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Photovoltaic Cell patents

      

This page is updated frequently with new Photovoltaic Cell-related patent applications.

Materials and methods for the preparation of nanocomposites
Disclosed herein is an isolable colloidal particle comprising a nanoparticle and an inorganic capping agent bound to the surface of the nanoparticle, a method for making the same in a biphasic solvent mixture, and the formation of structures and solids from the isolable colloidal particle. The process can yield photovoltaic cells, piezoelectric crystals, thermoelectric layers, optoelectronic layers, light emitting diodes, ferroelectric layers, thin film transistors, floating gate memory devices, phase change layers, and sensor devices..

Tritiated nitroxides and uses thereof
Long-term and high-density energy sources are described that utilize radioisotope batteries that provide a tritium (3h)-based direct energy conversion system. The beta radiation source is a nitroxide compound with a synthetic yield near 100%.

Photovoltaic cell for the mwt type for dedicated conductive backsheet
Back-contact photovoltaic cell of crystalline silicon of the metal wrap through or mwt type, for a dedicated conductive backsheet. The cell has holes for the crossing of the collected electrons at the front and punctiform back contacts for the charges of opposite sign, n holes and p points respectively, arranged according to a configuration of the contacts which is also advantageous for the purpose of automated production and for the association with a conductive backsheet integrating one single conductive layer intended to connect by strings the n holes and p points of all the cells, completing the electrical circuitry of the whole panel.

Hybrid solar module
The present invention provides a hybrid solar module, including a back plate, a plurality of photovoltaic cells, a plurality of concentrating photovoltaic cells and a light transmissive protective plate. The photovoltaic cells are arranged as an array pattern on the back plate.

Emergency alert and warning apparatus
The present invention relates to an emergency alert and warning apparatus and, more particularly, to a road emergency alert and warning apparatus which is installed on a median strip or a guide rail of an expressway or the like to alert a driver of a rear vehicle of an emergency situation when a traffic accident occurs during nighttime driving, thereby preventing an additional secondary accident. According to an embodiment of the present invention, the emergency alert and warning apparatus comprises: an operation switch which is installed on a median strip or a guide rail of a road to allow a user to generate an operation signal when a traffic accident occurs; a control unit which receives the operation signal to output a control signal, and transmits or relays traffic accident notification data to another neighboring emergency alert and warning apparatus through a wired or wireless communication; a warning display unit which is installed rearward with respect to a traveling direction of a vehicle and includes a plurality of leds that are turned on and off in response to the control signal of the control unit; and a photovoltaic cell which converts solar energy into electric energy, processes the electric energy into a constant voltage through a dc/dc converter, and supplies power..

Group-iv solar cell structure using group-iv or iii-v heterostructures
Device structures, apparatuses, and methods are disclosed for photovoltaic cells that may be a single-junction or multijunction solar cells, with at least a first layer comprising a group-iv semiconductor in which part of the cell comprises a second layer comprising a iii-v semiconductor or group-iv semiconductor having a different composition than the group-iv semiconductor of the first layer, such that a heterostructure is formed between the first and second layers.. .
The Boeing Company


Thermophotovoltaic energy converter
A thermophotovoltaic (tpv) energy converter includes a thermal emitter to generate photons of energy in response to receiving heat and a thermal receiver arranged at a distance from the thermal emitter. The thermal receiver includes a photovoltaic cell converting the received photons into electric energy.
Mitsubishi Electric Research Laboratories, Inc.


Novel carbosiloxane polymer compositions, methods of producing the same and the use thereof
A method of producing a photovoltaic cell having a cover, comprising the steps of: providing a photovoltaic cell which comprises a crystalline silicon substrate; providing a transparent substrate; forming an antireflective coating on said transparent substrate to provide a coated transparent substrate; and covering the photovoltaic cell with said coated transparent substrate. The antireflective coating is a hybrid organic-inorganic material having an inorganic portion comprising silicon, oxygen and carbon, and further comprising an organic portion with organic groups connected to the inorganic portion.
Optitune Oy


Fiber optic planter
Apparatus and associated methods relate to a lighted planter formed from an emitter of light, a light source optically coupled with the emitter of light, an electrical power source electrically connected to the light source, and, an urn adapted to retain the emitter of light. In an illustrative example, the emitter of light may be an optic fiber bundle.
National Tree Company


Device for generating electrical energy
The present invention relates to a device for generating electrical energy, comprising a photovoltaic cell (pv) which is connected to a carrier plate (ba) through which fluid can flow in a heat-conducting manner.. .
Duropan Alliance Gmbh


Solar tiles with obscured photovoltaics

A solar tile having an obscured photovoltaic layer is described. The solar tile includes a back-sheet layer.
Tesla, Inc.

Solar water heating system

A dual heating unit water heating system and method including both an ac heating unit and a dc heating unit installed in a common water heating tank. The system may enable solar power to be integrated into a standard storage heating unit without the need for additional access piping.

Solar collector apparatus

An apparatus and method for simultaneous water disinfection and electricity generation includes a disinfection section and an electricity generating section. In some cases, the disinfection section includes a storage tank and a plurality of transparent vacuum tubes.

Photovoltaic soil monitoring system with automated clean referencing system

A solar panel monitoring system for a photovoltaic system includes: a soil monitoring panel including a plurality of arranged photovoltaic cells; a reference cell panel located in proximity to the soil monitoring panel, the reference cell panel including one or more photovoltaic cells; an automated cleaning system located on the reference cell panel for protecting a surface of the reference cell panel, the automated cleaning system including a cleaning system controller; and a measurement unit in electrical communication with one or more of the photovoltaic cells of the soil monitoring panel and one or more photovoltaic cells of the reference cell panel for measuring a short circuit current of the one or more photovoltaic cells of the soil monitoring panel and the one or more photovoltaic cells of the reference cell panel. When the cleaning system controller activates the automated cleaning system to clean and reveal the surface of the reference cell panel before the measurement unit measures a short circuit current of the one or more photovoltaic cells of the reference cell panel..

Solar cell assembly

A solar cell assembly comprises a first assembly of at least one photovoltaic cell and a protective glass positioned on the active face of the first assembly, the area of the protective glass covering more than the entirety of the active face of the first assembly, and comprises a second assembly of at least one portion of the protective glass extending from the active face of the first assembly, the second assembly comprises an optically reflective surface.. .
Thales

Mixed tin and germanium perovskites

Perovskite materials useful in the manufacture of photovoltaic cells are provided. The perovskite materials have the formula ab′0.5b″0.5x3 or a′0.5a″0.5b′0.5b″0.5x3, wherein a, a′, and a″ are organic or inorganic cations, x is a halogen ion, b′ is tin, and b″ is germanium.
Nutech Ventures

Distributed power harvesting systems using dc power sources

A photovoltaic panel with multiple photovoltaic sub-strings including serially-connected photovoltaic cells and having direct current (dc) outputs adapted for interconnection in parallel into a parallel-connected dc power source. A direct current (dc) power converter including input terminals and output terminals is adapted for coupling to the parallel-connected dc power source and for converting an input power received at the input terminals to an output power at the output terminals.
Solaredge Technologies Ltd.

Photovoltaic cell with frontside busbar tape on narrow front busbars

The present disclosure relates to photovoltaic (“pv”) solar cell comprising a frontside busbar tape in electrical contact with narrow front busbars (e.g., silver busbars). A single frontside busbar tape may be in electrical contact with a single narrow front busbar or with a dual set of narrow front busbars.
3m Innovative Properties Company

Thin-film compound photovoltaic cell, manufacturing thin-film compound photovoltaic cell, thin-film compound photovoltaic cell array, and manufacturing thin-film compound photovoltaic cell array

A thin-film compound photovoltaic cell includes a cell body including a photovoltaic cell stack including a plurality of compound semiconductor layers, first and second electrodes that are formed on a first surface of the photovoltaic cell stack, the first surface being on a light receiving side of the photovoltaic cell stack, and a third electrode that is formed on a surface of the photovoltaic cell stack that is opposite to the light receiving side; and a resin film formed on the cell body, the resin film being formed on the side opposite to the light receiving side. The photovoltaic cell stack includes a cell layer including a pn junction layer and a contact layer that is formed on part of a surface of the cell layer which surface is opposite to a light-receiving surface of the cell layer.
Sharp Kabushiki Kaisha

Methods and devices for beta radioisotope energy conversion

A power or photon source uses beta electrons emitted by a radioisotope. The beta electrons encounter a magnetic field which can confine them into helical trajectories to efficiently generate excimer photons from a precursor gas.
Ayers Group, Llc

Back contact photovoltaic cells with induced junctions

The disclosed technology generally relates to photovoltaic devices and more particularly to back contact photovoltaic devices, and to methods of fabricating back contact photovoltaic devices. In one aspect, a back contact photovoltaic cell includes an n-type silicon substrate having formed on a rear side first layer stacks formed at first locations and second layer stacks formed at second locations different from and non-overlapping with the first locations.
Kuwait University

Cigs based photovoltaic cell with non-stoichiometric metal sulfide layer and making thereof

A method of making a photovoltaic device includes forming a p-type compound semiconductor material layer comprising copper, indium, gallium and a chalcogen over a substrate, and forming an n-type metal sulfide layer on the p-type compound semiconductor material layer by sputtering process employing at least one metal and sulfur containing sputtering target having a non-stoichiometric composition in which a metal-to-sulfur atomic ratio is greater than 1.. .
Beijing Apollo Ding Rong Solar Technology Co., Ltd.

Pressurized heated rolling press for manufacture and use

A system for connecting photovoltaic cells is disclosed. The system comprises a flexible component feeder source for feeding the photovoltaic cells to a process that couples them together; a vacuum conveyor for receiving at a first location the coupled photovoltaic cells and including openings through which a vacuum is applied to hold the coupled photovoltaic cells in place; a moving belt above the vacuum conveyor at a second location, where the vacuum conveyor and the moving belt are driven in a predetermined relation to one another for conveying the coupled photovoltaic cells from the first location to the second location; a vacuum source for applying a vacuum through the openings to cause the moving belt to apply a pressure to an upper surface of the coupled photovoltaic cells to compress the coupled photovoltaic cells; and a curing source at the second location for curing the compressed coupled photovoltaic cells..
Alta Devices, Inc.

Porous silicon nanowire photovoltaic cell

The porous silicon nanowire photovoltaic cell includes a first electrode, a p-type silicon layer, and a second electrode, which is formed from a transparent electrode with at least one metal contact. An array of porous silicon nanowires is sandwiched between the second electrode and the p-type silicon layer.
United Arab Emirates University

Systems and methods for building-integrated power generation

Systems and devices are disclosed that describe integrated roofing elements. The integrated roofing elements can feature integrated energy generation elements and energy storage elements that can both generate (e.g.
1st Turning Founders Llc

Solvent-free, solid phase synthesis of hybrid lead halide perovskites with superior purity

A method of synthesizing a mixed-halide perovskite is disclosed herein. The method includes the steps of mixing a first single-halide perovskite and a second single-halide perovskite to form a solid phase mixture and heating the solid phase mixture at a temperature below a first decomposition temperature of the first single-halide perovskite and below a second decomposition temperature of the second single-halide perovskite for a time sufficient to form the mixed-halide perovskite.
Iowa State University Research Foundation, Inc.

Flexible light guide film for electronic activation and control

A light transmission system is provided for operating an optically responsive circuit. The system includes a light guide film (lgf) to transmit light emitted from its edge, and a scattering node for directing the light to the circuit.
United States Of America, As Represented By The Secretary Of The Navy

Electric vehicle

An electric vehicle includes: a rotating electric machine; a photovoltaic cell; a first electricity storage device that is charged with electricity output from the photovoltaic cell; a second electricity storage device that is chargeable with electricity generated by the rotating electric machine, and serves as a power source for generating driving force of the vehicle; and a control device. The control device either prohibits charging the first electricity storage device or lowers an upper limit value of an soc of the first electricity storage device while the control device is executing second charge control of charging the second electricity storage device with generated electricity generated by the rotating electric machine..
Toyota Jidosha Kabushiki Kaisha

Scalable multi-role surface-wave plasma generator

Systems and methods are described herein for generating surface-wave plasmas capable of simultaneously achieving high density with low temperature and planar scalability. A key feature of the invention is reduced damage to objects in contact with the plasma due to the lack of an rf bias; allowing for damage free processing.
Starfire Industries, Llc

Solar power generation examination system and solar power generation examination method

A defective photovoltaic cell module is identified without disconnection in a photovoltaic cell string. As a typical embodiment, in a photovoltaic power generation inspect ion system in a photovoltaic power generation system having a structure in which a plurality of photovoltaic cell strings are connected in parallel, the photovoltaic power generation system detecting a defective module among a plurality of modules included in a defective string, the photovoltaic power generation inspection system includes: a current detector that measures an output current of a photovoltaic cell string without disconnection; and a monitor unit that estimates a defective module based on change in a plurality of output currents each measured by the current detector while the photovoltaic cell modules included in the defective string are sequentially shielded from light by a light shielding member..
Hitachi Systerns, Ltd

Deformable paper origami optoelectronic devices

Deformable optoelectronic devices are provided, including photodetectors, photodiodes, and photovoltaic cells. The devices can be made on a variety of paper substrates, and can include a plurality of fold segments in the paper substrate creating a deformable pattern.
King Abdullah University Of Science And Technology

Apparatus and measuring one or more characteristics of one or more photovoltaic cells

An apparatus for facilitating a measurement of characteristics of a photovoltaic cell. The apparatus includes an input port for coupling to a photovoltaic cell and an output port for coupling to a measurement equipment.
Newport Corporation

Group-iv solar cell structure using group-iv or iii-v heterostructures

Device structures, apparatuses, and methods are disclosed for photovoltaic cells that may be a single-junction or multijunction solar cells, with at least a first layer comprising a group-iv semiconductor in which part of the cell comprises a second layer comprising a iii-v semiconductor or group-iv semiconductor having a different composition than the group-iv semiconductor of the first layer, such that a heterostructure is formed between the first and second layers.. .
The Boeing Company

Group-iv solar cell structure using group-iv or iii-v heterostructures

Device structures, apparatuses, and methods are disclosed for photovoltaic cells that may be a single-junction or multijunction solar cells, with at least a first layer comprising a group-iv semiconductor in which part of the cell comprises a second layer comprising a iii-v semiconductor or group-iv semiconductor having a different composition than the group-iv semiconductor of the first layer, such that a heterostructure is formed between the first and second layers.. .
The Boeing Company

Photovoltaic module and manufacturing a photovoltaic module

In various embodiments, a photovoltaic module is provided. The photovoltaic module may include a plurality of electrically coupled photovoltaic cell, the photovoltaic cells being arranged next to each other such that a cell gap is formed between the photovoltaic cells in each case, a transparent front cover and a transparent rear cover between which the photovoltaic cells are arranged, a marginal gap being formed between the edge of the covers and the photovoltaic cells directly adjacent thereto, and at the back of the cell, a structure which at least partially covers at least one of a cell gap or a marginal gap, the structure having a decreasing coverage in the direction of a respective photovoltaic cell..
Solarworld Industries Gmbh

Fluid-cooled blind panels configured to generate electricity and heat

The present invention is an apparatus and method using solar insolation to heat fluid moving through panels, resulting in relatively hot fluid. A set of such panels might be installed in a window.

Active cooling for a concentrated photovoltaic cell

A wasted heat harvesting device for harvesting electricity including switching means configured to convey a magnetic field from a first region to at least a second region when the temperature of the switching means crosses a predetermined temperature.. .
Saint-augustin Canada Electric Inc.

Photovoltaic device and associated fabrication method

A photovoltaic device comprising: a plurality of photovoltaic cells, separated from each other; a support receiving the cells; and a light guide in contact with the cells and comprising a primary guide with a surface that is proximal to the cells, where the proximal surface is oriented towards the cells and the support. The photovoltaic device comprises, between the cells, areas located between the support and the primary guide which comprise a material with an index of refraction less than that of the proximal surface, where the material is in contact with the proximal surface..
Centre National De La Recherche Scientifique - Cnrs-

Sinterable composition for use in solar photovoltaic cells

The present invention relates to a conductive paste composition for solar photovoltaic cells comprising metal particles dispersed in a suitable carrier therefor, wherein said carrier comprises a solvent and a resin, and wherein at least a portion of said metal particles are characterized by having a ψ value, as defined by x-ray diffraction <0.0020, having at least 50% degree of crystallinity, and being anisotropic with respect to crystallographic direction.. .
Henkel Ag & Co. Kgaa

Armor

. .

Flexible photovoltaic modules having junction box supporting flaps

Provided are flexible photovoltaic modules having flaps for supporting junction boxes. Junction boxes are used for making electrical connections to photovoltaic cells sealed inside the modules.
Beijing Apollo Ding Rong Solar Technology Co., Ltd.

Array of monolithically integrated thin film photovoltaic cells and associated methods

A process of forming an array of monolithically integrated thin film photovoltaic cells from a stack of thin film layers formed on an insulating substrate includes forming at least one cell isolation scribe in the stack of thin film layers. A second electrical contact layer isolation scribe is formed for each cell isolation scribe adjacent to a respective cell isolation scribe.
Ascent Solar Technologies, Inc.

Integral solar collection cover

The invention relates to an integral solar collection cover designed for a carrier structure (2) which is anchored to the slab (3), a waterproofing layer for waterproofing channelled plates (4) and solar covering plates (5), and optionally, conventional plates (6), all of the solar covering plates (5) being hybrid, integrating the installation and photovoltaic solar collection devices for generating electrical energy, and thermal solar collection devices for generating domestic hot water and heat. Said solar plates (5) are “sandwich”-type panels made of polyester, transparent resins and polyurethane, comprising an upper layer (5a) which is flat or undulating with different finishes, below which there are installed photovoltaic cells (12) with wiring (13), electrical connectors and components, and a thermal water pipe circuit (14), which is inserted in cavities (15) that have been filled with a non-evaporable, low-boiling liquid, and provided with inflow connections (14a) and outflow connections (14b)..

Solar array in a wireless tower

A solar panel may include a photovoltaic cell that includes the characteristic of being thin enough to bend without imposing strain that damages the photovoltaic cell, and the photovoltaic cell is configured to wrap around a wireless communication tower.. .
Wind Tower Technologies, Llc

Self-contained photovoltaic distillation apparatus

The present disclosure describes an apparatus that may be used to generate desalinated water from a supply of untreated water using a photovoltaic cell. The front surface of the photovoltaic cell is enclosed to form an evaporation chamber.

Method of fabricating thin film photovoltaic devices

Thin film silicon photovoltaic cell arrangements that include a heavily doped p-type polycrystalline silicon layer spaced-apart from the substrate and bottom electrode in order to reduce grain defects by initiating crystallization at a location far from the substrate. This is accomplished by forming a device structure incorporating such amorphous silicon films on a substrate and annealing at elevated temperature to crystallize the a-si films such that the crystallization of the a-si starts within the spaced-apart heavily doped p-type layer and proceeds through the intrinsic silicon layer..

Frameless pv-module

A photovoltaic module employing an array of photovoltaic cells disposed between two optically transparent substrates such as to define a closed-loop peripheral area of the module that does not contain a photovoltaic cell. The module is sealed with a peripheral seal along the perimeter; and is devoid of a structural element affixed to an optically transparent substrate and adapted to mount the module to a supporting structure.
Prism Solar Technologies, Inc.

Systems and methods for integrated thermophotovoltaic conversion

An apparatus for generating electricity via thermophotovoltaic (tpv) energy conversion includes a metallic combustor to convert fuel into heat. The apparatus also includes a metallic photonic crystal to emit electromagnetic radiation within a predetermined wavelength band in response to receiving the heat from the combustor.

Solar energy systems

In one aspect, solar energy systems are described herein. In some embodiments, such a comprises an electrochemical cell comprising a photoelectrode, a counter electrode, and an ion transport membrane disposed between the photoelectrode and counter electrode.
Board Of Regents, The University Of Texas System

Silver copper indium gallium selenide reactive sputtering method and apparatus, and photovoltaic cell containing same

A method of making a semiconductor structure includes a step of sputtering silver, copper, indium, and gallium on a substrate in an ambient including at least one chalcogen to deposit an alloy of silver, copper, indium, gallium, and at least one chalcogen. A film of the alloy can be deposited on a continuously moving substrate with a high throughput to form a p-type semiconductor absorber layer of a photovoltaic cell..
Beijing Apollo Ding Rong Solar Technology Co., Ltd

Method and substrates for material application

A method of and an apparatus for making a composite material is provided. The composite is able to be formed by mixing a binder and a physical property enhancing material to form a mixer.

Polymer-based nanostructured materials with tunable properties and methods of making thereof

Nano structured surfaces and bulk composite materials which exhibit tunable surface morphology, wettability, thermal conductivity, and total thermal resistance properties, and methods of fabrication and uses thereof are described herein. Arrays of vertically-aligned nanostructures produced via a template assisted fabrication approach using nanoporous templates, or alternatively, via an electropolymerization process are described.
Georgia Tech Research Corporation

Solar energy apparatus and method

Disclosed embodiments include multi-plane photovoltaic modules and/or solar panel arrangements, as well as solar farms constituted with such arrangements/modules. In embodiments, a solar panel arrangement may include a first solar panel having a first plurality of solar photovoltaic modules, disposed at a first plane; and a second solar panel having a second plurality of solar photovoltaic modules, disposed at a second plane, vertically offset from the first plane.

Photovoltaic cell structure and method to produce the same

The object of the present invention is a photovoltaic cell structure, comprising a p-type semiconductor substrate with a bottom electric contact, upon which a layer comprising zno nano structures is made, covered with a zn mg o layer and with a transparent conductive layer, preferably zno:al layer, with an electric contact, characterized in that the active layer is a si/zno/znmgo junction, the layer of zno nano structures of the height of 100 nm up to 2000 nm being covered with the znmgo layer from 1 nm to 2000 nm thick, and the method to produce the same.. .
Instytut Fizyki Pan

Type iv semiconductor based high voltage laterally stacked multijunction photovoltaic cell

A method of forming a photovoltaic device that includes ion implanting a first conductivity type dopant into first regions of a semiconductor layer of an soi substrate, wherein the first regions are separated by a first pitch; and ion implanting a second conductivity type dopant into second regions of the semiconductor layer of the soi substrate. The second regions are separated by a second pitch.
International Business Machines Corporation

Mounting assembly

A mounting system is configured to contain and direct power from a photovoltaic cell. The mounting system includes a panel layer connected to at least one photovoltaic cell.

Method of fabricating a radio frequency transparent photovoltaic cell

A radio frequency transparent photovoltaic cell includes a back contact layer formed of an electrically conductive material, at least one aperture formed in the back contact layer, and at least one photovoltaic cell section disposed on the back contact layer. An airship includes one or more radio frequency antennas disposed in an interior of the airship.
Raytheon Company

Charger for an aerosol delivery device

A charger for an aerosol delivery device is provided. The aerosol delivery device includes a control body equipped with a power source, and a cartridge equipped with a heating element and containing an aerosol precursor composition.
Rai Strategic Holdings, Inc.

Photovoltaic system

A photovoltaic system includes photovoltaic cells, inverters, a reduced electricity output state determiner which determines whether each of the photovoltaic cells is in a reduced electricity output state, a first command value generator which generates a first command value for decreasing a first power factor of a first inverter determined as in the reduced electricity output state, a second command value generator which generates a second command value for increasing a second power factor of at least one of second inverters so as to compensate for output power of the first inverter, and a controller which controls the inverters.. .
Toshiba Mitsubishi-electric Industrial Systems Corporation

Efficiency enhancement of solar cells using light management

A photovoltaic cell includes a junction, formed from an n-type semiconductor material and a p-type semiconductor material, a trench, opening toward the light-incident side of the junction, for trapping reflected light, and two photon conversion layers. A first photon conversion layer, arranged at the light-incident side of the junction, converts photons from a higher energy to a lower energy suitable for absorption by the semiconductor material, and a second photon conversion layer, arranged at the opposite side of the junction, converts photons from a lower energy to a higher energy suitable for absorption by the semiconductor material..
The University Of North Carolina At Charlotte

Photovoltaic devices with encapsulating barrier film

Encapsulated device including a photovoltaic cell and a composite film overlaying at least a portion of the photovoltaic cell, the composite film further including a substrate, a base (co)polymer layer on a major surface of the substrate, an oxide layer on the base (co)polymer layer, and a protective (co)polymer layer derived from a silane precursor compound on the oxide layer. .
3m Innovative Properties Company

Single-cell encapsulation and flexible-format module architecture and mounting assembly for photovoltaic power generation and constructing, inspecting and qualifying the same

A method for encapsulating photovoltaic cells into single functional units is described. These units share the mechanical and electric properties of the encapsulation layers and allow for flexible module architecture to be implemented at the cell level.
Tessolar Inc.

Method of forming an electrode structure and manufacturing a photovoltaic cell using the same

In a method of forming an electrode structure for a photovoltaic cell, a transparent conductive layer is formed on a semiconductor layer of amorphous silicon material doped with dopants of a first conductive type. Then, a first metal pattern is formed on the transparent conductive layer by performing an ink jet process using metal nano ink.
Korea University Research And Business Foundation

Methods for inspecting semiconductor wafers

Methods and systems are presented for analysing semiconductor materials as they progress along a production line, using photoluminescence images acquired using line-scanning techniques. The photoluminescence images can be analysed to obtain spatially resolved information on one or more properties of said material, such as lateral charge carrier transport, defects and the presence of cracks.
Bt Imaging Pty Ltd.

Highly-efficient near-field thermophotovoltaics using surface-polariton emitters and thin-film photovoltaic-cell absorbers

A near-field thermophotovoltaic system comprises a hot emitter and a cold absorbing photovoltaic cell separated by a small gap. The emitter emits hot photons and includes a polaritonic material that supports a surface-polaritonic mode.
Massachusetts Institute Of Technology

System and methods for achieving a micro louver effect in a photovoltaic cell

Building integrated photovoltaic (bipv) systems provide for solar panel arrays that can be aesthetically pleasing and appear seamless to an observer. Micro louvered structures can be incorporated into photovoltaic (pv) stacks, such that light entering a pv stack that is reflected off of embedded solar cells is not directed out at angles at which a typical observer would normally view the pv stack or roof on which a solar array is installed.
Tesla, Inc.

Airship with a radio frequency transparent photovoltaic cell

A radio frequency transparent photovoltaic cell includes a back contact layer formed of an electrically conductive material, at least one aperture formed in the back contact layer, and at least one photovoltaic cell section disposed on the back contact layer. An airship includes one or more radio frequency antennas disposed in an interior of the airship.
Raytheon Company

Electronic device with folding function between photovoltaic cell panel and display panel

An electronic device including: a first functional panel having a photovoltaic cell panel defined as an upper portion thereof; a second functional panel having a display panel defined as an upper portion thereof; and a linking mechanism for connecting the first functional panel and the second functional panel to each other. A mutual-orientation between the first functional panel and the second functional panel is switched between a plurality of mutual-orientations via the linking mechanism..

Method for testing the die-attach of a photovoltaic cell assembly

The present invention relates to a method for testing the die-attach quality of a photovoltaic cell assembly, in particular, for electrical inline monitoring of a photovoltaic cell die-attach quality during the manufacturing of a concentrator photovoltaic module. The method comprises the steps of providing a photovoltaic cell assembly comprising at least one photovoltaic cell, in particular, a concentrator photovoltaic cell, attached to a heat sink, injecting a current into the photovoltaic cell assembly measuring the voltage across the photovoltaic cell during the current injection and determining the relative voltage drop over the duration of the current injection, whereby insufficiently bonded photovoltaic cell assemblies can be identified and screened..
Saint-augustin Canada Electric Inc.

Photovoltaic package and manufacturing the same

Disclosed is a photovoltaic package having a simple structure configured to enable mid-term or short-term use thereof, the photovoltaic package including a photovoltaic cell for producing electrical energy through photoelectric conversion, a front sealing sheet disposed on the front side of the photovoltaic cell, and a back sealing sheet disposed on the back side of the photovoltaic cell, wherein at least one of the front sealing sheet and the back sealing sheet contains therein moisture-absorbent particles, and the front sealing sheet and the back sealing sheet are adhered to each other so that the photovoltaic cell is sealed.. .
Korea Institute Of Energy Research

Solar cell module

A solar cell module has a rear housing to accommodate a photovoltaic cell module attached to the rear housing and comprising an array of photovoltaic cells arranged opposite to the rear housing wall. The solar cell module further comprises a grid comprising webs, wherein the grid is attached on the upper surface of the photovoltaic cell module and partly on the surrounding rear housing, wherein the webs define window openings essentially provided in front of the photovoltaic cells thus that the webs do not shadow the photovoltaic cells..
Nexiot Ag

Obscuring, color matching, and camouflaging solar panels

A solar panel includes a backsheet layer, a bottom encapsulant layer adjacent the backsheet layer, a plurality of photovoltaic cells adjacent the bottom encapsulant layer, a top encapsulant layer adjacent the plurality of photovoltaic cells having a plurality of louvers constructed therein to block side view of the plurality of photovoltaic cells, and a top layer adjacent the top encapsulant layer.. .
Tesla Motors, Inc.

Method of patterning an amorphous semiconductor layer

Methods of patterning an amorphous semiconductor layer according to a predetermined pattern via laser ablation with a pulsed laser having a laser wavelength are disclosed. In one aspect, a method may include providing the amorphous semiconductor layer on a substrate, providing a distributed bragg reflector on the amorphous semiconductor layer, wherein the distributed bragg reflector is reflective at the laser wavelength, providing an absorbing layer on the distributed bragg reflector, wherein the absorbing layer is absorptive at the laser wavelength, patterning the absorbing layer by laser ablation, in accordance with the predetermined pattern, patterning the distributed bragg reflector by performing an etching step using the patterned absorbing layer as an etch mask, and etching the amorphous semiconductor layer using the patterned distributed bragg reflector as an etch mask.
Katholieke Universiteit Leuven

Novel glasses

Glasses are disclosed having a composition comprising the following oxides (in weight %): sio2 61 to 70%, al2o3 0 to 9%, na2o 10 to 13%, k2o 0 to 1%, mgo 2 to 6%, cao 6 to 16%, sro 0 to 1%, zro2 0 to 1%, tio2 2 to 15%, the glasses having a strain point greater than 570° c. The glasses have good dimensional stability at high temperatures, making them suitable for fire protection glazings and substrates which are processed at elevated temperatures, e.g.
Pilkington Group Limited

Solar cell emitter characterization using non-contact dopant concentration and minority carrier lifetime measurement

A method and apparatus for estimating an effect of variations of wafer properties on operating parameters of photovoltaic cells during manufacturing is provided. Measurements of emitter sheet resistance, minority carrier lifetime, and wafer resistivity of a wafer are obtained during manufacture of the wafer into a photovoltaic cell.
Aurora Solar Technologies (canada) Inc.

Motorised drive device for a closure or solar protection home-automation facility, associated home-automation facility and controlling the operation of such a device

Disclosed is a motorised drive device for a closure or solar protection home-automation facility which includes an electromechanical actuator, an electronic control unit and a standalone electric power supply device. The electronic control unit is configured to detect electric power supply and supply interruption periods of the electromechanical actuator from at least one photovoltaic cell, using only a unit for measuring a magnitude linked to the electric power supply of the electromechanical actuator by the at least one photovoltaic cell, and resetting at least one portion of the data stored by the electronic control unit, following the simulation of a sequence of electric power supply and supply interruption periods of the electromechanical actuator, wherein the electric power supply and supply interruption periods are detected via measurement elements..
Simu

Method and system for mounting photovoltaic cells to create shade and electricity

A method and system for creating a shaded area using retractably mounted photovoltaic cells is disclosed that utilizes an energy and shade producing canopy of retractable photovoltaic cells or panels that is deployed to create shade and electricity when desired and retracted when not in use.. .

Thin film photovoltaic cell with back contacts

Photovoltaic cells, photovoltaic devices, and methods of fabrication are provided. The photovoltaic cells include a transparent substrate to allow light to enter the photovoltaic cell through the substrate, and a light absorption layer associated with the substrate.
International Business Machines Corporation

Skylight with high angle sunlight shade device

A skylight shade device and skylight mounted on a roof of a building includes a roof and a skylight installed on the roof. A shade element including photovoltaic cells is positioned to occlude at least a portion of high angle sunlight through the skylight dome without occluding low angle sunlight through the skylight dome..

Glasses

Glasses are disclosed having a composition comprising the following oxides (in weight %): sio2 61 to 70%, al2o3 0 to 9%, na2o 10 to 13%, k2o 0 to 1%, mgo 2 to 6%, cao 6 to 16%, sro 1 to 8%, zro2 0 to 10%, tio2 0 to 10%. The glasses may have a strain point greater than 570° c., and good dimensional stability at high temperatures, making them suitable for fire protection glazings and substrates which are processed at elevated temperatures, e.g.
Pilkington Group Limited

Novel glasses

Glasses are disclosed having a composition comprising the following oxides (in weight %): sio2 61 to 70%, al2o3 0 to 9%, na2o 10 to 13%, k2o 0 to 1%, mgo 2 to 6%, cao 6 to 16%, sro 0 to 1%, zro2 2 to 15%, tio2 0 to 1%. The glasses may have a strain point greater than 570° c., and good dimensional stability at high temperatures, making them suitable for fire protection glazings and substrates which are processed at elevated temperatures, e.g.
Pilkington Group Limited

Glasses

Glasses are disclosed having a composition comprising the following oxides (in weight %): sio261 to 70%, al2o3 2 to 15%, na2o 10 to 13%, k2o 0 to 1%, mgo 2 to 6%, cao 6 to 16%, sro 0 to 1%, zro20 to 15%, tio2 0 to 1%. The glasses may have a strain point greater than 570 ° c., and good dimensional stability at high temperatures, making them suitable for fire protection glazings and substrates which are processed at elevated temperatures, e.g.
Pilkington Group Limited

Foldable photovoltaic assembly with non-perpendicular interconnection

Foldable photovoltaic assemblies and methods of manufacturing such assemblies, including a transparent top sheet having a fold line and a conductive interconnection pattern spanning the fold line. The conductive interconnection pattern includes inter-cell connections configured to interconnect individual photovoltaic cells to form photovoltaic submodules, and also inter-submodule connections configured to interconnect photovoltaic submodules to form an assembly of submodules, which in some cases may be a fully assembled photovoltaic module.
Global Solar Energy, Inc.

Type iv semiconductor based high voltage laterally stacked multijunction photovoltaic cell

A method of forming a photovoltaic device that includes ion implanting a first conductivity type dopant into first regions of a semiconductor layer of an soi substrate, wherein the first regions are separated by a first pitch; and ion implanting a second conductivity type dopant into second regions of the semiconductor layer of the soi substrate. The second regions are separated by a second pitch.
International Business Machines Corporation

Photo-sensitive silicon package embedding self-powered electronic system

A self-powered electronic system comprises a first chip (401) of single-crystalline semiconductor embedded in a second chip (302) of single-crystalline semiconductor shaped as a container bordered by ridges. The assembled chips are nested and form an electronic device assembled, in turn, in a slab of weakly p-doped low-grade silicon shaped as a container (330) bordered by ridges (331).
Texas Instruments Incorporated

Portable renewable energy power system

Various examples described herein are directed to portable renewable energy power systems comprising a solar module comprising a plurality of photovoltaic cells; a battery module comprising a plurality of battery cells; a user interface comprising at least one input device and at least one display; an alternating current/direct current (ac/dc) converter; a direct current/alternating current (dc/ac) converter; and a control module comprising at least one processor.. .
Unlimited Power, Ltd.

Electrically contacting and interconnecting photovoltaic cells

A method and module for electrically contacting a photovoltaic cell and for electrically interconnecting such cell is disclosed. In one aspect, the method includes providing a woven fabric comprising a plurality of electrically conductive wires being provided in a single one of a warp direction and a weft direction.
Imec Vzw

Self-winding watch

The invention relates to a self-winding watch comprising a movement connected to a winding device of a barrel spring comprising an oscillating weight pivoting around an axis a, a reduction wheel train cooperating with the oscillating weight to transmit the torque to the barrel, a storage unit for electrical energy, a photovoltaic cell arranged to receive the ambient light and charge the electrical energy storage unit, a control circuit connected to the terminals of said electrical energy storage unit and drive means connected to the circuit and coupled to the oscillating weight to displace it. According to the invention the electrical energy storage unit, the control circuit and the drive means are integrated to the oscillating weight..
The Swatch Group Research And Development Ltd

Non-concentrated photovoltaic and concentrated solar thermal hybrid devices and methods for solar energy collection

In embodiments, the inefficiencies present in conventional technologies that separately utilize photovoltaic or solar thermal technologies are obviated. Embodiments relate generally to a solar energy collection device having a focusing element with a shape configured to direct collimated incident light to a common focal region.

Three-dimensional elongated photovoltaic cell assemblies

Three-dimensional photovoltaic assemblies capable of greater electric power output and more consistent power profiles than flat photovoltaic systems of the prior art with the same footprint are disclosed. The assemblies are comprised of a plurality of elongated photovoltaic modules arranged to project radially outward from a central trunk.

Solar rechargeable unmanned vehicle systems and methods to monitor a geographic area

Some embodiments provide an aerial monitoring system to monitor a geographic area, comprising: a unmanned aerial vehicle (uav) comprising: a plurality of lift motors to drive a propeller; a substructural support supporting the lift motors and propellers; a uav control circuit configured to control the operation of the lift motors; a rechargeable electrical power source that supplies electrical power to the uav control circuit and the plurality of lift motors; a recharge control circuit; and a modifiable support system cooperated with the substructural support and supporting a set of photovoltaic cells electrically coupled with the rechargeable power source and configured to supply electrical power to the rechargeable power source, wherein the recharge control circuit is configured to control a modification of the modifiable support system to cause a physical modification of at least an orientation of the modifiable support system relative to the substructural support.. .
Wal-mart Stores, Inc.

Charging case for electronic devices

Techniques are disclosed for aiding in charging an electronic device using a charging case. The charging case includes a conductive contact and may connect to a conductive contact of the electronic device while still allowing user access to the main connector port of the electronic device.
Nook Digital, Llc

Monolithic integration of heterojunction solar cells

A method for fabricating a device with integrated photovoltaic cells includes supporting a semiconductor substrate on a first handle substrate and doping the semiconductor substrate to form doped alternating regions with opposite conductivity. A doped layer is formed over a first side the semiconductor substrate.
International Business Machines Corporation

Photovoltaic device and operating point control circuit device for photovoltaic cells or other power supply elements connected in series

In a photovoltaic device or an operating point control circuit in which a current is output from a corresponding power supply cell or capacitor to between output terminals by periodically cutting off switching elements which are connected in series to a plurality of power supply cells and/or capacitors connected in series between the output terminals via inductors, cutoff duty ratios of all the switching elements are uniformly fixed to the same value in one cycle in which all the switching elements are cut off once.. .
Tokyo Metropolitan University

Surface treatment for photovoltaic device

The present invention relates generally to semiconductor devices and more particularly, to a structure and method of forming a photovoltaic cell using a surface treatment to improve device performance. Embodiments of the present invention may improve open circuit voltage, fill factor, and energy conversion efficiency by performing a surface treatment on an upper surface of an absorber layer.
International Business Machines Corporation

Light collection and redirection to a solar panel

There is provided a unit for light conversion in a building, the unit comprises a solar panel comprising photovoltaic cells without any light-absorbing or light-reflecting coating such as to be raw. The photovoltaic cells can have a wavelength range of conversion optimized for natural sunlight.
Bigz Tech Inc.

Photovoltaic cells

The invention is concerned with photovoltaic cells, processes for the production thereof and polyester films useful in the production thereof wherein the back plane of the photovoltaic cell is a polyester film having an adhesive coating derived from a composition comprising an epoxy resin and a blocked diisocyanate.. .
Dupont Teijin Films U.s. Limited Partnership

Pv cells and backsheet polyester films

Photovoltaic cells which comprise a back plane comprising a polyester film and an adhesive coating derived from an ethylene vinyl acetate copolymer and an oxazoline crosslinking agent and methods for forming the same are described.. .
Dupont Teijin Films U.s. Limited Partnership

Wavelength-selective specularly reflecting photovoltaic module and manufacture thereof

A photovoltaic module comprises a plurality of photovoltaic cells, and a polymeric film positioned on an incident light side of the plurality of photovoltaic cells, wherein the polymeric film transmits a range of wavelengths of the incident light spectrum and specularly reflects wavelengths outside of the range. An encapsulant layer is in contact with the polymeric film.

Composition for optical film, and optical film comprising same

An optical film, a production method therefor, a lighting device and a display device are provided. The present application is capable of providing an optical film having excellent color purity and efficiency, the optical film being capable of providing a lighting device having excellent color characteristics.
Lg Chem, Ltd.

Mobile artificial cloud

A mobile artificial cloud system comprising a mobile formation of horizontally extending panels which are elevated above the ground for providing shade. The panels can take the form of gas-filled, flattened, large balloons, or sheets of material that may be elevated by balloons or releasably connected to fixed structures.

Universite De Pau Et Des Pays De L'adour

. .

Mechanically stacked tandem photovoltaic cells with intermediate optical filters

A method of fabricating a multi-junction photosensitive device is provided. The method may include fabricating at least two photoactive layers, wherein at least one photoactive layer is fabricated on a transparent substrate, and at least one photoactive layer is fabricated on a reflective substrate, patterning at least one optical filter layer on at least one photoactive layer fabricated on a transparent substrate, and bonding the at least two photoactive layers using cold weld or van der waals bonding.
The Regents Of The University Of Michigan

Hexabenzocoronene-based compound for organic photovoltaic cells

Wherein r1, r3, r4 and r6 are independently from each other chosen among a carboxylic (—cooh) group, a cyano (—c≡n) group, an isocyano (—n+≡c−) group, a cyanate (—o—c≡n) group and a —f group, and r2 and r5 are, independently from each other, chosen among a poly(3-oxypentylthiophene) (p3opt) substituent and a poly(3-hexylthiophene) (p3ht) substituent.. .

Photovoltaic system and the manufacturing method thereof

A photovoltaic system consists of a waveguide body, luminescent dyes and a photovoltaic cell. Luminescent dyes and their aggregated particulates with larger diameter are dispersed in the waveguide body to scatter light and transform the first light of the external light into a second light, wherein the wavelength of the second light is longer than the wavelength of the first light.
Flexwave Co., Ltd.

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. .

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Realizing the dream of green energy and making the impossible possible

An apparatus for storing and/or converting solar energy into a mechanical and/or electrical energy product in a continuous manner, twenty-four hours a day. The apparatus includes an enclosed volume chamber having a wall formed from transparent material capable of allowing solar energy beams to enter into the chamber, the wall of the chamber having a reflective inner surface for trapping and reflecting the solar energy beams within the chamber, a heat absorbing member located within the chamber for receiving at least a portion of the solar energy beams, an inlet for feeding air into the chamber wherein the air becomes heated, an outlet for allowing the heated air to exit the chamber, and a conversion device for cooperating with the outlet for receiving the heated air and for converting the heated air to mechanical and/or electrical energy.

Interconnector and solar panel

An interconnector includes a first electrode configured to be connected to a first photovoltaic cell, a second electrode configured to be connected to a second photovoltaic cell, and a connection body that connects the first electrode and the second electrode. The connection body includes a first detour, a second detour, and a joint.
Toyota Jidosha Kabushiki Kaisha

Active radio frequency identification tag

An active rfid tag includes a first substrate, an electrically conductive layer disposed on the first substrate and etched or printed to form an antenna and a circuit, a thin film photovoltaic cell installed on the electrically conductive layer and electrically coupled to the electrically conductive layer, a thin film energy storage device installed on the electrically conductive layer and electrically coupled to the circuit of the electrically conductive layer, and an rfid chip installed on the electrically conductive layer and electrically coupled to the electrically conductive layer.. .
Ways Technical Co., Ltd.

Distributed optical resonator with thin receiver unit

A receiver for receiving an incident beam of optical power from a remote transmitter over a predefined field of view, comprising an input lens having a high durability coating that can withstand domestic handling and contamination. Such a high durability coating may reflect a non-insignificant part of the light incident thereon.
Wi-charge Ltd.

Optimal distributed energy resource management system

A method comprises generating power at a solar photovoltaic cell; receiving, at a controller, one or more input parameters pertaining to a power output of the solar photovoltaic cell; introducing liquid to the solar photovoltaic cell in response to the power output of the solar photovoltaic cell to increase the efficiency of the solar photovoltaic cell; recovering heat from the liquid introduced to the solar photovoltaic cell; and selecting an appropriate distribution of the power output of the solar photovoltaic cell to one or more power-drawing components in a way that maximizes a chosen objective for the whole of system.. .
International Business Machines Corporation

Monolithic integration of iii-v cells for powering memory erasure devices

A method for making a photovoltaic device is provided that includes the steps of providing a silicon substrate having a complementary metal-oxide semiconductor (“cmos”); bonding a first layer of silicon oxide to a second layer of silicon oxide wherein the bonded layers are deposited on the silicon substrate; and forming a iii-v photovoltaic cell on a side of the bonded silicon oxide layers opposite the silicon substrate, wherein when the iii-v photovoltaic cell is exposed to radiation, the iii-v photovoltaic cell generates a current that powers a memory erasure device to cause an alteration of a memory state of a memory cell in an integrated circuit.. .
International Business Machines Corporation

Flexible silicon infrared emitter

An apparatus includes a flexible silicon (si) substrate, such as a crystalline n-type substrate, and a heterostructure structure formed on the silicon substrate. The heterojunction structure includes a first layered structured deposited on a first side of the silicon substrate.
Arizona Board Of Regents On Behalf Of Arizona State University

Touch panel and touch display device

A touch panel and a touch display device are disclosed. The touch panel includes a base substrate and a touch electrode layer and a transparent thin film photovoltaic cell disposed on the base substrate.
Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Texturing ribbons for photovoltaic module production

A method for texturing a photovoltaic module ribbon on a photovoltaic cell including a plurality of first electrodes on a first side and a plurality of second electrodes on a second side, and coupling a first photovoltaic module ribbon to the plurality of first electrodes. The method also includes positioning the photovoltaic cell on a textured base having a texture embodied thereon, where the first photovoltaic module ribbon is substantially contacting the texture.
Sunedison, Inc.

Rotating sunlight/light beam for fractional/beneficial use

3. To allow for attaching a framework on the alt-azimuth telescope type mount as contained in u.s.

Thales

. .

Transparent photovoltaic cells

A transparent photovoltaic cell and method of making are disclosed. The photovoltaic cell may include a transparent substrate and a first active material overlying the substrate.
Massachusetts Institute Of Technology

Photovoltaic cell module

The present invention relates to a photovoltaic cell module. The present invention can provide a photovoltaic cell module with excellent durability capable of preventing separation of layers constituting the module and the decolorization and discoloration of an encapsulant, caused by long-term use or moisture permeation.
Lg Chem, Ltd.

Photovoltaic cell and associated layout

Times the diameter of the semicircle.. .

Gridless photovoltaic cells and methods of producing a string using the same

One embodiment of the present invention provides a photovoltaic module. The photovoltaic module includes a front-side cover, a back-side cover, and a plurality of photovoltaic strings situated between the front- and back-side covers.
Solarcity Corporation

Tandem organic-inorganic photovoltaic devices

A tandem photovoltaic cell includes a substrate, a first electrode formed on the substrate, and a first sub-cell comprising a first light absorption material and formed on the first electrode. The tandem photovoltaic cell further includes an inter-cell layer formed on the first sub-cell, a second sub-cell comprising a second light absorption material and formed on the inter-cell layer, and a second electrode formed on the second sub-cell.
The Regents Of The University Of California

Mitigating the effects on shading in photovoltaic cells using flow batteries

Methods, systems, and computer program products for mitigating the effects of shading in photovoltaic cells using flow batteries are provided herein. A computer-implemented method includes connecting at least one fuel stack to one or more photovoltaic cells, wherein each fuel stack comprises (i) one or more ports and (ii) one or more electrochemical cells; determining that one or more portions of the one or more photovoltaic cells are impacted by a shading effect; converting chemical energy stored in an electrolytic solution to electrical energy, by interacting the electrolytic solution with the electrochemical cells of each fuel stack connected to the portions of the impacted photovoltaic cells; automatically opening the ports of each fuel stack connected to the one or more portions of the impacted photovoltaic cells; and supplying the electrical energy to the portions of the impacted photovoltaic cells..
International Business Machines Corporation

Adhesive for light redirecting film

The present disclosure relates to adhesives useful in preventing drifting during lamination of light redirecting films applied to photovoltaic cells. The adhesives of the present disclosure have other useful applications in bonding and/or affixing other solar energy components..
3m Innovative Properties Company

Photovoltaic cell with porous semiconductor regions for anchoring contact terminals, electrolitic and etching modules, and related production line

A photovoltaic cell is proposed. The photovoltaic cell includes a substrate of semiconductor material, and a plurality of contact terminals each one arranged on a corresponding contact area of the substrate for collecting electric charges being generated in the substrate by the light.
Rise Technology S.r.l.

Switchable radiative energy harvesting systems

Switchable radiative energy harvesting systems and methods of harvesting radiation are disclosed. A system includes an optical filter that includes at least one of an active material and a passive material.
Toyota Motor Engineering & Manufacturing North America, Inc.

Photovoltaic module having an external electrical connector

A photovoltaic module having an external electrical connector is described. For example, the photovoltaic module may include a plug receptacle mounted on a module laminate, and a contact may extend from a photovoltaic cell within the module laminate into a plug channel of the plug receptacle.
Sunpower Corporation

Conductive polymers, the organic photovoltaic cell comprising the same, and the synthesis thereof

The present invention relates to a conductive polymer, the organic photovoltaic cell comprising the same, and the synthesis method of the same. The novel polymer, according to the present invention, displays more excellent optical properties and higher photoelectric conversion efficiency than the conventional rra (regiorandom) polymer due to its symmetrical structure of quaterthiophene and benzothiadiazole substituted with fluorine..
Daegu Gyeongbuk Institute Of Science And Technology

Fabrication of thin-film photovoltaic cells with reduced recombination losses

Methods are provided for fabricating photovoltaic cell contacts, which include: providing a block copolymer layer above an electrical contact layer of the photovoltaic cell, the block copolymer layer being self-assembled by phase segregation to include multiple structures of a first polymer material surrounded, at least in part, by a second polymer material; selectively etching the block copolymer layer to remove the multiple structures, forming holes in the block copolymer layer; and using the holes in the block copolymer layer to facilitate providing electrical contacts between a light absorption layer of the photovoltaic cell and the electrical contact layer. For instance, the holes in the copolymer layer may be used in etching a passivation layer over the electrical contact layer to form nano-sized contact openings in the passivation layer to the contact layer.
International Business Machines Corporation

Rock anchor foundation structure suitable for mountain photovoltaic module and construction rock anchor foundation structure

The present invention relates to a rock anchor foundation structure suitable for a mountain photovoltaic module and a construction method of the rock anchor foundation structure. A technical solution of the present invention is as follows: the rock anchor foundation structure comprises a drill hole drilled in a rock slope, an anchor rod module arranged in the drill hole and a photovoltaic power station module.
Powechina Huadong Engineering Corporation Limited

Cell-to-cell interconnect

A metallic article for a photovoltaic cell is disclosed. The metallic article includes a first region having a plurality of electroformed elements that are configured to serve as an electrical conduit for a light-incident surface of the photovoltaic cell.
Merlin Solar Technologies, Inc.

Photovoltaic module with flexible wire interconnection

A solar panel includes a first photovoltaic cell, a second photovoltaic cell, and a flexible electrical connection structure which comprises an electrically conductive connector that electrically connects the first photovoltaic cell and the second photovoltaic cell in series along a connection direction. The electrically conductive connector does not extend from a first major surface of a flexible transparent insulating sheet through a thickness of the flexible transparent insulating sheet to a second major surface of the flexible transparent insulating sheet..
Beijing Apollo Ding Rong Solar Technology Co., Ltd.

Photovoltaic electrical stimulation device

The present invention concerns an optoelectronic stimulating device for use in a medical treatment involving delivering an electrical current to an electrically excitable tissue (zbio) by means of two electrodes (3n, 3p) electrically coupled to said tissue, said optoelectronic stimulating device comprising: (a) a source (4) of electrical impulses, which is electrically connected to (b) a source of light emission (2), in optical communication with (c) a photovoltaic cell (1) electrically connected to two electrodes (3n, 3p) for establishing two electrical contacts with said tissue and thus forming an electrical stimulating circuit fed by the photovoltaic cell (1) which is energized by the radiation of the source of light emission (2).. .
Synergia Medical

Device and monolithic integration of microinverters on solar cells

A method of fabricating a photovoltaic cell having a microinverter is provided. The method may include fabricating a monolithic microinverter layer through epitaxy and operably connecting the at least one microinverter layer to at least one photovoltaic cell formed on a photovoltaic layer.
The Regents Of The University Of Michigan

Dilute nitride bismide semiconductor alloys

High efficiency dilute nitride bismide alloys and multijunction photovoltaic cells incorporating the high efficiency dilute nitride bismide alloys are disclosed. Bismuth-containing dilute nitride subcells exhibit a high efficiency across a broad range of irradiance energies, a high short circuit current density, and a high open circuit voltage..
Solar Junction Corporation

Photovoltaic cell having polarization characteristic and electronic device having the same

Disclosed is a photovoltaic cell including a first electrode and a second electrode having transparency and disposed facing each other, and a photovoltaic cell layer disposed between the first and second electrodes, and configured to produce electric energy by absorbing a part of incident light, wherein the photovoltaic cell layer includes a plurality of unit cells disposed in a specific distance from each other and formed with a plurality of slits for polarizing the incident light, and a transparent insulator disposed in the plurality of slits.. .
Samsung Electronics Co., Ltd.

Photovoltaic module with improved moisture protection layer

A photovoltaic module includes front and back sealing layers and at least one photovoltaic cell positioned located therebetween. A moisture resistant layer provided between the first and second sealing layers extends around a portion of a perimeter of the at least one photovoltaic cell.
MiasolÉ Hi-tech Corp.

Photovoltaic devices including an interfacial layer

A photovoltaic cell can include an interfacial layer in contact with a semiconductor layer.. .
First Solar, Inc.

Systems, methods, and concentrating photovoltaic cells

A photovoltaic (pv) apparatus includes a substrate having a first substrate surface and a second substrate surface. A cavity fabricated in the substrate extends from the first substrate surface toward the second substrate surface.

Hybrid balloon-multicopter and method

The embodiment described herein is a hybrid balloon-multicopter invention. In a similar manner to a multicopter, it incorporates anticlockwise and clockwise rotating rotors to support maneuverability in three dimensional space.

Surface mount solar cell with integrated coverglass

Photovoltaic cells, methods for fabricating surface mount multijunction photovoltaic cells, methods for assembling solar panels, and solar panels comprising photovoltaic cells are disclosed. The surface mount multijunction photovoltaic cells include through-wafer-vias for interconnecting the front surface epitaxial layer to a contact pad on the back surface.
Solar Junction Corporation

Nanosilicon material preparation for functionalized group iva particle frameworks

Functionalized group iva particles, methods of preparing the group iva particles, and methods of using the group iva particles are provided. The group iva particles may be passivated with at least one layer of material covering at least a portion of the particle.
Kratos Llc

Mechanically stacked, lateral multi-junction photovoltaic cells

Lateral multi junction photovoltaic cells, devices, and methods of fabrication are provided. The photovoltaic cells include a plurality of photovoltaic subcells mechanically stacked together in a stack.
International Business Machines Corporation

Pv module with film layer comprising micronized silica gel

The present disclosure provides a photovoltaic module. In an embodiment, the photovoltaic module includes a photovoltaic cell, and a layer composed of a film.
Dow Global Technologies Llc

Exponential doping in lattice-matched dilute nitride photovoltaic cells

Dilute nitride subcells with graded doping are disclosed. Dilute nitride subcells having graded doping display improved efficiency, short circuit current density, and open circuit voltage..
Solar Junction Corporation

Process for preparing a photovoltaic cell

A process for encapsulating a photovoltaic cell, comprising the steps of: (1) sequentially laying back-panel, ethylene-vinyl acetate copolymer (hereinafter referred to as eva), cell group, eva and glass from bottom to top; subsequently, laminating the module after all layers are aligned; (2) mounting accessories to the laminated module; the cell group comprises a plurality of cell pieces, which is electrically connected through electric conductors; a light-absorbing strip is disposed between the cell pieces, which is used to refract or reflect the light irradiating on the space between the cell pieces to other areas on the cell pieces; after aligning the light-absorbing strip to the spaces between the cell pieces, the laminating process of the module can be performed.. .

Photovoltaic module and a producing the same

A photovoltaic module and a method for producing such modules is presented in which the resistance of the interconnects between neighboring photovoltaic cells is minimized and the dead-area is also minimized. This is achieved by routing the interconnects, in form of a finger, from a top contact of a first photovoltaic cell to a bottom contact of a second photovoltaic cell.
Solibro Research Ab

Process for manufacturing a photovoltaic concentrator comprising an optical structure equipped with two optical-lens stages

The process for manufacturing a photovoltaic concentrator comprising a photovoltaic substrate (2) equipped with a plurality of photovoltaic cells (5), and an optical structure (1) comprising a first optical-lens stage (4) and a second optical-lens stage (3) that are intended to optically interact with each other, includes (i) providing a mould (6); and (ii) simultaneously forming the first optical-lens stage (4) and the second optical-lens stage (3) using said provided mould (6), and implementing a step of filling said mould (6) with a material (100), especially by injecting or pouring said material (100).. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Antenna integrated with photovoltaic cells

A holographic antenna integrated with photovoltaic cells and method for use of the same are described. In one embodiment, the method for using an antenna comprises receiving position data indicative of an antenna aperture of an antenna after the antenna has been placed in a position to increase capture of solar energy by one or more photovoltaic (pv) structures integrated into a surface of the antenna aperture; and in response to the position data, electronically steering an array of antenna elements of the antenna to redirect a beam toward a satellite based on the position of the antenna while maintaining the position of the antenna for increased capture of the solar energy..

Solar hydrogen production from ambient water vapor electrolysis

Hydrogen gas as a power source is obtained from gaseous water, including seawater vapor existing abundantly at near-surface levels of the oceans or humid air over land. An integrated system of photovoltaic cells for capturing and harnessing solar energy is combined with a water vapor electrolysis system comprising an electrolyzer with an anode compartment and a cathode compartment separated by a proton exchange membrane.
University Of Louisville Research Foundation, Inc.

Photovoltaic concentrator for spacecraft power comprising an ultra-light graphene radiator for waste heat dissipation

This invention includes an optical concentrator which focuses incident sunlight onto a photovoltaic cell or group of photovoltaic cells which is mounted in thermal contact with a radiator comprising ultra-light graphene sheet. In the preferred embodiment, the optical concentrator comprises a thin fresnel lens, the photovoltaic cell or group of photovoltaic cells comprises a high-efficiency multi junction device, and the graphene radiator comprises a very thin and light sheet.

Systems and methods for transparent organic photovoltaic devices

Systems and methods for transparent organic photovoltaic devices are provided. In one embodiment, an organic semiconductor device comprises: a first glass sheet comprising a first ultra-thin flexible glass material; at least one transparent organic photovoltaic cell bound to the first glass sheet; and a second glass sheet applied to the at least one organic photovoltaic cell, wherein the at least one transparent organic photovoltaic cell is positioned between the first glass sheet and the second glass sheet..

High efficiency photovoltaic cells and manufacturing thereof

This invention relates to a novel structure of photovoltaic devices (e.g. Photovoltaic cells also called as solar cells) are provided.

Charger for an aerosol delivery device

A charger for an aerosol delivery device is provided. The charger comprises a housing, a connected coupled to the housing, and a power supply.
Rai Strategic-holdings, Inc.

Composite containing silver nanoparticles and antibacterial agent, photoelectric converter, photosensitive pointing device, and thin-film photovoltaic cell using this composite

[problem] the purpose of the present invention is to provide a novel optical functional material in which silver nanoparticles are used. [solution] according to the present invention, a ternary composite formed by mixing silver nanoparticles, an organic semiconductor, and a clay in a liquid phase is provided.
Ito Research Institute Co., Ltd.

Photovoltaic system with non-uniformly cooled photovoltaic cells

One or more embodiments of the present invention are directed to a photovoltaic system. The system comprises photovoltaic cells, arranged side-by-side to form an array of photovoltaic cells.
International Business Machines Corporation

Method and a thermophotovoltaic cell

The present device is a thermophotovoltaic (tpv) cell adapted to charge the battery of an electronic device efficiently and cost-effectively. This is accomplished by specifically layering n-type and p-type semiconductors in several layers while also introducing extrinsic doping agents that add to the conductivity of the oxides used for generating energy using ambient thermal energy.

Photovoltaic module

A photovoltaic module has a flexible backing substrate, a plurality of photovoltaic cells, and an electrical conduit. The photovoltaic cells are mounted on the backing substrate.
Merlin Solar Technologies, Inc.

Photovoltaic cells with improved backsheet

Disclosed is a polyamide-ionomer composition suitable for use in a backsheet in a photovoltaic module comprising a polymer component comprising a polyamide and an ionomer comprising a copolymer of ethylene, an alpha, beta-unsaturated c3-c8 carboxylic acid, wherein the carboxylic acid functionalities present are at least partially neutralized to carboxylate salts of one or more alkali metal, transition metal, or alkaline earth metal cations; 0 to 20 weight % of pigment; and 0 to 40 weight % of filler; wherein the combination of pigment and filler comprises 8 to 50 weight % of the composition; and 0 to 5 weight % of weatherability additives.. .
E I Du Pont De Nemours And Company

High efficiency hybrid solar energy device

An apparatus for generating electricity with the ability to distill a liquid and/or expand a working fluid and/or produce mechanical energy and/or produce thermal energy and/or produce chemical transformations through separately utilizing light in the infrared (ir) region and light within the visible and ultraviolet (uv) regions. The apparatus uses methods to capture diffuse and direct polychromatic light, concentration and multiplication of that light up to 1000 times or more, collimation of light, separation of the spectrum into the ir and uv/visible bands, generation of electricity through conversion of at least uv/visible light, and useful conversion of infrared light into applications to generate a distilled liquid or compound, expand a working fluid, produce mechanical energy, produce thermal energy, produce chemical energy and/or generate additional electricity.
510nano, Inc.

Photovoltaic cell module

A photovoltaic cell module includes a photovoltaic cell panel whose planar shape is a rectangular shape; an insulating material adhered to the photovoltaic cell panel, so as to cover the photovoltaic cell panel from an outer peripheral part on a light receiving surface side, via a side end surface, to an outer peripheral part on a back surface side; and a frame member configured to protect a periphery of the photovoltaic cell panel to which the insulating material is adhered, wherein among a first side and a second side of the photovoltaic cell panel facing each other, at least on the first side, the insulating material, which is adhered to the light receiving surface and the side end surface of the photovoltaic cell panel, and the frame member can be spaced apart from each other.. .
Solar Frontier K.k.

Photoelectric conversion element, photoelectric conversion element module, photovoltaic cell, and photovoltaic power generation system

A photoelectric conversion element of an embodiment includes a first electrode, a second electrode, and a light absorbing layer, containing a chalcopyrite-type compound containing at least a group-ib element, a group-iiib element, and a group-vib element, between the first electrode and the second electrode. The group-vib element includes at least sulfur.
Kabushiki Kaisha Toshiba

Method of manufacturing printed photovoltaic modules

The invention concerns a method of manufacturing a photovoltaic module comprising at least two electrically connected photovoltaic cells, each photovoltaic cell (4i) being multi-layered structure disposed on a substrate (6) having down-web direction (x) and a cross-web direction (y). The method comprises providing a plurality of spaced-apart first electrode strips (8i) over the substrate (6), each first electrode strip extending along the cross-web direction (y), and providing, over the first electrode strips layer, at least one insulating strip (14a, 14b) of an insulator material extending along the down-web direction (x), each insulating strip defining a connecting area and an active area.
Armor

Centralized mppt exiting and switching method and application thereof

Disclosed is a centralized mppt exiting method for a photovoltaic inverter comprising multiple dc chopper circuits and one inverter circuit. The method comprises: when the photovoltaic inverter is in a centralized mppt mode, mppt control is implemented independently for each photovoltaic cell in a photovoltaic component and the maximum power point for each photovoltaic cell is obtained; a reference value of the maximum power point for each photovoltaic cell is determined according to the type of the multiple dc chopper circuits; whether the voltage difference between the other maximum power points and the reference value goes beyond an allowable voltage difference is judged and the operation of the dc chopper circuits connecting to the photovoltaic cells with a voltage difference beyond the allowable voltage difference is recovered..
Sungrow Power Supply Co., Ltd.

Photovoltaic module with flexible circuit

A photovoltaic module, and method of making, is disclosed in which a flexible circuit is electrically coupled to a plurality of photovoltaic cells, where the photovoltaic cells are electrically coupled in series to form a series of cells. Each photovoltaic cell has free-standing metallic articles coupled to the top and bottom surfaces of a semiconductor substrate.
Merlin Solar Technologies, Inc.

Method of manufacturing photovoltaic panels with various geometrical shapes

One embodiment of the present invention provides a photovoltaic module. The photovoltaic module includes a front-side cover, a back-side cover, and a plurality of angled photovoltaic strings situated between the front- and back-side covers.
Solarcity Corporation

Target integrated circuit combined with a plurality of photovoltaic cells

A microchip structure and a method for manufacturing thereof are provided. The microchip structure comprises a target integrated circuit (tic) comprising a first surface and a first power contact at a first location on the first surface of the tic, the tic further comprising a second power contact at a second location on the first surface of the tic; a plurality of photovoltaic (pv) diodes deposited on a first surface of a transparent substrate, each of the pv diodes having an anode coupled to an anode contact and a cathode coupled to a cathode contact, the transparent substrate is transparent to an electromagnetic frequency to which the pv diodes are sensitive; the cathode contact of a first pv diode of the pv diodes is bonded to the first power contact and the anode contact of a second pv diode of the pv diodes is bonded to the second power contact..
Sol Chip Ltd.

In-plane rotation sun-tracking for concentrated photovoltaic panel

A photovoltaic array includes a two-dimensional array of photovoltaic cells having a plurality of rows, each row having a pivot axis parallel to the row. Each cell has a lens which has a front surface configured to concentrate light normal to the front surface onto the photovoltaic element.
Panasonic Boston Laboratory

Disubstituted diaryloxybenzoheterodiazole compounds

Disubstituted diaryloxybenzoheterodiazole compound of general formula (1): in which:—z represents a sulfur atom, an oxygen atom, a selenium atom; or an nr5 group in which r5 is selected from linear or branched c1-c20, preferably c1-c8, alkyl groups, or from optionally substituted aryl groups;—r1, r2 and r3 are as defined in the claims. The said disubstituted diaryloxybenzoheterodiazole compound of general formula (i) can advantageously be used as a spectrum converter in luminescent solar concentrators (lscs) which are in turn capable of improving the performance of photovoltaic devices (or solar devices) selected, for example, from photovoltaic cells (or solar cells), photovoltaic modules (or solar modules) on either a rigid substrate or a flexible substrate..
Eni S.p.a.

Encapsulated photovoltaic cells and modules

The disclosure relates to photovoltaic modules comprising one or more photovoltaic cells embedded in a fiber-reinforced composite thermosetting material, wherein at a front side of the photovoltaic cells, the fiber-reinforced composite material comprises a substantially transparent resin, and substantially transparent fibers, and wherein the refractive indices of the resin and the glass fibers are substantially the same. In particular, the fibers can be glass fibers treated with aminosilane coupling agents and the resin can be an epoxy resin.
Fundacion Tecnalia Research & Innovation

Photovoltaic cell and laminate metallization

A photovoltaic laminate is disclosed. Embodiments include placing a first encapsulant on a substantially transparent layer that includes a front side of a photovoltaic laminate.
Sunpower Corporation

Method for uploading data of cell panel monitoring system and cell panel monitoring system

A method for uploading data of a cell panel monitoring system and a cell panel monitoring system are provided. The method includes: collecting parameter information of each string of photovoltaic cells in each of a plurality of cell panels of a photovoltaic system; modulating the parameter information into a pulse carrier signal; and loading the pulse carrier signal to a busbar of the photovoltaic system, where the busbar is connected in series with each of the cell panels; where parameter information of the cell panels is obtained by a server of the photovoltaic system through demodulation on receiving the pulse carrier signal, data uploaded in a preset time difference at is determined as valid data, remaining data is discarded, and the server is connected in series in the busbar.
Sungrow Power Supply Co., Ltd.

Method for forming thin film chalcogenide layers

The disclosed technology generally relates to chalcogenide thin films, and more particularly to ternary and quaternary chalcogenide thin films having a wide band-gap, and further relates to photovoltaic cells containing such thin films, e.g., as an absorber layer. In one aspect, a method of forming a ternary or quaternary thin film chalcogenide layer containing cu and si comprises depositing a copper layer on a substrate.
Universiteit Hasselt

Photovoltaic module comprising a plurality of bifacial cells and producing such a module

The invention concerns a method for producing a photovoltaic module, comprising:•—providing a plurality of bifacial photovoltaic cells each having a short-circuit current ratio (b),•—asymmetrically cutting each cell into two portions, such that the ratio between the surface areas of said portions is substantially equal to the short-circuit current ratio (b) of said cell or to the average short-circuit ratio of the set of cells,•—juxtapositioning said cell portions in a main plane of the module in order to form pairs of cell portions chosen such that the front face of the first portion has a short-circuit current substantially equal to the short-circuit current of the rear face of the second portion, said portions being arranged such that the front face of the first portion and the rear face of the second portion coincide with the front face of the module,•—creating an electrical connection of the front face of the first portion with the rear face of the second portion.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Method for making ferroelectric material thin films

A method of growing a fe material thin film using physical vapor deposition by pulsed laser deposition or rf sputtering is disclosed. The method involves creating a target to be used for the pulsed laser deposition in order to create a kbnno thin film.
The Trustees Of The University Of Pennsylvania

High efficiency photovoltaic cells with self concentrating effect

This invention relates to a novel structure of photovoltaic devices (e.g. Photovoltaic cells also called as solar cells) are provided.
Banpil Photonics, Inc.

Machine and process for continuous, sequential, deposition of semiconductor solar absorbers having variable semiconductor composition deposited in multiple sublayers

A system for manufacture of i-iii-vi-absorber photovoltaic cells involves sequential deposition of films comprising one or more of silver and copper, with one or more of aluminum indium and gallium, and one or more of sulfur, selenium, and tellurium, as compounds in multiple thin sublayers to form a composite absorber layer. In an embodiment, the method is adapted to roll-to-roll processing of photovoltaic cells.
Ascent Solar Technologies, Inc.

Crack-tolerant photovoltaic cell structure and fabrication method

After forming an absorber layer containing cracks over a back contact layer, a passivation layer is formed over a top surface of the absorber layer and interior surfaces of the cracks. The passivation layer is deposited in a manner such that that the cracks in the absorber layer are fully passivated by the passivation layer.
International Business Machines Corporation

Increasing capture of electron hole pairs in a photovoltaic cell structure

A photovoltaic cell structure for converting light energy into electrical energy is provided herein. One of skill will appreciate having, for example, a photovoltaic cell structure configured to increase capture of electron hole pairs.
Qsolar Technology, Inc.

Decorative composite body comprising a solar cell

(c) a photovoltaic cell.. .

Apparatus for maintaining concentration and illumination systems

A system for collecting light energy through smaller photovoltaic cells (pv cell) such that the length of the pv cell is much greater than the width. The pv cells may be linear strung together and placed within a recess of a frame or pan that is part of a pv module.
Banyan Energy, Inc.

Systems and methods for monolithically isled solar photovoltaic cells and modules

According to one aspect of the disclosed subject matter, a monolithically isled solar cell is provided. The solar cell comprises a semiconductor layer having a light receiving frontside and a backside opposite the frontside and attached to an electrically insulating backplane.
Solexel, Inc.

A photovoltaic cell and a forming a photovoltaic cell

The present disclosure provides a photovoltaic device and a method for forming the photovoltaic device. The photovoltaic device comprises a first solar cell structure having a photon absorbing layer comprising an organic material having a first bandgap; and a second solar cell structure having a photon absorbing layer comprising a material that has a perovskite structure and having a second bandgap.
Newsouth Innovations Pty Limited

System for monitoring environmental conditions of a tobacco curing site

A system for monitoring environmental conditions of a tobacco curing site within which tobacco is cured is provided. A power supply of the system may include a supercapacitor configured to provide power, and a photovoltaic cell connected to and from which the supercapacitor may be chargeable.
R.j. Reynolds Tobacco Company

System and controlling the power ratio of a solar concentrator array

A system and method for generating electrical power from a solar power supply using at least one concentrator array having a plurality of photovoltaic cells and corresponding reflector groups to direct light to the photovoltaic. A concentration ratio indicative of a portion of the electrical power capacity to generate to power a spacecraft is determined.
The Boeing Company

Photovoltaic system

A photovoltaic system including multiple photovoltaic cell strings, a converter, a controller, and a bus is presented. The multiple photovoltaic cell strings include at least one string group in which parallel-connected photovoltaic cell strings are coupled to one current sensor, where the at least one string group, after being connected in parallel, is coupled to the converter using the bus, the current sensor is configured to detect a total current of each string group, the controller is configured to adjust, when receiving a report from the current sensor that a reverse current exists in a target string group in the at least one string group, a control signal output to the converter, and the converter is configured to decrease, according to an adjusted control signal, a system voltage between the buses to decrease the reverse current in the target string group..
Huawei Technologies Co., Ltd.

Photovoltaic module comprising a polymer front face

A photovoltaic module including a transparent first layer forming a front face, plural photovoltaic cells, and an assembly encapsulating the photovoltaic cells. The first layer includes plural plates independent from each other, each plate located opposite a photovoltaic cell.
Arkema France

Luminescent solar concentrators comprising semiconductor nanocrystals

Disclosed herein are embodiments of a composition comprising a polymer or sol-gel matrix and one or more nanocrystals. The composition is useful for making various products, including a luminescent solar concentrator.
Universita Degli Studi Di Milano-bicocca

Compound photovoltaic cell

A compound photovoltaic cell includes a substrate, a first cell made of a first semiconductor material and formed on the substrate, a tunnel layer, and a second cell made of a second semiconductor material lattice mismatched with a material of the substrate, connected to the first cell via the tunnel layer, and disposed on an incident side with respect to the first cell, wherein band gaps of the first and the second cells become smaller from an incident side to a back side, and wherein the tunnel layer includes a p-type layer disposed on the incident side and a n-type layer disposed on the back side, the p-type layer being a p+-type (al)gainas layer, the n-type layer being an n+-type inp layer, an n+-type gainp layer having a tensile strain with respect to inp or n+-type ga(in)psb layer having a tensile strain with respect to inp.. .
Ricoh Company, Ltd.

Assembly comprising a photovoltaic module applied to a circulable zone

A photovoltaic structure including an assembly of plural photovoltaic cells arranged side by side and electrically connected together, and an assembly encapsulating the plural photovoltaic cells. The encapsulating assembly and assembly of plural photovoltaic cells is situated between first and second layers, and a fixation layer situated between a circulable zone and a photovoltaic module, enabling adherence of the photovoltaic module to the circulable zone.
Colas

Photovoltaic modules for rigid carriers

A photovoltaic module including at least a transparent first layer forming a front face of the photovoltaic module to receive a light flux, an assembly of plural photovoltaic cells arranged side by side and connected together electrically, an assembly encapsulating the photovoltaic cells, and a second layer fo ming a rear face of the photovoltaic module. The encapsulating assembly and assembly of photovoltaic cells is located between the first and second layers.
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Composite light harvesting material and device

A photovoltaic device comprising a light harvesting device and a photovoltaic cell; wherein the light harvesting device comprises an organic semiconductor photoactive layer capable of multiple exciton generation with a luminescent material dispersed therein; wherein the bandgap of the luminescent material is selected such that the triplet excitons, formed as a result from the multiple exciton generation in the organic semiconductor, can be transferred from the organic semiconductor into the luminescent material non-radiatively via dexter energy transfer; a photovoltaic cell disposed in an emissive light path of the luminescent material and having a first photoactive layer, wherein the bandgap of the luminescent material matches or is higher than the bandgap of the first photoactive layer.. .
King Abdulaziz City For Science And Technology

Multi-terminal tandem cells

The present disclosure relates to a multi-layer stack which is useful for forming a multi-junction organic photovoltaic cell, said stack including first and second active layers, and an intermediate p-type or n-type layer, inserted between said first and second active layers and in contact with at least one of the first and second active layers, said intermediate layer including a network of electrically conductive nanowires, said stack including an additional layer, inserted between the first active layer and the second active layer and directly in contact with the first active layer or the second active layer, the additional layer being p-type or n-type, separate from the one forming the intermediate layer.. .
Univ De Chambery - Universite Savoie Mont Blanc

Concentrated photovoltaic and thermal solar energy collector

This invention relates to a solar energy collector that converts solar radiation into both electrical and thermal energy. More specifically this invention relates to a concentrating solar energy collector with an integrated construction that minimizes cost, bulk, and weight, and maximizes overall efficiency.
Electrotherm Solar Corporation

Reducing or eliminating wind cut-in speed using solar powered wind blades with embedded solar cells

A method and an apparatus are provided for initiating rotation of blades of a wind turbine when wind speed is less than a cut-in speed. A solar powered wind turbine apparatus includes a solar dome with photovoltaic cells, operably connected to a rotor assembly, and an electric motor.

Supporting structure for waterborne photovoltaic power generation

A supporting structure for waterborne photovoltaic power generation is provided. The supporting structure includes at least one floating bracket.
Beijing Boe Energy Technology Co., Ltd.

Photovoltaic devices with sealant layer and laminate assembly for improved wet insulation resistance

Photovoltaic devices with sealant layer and laminate assembly for improved wet insulation resistance a photovoltaic device comprising: a polymeric frame; one or more photovoltaic cells that include one or more electric circus assemblies; one or more connector assemblies comprising: (i) one or more terminals (24), (ii) a connector body disposed about the one or more terminals, and (iii) a sealant layer (28) that is disposed about the connector body (26); wherein the one or more connector assemblies are in electrical communication with the one or more electric circuit assemblies and the one or more electronic circuit assemblies are at least partially encased in the polymeric frame; and wherein the sealant layer has sufficient heat resistance that the sealant layer will not reflow during lamination and/or injection molding.. .
Dow Global Technologies Llc

Compound kohler solar concentrator with optional spectrum splitting photovoltaic apparatus

A high concentration photovoltaic device has a fresnel lens having a front side and a back side, which may be mounted on a cover plate, and a mirror behind the fresnel lens and facing the fresnel lens. A secondary lens is unitary with the fresnel lens and facing the mirror, and is typically on the inside of the cover plate in the center of the fresnel lens.
Light Prescriptions Innovators, Llc

Method for interconnecting solar cells

A photovoltaic module comprises a back substrate having a plurality of conductive interconnects on top thereof. A conductive interconnect includes a first contact region and a second contact region.
Alta Devices, Inc.

Monolithic integration of iii-v cells for powering memory erasure devices

A method for making a photovoltaic device is provided that includes the steps of providing a silicon substrate having a complementary metal-oxide semiconductor (“cmos”); bonding a first layer of silicon oxide to a second layer of silicon oxide wherein the bonded layers are deposited on the silicon substrate; and forming a iii-v photovoltaic cell on a side of the bonded silicon oxide layers opposite the silicon substrate, wherein when the iii-v photovoltaic cell is exposed to radiation, the iii-v photovoltaic cell generates a current that powers a memory erasure device to cause an alteration of a memory state of a memory cell in an integrated circuit.. .
International Business Machines Corporation

Flying drone comprising two wings in tandem to which photovoltaic cells are coupled

A flying drone, which includes a fuselage; a propulsion powered at least by electrical accumulators and/or photovoltaic cells; and first and second wings. The first wing is defined by a wingspan and by an upper surface area, where the upper face of the first wing is essentially covered by photovoltaic cells.

Uav network

Embodiments are provided for facilitating an unmanned aerial vehicle (uav) network. The uav network in accordance with the disclosure can comprise multiple uavs, ground processing stations, and/or any other components.

Restoring photovoltaic cell efficiency

An apparatus for restoring efficiency of a photovoltaic cell includes an illumination module for illuminating one or more photovoltaic cells such that the one or more photovoltaic cells receive a time integrated irradiance equivalent to at least 5 hours of solar illumination. The apparatus includes an annealing module for annealing the one or more photovoltaic cells at a temperature above 90 degrees celsius for a minimum of 10 minutes, the annealing in response to illuminating the one or more photovoltaic cells..
International Business Machines Corporation

Restoring photovoltaic cell efficiency

A photovoltaic module includes a plurality of photovoltaic cells and a controllable heater for heating the plurality of photovoltaic cells to a temperature of at least 90 degrees celsius for a minimum of 10 minutes, the plurality of photovoltaic cells in a manufactured state such that the plurality of photovoltaic cells are capable of producing electricity when illuminated. In one embodiment, controllable heater includes an infrared absorber, where the infrared absorber is adapted for moving between a stored position and a deployed position, and where the infrared absorber is adapted for heating the photovoltaic module using absorbed infrared radiation when in the deployed position..
International Business Machines Corporation

Roofing panels with integrated photovoltaic cells and installation

A photovoltaic roofing panel, method of making an method of installing a roofing panel is disclosed, which includes a bottom panel having a lower surface configured to be secured to the roof of a building; a top panel; and at least one photovoltaic cell captured between the top panel and the bottom panel, where the roofing panel is configured to be fastened directly to the roof, and roofing materials, such as asphalt shingles, are configure to abut the roofing panel, forming a more seamless and aesthetically pleasing roofing structure that also generates solar power.. .
Cogitur, Inc.

Photovoltaic with improved visibility and manufacturing thereof

Disclosed are a photovoltaic with improved visibility, which can improve optical-to-electric conversion efficiency and can be applied to a window of a building or a view window of a moving means such as a vehicle, and a method of manufacturing the same. The photovoltaic includes a transparent substrate, a transparent electrode formed on one surface of the transparent substrate, a plurality of photovoltaic cells configured to each include a first electrode formed on the transparent electrode, an optical-to-electric conversion part formed on the first electrode, and a second electrode formed on the optical-to-electric conversion part, and a separation part provided between adjacent photovoltaic cells.
Jusung Engineering Co., Ltd.

Advanced design of metallic grid in photovoltaic structures

One embodiment of the present invention provides a photovoltaic cell. The photovoltaic cell includes a multi-layer semiconductor structure with at least one tapered corner and an electrode that includes a metallic grid having a plurality of finger lines and a single busbar with multiple segments coupled to the finger lines.
Solarcity Corporation

Photo-sensitive silicon package embedding self-powered electronic system

A self-powered electronic system comprises a first chip (401) of single-crystalline semiconductor embedded in a second chip (302) of single-crystalline semiconductor shaped as a container bordered by ridges. The assembled chips are nested and form an electronic device assembled, in turn, in a slab of weakly p-doped low-grade silicon shaped as a container (330) bordered by ridges (331).
Texas Instruments Incorporated

Control device

A control device includes a power calculation unit that calculates output power of photovoltaic cells in a sweeping mode in which an output voltage of the photovoltaic cells is gradually varied from an open circuit voltage to a lower limit value of an mppt (maximum power point tracking) control. The control device further includes a peak voltage holding unit that holds a peak voltage of the photovoltaic cells, the peak voltage corresponding to a maximum value of the calculated output power, and a mode switching unit that switches a power control mode from the sweeping mode to a global peak mode in which an output voltage of the photovoltaic cells is controlled so that it becomes closer to the held peak voltage when the maximum value of the output power calculated upon the varying of the output voltage of the photovoltaic cells is lower than a starting level of the mppt control..
Fuji Electric Co., Ltd.

Thin film of metal oxide, organic electroluminescent device including thin film, photovoltaic cell including thin film, and manufacturing thin film

A thin film of metal oxide includes zinc (zn); tin (sn); silicon (si); and oxygen (o). In terms of oxide, based on 100 mol % of total of oxides of the thin film, sno2 is greater than 15 mol % but less than or equal to 95 mol %..
Asahi Glass Company, Limited

Photovoltaic cell with porous semiconductor regions for anchoring contact terminals, electrolitic and etching modules, and related production line

A photovoltaic cell is proposed. The photovoltaic cell includes a substrate of semiconductor material, and a plurality of contact terminals each one arranged on a corresponding contact area of the substrate for collecting electric charges being generated in the substrate by the light.
Rise Technology S.r.l.

Multi-parametric environmental diagnostics and monitoring sensor node

The multi-parametric environmental diagnostics and monitoring sensor node (10) provides monitoring and diagnostics of a variety of different ambient environmental factors and is powered by multiple sources of renewable energy. The multi-parametric environmental diagnostics and monitoring sensor node (10) includes a base (38) and a plurality of environmental condition sensors (36a, 36b, 36c, 36d, 36e, 36f) mounted thereon.
Universita Degli Studio De Brescia

Portable solar light that can be secured to functional accessories that can be illuminated

The invention relates to a solar light, which is a base component suitable for multiple uses with functional accessories that can be illuminated, formed by: an upper casing (4) having a flat external surface with a peripheral rim that admits a central circular surface that corresponds to the solar panel disc where the photovoltaic cells (1) are attached, said peripheral rim or rubber band (2) projecting towards the lower end of the upper casing (4) in a convex curved lower peripheral protrusion (3) intended to receive the button of the activation/deactivation switch (5) of the light; an intermediate part or panel (8) that houses the battery holder or the batteries (9) together with the snap contacts (6, 7) of the batteries, a printed circuit board and the light-generating means (10) and an o-ring seal (11); and a lower translucent casing (12) formed by an inverted truncated cone-shaped body having a central cylindrical perforation (16) on the flat lower face thereof, said perforation having a threaded interior (15) and having the convex flat lens (17) secured to the base edge thereof, and on the inverted truncated cone-shaped layer of which lower translucent casing (12) a horizontal peripheral rib is provided at mid-height forming the peripheral thread (13) that is interrupted by three vertical slots or recesses (14) having a semi-circular cross-section, and being disposed at equal distance to one another, and wherein the lower translucent casing (12) includes the lateral and central means for securing the light to the functional accessories that can be illuminated.. .
Sulilab Spa

Process for the impregnation of polymer substrates

Process for the impregnation of a polymer substrate including at least one polymer, which comprises putting said polymer substrate in contact with at least one aqueous emulsion, preferably an aqueous microemulsion, including at least one organic additive. The impregnated polymer substrate obtained from said process can be advantageously used for obtaining polymer end-products having improved aesthetic characteristics (for example, impregnation with at least one dye) or stability characteristics (for example, impregnation with at least one stabilizer), which can be used in various fields such as, for example, the optical field (e.g., advanced optical components, laser applications), the medical field (e.g., the release of pharmaceutical substances), the agricultural field (e.g., release of pesticides), fragrances (e.g., release of fragrances).
Eni S.p.a.

Photovoltaic-clad masonry unit

A masonry unit including a photovoltaic cell for generation of electricity is described herein. More particularly a photovoltaic-clad concrete block that combines the structural attributes of concrete block (or other masonry unit) and the energy production of solar photovoltaics is described herein.
Solablock Llc

Beam splitting of solar light by reflective filters

A photovoltaic system is described that improves energy efficiency (conversion of solar energy to electrical energy) by beam-splitting, via reflective filters, the incident solar light into a reflective portion and an exit portion. The reflective portion and the exit portion are directed to respective photovoltaic cells that convert the incident light energy into electrical energy.
King Fahd University Of Petroeum And Minerals

Two-axis solar concentrator system

A system for use on a surface to collect solar energy from the sun has a stand, a module, and solar collector(s). The stand supportable on the surface has rotational points rotatably supporting the module so it can rotate about a first axis of rotation.
Raydyne Energy, Inc.

Photovoltaic cells

This invention relates to cells and devices for harvesting light. Specifically the cell comprises at least one electrode which comprises graphene or modified graphene and layer of a transition metal dichalcogenide in a vertical heterostructure.
The University Of Manchester

Diagnosis system and diagnosis photovoltaic power generation system

A diagnosis system including: a power collection unit configured to couple a plurality of photovoltaic cell arrays, each including photovoltaic cells, in parallel; a control unit; and a monitoring unit, the monitoring unit being configured to: estimate a solar radiation amount and an operating temperature of the photovoltaic cell arrays based on the current value measured by a first ammeter in the control unit and the voltage value measured by the first voltmeter in the control unit by using an expression expressing a relationship between the solar radiation amount, the operating temperature, and a number of photovoltaic cells, and an output current; correct the estimated values so as to match the current values measured by second ammeters in the power collection unit by using the expression; and calculate a theoretical current value of each of the photovoltaic cell arrays based on the corrected values by using the expression.. .
Hitachi, Ltd.

Micro-environment container for photovoltaic cells

Devices and methods for transferring solar cells while maintaining a controlled environment are provided. Such devices can include a solar cell carrying pod adapted to support and maintain a stack of solar cells within a sealed micro-environment of inert gas.
Solarcity Corporation

Systems, methods and electroplating photovoltaic cells

A two piece electroplating frame or electroplating frame is disclosed that is suitable for holding multiple solar cells during an electroplating operation. The electroplating frame can be formed from or at least covered with non-conductive material to reduce the collection of plating material on the electroplating frame.
Solarcity Corporation

Photovoltaic cell accessory for a battery powered device

A power management system includes a battery circuit element connected in parallel with a load and including a non-rechargeable battery and a first diode connected in series with the non-rechargeable battery, a capacitor circuit element connected in parallel with the battery circuit element and including a capacitor connected in series with a second diode, and a photovoltaic cell circuit element connected in parallel with the capacitor circuit element and including a photovoltaic cell connected in series with a third diode. The first and second diodes are configured such that when a voltage of the non-rechargeable battery exceeds a voltage of the capacitor, the non-rechargeable battery supplies current to the load to power the load, and when the voltage of the capacitor exceeds the voltage of the non-rechargeable battery, the capacitor supplies current to the load to power the load..
Gojo Industries, Inc.

Distributed energy conversion systems

A distributed energy conversion system may include one or more dc power sources and two or more inverters to convert dc power from the power sources to ac power. The ac power from the two or more inverters may be combined to provide a single ac output.
Sunpower Corporation

Perovskite thin-film photovoltaic cell and preparation method thereof

A perovskite thin-film photovoltaic cell, including: a transparent conductive substrate, an electron transport layer, a perovskite absorption layer, a hole transport layer, and a metal electrode in that order. The electron transport layer is a tin dioxide thin-film.
Wuhan University

Tandem nanofilm photovoltaic cells joined by wafer bonding

An energy conversion device comprises at least two thin film photovoltaic cells fabricated separately and joined by wafer bonding. The cells are arranged in a hierarchical stack of decreasing order of their energy bandgap from top to bottom.
International Business Machines Corporation

Polyester film comprising amorphous polyester

A photovoltaic cell comprising a transparent front-plane, an opaque back-plane and an encapsulant resin wherein said back-plane comprises a polyester film comprising a base layer (b) comprising a crystallisable polyester and a heat-sealable layer (a) comprising an amorphous copolyester wherein: (i) said amorphous copolyester is derived from an aliphatic diol and a cycloaliphatic diol and at least one aromatic dicarboxylic acid (ii) said polyester film is disposed in the photovoltaic cell such that layer (a) is in contact with the encapsulant resin.. .
Dupont Teijin Films U.s. Limited Partnership

Arrangement for a thin-film photovoltaic cell stack and associated fabrication method

An arrangement for a thin-film photovoltaic cell stack comprises a substrate layer for a photovoltaic cell and a molybdenum grid positioned on the substrate layer, an ultra-thin alloy layer made of copper, indium, gallium and selenium positioned on the molybdenum grid, and a buffer layer positioned on the ultra-thin alloy layer made of copper, indium, gallium and selenium and a window layer positioned on the buffer layer.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Electrode for photovoltaic cells and associated preparation process

The present invention relates to an electrode comprising a conductive material and characterised by the fact of containing a porous crosslinked layer of metal particles, said metal particles being fused between them by a part of their outer surface, still leaving the remaining portion of the outer surface free, said particles being characterised in that they contain one or more metals selected from platinum, palladium, gold and mixtures thereof.. .
Eni S.p.a

Multi-operation tool for photovoltaic cell processing

Multi-operation tools for photovoltaic cell processing are described. In an example, a multi-operation tool includes a conveyor system to move a photovoltaic (pv) cell continuously along a conveyor path through a laser scribing station and an adhesive printing station.

Through silicon via based photovoltaic cell

An embodiment includes an apparatus comprising: a first photovoltaic cell; a first through silicon via (tsv) included in the first photovoltaic cell and passing through at least a portion of a doped silicon substrate, the first tsv comprising (a)(i) a first sidewall, which is doped oppositely to the doped silicon substrate, and (a)(ii) a first contact substantially filling the first tsv; and a second tsv included in the first photovoltaic cell and passing through at least another portion of the doped silicon substrate, the second tsv comprising (b)(i) a second sidewall, which comprises the doped silicon substrate, and (b)(ii) a second contact substantially filling the second tsv; wherein the first and second contacts each include a conductive material that is substantially transparent. Other embodiments are described herein..
Intel Corporation

Display panel and manufacturing the same, and display device

The present invention relates to a display panel and a method for manufacturing the same, and a display device. The display panel includes a display region and a non-display region, wherein a photovoltaic cell component is provided in the non-display region and is used to generate electricity when being irradiated by light.
Beijing Boe Optoelectronics Technology Co., Ltd.

Cooling energy converting units

The present invention pertains generally to a cooling apparatus using fluent material for energy converting units, such as photovoltaic cells, to harness solar energy. More particularly, the present invention pertains to water-based cooling apparatus, in a preferred embodiment, in which the apparatus is further configured to mount or mate with energy converting units that are mounted on solar panels that track movement of the sun during daylight hours..

Group iva functionalized particles and methods of use thereof

Disclosed herein are functionalized group iva particles, methods of preparing the group iva particles, and methods of using the group iva particles. The group iva particles may be passivated with at least one layer of material covering at least a portion of the particle.

Group iva functionalized particles and methods of use thereof

Disclosed are functionalized group iva particles, methods of preparing the group iva particles, and methods of using the group iva particles. The group iva particles may be passivated with at least one layer of material covering at least a portion of the particle.

Solar cells and modules with fired multilayer stacks

Intercalation pastes for use with semiconductor devices are disclosed. The pastes contain precious metal particles, intercalating particles, and an organic vehicle and can be used to improve the material properties of metal particle layers.

Fired multilayer stacks for use in integrated circuits and solar cells

Intercalation pastes for use with semiconductor devices are disclosed. The pastes contain precious metal particles, intercalating particles, and an organic vehicle and can be used to improve the material properties of metal particle layers.

Print-on pastes for modifying material properties of metal particle layers

Intercalation pastes for use with semiconductor devices are disclosed. The pastes contain precious metal particles, intercalating particles, and an organic vehicle and can be used to improve the material properties of metal particle layers.

Conductive paste composition and semiconductor devices made therewith

A conductive paste composition contains a source of an electrically conductive metal, a first oxide component comprising an alkali metal vanadium oxide composition, an optional second non-oxide, non-metal component, and an organic vehicle. An article such as a high-efficiency photovoltaic cell is formed by a process of deposition of the paste composition on a semiconductor device substrate (e.g., by screen printing) and firing the paste to remove the organic vehicle and sinter the metal and establish electrical contact between it and the substrate..
E I Du Pont De Nemours And Company

Fuel production using solar energy

There is provided a method of producing a product. The method comprises: supplying electricity generated in a photovoltaic cell arrangement and a piston engine, respectively, to electrolytic and catalytic reactions that are heated by concentrated sunlight; reacting carbon dioxide and water in the heated electrolytic and catalytic reactions to form a pressurized product, such as pressurized methanol; and expanding the pressurized product in the piston engine to generate electricity.
Sunthetics Ab

Enhanced homogenous catalyzed reactor systems

An energy storage system is provided. The energy storage system includes a vessel made of a refractory material and containing a phase change material, a thermally insulating cover at least partially surrounding the vessel, an emitter, made of a refractory material, having a first side arranged to be heated by the phase change material and a second side intended to radiate thermal power, at least one photovoltaic cell arranged to receive the thermal power emitted by the second side of the emitter, and electric means for heating the phase change material..
Sabic Global Technologies B.v.

All-in-one integrated multifunctional triple power module

A solar module includes a plurality of photovoltaic cells and a sandwich structure on which the plurality of photovoltaic cells is structurally supported. The sandwich structure includes top and bottom structural plates and an open-cell inner material located between the top and bottom structural plates..
Saphire Solar Technologies Aps

System and managing the power output of a photovoltaic cell

A solar cell management system for increasing the efficiency and power output of a solar cell and methods for making and using the same. The management system provides an electric field across an individual solar cell, an array of solar cells configured as a panel, or a group of solar panels.
Solarlytics, Inc.

Passivated contacts for photovoltaic cells

A method of fabricating a passivated contact for a photovoltaic cell includes depositing a tunneling oxide layer on a first face of a substrate. An amorphous silicon layer is then deposited on top of the tunneling oxide layer.
Solarworld Americas Inc.

Method for the preparation of a transparent and conductive auto-supported silver nanowire film and applications thereof

The invention generally relates to the field of transparent electrodes. In particular, the invention relates to a method for producing a transparent and conducting auto-supported silver nanowire film, to the transparent and conducting silver nanowire film obtained by said method and to the use of said film as a transparent and flexible electrode in an electric device, in particular in a photovoltaic cell (solar cell)..
Centre National De La Recherche Scientifique

Crack-tolerant photovoltaic cell structure and fabrication method

After forming an absorber layer containing cracks over a back contact layer, a passivation layer is formed over a top surface of the absorber layer and interior surfaces of the cracks. The passivation layer is deposited in a manner such that that the cracks in the absorber layer are fully passivated by the passivation layer.
International Business Machines Corporation

A forming a photovoltaic cell and a photovoltaic cell formed according to the method

The present disclosure provides a method for forming a contact for a photovoltaic device and a photovoltaic device manufactured according to the method. The method comprises the steps of: depositing a polymeric layer onto a surface of the photovoltaic device; exposing a region of the polymeric layer to laser light; developing the polymeric layer to create at least one opening in the polymeric layer for accessing a respective portion of the surface; depositing a conductive material into the at least one opening of the polymeric layer in a manner such that the conductive material is in electrical contact with the respective portion of the surface; and removing at least a portion of the remaining developed polymeric layer from the surface..

Device for harvesting direct light and diffuse light from a light source

Device for harvesting light from a light source, comprising: first photovoltaic cell having an upper surface, a lower surface, and an array of optical passages therein. Array of optical concentrating elements above the upper surface defining a light acceptance area, each being associated with one of the optical passages, and being structured/arranged to concentrate direct light towards theretowards.
Morgan Solar Inc.

Encapsulant of a photovoltaic module

An encapsulant of a photovoltaic module, intended for coating a photovoltaic cell, having a composition which does not include any cross-linking agent and including: an ethylene—alkyl acrylate copolymer, the copolymer making up 70% to 96% of the weight of the composition; a silane, making up 0.1% to 2% of the weight of the composition; wherein the composition also includes a terpolymer of ethylene—acrylic ester—maleic anhydride or glycidyl methacrylate, the terpolymer making up 2% to 29.9% of the weight of the composition. Also relates to the use of such an encapsulant in a photovoltaic module as well as to a photovoltaic module including such an encapsulant..
Arkema France

Encapsulant of a photovoltaic module

An encapsulant of a photovoltaic module, intended for coating a photovoltaic cell (10), including: a copolymer of ethylene-alkyl acrylate, the melt flow index (mfi) of the copolymer being 1 g/10 min to 40 g/10 min; and a silane making up 0.1% to 0.5% of the weight of the composition; wherein the encapsulant also includes a cross-linking agent making up 0.1% to 0.5% of the weight of the composition and wherein the copolymer makes up at least 99% of the weight of the composition. Also, a use of such an encapsulant in a photovoltaic module as well as to a photovoltaic module including such an encapsulant..
Arkema France

Optical device with electrochromic lens cap

An optical device, such as a camera, with an electrochromic lens cap is disclosed. The electrochromic lens cap is electrically switchable and thermally erasable and can reversibly and visibly change from an opaque state to a highly transparent state when a charge is applied to it.
Mohawk Innovations Ltd

Solar panel accelerated regeneration and/or prevention of defects in solar panels

The present invention provides a solar panel installation, comprising at least one solar panel comprising photovoltaic cells, and a translucent plate on the upper side, wherein the translucent plate is provided with an electrically conductive layer that is provided in order to have an electric potential applied to it and which is electrically isolated from the photovoltaic cells, such that an electric potential applied to the electrically conductive layer will be uniformly distributed over the upper side of the at least one solar panel. In addition, the invention provides a method for applying the electrically conductive layer and for regenerating and/or preventing defects in the at least one solar panel..
Futech

High efficiency multijunction photovoltaic cells

Multijunction photovoltaic cells having at least three subcells are disclosed, in which at least one of the subcells comprises a base layer formed of gainnassb. The gainnassb subcells exhibit high internal quantum efficiencies over a broad range of irradiance energies..
Solar Junction Corporation

Multiple-junction photovoltaic cell based on antimonide materials

A photovoltaic cell is provided that can be used under high levels of solar concentration (≧1000 suns). The present cell includes at least one junction produced on a substrate based on gallium antimonide, the at least one junction having two alloys based on an antimonide material (ga1-xalxasysb1-y) lattice-matched on the substrate gasb.
Centre National De La Recherche Scientifique

Organic semiconducting compounds and related optoelectronic devices

The present teachings relate to new organic semiconducting compounds and their use as active materials in organic and hybrid optical, optoelectronic, and/or electronic devices such as photovoltaic cells, light emitting diodes, light emitting transistors, and field effect transistors. The present compounds can provide improved device performance, for example, as measured by power conversion efficiency, fill factor, open circuit voltage, field-effect mobility, on/off current ratios, and/or air stability when used in photovoltaic cells or transistors.
Polyera Corporation

Photobioreactor in a closed environment for cultivating photosynthetic micro-organisms

The invention relates to a photobioreactor for cultivating photosynthetic micro-organisms, comprising: a) at least one cultivation container (1) for containing the culture medium (3) of the micro-organisms, b) photovoltaic cells (2) isolated from the culture medium (3), emitting light towards the culture medium (3), and c) means (4) for powering the photovoltaic cells (2) in order to operate the photovoltaic cells in light emission mode.. .
Acta Alga

Combinatorial flux adder for determining photovoltaic cell nonlinearity

A process for determining a nonlinear response of a photovoltaic cell that includes: producing a first set of first light pulses including a first light that includes a first photon flux; and different first magnitudes of first photon flux; producing a second set of second light pulses that include: a second light including a second photon flux; and different second magnitudes of second photon flux; repeating the first light pulses in a selected combination with the second light pulses to produce a combinatorial set of combinatorial light pulses including: a combinatorial light comprising a combinatorial photon flux and different combinatorial magnitudes; irradiating a photovoltaic cell separately with the first set, second set, and the combinatorial set; separately producing, a first, second, and combinatorial photovoltaic output; and solving a system of linear equations to determine the nonlinear relationship between the photovoltaic output and the magnitude of flux.. .
The United States Of America, As Represented By The Secretary Of Commerce

Photovoltaic device

The present invention is premised upon an improved photovoltaic device (“pv device”) more particularly to an improved photovoltaic device with a multilayered photovoltaic cell assembly and a body portion joined at an interface region and including an intermediate layer, at least one interconnecting structural member, relieving feature, unique component geometry or any combination thereof.. .
Dow Global Technologies Llc

Wafer-integrated, ultra-low profile concentrated photovoltaics (cpv) for space applications

A concentrator-type photovoltaic module includes a plurality of photovoltaic cells having respective surface areas of less than about 4 square millimeters (mm) electrically interconnected in series and/or parallel on a backplane surface, and an array of concentrating optical elements having respective aperture dimensions of less than about 30 mm and respective focal lengths of less than about 50 mm. The array of concentrating optical elements is positioned over the photovoltaic cells based on the respective focal lengths to concentrate incident light on the photovoltaic cells, and is integrated on the backplane surface by at least one spacer structure on the backplane surface.
Semprius, Inc.

Photovoltaic cell having a coupled expanded metal article

A method comprises providing an expanded metal article having a plurality of first segments intersecting a plurality of second segments thereby forming a plurality of openings. The expanded metal article has a surface comprising a plurality of solder pads.
Merlin Solar Technologies, Inc.

Cuttable solar wrap

A cuttable solar wrap includes a flexible, sheet-like substrate. A photovoltaic grid, having photovoltaic cells or submodules connected in parallel by internal conductors is incorporated into the substrate.
Toyota Motor Engineering & Manufacturing North America, Inc.

Power inverter docking system for photovoltaic modules

An electronics module docking system includes docking member removably coupled to a photovoltaic module. The docking system includes a first connector port electrically coupled to one or more photovoltaic cells of the photovoltaic module.
Sunpower Corporation

Layers of safety & failsafe capability for operation of class iv laser in consumer electronics devices

An optical power transfer device includes a transmitter circuit, including a laser light source that is configured to emit coherent light responsive to operation above a lasing threshold, and is configured to emit incoherent light responsive operation below the lasing threshold. A proximity sensor circuit is coupled to the transmitter circuit and is configured to output a detection signal therefrom responsive to authentication of an optical receiver including at least one photovoltaic cell having surface area of about 4 square millimeters or less within a proximity thereof.
Semprius, Inc.

Conformal coating on three-dimensional substrates

The disclosure relates to a method for forming a conformal coating on a substrate having a topography presenting a relief. One method of the disclosure includes setting the temperature of the substrate within the range 140-275° c., and coating an aqueous solution including a sol-gel precursor on said substrate.
Universiteit Hasselt

Electric power generation operation point control circuit device

Three or more photovoltaic cell units connected in series include a unit holding a voltage between output terminals, a first voltage holding unit group having a voltage holding unit holding a voltage between an anode-side terminal and a cathode-side terminal for each photovoltaic cell unit set with respect to each set of the (2k+1)th and (2k+2)th photovoltaic cell units connected in series to each other counted from the anode side, and a second voltage holding unit group having a voltage holding unit holding a voltage between an anode-side terminal and a cathode-side terminal for each photovoltaic cell unit set with respect to each set of the (2k+2)th and (2k+3)th photovoltaic cell units connected in series to each other counted from the anode side.. .
Tokyo Metropolitan University

Electric power generation operation point control circuit device and multi-stage electric power generation operation point control circuit device

An electric power generation operation point control circuit device includes: a first capacitor connected in parallel to a photovoltaic cell via the pair of electrode connection terminals between the pair of output terminals; a first switching element connected in parallel to the photovoltaic cell via the pair of electrode connection terminals and the inductor between the pair of output terminals and causing a conduction state or a non-conduction state between the connected terminals; and a second capacitor connected in series to the first capacitor between a first electrode connection terminal and a first output terminal and causing the conduction state or the non-conduction state between the connected terminals.. .
Tokyo Metropolitan University

Solar module employing quantum luminescent lateral transfer concentrator

A solar concentrator module (80) employs a luminescent concentrator material (82) between photovoltaic cells (86) having their charge-carrier separation junctions (90) parallel to front surfaces (88) of photovoltaic material 84 of the photovoltaic cells (86). Intercell areas (78) covered by the luminescent concentrator material (82) occupy from 2 to 50% of the total surface area of the solar concentrator modules (80).
Pacific Light Technologies Corp.

Photovoltaic devices including mg-doped semiconductor films

A photovoltaic cell can include a dopant in contact with a semiconductor layer.. .
First Solar, Inc.

Reconfigurable photovoltaic module

The present disclosure relates to reconfigurable voltaic modules. One example embodiment includes a photovoltaic module.
Imec Vzw

Photovoltaic cell module

In accordance with one embodiment, there is provided a photovoltaic cell module including a plurality of photovoltaic cell structures including a hole transport layer and an electron transport layer which are disposed on a common photoelectric conversion layer so that electromotive force polarities are alternately different, wherein the photovoltaic cell structures are electrically connected in series.. .
Kabushiki Kaisha Toshiba

Photovoltaic devices including controlled copper uptake

A photovoltaic cell can include a substrate having a copper-doped semiconductor layer. The doping can be mediated with a salt..
First Solar, Inc.

Compound-semiconductor photovoltaic cell and manufacturing compound-semiconductor photovoltaic cell

A compound-semiconductor photovoltaic cell includes a first photoelectric conversion cell made of a first compound-semiconductor material which lattice matches with gaas or ge; a first tunnel junction layer arranged on a deep side farther than the first photoelectric conversion cell in a light incident direction, and including a first p-type (alx1ga1-x1)y1in1-y1as (0≦x1<1, 0<y1≦1) layer and a first n-type (alx2ga1-x2)y2in1-y2p (0≦x2<1, 0<y2<1) layer; and a second photoelectric conversion cell arranged on a deep side farther than the first tunnel junction layer in the light incident direction, and made of a second compound-semiconductor material which is a gaas-based semiconductor material. The first photoelectric conversion cell and the second photoelectric conversion cell are joined via the first tunnel junction layer, and a lattice constant of the first n-type (alx2ga1-x2)y2in1-y2p layer is greater than a lattice constant of the first photoelectric conversion cell..
Rich Company, Ltd.

Photovoltaics on silicon

Structures including crystalline material disposed in openings defined in a non-crystalline mask layer disposed over a substrate. A photovoltaic cell may be disposed above the crystalline material..
Taiwan Semiconductor Manufacturing Company, Ltd.

Transparent, photovoltaic, thermally insulating, construction wall comprising corrugated material, and buildings constructed therefrom

A photovoltaic construction wall is provided, having an inner surface adapted to face an inner enclosed space, and an outer surface adapted to gather energy from the sun when installed. The wall is used in buildings and also in buildings in building complexes.

Metallic dielectric photonic crystals and methods of fabrication

A metallic-dielectric photonic crystal is formed with a periodic structure defining a plurality of resonant cavities to selectively absorb incident radiation. A metal layer is deposited on the inner surfaces of the resonant cavities and a dielectric material fills inside the resonant cavities.
Massachusetts Institute Of Technology

Photovoltaic power generation systems and methods regarding same

A solid fuel power source that provides at least one of electrical and thermal power comprising (i) at least one reaction, cell for the catalysis of atomic hydrogen to form hydrinos, (ii) a chemical fuel mixture comprising at least two components chosen from: a source of h2o catalyst or h2o catalyst; a source of atomic hydrogen or atomic hydrogen; reactants to form the source of h2o catalyst or h2o catalyst and a source of atomic hydrogen or atomic hydrogen; one or more reactants to initiate the catalysis of atomic hydrogen; and a material to cause the fuel to be highly conductive, (iii) at least one set of electrodes that confine the fuel and an electrical power source that provides a short burst of low-voltage, high-current electrical energy to initiate rapid kinetics of the hydrino reaction and an energy gain due to forming hydrinos, (iv) a product recovery systems such as a vapor condenser, (v) a reloading system, (vi) at least one of hydration, thermal, chemical, and electrochemical systems to regenerate the fuel from the reaction products, (vii) a heat sink that accepts the heat from the power-producing reactions, (viii) a photovoltaic power converter comprising at least one of a concentrated solar power device, and at least one triple-junction photovoltaic cell, monocrystalline cell, polycrystalline cell, amorphous cell, string/ribbon silicon cell, multi-junction cell, homojunction cell, heterojunction cell, p-i-n device, thin-film cells, dye-sensitized cell, and an organic photovoltaic cell, and an antireflection coating, an optical impedance matching coating, and a protective coating.. .
Brilliant Light Power, Inc.

Photovoltaic cell and manufacturing the same, manufacture device and production line for photovoltaic cell

The present invention provides a photovoltaic cell and a method of manufacturing the same, a manufacture device and a production line for a photovoltaic cell. The method of manufacturing a photovoltaic cell includes steps of: forming an anode layer on a substrate; forming, by spin coating, a donor-acceptor polymer mixed film layer on the substrate; and forming a cathode layer on the substrate.
Hefei Boe Optoelectronics Technology Co., Ltd.

Solar cell structures for improved current generation and collection

In one aspect, optoelectronic devices are described herein. In some implementations, an optoelectronic device comprises a photovoltaic cell.
The Boeing Company

Photovoltaic cell structure and manufacturing a photovoltaic cell

The invention relates to the photo-voltalic cell structure comprising semiconductor type-p substrate with bottom electric contact upon which the active zno film is present, with the transparent conductive layer upon it, preferably zno:al film, with an electric contact, characterized in that the active zno layer consists of zno nanostructures film at least 50 nm thick, deposited on nucleating layer and covered with zno film at least 1 nm thick, and the method to produce the photovoltaic structure.. .
Instytut Fizyki Pan

Airbus Defence And Space Netherlands B.v.

. .

Hybrid multi-junction photovoltaic cells and associated methods

A multi-junction photovoltaic cell includes a substrate and a back contact layer formed on the substrate. A low bandgap group ib-iiib-vib2 material solar absorber layer is formed on the back contact layer.
Ascent Solar Technologies, Inc.

Concentrator photovoltaic cells bonded to flat-plate solar cells for direct and off-axis light collection

Systems, methods, and apparatus for light collection and conversion to electricity are disclosed herein. The disclosed method involves receiving, by at least one concentrating element (e.g., a lens), light from at least one light source, where the light comprises direct light and diffuse light.
The Boeing Company

Contact lenses with hybrid power sources

Apparatus, systems and methods of contact lenses with power sources are provided. In some aspects, a contact lens can include a substrate; and a circuit.
Verily Life Sciences Llc

Non-fullerene electron acceptors for organic photovoltaic devices

Non-fullerene electron acceptors for highly efficient organic photovoltaic devices are described. The non-fullerene electron acceptors have an extended, rigid, π-conjugated electron-deficient framework that can facilitate exciton and charge derealization.
University Of Washington

Solar windows for electric automobiles

A photovoltaic power source for an electric automobile includes at least one window including a transparent photovoltaic cell; a dc-dc converter in electrical communication with the at least one window transparent photovoltaic cell; and a battery in electrical communications with the dc-dc converter.. .
Faraday&future Inc.

Photovoltaic thermal hybrid solar collector

A laminated photovoltaic thermal (pv/t) module for a pv/t hybrid solar collector comprising a cooler/absorber and a photovoltaic unit. The cooler/absorber includes at least one flat surface with raised peripheral edges and is adapted to function as a mould for a photovoltaic laminate structure.
Solarus Sunpower Sweden Ab

Method of manufacturing flexible, lightweight photovoltaic array

A flexible, lightweight photovoltaic cell array includes one or more individual photovoltaic cell strings attached to a polyimide film substrate and covered with a polyvinyl fluoride film. Each photovoltaic cell string includes one or more photovoltaic cells attached to a flexible printed circuit board.
Orbital Atk, Inc.

Lightweight structures for enhancing the thermal emissivity of surfaces

Systems and methods in accordance with various embodiments of the invention implement textured metasurfaces that can provide for enhanced thermal emissivity. In one embodiment, a lightweight solar power generator includes: at least one photovoltaic cell including a photovoltaic material; at least one concentrator, configured to focus incident solar radiation onto the photovoltaic material; and at least one textured metasurface characterized by its inclusion of a plurality of microstructures, each having a characteristic lateral dimension of between approximately 1 μm and approximately 100 μm patterned thereon; where the at least one textured metasurface is disposed such that it is in thermal communication with at least some portion of the lightweight solar power generator that generates heat during the normal operation of the lightweight solar power generator, and is thereby configured to dissipate heat generated by the at least some portion..
California Institute Of Technology

Method and equipment for treating a precursor of a heterojunction photovoltaic cell and associated producing a photovoltaic cell

The precursor comprises at least one layer of doped crystalline silicon and a layer of doped amorphous semiconductor material. The method comprises the steps of placing the cell precursor sandwiched between a grounded conducting plate and a plate made of insulating material coated with a conducting layer, then applying a state change electrical voltage (u1) between the conducting layer and ground, the said state change electrical voltage (u1) being designed to bring the fermi level at the interface between crystalline silicon and amorphous semiconductor material closer to the middle of the band gap of the said amorphous semiconductor material, while at the same time heating the cell precursor to a defect equilibration temperature (te), and finally cooling down the cell precursor (10) prior to interrupting the application of the state change electrical voltage (u1)..
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Thermoplastic wire network support for photovoltaic cells

Provided are novel methods of fabricating photovoltaic modules using thermoplastic materials to support wire networks to surfaces of photovoltaic cells. A thermoplastic material goes through a molten state during module fabrication to distribute the material near the wire-cell surface interface.
Beijing Apollo Ding Rong Solar Technology Co., Ltd.

Finned passive pvt system with adjustable angle insulating reflectors

A photovoltaic-thermal device includes a housing unit, a photovoltaic panel, a fluid collector storage, adjustable angle reflector plates and an absorber plate. The photovoltaic panel is placed within the housing unit and includes a plurality of photoelectric cells.

Conductive paste composition and semiconductor devices made therewith

A conductive paste composition contains a source of an electrically conductive metal, a first oxide component, a second, non-oxide, magnesium-containing component, and an organic vehicle. An article such as a high-efficiency photovoltaic cell is formed by a process of deposition of the paste composition on a semiconductor device substrate (e.g., by screen printing) and firing the paste to remove the organic vehicle and sinter the metal and establish electrical contact between it and the substrate..
E I Du Pont De Nemours And Company

Electronic device comprising nanogap electrodes and nanoparticles

An electronic device includes a substrate and at least two electrodes spaced by a nanogap, wherein the at least two electrodes are bridged by at least one nanoparticle and wherein the at least one nanoparticle has an overlap area with the at least two electrodes higher than 2% of the area of the at least one nanoparticle. A method of manufacturing the electronic device and the use of the electronic device in photodetector, transistor, phototransistor, optical modulator, electrical diode, photovoltaic cell or electroluminescent component are also described..
Fonds De L'espci - Georges Charpak

Portable photovoltaic device

A portable photovoltaic device includes a waveguide body, a photovoltaic cell, an electronic module, and a fixing element. Waveguide material having transparency, flexibility, plasticity and weather resistance encapsulates photovoltaic cells and electronic module, without complicated light focusing system to converge light on a photovoltaic cell, to improve the power generating efficiency of the photovoltaic cell.
Flexwave Co., Ltd.

Balloon equipped with a concentrated solar generator and employing an optimised arrangement of solar cells to power said balloon in flight

A balloon comprises an envelope containing a lifting gas and a concentrated solar radiation solar generator. The solar generator includes a reflector, one or two arrays of photovoltaic solar cells forming a first active face directed towards the reflector and a second active face directed towards the exterior of the envelope of the balloon.
Thales

Method for manufacturing a photovoltaic cell with selective doping

A method for creating a photovoltaic cell, includes forming a first doped region in a semiconductor substrate having a first concentration of doping elements; forming, by ion implantation, alignment units, the largest size of which is smaller than one millimeter, and a second doped region, adjacent to the first region with a second concentration of doping elements; heat-treating the substrate to activate the doping elements and to form an oxide layer at the surface of the substrate, the second concentration and the heat treatment conditions being selected such that the oxide layer has a thickness above the alignment units that is larger, by at least 10 nm, than the thickness of the oxide layer above an area of the substrate adjacent to the alignment units; depositing an antireflection layer onto the oxide layer; and depositing an electrode onto the antireflection coating, through a screen, opposite the second region.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Multi-junction photovoltaic micro-cell architectures for energy harvesting and/or laser power conversion

An optical power converter device includes a light source configured to emit monochromatic light, and a multi-junction photovoltaic cell including respective photovoltaic cell layers having different bandgaps and/or thicknesses. The respective photovoltaic cell layers are electrically connected to collectively provide an output voltage and are vertically stacked relative to a surface of the multi-junction photovoltaic cell that is arranged for illumination by the monochromatic light from the light source.
Semprius, Inc.

Apparatus and solar panel module mounting inserts

A photovoltaic module generates electrical power when installed on a roof. A photovoltaic module preferably has an upper transparent protective layer, and a photovoltaic layer positioned beneath the upper transparent protective layer, the photovoltaic layer comprising a plurality of electrically interconnected photovoltaic cells disposed in an array.
Lumeta, Llc

System and manipulating solar energy

An apparatus for generating electricity from solar radiation having a solar spectrum is provided. The apparatus includes a photovoltaic mirror comprising a plurality of photovoltaic cells, the photovoltaic mirror configured to separate the solar spectrum, absorb a first portion of the solar spectrum, and concentrate a second portion of the solar spectrum at a focus.
Arizona Board Of Regents On Behalf Of Arizona State University

Multilayer transparent polyester film, manufacturing said film and use of said film in particular in the backsheets of photovoltaic panels

A biaxially oriented multilayer transparent film including at least two layers of polyester, respectively a core layer and at least one outer layer, which can be identical or different, wherein: i) at least the core layer includes at least one biaxially oriented transparent polyester pe1, ii) at least one of the outer layers includes, on the one hand, at least one biaxially oriented polyester pe2, and, on the other hand, particles coming from the reaction between at least one metal compound and at least one monomeric or oligomeric unit of pe2, the particles having more preferably a d50—as μm and following an order of preference—between 0.5 and 5; between 1.0 and 4, and between 1.5 and 3.0. Also relates to the manufacture of this film and its applications as a laminate in particular in the backsheets of photovoltaic cells..
Toray Films Europe

Highly efficient small molecule multi-junction organic photovoltaic cells

A highly efficient multi junction photovoltaic device, such as a two, three, or four junction device, is disclosed. The multi-junction device may include a first subcell comprising a first photoactive region and a second subcell comprising a second photoactive region.
The Regents Of The University Of Michigan

Method of making photovoltaic cell

A photovoltaic solar cell comprises a nano-patterned substrate layer. A plurality of nano-windows are etched into an intermediate substrate layer to form the nano-patterned substrate layer.
The Board Of Regents Of The University Of Texas System

Photovoltaic power converter receiver

Provided is a photovoltaic power converter receiver, including a photovoltaic cell, a waveguide coupled to the photovoltaic cell, and an optical transmission device of which an end is coupled to the waveguide for transmitting an optical wave to the photovoltaic cell through the waveguide, wherein the end of the optical transmission device is offset from a longitudinal central axis of the waveguide by a distance doffset.. .
Mh Gopower Co., Ltd.

Photovoltaic cell module

A photovoltaic cell module includes: a transparent upper cover plate, a first polyolefin encapsulation layer, a cell group layer, a second polyolefin encapsulation layer, and a backplane that are sequentially disposed in a laminated manner, where outer edges of the transparent upper cover plate and the backplane exceed outer edges of the first polyolefin encapsulation layer, the cell group layer, and the second polyolefin encapsulation layer, an end part sealing block is further disposed between the transparent upper cover plate and the backplane, and the end part sealing block is located at peripheries of the first polyolefin encapsulation layer, the cell group layer, and the second polyolefin encapsulation layer.. .
Byd Company Limited