Follow us on Twitter
twitter icon@FreshPatents


Renewable Energy patents

      

This page is updated frequently with new Renewable Energy-related patent applications.

SALE: 70+ Renewable Energy-related patent PDFs



 Padmount transformer with energy storage apparatus patent thumbnailPadmount transformer with energy storage apparatus
The present disclosure is directed to a padmount transformer. The padmount transformer includes an electrical distribution transformer housed in a cabinet that can be mounted on a ground level platform or pad.
Abb Technology Ag


 System and  balancing reactive power loading between renew able energy power systems patent thumbnailSystem and balancing reactive power loading between renew able energy power systems
The present disclosure is directed to a system and method for balancing reactive power loading between multiple renewable energy power systems coupled to a power grid at a point of regulation (por). The method includes determining a voltage error based on a voltage reference and a measured voltage at the por.
General Electric Company


 Integrated multi-mode large-scale electric power support system for an electrical grid patent thumbnailIntegrated multi-mode large-scale electric power support system for an electrical grid
An integrated multi-mode, large-scale electric power support system supplies on demand at least 2,500 kw to an electrical grid with low harmonic distortion either from co-located solar or wind renewable energy dc power sources or in combination with, or alternatively, from system stored energy dc power sources via a plurality of dc-to-ac inverters with phase-shifted outputs. The power support system can also inject on demand grid power factor correcting reactive power.
Alencon Acquisition Co., Llc


 System and methods for improving the accuracy of solar energy and wind energy forecasts for an electric utility grid patent thumbnailSystem and methods for improving the accuracy of solar energy and wind energy forecasts for an electric utility grid
A computer system and method for improving the accuracy of predictions of the amount of renewable energy, such as solar energy and wind energy, available to an electric utility, and/or refine such predictions, by providing improved integration of meteorological forecasts. Coefficient values are calculated for a renewable energy generation model by performing a regression analysis with the forecasted level of renewable energy posted by the utility, forecasted weather conditions and measures of seasonality as explanatory variables.
The Catholic University Of America


 Solar drive control system for oil pump jacks patent thumbnailSolar drive control system for oil pump jacks
A system for supplementing the electric power needed by a pump jack electric motor, thereby reducing the electric power purchased from the local utility or power supplier. The system comprises a solar photovoltaic system, or other forms of renewable energy, and regenerated power from the electric motor or drive.

 Method and system for ranking control schemes optimizing peak loading conditions of built environment patent thumbnailMethod and system for ranking control schemes optimizing peak loading conditions of built environment
The present disclosure provides a computer-implemented method for ranking one or more control schemes for controlling peak loading conditions and abrupt changes in energy pricing of one or more built environments associated with renewable energy sources. The computer-implemented method includes analysis of a first set of statistical data, a second set of statistical data, a third set of statistical data, a fourth set of statistical data and a fifth set of statistical data.
Conectric, Llc


 Method and system for prioritizing control strategies minimizing real time energy consumption of built environment patent thumbnailMethod and system for prioritizing control strategies minimizing real time energy consumption of built environment
The present disclosure provides a computer-implemented method for prioritizing one or more instructional control strategies to reduce time-variant energy demand of a built environment associated with renewable energy sources. The computer-implemented method includes collection of a first set of statistical data, fetching of a second set of statistical data, accumulation of a third set of statistical data, reception of a fourth set of statistical data and gathering of fifth set of statistical data.
Conectric, Llc


 Method and system for adaptively switching prediction strategies optimizing time-variant energy consumption of built environment patent thumbnailMethod and system for adaptively switching prediction strategies optimizing time-variant energy consumption of built environment
A computer-implemented method and system is provided. The system adaptively switches prediction strategies to optimize time-variant energy demand and consumption of built environments associated with renewable energy sources.
Conectric, Llc


 Method and system for intelligently recommending control schemes optimizing peak energy consumption of built environment patent thumbnailMethod and system for intelligently recommending control schemes optimizing peak energy consumption of built environment
The present disclosure provides a computer-implemented method for recommending one or more control schemes for controlling peak loading conditions and abrupt changes in energy pricing of one or more built environments associated with renewable energy sources. The computer-implemented method includes collection of a first set of statistical data, fetching of a second set of statistical data, accumulation of a third set of statistical data, reception of a fourth set of statistical data and gathering of fifth set of statistical data.
Conectric, Llc


 Automated, modular, self-contained, aquaponics growing system and method patent thumbnailAutomated, modular, self-contained, aquaponics growing system and method
A shipping container that includes a greenhouse mounted above an aqueous tank or tanks. Aquaponics fruits and vegetables grow in greenhouse in vertical and horizontal grow systems, while fish are grown in the tanks.
Farmpod, Llc


Battery control circuit for power generation system using renewable energy

The battery control circuit includes: a battery; a dc power supply unit; a first dc-dc converter providing a current path in a first direction of supplying the dc energy from the dc power supply unit to the battery, and a current path in a second direction of discharging the dc energy in the battery to a ground; a first capacitor fully discharging the battery in a manner that the sum of a voltage across the first capacitor and a voltage across the flow battery to be higher than an output voltage of the first dc-dc converter; a second dc-dc converter supplying the dc energy from the dc power supply unit to the first capacitor; and a controller controlling the first dc-dc converter to form the current flow path in the second direction when a number of times of charging and discharging the flow battery reaches a preset number.. .
Lsis Co., Ltd.

Renewable energy-driven carbon cycle economic and ecological operating systems

An integrated system for exploiting renewable energy sources based upon carbon dioxide captured from the atmosphere is provided, the system comprising: a solar energy collector; apparatus for capturing co2 from the atmosphere; a wind power driven electrical generator; water power driven electrical generator; electric power distribution control means from the renewable energy sources; energy storage systems; water desalinating means and water electrolysis means powered by the renewably generated electricity; hydrocarbon fuel preparation means utilizing the hydrogen and the carbon dioxide generated by this system; and a body of saline water adjacent the land on which the integrated system is built.. .

Fast generation adjustment algorithm for energy management system

A method is proposed for real-time economic dispatch in power system operation, especially in systems that include renewable power sources that may cause heavy deviations from a generation schedule due to their uncertain outputs. According to the method an optimal generation schedule is obtained based on forecasted load data.

Renewable energy load management and power balancing system and operation

A system and process of its operation for monitoring and managing load circuits connected to a renewable energy generation system are disclosed. A programmable load manger circuit continuously monitors the available energy from the generation system and manages the load circuits connected to the system in a manner such that the energy demand from the active load circuits is below the level of available energy.
Kripya Llc

Alternative power for engine driven welder

The invention described herein generally pertains to a system and method for a welding device and, in particular, a hybrid welding device, that leverages a renewable energy source for a source of electrical current. The welding device can include one or more renewable energy kits that harvest renewable energy sources for performing a welding operation or a powering at least one of a device or component external to the welding device.

Hydraulic vehicle incorporating efficient energy storage and regeneration system

An energy storage and regeneration system that converts irregular, non-constant, and variable input power to regular, constant, and controlled output power using hydraulics whereby the irregular input power is used to pump hydraulic fluid into an accumulator array where it is stored pressurized. Energy is released in a controlled fashion using a hydraulic motor operated by the pressurized hydraulic fluid from the accumulator array, in accordance with the specified power demand.
Nrg Spring Ltd.

Multisource renewable energy generation

A multisource generator system and associated processes generate electricity using one or more of wind power, hydropower, mechanical power, and solar power. The power sources may be selectively attached and activated to generate the electricity.

Adjustable dual rotor wind turbine

A dual rotor axis wind turbine that converts renewable energy into electrical energy. The dual rotor wind turbine addresses the counter productivity problem found in dual rotors wind turbines, which occurs due to adverse effects to the downwind rotor due to lying in the wake of the upwind rotor.
Jordan University Of Science And Technology

Renewable energy power generation systems

We describe a modular adjustable power factor renewable energy inverter system. The system comprises a plurality of inverter modules having a switched capacitor across its ac power output, a power measurement system coupled to a communication interface, and a power factor controller to control switching of the capacitor.
Solarcity Corporation

Systems for storing, distributing and dispatching energy on demand using and recycling carbon

The present invention generally relates to storing energy in a form that is carbon neutral, storable and transportable, so that it can be used on demand. The present invention provides a process and system for using energy as available to produce carbon from carbon oxide, and then oxidizing the carbon to generate useful energy on demand, while effectively recycling the carbon, oxidant, and carbon oxide used in the process or system.
Ziet, Llc

Observation controlling observation system

An observation system includes: a power supply unit having a battery; a sensor unit which detects a state of a structure on the basis of electricity from the power supply unit; a charging unit which charges the battery from renewable energy; and a processing unit which processes sensing information in one observation mode of a plurality of observation modes including at least a first observation mode and a second observation mode in which at least one of a sensor capability of the sensor unit and a load of computational processing using the sensing information is higher than in the first observation mode. The processing unit sets an observation mode on the basis of information for disaster occurrence estimation..
Seiko Epson Corporation

Renewable energy generation based on water waves

Methods, systems, and devices are disclosed for wave power generation. In one aspect, a wave power generator device includes a stator assembly and a rotor assembly encased within a tube frame.
Eip Technologies, Inc.

Environment-controlling fibers, method manufacturing the same and fabrics using the same

The invention discloses environment-controlling fibers, method manufacturing the same and fabrics using the same, which adopts polyolefin material, optoelectronic material, thermoelectric material, piezoelectric material and catalyst material, to make fibers and fabric by melting, mixing, drawing and weaving. The fabrics are used in all kinds of environmental control products or for organic agriculture.

Nanostructured producing carbon-containing molecules as a renewable energy resource

Nanostructured arrays having a metal catalyst (e.g., cobalt) are irradiated with light to initiate the an artificial photosynthetic reaction resulting in the formation of carbon-containing molecules, for example, long chained hydrocarbons or amino acids. A nanostructure having one or more structural elements having a high aspect ratio can formed over a substrate and are placed in contact with water and a carbon-containing source (e.g., carbon dioxide, bicarbonate, methane).
University Of Massachusetts

Hydraulic based efficient renewable energy storage and regeneration system

An energy storage and regeneration system that converts irregular, non-constant, and variable input power to regular, constant, and controlled output power using hydraulics whereby the irregular input power is used to pump hydraulic fluid into an accumulator array where it is stored pressurized. Energy is released in a controlled fashion using a hydraulic motor operated by the pressurized hydraulic fluid from the accumulator array, in accordance with the specified power demand.
Nrg Spring Ltd.

Real-time disaggregation of renewable energy generation on an electricity distribution system

Techniques are described for disaggregation of renewable energy generation on an electricity distribution system. Aggregate power measurements are identified a distribution substation.
The Regents Of The University Of California

Optimized charging and discharging of a plug-in electric vehicle

The disclosure includes a system and method for charging and discharging a plug-in electric vehicle (“pev”). The method may include determining that first event data describes a renewable energy output control event (“reoc event”) including instructions directing a renewable energy power generation facility (“repg facility”) to not output power to a power grid during a time period specified by the reoc event.
Toyota Jidosha Kabushiki Kaisha

Enhanced thermoutilizer

A thermal utilization system is capable of producing power, storing energy via a chemical or and a hydropower-elevation means. It also capable of transport fluid as vapor over obstacles and terrains, as well as desalinate water.

Unifying electrical interface connection platform

The disclosed unifying electrical interface presents a versatile connectivity platform having the merging capabilities permitting more than a singular voltage, level or type to be made available from an electrical outlet. When wired fully, the choice of ac and/or dc made available to the consumer is broadened.

Portable renewable energy microgeneration system

A portable renewable energy microgeneration system is disclosed. The system comprises one or more holding tanks that are configured to perform anaerobic digestion on waste in a multi-phase process using bacteria and a controller configured to automatically control the multi-phase process and to re-use the bacteria.
Seab Energy Ltd.

Energy storage system and management method thereof

An energy storage system includes one or more new and renewable energy power stations generating power with a new or renewable energy source, and an energy storage facility including a plurality of energy storage apparatuses to be charged by one of an external power grid supplying power to a power load and the one or more new and renewable energy power stations, and to be discharged to supply the power to the power load, wherein the plurality of energy storage apparatuses have different charging and/or discharging periods.. .
Doosan Heavy Industries & Construction Co., Ltd.

Method for managing power of energy storage system connected with renewable energy

A method for managing power of an energy storage system (ess) connected to renewable energy, the ess including an energy storage device connected to a power grid, a battery management system (bms), a power conditioning system (pcs), and one or more renewable energy generation facilities producing electric energy from renewable energy, the steps including of determining a predicted power consumption amount of a power load and a predicted power production amount of the renewable energy generation facility, predicting power production of the renewable energy generation facility based on the stored type and characteristics information of the renewable energy generation facilities, determining whether the energy storage device is fully charged with the power production from the renewable energy generation facility, and controlling charging/discharging operation of the energy storage device according to a charge/discharge schedule.. .
Doosan Heavy Industries & Construction Co., Ltd.

System for monitoring electric energy

A system for monitoring electric energy amount according to one embodiment of the present disclosure includes an electric energy system including one or more loads receiving electric energy through an external electric energy source and a renewable energy generator, a home server for receiving information of a first electric energy amount that is an electric energy amount consumed by the one or more loads, a second electric energy amount that is supplied from the external electric energy source to the electric energy system, and a third electric energy amount that is supplied from the renewable energy generator to the electric energy system, and an electric energy amount monitoring server calculating the second electric energy amount or the third electric energy amount from electric energy consumption of the electric energy system, which is received from the home server, and supply electric energy amount information supplied to the electric energy system.. .
Lsis Co., Ltd.

Subterranean conversion of carbon dioxide to biomass by chemolithotropy

A system and method for converting carbon dioxide into biomass within subterranean formations or cavities by introducing chemolithoautotrophic microbes and microbe supporting compounds in the formation so as to cause the chemolithoautotrophic microbes to fix carbon dioxide within the formation into biomass, which can then be used in the production of renewable energy and carbon-based products.. .

Symbiotic algae system with looped reactor

According to present disclosure, there is disclosed an algae growth and cultivation system that provides a cost-efficient means of producing algae biomass as feedstock for algae-based products, such as, biofuel manufacture, and desirably impacts alternative/renewable energy production, nutrient recovery from waste streams, and valued byproducts production. The system as discussed herein is an integrated systems approach to wastewater treatment, algal strains selection for byproducts production, and recycle of algal-oil extraction waste or additional algae harvested as feedstock for fertilizer production.
Gsr Solutions, Llc

Hybrid trigeneration system microgrid combined cooling, heat and power providing heating, cooling, electrical generation and energy storage using an integrated automation system for monitor, analysis and control

Provided is a consumer to industrial scale energy trigeneration process based microgrid combined cooling, heat and power. The present invention includes conversion, processing, extraction and/or storage systems for electrical, chemical and thermal energy.

Containerized microgrid system and methods of use and distribution

A containerized microgrid comprising a sturdy weatherproof housing configured for easy shipping and transport, an inverter for managing renewable and non-renewable energy sources, a battery cabinet with batteries and battery management system, a solar panel storage rack with solar panels and solar panel combiner box, a communication system with satellite and terrestrial radio communications systems, a generator, a security system to protect the containerized microgrid and an optional water purification system.. .
Nrg Energy, Inc.

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

Inverter and renewable energy power generation installation

A cellular card which is operatively connected to said meter and which is adapted to provide a communication with a network of a mobile network operator.. .

Clustered energy-storing micro-grid system

A clustered energy-storing micro-grid system includes a renewable energy device, a clustered energy-storing device, an electrical power conversion device and a local controller. Before coordinating and allocating power to a plurality of loads, the clustered energy-storing device stores and releases the power in a centralized manner.
National Chung Shan Institute Of Science And Technology

Time interval production measurement and energy storage performance analytics in renewable dc energy systems

A system and method in which production measurement for renewable energy is obtained in a storage-independent manner. Energy storage is separated out from the renewable generation to provide individual performance analytics.
Locus Energy, Inc.

Renewable energy system with integrated home power supply system

A method for regulating a power transfer between a utility grid and a renewable energy system includes receiving a power transfer request from the utility grid at a controller of the renewable energy system that includes at least one of a desired power transfer level, power factor and energy or time duration of the power transfer. A soc of an energy storage device of the renewable energy system and a power output of the renewable energy source are compared to respective soc and power output thresholds, with the power transfer request being completed if the soc and the power output are greater than the respective soc and power output thresholds so as to cause the requested power to be transferred to the utility grid, and the power transfer request being denied if the soc and the power output are less than the respective soc and power output thresholds..
King Electric Vehicles Inc.

Solar powered cell phone charging device

A solar powered cell phone charging device has been disclosed that provides a cell phone case with integrated solar panels and a power connector coupled to the case for connecting to a cell phone charging port, allowing the user to charge a cell phone by using solar power. In an increasingly digital age, with further reliance on cell phones for almost every aspect of daily life, there exists a need to be able to portably charge a cell phone.

Interface for renewable energy system

An improved interface for renewable energy systems is disclosed for interconnecting a plurality of power sources such as photovoltaic solar panels, windmills, standby generators and the like. The improved interface for renewable energy systems includes a multi-channel micro-inverter having novel heat dissipation, novel mountings, electronic redundancy and remote communication systems.

Voltage stability monitoring device and method

A voltage stability monitoring device for monitoring the voltage stability of a system, the device including: an assumed change scenario calculation unit for predicting the output variation of a renewable energy connected to said system and calculating an assumed change time-series power flow state on the basis of said output variation; a time-series voltage stability calculation unit for calculating a node voltage change with respect to demand at each node of said system on the basis of said power flow state calculated by said assumed change scenario calculation unit and calculating a voltage stability indicating the relationship curve between said node voltage and reactive power; and a voltage stability improvement countermeasure search unit for determining a controlled device on which an assumed control is to be performed, according to said voltage stability calculated by said time-series voltage stability calculation unit.. .

System and supplying an energy grid with energy from an intermittent renewable energy source

A system and method for supplying an energy grid with energy from an intermittent renewable energy source having a production unit for producing hydrogen, nitrogen, and oxygen. The production unit is operated by using energy provided by the renewable energy source.

Zero emission power plant with co2 waste utilization

A clean energy system, a renewable energy system or a zero emission energy system (zees) to utilize co2 waste. The energy system may include a fuel processor, an energy catalytic reactor, and a power generator.
Ztek Corporation

Power converter system for renewable energy sources

A converter system for interconnecting renewable energy sources with a dc distribution bus comprises a converter unit which comprises an isolated dc-to-dc converter connectable to the renewable energy source, and a non-isolated dc-to-dc converter connectable to the dc distribution bus, which is cascade connected with the isolated dc-to-dc converter.. .
Abb Schweiz Ag

Determining intermittent renewable energy penetration limits in a grid

Methods, systems, and computer program products for determining intermittent renewable energy penetration limits in a grid are provided herein. A computer-implemented method includes determining a load forecast for an electrical network based on historical load data and future step load information; determining the maximum size of renewable energy sources that can be added to the network based on the load forecast, parameters pertaining to the network, information pertaining to the renewable energy sources, and information pertaining to non-renewable energy sources; determining a storage component size for storing renewable energy generated by the renewable energy sources based on the maximum size of the renewable energy sources and constraints associated with the network; determining a minimum loading level of the non-renewable energy sources based on the load forecast, intermittency data associated with the renewable energy sources and the parameters pertaining to the network; and configuring the network based on the determinations..
Universiti Brunei Darussalam

System and load balancing of intermittent renewable energy for an electricity grid

A system and method for load balancing of intermittent renewable energy for an electricity grid includes a production unit for producing hydrogen and nitrogen, a mixing unit to receive and mix the hydrogen and the nitrogen, an ammonia source for receiving and processing the hydrogen-nitrogen mixture, an ammonia power generator for generating energy for the energy grid, a hydrogen injection system for extracting a hydrogen portion from a stage of the system and for adding extracted hydrogen to the gas stream to be provided to the ammonia power generator, and a hydrogen control system for controlling a flow rate of hydrogen from the hydrogen injection system to the gas stream to be provided to the ammonia power generator, the flow rate determined in accordance with a data set which contains information about actual working conditions of the ammonia power generator and which is received by the hydrogen control system.. .
Siemens Aktiengesellschaft

Hybrid electrical renewable energy source

A system having a motor coupled to and powering a pump for pumping a liquid, the motor being configured to start by receiving electric power from a power source, a turbine mounted in line with the pump within a conduit where flow of the liquid causes rotation of the turbine, the turbine being associated with a generator, and, an automatic transfer switch configured to monitor a power output of the generator and, when the power output is sufficient for the motor to run, to provide the power output to the motor and to disconnect the power source from the motor.. .

Power generation systems with integrated renewable energy generation, energy storage, and power control

A power generation system comprises a conventional motor-generator system as may be found in a stand-by power system with the addition of integrated renewable and stored energy assets. A software defined control system allows for optimizing total cost of power and allows user control or interconnection with micro-grid or utility power systems..

Power conversion system and operating the same

A medium voltage direct current (mvdc) collector system for renewable power generation facilities includes at least one renewable energy generation device. The mvdc collector system also includes at least one direct current (dc)-to-dc (dc/dc) power converter coupled to the at least one renewable energy generation device.
General Electric Company

Advanced generating and producing energy from seawater

The disclosed embodiments relate to wind and hydropower vessel plant configured for generating renewable electrical energy and for the production of oxygen, methane, salt, hydrogen, supplemental energy, and desalination. The wind and hydropower vessel plant comprises a hybrid apparatus relating to exposable turbine, submersible turbine, and thermal turbine configuration.

Distributing power between data centers

A data center operable using only electric power based on renewable energy. The data center includes at least one device driven by the electric power, a storage battery for storing the electric power, and a controller for switching the operating mode of the device over the course of time on the basis of predicted values for the amount of electric power generated using renewable energy, the amount of electric power stored in the storage battery, and the amount of electric power consumed by the device..
International Business Machines Corporation

Renewable energy system with simultaneous ramp rate control and frequency regulation

A frequency regulation and ramp rate control system includes a battery configured to store and discharge electric power, a battery power inverter configured to control an amount of the electric power in the battery, a photovoltaic power inverter configured to control an electric power output of a photovoltaic field, and a controller. The controller generates a battery power setpoint for the battery power inverter and a photovoltaic power setpoint for the photovoltaic power inverter.
Johnson Controls Technology Company

Bidirectional battery charger integrated with renewable energy generation

In one embodiment, a bidirectional battery charger integrated with renewable energy generation includes a primary side ac/dc rectifier coupled to the electrical grid and a first dc bus, a dc/ac inverter coupled to the first dc bus and a primary winding, a secondary side ac/dc rectifier coupled to a secondary winding and a battery, and a boost converter coupled to a renewable energy generator and the first dc bus. The boost converter includes an active switch controlled by a control algorithm that, when renewable power is available, operates the active switch at a duty cycle that allows power to flow from the renewable energy generator to the first dc bus and on to charge the battery (without passing though the primary side ac/dc rectifier) or on to supply the electrical grid (without passing through the dc/ac inverter and secondary side ac/dc rectifier), and, when not available, disables the active switch..
Conductive Holding, Llc

Battery energy storage system controller systems and methods

An energy storage system controller, including: an energy storage system coupled to a power distribution system; and a processor in communication with the energy storage system, wherein the processor executes: a renewables capacity firming algorithm operable for conditioning intermittent power of a renewable energy station using real time and historical input data such that it is made more stable and non-intermittent, optionally utilizing one or more parameter values associated with comparable time periods taking into account one or more factors comprising cloud state; and a peak load shaving algorithm operable for ensuring that the energy storage system is capable of transmitting full power capacity at a predicted feeder peak load time determined by the processor from real time and historical input data; wherein the performance of the renewables capacity firming algorithm and the performance of the peak load shaving algorithm are optimized in parallel.. .
University Of North Carolina At Charlotte

Generation load control

This invention relates to a device for controlling at least one of a plurality of electrical loads that are being supplied by at least one renewable energy generator and/or an electrical mains supply. The device comprises an energy sensor for measuring an energy parameter, wherein the energy parameter equates to a value representative of the amount of energy output by the energy sensor, the energy parameter of the energy sensor being directly proportional to the output of the at least one renewable energy generator; a controller means for determining the amount of electrical loads that can be connected or disconnected on the basis of the measured energy parameter; a switching device for connecting and disconnecting the at least one electrical load based on an output of the controller means; and wherein as the energy parameter varies the output of the controller means varies to connect and disconnect electrical loads..
Gng Electrical Pty Ltd

Power distribution system for off-shore natural resource platforms

A power distribution system for off-shore natural resource platforms includes an off-shore medium voltage direct current (mvdc) power bus. The mvdc power bus includes multiple power bus segments, each of which may be connected to one or more other power bus segments via a corresponding circuit breaker.
Abb Technology Ltd.

Method and control device for controlling an operating frequency of an energy source in an ac voltage network

A power balance-dependent operating parameter and a surroundings parameter of a first energy source, such as a renewable energy source, are provided. A variable target operating parameter for the first energy source is ascertained dependent on the detected surroundings parameter.
Siemens Aktiengesellschaft

Power monitoring monitoring power thereof

Disclosed embodiments relate to a power monitoring system that may include an external power supply source, an energy storage system, a renewable energy source and a distribution board. In some embodiments, the power monitoring system includes the renewable energy source, the energy storage system, the distribution board, a first power metering device, a second power metering device, a third power metering device, a fourth power metering device and a server..
Lsis Co., Ltd.

Power monitoring monitoring power thereof

In some embodiments, a power monitoring system includes: an external power supply source; a renewable energy source; a distribution board; a first power measuring device; a second power measuring device; a third power measuring device; and a server.. .
Lsis Co., Ltd.

Dual/multi energy gas water heater

A dual energy gas water heater is described and wherein a square flange, curved resistor style resistive heating element, is secured in a bottom portion of the tank of the water heater spaced above a top wall of the combustion chamber. A gas burner is secured in the combustion chamber and connected to a gas supply line through a gas valve.
Miclau-s.r.i. Inc.

Digital radio receiver system

A digital radio receiver system is provided as a single module for retro-fit connection to the external antenna connector of a vehicle or the like. The system includes an antenna connected to a radio receiver which is configured to scan and receive digital radio channels through the antenna.
New Dawn Innovations Ltd

Vehicle communications module

A self-contained antenna module for attachment to a vehicle exterior, includes a connector for attaching to an existing wired feed connector to an entertainment head unit, a cellular communications module, e.g. A 3g/4g module configured to provide a local wireless internet access point, and a renewable energy source for generating independently of the vehicle's own power source electrical energy for charging an on-board battery which provides power to the cellular communications module..
New Dawn Innovations Ltd

Liquid biomass heating system

The present disclosure generally relates to the introduction of a liquid biomass in heating systems such as commercial boilers in order to reduce dependence on petroleum-based heating fuel oils as a source of combustion fuel. More specifically, the present disclosure is directed to systems, methods, and apparatuses utilizing a liquid thermally produced from biomass into commercial and industrial boiler or thermal systems such as boilers, furnaces, and kilns, and methods for generating renewable identification numbers (rins), alternative energy credits (aecs) and renewable energy credits (recs)..
Ensyn Renewables, Inc.

Tracking sensor

Tracking tags for attachment to an object or animal. The tracking tags may include low-power long-range transmitters drawing power from a battery or a renewable energy source.
Garrity Power Services Llc

Power metering system, monitoring power consumed by load

Disclosed embodiments relate to a power metering system, a method and a system for monitoring power consumed by loads by using the power metering system. In some embodiments, the system for monitoring power consumed by loads includes an external power supply source, a renewable energy sources, a distribution board, one or more power metering systems, and a monitoring server..
Lsis Co., Ltd.

Power metering system, load power monitoring system using the same and operation method thereof

In some embodiments, a load power monitoring system includes a distribution board to distribute a electric power applied from a external electric power supply source or a first renewable energy source to an electric device, at least one power metering device to sense electric energy of at least one of the electric power supply source and the first renewable energy source, a second power metering device to sense electric energy distributed to the electric device, a third power metering device to sense electric energy generated from a second renewable energy source, and a monitoring server to collect electric energy data sensed at each of the power metering devices and monitor the load power based on the collected electric energy data.. .
Lsis Co., Ltd.

Remote monitoring system for monitoring renewable energy generating apparatus

Disclosed embodiments relate to a remote monitoring system for monitoring renewable energy generating apparatuses and, more particularly, to a remote monitoring system for monitoring renewable energy generating apparatuses. In some embodiments, a remote monitoring system includes a plurality of energy generating apparatuses for generating energy using a renewable energy source, and a monitoring server for receiving output amount information from each of the energy generating apparatuses and determine a condition of each of the energy generating apparatuses by comparing the received output amount information with output amount information about a previously used energy generating apparatus..
Lsis Co., Ltd.

Renewable energy marine hydrokinetic or wind turbine

Three controls, three variable gear assemblies, a hatch, and a variable torque and power generator (vt&pg), may be used independently and together to provide constant frequency and voltage output power and to increase the amount of output power generated with the same input water flow or wind speed. A three variable spur/helical gear assembly of sun and planetary gear sets is a mechanical three variable control and referred to herein as a transgear™ gear assembly, simply transgear.
Differential Dynamics Corporation

Mobile house utilising renewable energy

The invention relates to a mobile house utilising renewable energy, characterised by comprising:—a shell structure (20) comprising a mountable and dismountable supporting structure (12) and panels (14) and roof (16) mounted thereon with releasable connections,—ground screws (22) affixing the shell structure (20) to the ground, and—electric energy supply system (30), potable water supply system (50) waste water treatment system (80), ventilation and heating system (90) utilising renewable energy and carried by the shell structure (20).. .
Noah House Kft.

Portable hybrid street light

The present invention relates to a portable or stationary light; and in particular, to a portable street light powered by renewable energy sources such as wind and solar energy.. .

Syngenergy apparatus

An apparatus and method for extracting energy from the synergistic effects of isolated, open and closed systems (syngenergya) is described and is a form of renewable energy. The apparatus comprises a body located in a buoyant and non-buoyant medium, a pressure apparatus, and an energy transformer, collector, or generator coupled to the body, such that relative movement of the body provides energy; in one configuration, the body is exposed to a frictional force differential, buoyancy force differential, gravitational force differential, pressure force differential, directional inherent angular momentum, and a centripetal, centrifugal, or centrifical force causing movement of the body, providing energy to be extracted, converted, collected, transformed or otherwise be made useful..

Power generation device utilizing renewable natural energy

A power generation device using renewable energy includes: a storage battery configured to temporarily store electric power generated through renewable energy; and a plurality of electric power generators along with a motor, the plurality of electric power generators configured to be caused, by the motor driven through electric power output from the storage battery, to rotate so as to further generate electric power, of which one portion is charged into the storage buttery and the other portion is output to an interconnection system as consumed electric power.. .

Combined renewable energy and compressed gas energy storage and generator microgrid system using reciprocating piezoelectric generators

A combined heat and power system, namely a portable combined heat and power microgrid system with the capacity to convert air to electricity, since the system imparts excess energy derived from multiple electrical energy sources, namely renewables or other sources of electrical supply like gas-induced electrical generation, to produce and store energy as compressed heat that is then redirected to generate reciprocating energy utilizing a barrel housing or setting to promote direct kinetic energy transfer method onto an array of rowed piezoelectric generators that use sequential direct kinetic energy transference to produce electricity and store it in a second electrical storage unit that can be interconnected to the operational electrical storage unit to not only promote redirect electrical flow during peak or off-peak to extend systemic operations but also to promote high volumes of energy from multiple energy sources for electric user purposes, enabling communication with high density energy when stored.. .

Hybrid energy system for general applications

The hybrid energy system for onshore and for offshore applications to include buildings infrastructure, and vessels respectively an assortment one or more arrays of integrated piezoelectric devices, wind turbine array and solar panels characterized in that they are to produce renewable energy for on demand use and for battery bank storage. Accordingly the onshore application includes a kinetic energy turbine farm, and also offshore methods for kinetic energy turbine farms, mega buoys and mega vessels to supply extra electric energy to other vessels and to shunt net power to utility grid companies, and mega-barges produce net power in onboard giant battery bank containers to rent by shipping to utility consignment locations coastally..

Mating sensor device for livestock

A device and method detects the orientation of a copulating livestock to indicate when the copulating livestock is mounted over a recipient livestock. A mounting base attaches the device over the dorsal spine and in the middle line of the back of the copulating livestock.

Livestock management apparatus and method

An apparatus and method directionally administers at least one medication directly onto livestock while also monitoring the effect of the medication and tracking the movement and orientation of the livestock. The apparatus periodically administers the medication at a predetermined dosage.

Renewable energy integrated storage and generation systems, apparatus, and methods with cloud distributed energy management services

A software platform in communication with networked distributed energy resource energy storage apparatus, configured to deliver various specific applications related to offset demand monitoring, methods of virtual power plant and orchestration, load shaping services, methods of reducing demand at aggregated level, prioritizing computer programs related to virtual energy pool, energy cloud controllers methods, charge discharge orchestration plans of electric vehicles, distributed energy resources, machine learning predictive algorithms, value optimizing algorithms, autonomous sensing event awareness, mode selection methods, capacity reservation monitoring, virtual power plant methods, advanced der-es apparatus features, energy management system for governing resources and methods, aggregated energy cloud methods, load shaping methods, marginal cost cycle-life degradation, load shaping api, forward event schedule, on demand request, and load service state request methods. Various rules, constraints of predictive algorithms for signal inputs to determine incremental storage cycles, cycle life degradation marginal cost, iterative and forward event schedule development, and load control..

Predictive control for energy storage on a renewable energy system

Systems and methods for controlling the state of charge of an energy storage system used in conjunction with a renewable energy source or other power generation system are provided. More particularly, a future output requirement of the energy storage system can be predicted based at least in part on data indicative of anticipated conditions, such as weather conditions, wake conditions, or other suitable conditions.
General Electric Company

Renewable electricity conversion of liquid fuels from hydrocarbon feedstocks

The present invention includes a method for converting renewable energy source electricity and a hydrocarbon feedstock into a liquid fuel by providing a source of renewable electrical energy in communication with a synthesis gas generation unit and an air separation unit. Oxygen from the air separation unit and a hydrocarbon feedstock is provided to the synthesis gas generation unit, thereby causing partial oxidation reactions in the synthesis gas generation unit in a process that converts the hydrocarbon feedstock into synthesis gas.
Inentec Inc

Electrolysis system for producing hydrogen, oxygen and electrical energy using renewable energy (solar and wind) and a mixture of desalinated sea water and different chemical components

The invention relates to a system for producing hydrogen, oxygen and electrical energy from renewable energy and a mixture of sea water which, once desalinated, is mixed with different chemical components. The invention relates to the field of electrochemistry.

Distributed function hybrid integrated array

Fabrication, integration and operation of an array of micro-scale singulated electronic and opto-electronic semiconductor devices in flexible, thin and highly reliable format. The array includes power and data management devices that are distributed within the array such that each one handles only a small amount of power compared to existing systems.
Mpower Technology, Inc.

Power system monitoring apparatus, power system control apparatus, and power system monitoring method

In administration based on the existing (n−1) reliability criteria, an appropriate administration plan may be not drafted in a power system in which renewable energy increases. Accordingly, according to the invention, a power system monitoring apparatus that monitors a power system includes: an input unit that inputs assumable system breakdown data including an occurrence frequency of each assumable breakdown of the power system and assumable output change data including an occurrence frequency of each assumable output change of each generator connected to the power system; and an output unit that generates conditions by which events of the assumable breakdowns and the assumable output changes are combined based on the occurrence frequencies of the assumable breakdown and the assumable output change and outputs a control plan for each of the conditions..
Hitachi, Ltd.

Orc turbine and generator, and making a turbine

A turbine-generator device for use in electricity generation using heat from industrial processes, renewable energy sources and other sources. The generator may be cooled by introducing into the gap between the rotor and stator liquid that is vaporized or atomized prior to introduction, which liquid is condensed from gases exhausted from the turbine.
Concepts Nrec, Llc

Systems and methods for integrating distributed energy resources

The present invention is an apparatus and method for using aggregated loads from a plurality of distributed energy resources to perform a function at a power distribution feeder. The invention includes a plurality of distributed energy resources, wherein at least one distributed energy resource includes a renewable energy resource, a communication network, a control device, a power distribution feeder coupled to the control device, and an energy storage system coupled to the power distribution feeder.
Stc. Unm

Energy controlling load balancing therein

A method controls load balancing within an energy system that includes a renewable energy source for sharing local renewable energy consumption between a predetermined number of users who operate time delay-tolerant loads and a back-up energy source for providing back-up energy. Use cases of appliances of the users are defined by power profiles that are in each case based on a duration and energy consumption of a task or an array of subtasks.
Nec Europe Ltd.

Zero export relay

This invention relates in general to a device for isolating, controlling, limiting and supporting the power exported from the renewable energy source to the utility grid. The device comprising: a means for monitoring the direction of flow of power within the renewable energy source; a means for isolating the flow of power from the renewable energy source to the mains power supply, and wherein when a reverse power flow above agreed feed in or at least zero feed in or limited feed in is sensed by the means for monitoring between the renewable energy source to the mains power supply, the monitoring means signals the isolating means to open circuit the system and/or control/limit output of the system..
Gng Electrical Pty Ltd

Renewable energy creating renewable energy

A renewable energy device includes a wheel rotatably mounted on a base to spin about an axis of rotation and having a plurality of hollow, barbell-shaped fluid subassemblies fixed symmetrically about the axis. The fluid subassemblies each have a longitudinal axis radiating away from the axis of rotation, a hollow outer end defining a circular, ring-shaped, outer travel path when rotated about the axis of rotation, a hollow inner end defining a circular, ring-shaped, travel path disposed within the outer travel path when rotated about the axis of rotation, a hollow conduit fluidically connecting the outer and inner ends to define an interior cavity, and a room-temperature-boiling-point fluid disposed in the interior cavity.

Method for reducing co2 emissions in the operation of a metallurgical plant

The invention relates to a method for reducing co2 emissions in the operation of a metallurgical plant which comprises at least one blast furnace for producing crude iron and a converter steel mill for producing crude steel. According to the invention, at least a partial amount of the blast-furnace top gas that occurs in the blast furnace in the production of crude iron and/or a partial amount of the converter gas that occurs in the production of crude steel is taken for producing syngas that is used for producing chemical products.
Thyssenkrupp Ag

Global digital energy currency

A system and method for generating a world currency using the kilowatt energy produced by renewable energy power plants (repp) where one kilowatt hour energy (kwh) is equivalent to one unit of the world currency called global digital energy currency (gdec). To generate the gdec, citizens and investors deposit their paper currency into system owned banks (sobs) which are processed by a central converting and accounting system (cca) connected to the sobs and the repp.

System and providing renewable energy

A system including a renewable energy portion comprising at least a plurality of solar panel implement, wherein said renewable energy portion is configured to convert a renewable energy source to electrical power; a conduit portion, said conduit portion is disposed below said renewable energy portion; a frame portion, wherein said square frame portion is configured to support said renewable energy portion above said conduit portion; and a rail section, wherein said rail section is configured to facilitates access to said solar panel implement.. .

Direct drive generator for renewable energy applications

A direct drive rotary generator formed of an elongate cylindrical series of stator annuli and a coaxial elongate cylindrical series of armature annuli and mounted for relative rotational movement around their common axis, the series of stator annuli interleaving the series of armature annuli, and either of the armature/stator annuli having a contiguous or substantially contiguous sequence of coils around its circumference, and the other of the armature/stator annuli having a corresponding sequence of permanent magnets of alternating polarity spaced around its circumference and at the same pitch as that of the coils, the arrangement being such that lines of magnetic flux passing across the air gap between one magnet carrying annulus to the next cut the turns of the coils of the corresponding interleaved coil carrying annulus, and thus induce in the coils electromagnetic forces as the armature is caused to rotate relative to the stator.. .
Greenspur Renewables Limited

Multiple renewables site electrical generation and reactive power control

A method of configuring a renewable energy curtailment and control system uses a master controller and a plurality of controllers configured to control a cluster of renewable energy resources to deliver predetermined amounts of actual power and reactive power to a point of interconnect with a grid in accordance with contractual requirements with users of electrical power while reducing reactive power flow between renewable resources in the cluster.. .
Inventus Holdings, Llc

Mobile electric leakage detection device and method

The present invention relates to a device and a method for, while moving, acknowledging the laying path of an electric line and simultaneously acknowledging the increasing point of ground potential, thereby being capable of updating information of the laying path of the electric line and simultaneously obtaining maintenance data. The present invention has developed a logic capable of classifying and determining a detection signal current when the detection signal current is distributed in several paths and flows according to association between multiple earthling of a neutral line and a new renewable energy source, and has specified a method for analyzing a signal generation and a signal reception for accurately distinguishing the magnetic field signal direction and logic..

System of biomimetic energy synthesis

An improved system of generating renewable energy is comprised of a specific configuration of mechanisms, materials, and processes that all function together as a single symbiotic system. In accordance with a preferred embodiment, the system cultivates aquatic biomass, then extracts triglycerides from said biomass.

Power measurement system and load power monitoring system using the same and operating method thereof

A load power monitoring system includes: an external power supply source; a renewable energy source configured to generate power or store a power applied from the external power supply source, and discharge the generated or stored power; a distribution board configured to distribute a power applied from the external power supply source or the renewable energy source to an electronic device; a power measurement device configured to detect power amount data of at least one of the external power supply source and the renewable energy source; a second power measurement device configured to detect power amount data distributed to the electronic device; and a monitoring server configured to collect power amount data detected by each of the power measurement devices and monitor a power of a load on the basis of the collected power amount data.. .
Lsis Co., Ltd.

Apparatus and renewable energy system

A renewable energy system comprising a solar panel that is adapted to be mounted on a structure and convert solar energy into electrical energy, a windmill that is adapted to be mounted on the structure and convert wind energy into electrical energy, a window turbine assembly that is adapted to convert wind energy into electrical energy, and a means for shutting down the renewable energy system that is adapted to automatically shut down the system in the event of an emergency. A method for a renewable energy system comprising providing a renewable energy system and converting renewable energy into electrical energy..

Truck mounted solar panel system

Solar power and other renewable energy systems are useful for generating electrical enemy with no environmental effects. Example embodiments of the present invention provide for mobile transport of power generation systems, such as a solar power energy collection system, that can be transported via a mobile system, such as a truck, trailer, or railway transport system, and positioned anywhere the mobile transport system can travel to provide temporary or permanent energy producing capacity..
French Development Enterprises, Llc

Mobile renewable energy light tower

The present invention is directed to a mobile light tower that utilizes multiple sources of energy to provide a highly energy efficient source of illumination. The components are mounted on a frame providing double wall containment.

Method for transformation of prokaryote or eukaryote using aminoclay

The present invention relates to a method for transformation of a prokaryote or an eukaryote using aminoclay wherein the method includes mixing aminoclay, foreign nucleic acids, and a prokaryote or an eukaryote, and a composition and a kit for transformation of a prokaryote or an eukaryote containing aminoclay, in which the method for transformation of a prokaryote or an eukaryote using aminoclay according to the present invention has a simple and efficient process not requiring expensive equipments, and thus the method for transformation of a prokaryote or an eukaryote according to the present invention can be usefully employed for development of useful microbial strains that can be used in an industry of renewable energy, a food industry, and also for producing high added-value biomaterials and cosmetic raw materials.. .
Industry Foundation Of Chonnam National University

Hand-launched, solar-powered aircraft

Embodiments of a hand-launched solar-powered aircraft are disclosed. In addition, embodiments of kits are disclosed for the construction of a hand-launched solar-powered aircraft.
Toy Labs, Inc.

Gas turbine corresponding to renewable energy and control method therefor

A power generation system having a high following property to follow a load change is provided. A multi-shaft gas turbine power generation system includes a compressor that compresses air to generate compressed air, a combustor that generates a combustion gas from the compressed air and fuel, a gas generator including a high pressure turbine driven by the combustion gas, a power turbine including a low pressure turbine driven by a gas exhausted from the gas generator and a main power generator that generates power by a rotational force of the low pressure turbine to supply power to the system, a sub-electric motor and power generator connected to the gas generator and the power turbine via a frequency converter, and a control apparatus.
Hitachi, Ltd.

Renewable energy monitoring system

We describe a solar photovoltaic monitoring system for monitoring and controlling a solar photovoltaic inverter, comprising: a wireless transceiver coupled to a solar photovoltaic inverter, the inverter comprising a device monitor for monitoring and controlling the inverter, wherein the monitoring comprises generating monitoring data defining a status of the system and transmitting the data using the transceiver coupled to the inverter; a wireless repeater for receiving data from the inverter and retransmitting the data; a transceiver coupled to a gateway capable of communicating the retransmitted data received to a monitoring station, the gateway transmitting control data received from the monitoring station; wherein the repeater receives control data from the gateway and retransmits data to the inverter; and wherein the controlling in the inverter comprises receiving the retransmitted control data from the transceiver coupled to the inverter and controlling the inverter dependent on the data.. .
Solarcity Corporation

Renewable energy power generation systems

We describe a modular adjustable power factor renewable energy inverter system. The system comprises a plurality of inverter modules having a switched capacitor across its ac power output, a power measurement system coupled to a communication interface, and a power factor controller to control switching of the capacitor.
Solarcity Corporation

Power generation system

The invention relates to a power generation system comprising:—at least one renewable energy source (5),—a reversible fuel cell module (9) exhibiting a electrolysis functioning mode where the fuel cell module (9) is powered by the renewable energy source (5) for generation of a combustible gas and a fuel cell functioning mode where the fuel cell module (9) generates electricity from a combustible gas,—a high temperature heat storage (19) coupled to said reversible fuel cell module (9) for maintaining the reversible fuel cell module (9) in a operation temperature range in the electrolysis functioning mode,—a combustible gas storage (17) coupled to the reversible fuel cell module (9) for storing the combustible gas generated by the reversible fuel cell module (9) in the electrolysis functioning mode and for supplying the combustible gas to the reversible fuel cell module (9) in the fuel cell function mode, where the reversible fuel cell module (9) is encapsulated by the high temperature heat storage (19).. .
Total Marketing Services

Managing computational workloads of computing apparatuses powered by renewable resources

A method described herein includes an act of receiving data that is indicative of predicted weather conditions for a particular geographic region, wherein the particular geographic region has an energy generation system therein, and wherein the energy generation system utilizes at least one renewable energy resource to generate electrical power. The method also includes the act of scheduling a computational workload for at least one computer in a data center based at least in part upon the data that is indicative of the predicted weather conditions for the particular geographic region..
Microsoft Technology Licensing, Llc

Determining reactive power capability of a renewable energy system

Systems and methods for controlling a renewable energy system based on actual reactive power capability of the renewable energy system are provided. The reactive power output of the renewable energy system can be controlled based at least in part on an initial reactive power limit.
General Electric Company

Wheeled power plant with renewable energy

The invention relates to a novel type of wheeled power plant with renewable energy wherein a plurality of the wheels generating electrical energy more than the electrical energy required for rotation of at least one wheel that generate energy are assembled together within a system and control, and generate energy in the order of mw by moving the wheels at desired speed by triggering also the electric generators installed on the ground on which the wheels will travel, wherein generated electricity is provided with the required technical specifications and values and transferred to an interconnected system.. .

Mobile repair and manufacturing gas turbine engine maintenance

Refurbishment of hot gas path components of gas turbine engines can now be performed locally in lieu of the traditional use of a specialized fixed regional repair facility. A mobile manufacturing platform (10) is provided with the capability to inspect and to repair ceramic coated superalloy alloy components, including the ability to perform flux assisted laser processing (68) of powdered materials.
Siemens Energy, Inc.

Smart renewable power generation system with grid and dc source flexibility

A method and apparatus is disclosed relating to smart renewable power generation systems with grid and dc source flexibility that can (1) intelligently and selectively pull power from one or multiple dc sources including solar panels, wind generators, and batteries based on certain criteria; (2) invert dc power to ac power; (3) supply the ac power to the electric grid or to an off-grid electric circuit to power ac loads; (4) supply dc power through one or multiple dc output ports to power dc loads; and (5) charge batteries. Various types of on-grid, off-grid, and on/off-grid dc flexible power inverters are described to demonstrate the innovation for delivering flexible, cost-effective, and user-friendly power generation systems to harvest any form of renewable energy available and convert it to usable electricity..
Cyboenergy, Inc.

Interface for renewable energy system

An improved micro-inverter apparatus is disclosed for intelligently controlling energy harvest from photovoltaic solar panels based on one or more adjustable, user-defined variables. The improved micro-inverter apparatus may include a microcontroller configured to monitor the operating temperature of its micro-inverter and control the power harvested from associated solar panels in order to ensure the operating temperature of the micro-inverter does not approach a level that would damage the micro-inverter's circuitry or other components.
Technology Research, Llc

Graphene enhanced piezoelectric article of manufacture, system and energy generator and storage cell

The present invention provides a graphene enhanced piezoelectric article of manufacture, system and method of energy generation electrical energy and an electrical charge obtained from environmental motion forces present in the environment that may be collected and stored. The graphene enhanced piezoelectric generator device is configured to utilize a supersatuatrated liquid solution enhanced with graphene to interact with piezoelectric material to generate the electrical charge to provide a self-powered system.

Indoor hydroponics systems

An improved hydroponic apparatus is described. This improved hydroponic system uses renewable energy in containers made from recycled goods.

Power management device and system

An intelligent user-side power management device (pmd) that is comprised of an optional energy storage unit and can interface with a utility grid or microgrid to eliminate power theft and efficiently provide clean energy to the users of the grid while helping the grid to do smart demand response management, particularly for renewable energy based grids that need to efficiently manage the slack due to the large variability in power generation through these energy sources.. .
Gram Power, Inc.

Methods and devices for the production of hydrocarbons from carbon and hydrogen sources

Devices and methods are described for converting a carbon source and a hydrogen source into hydrocarbons, such as alcohols, for alternative energy sources. The influents may comprise carbon dioxide gas and hydrogen gas or water, obtainable from the atmosphere for through methods described herein, such as plasma generation or electrolysis.
Principle Energy Solutions, Inc.

Utility scale renewable energy system controls for ramp-rate, voltage, and frequency management

An energy system includes renewable energy sources each including an inverter. The renewable source inverters are coupled to a distribution line in a manner wherein power combines additively.

Revolving overhead windmill

The invention provides a revolving overhead windmill which includes airfoil means for interfacing with a fluid current comprising an air current or wind, and which includes energy harvesting means utilizing fluid current driven periodic motion of the fluid-foil means for capturing fluid-dynamic renewable energy and converting it into usable energy in a desired form such as electricity. The invention provides devices, methods and systems for harvesting renewable energy for medium-scale, large-scale and ultra-large-scale applications, to provide real and substantial benefits towards efficiently fulfilling energy needs while also more broadly serving humanity and our global environment.

Virtual power plant system and method incorporating renewal energy, storage and scalable value-based optimization

Methods and systems provided for creating a scalable building block for a virtual power plant, where individual buildings can incorporate on-site renewable energy assets and energy storage and optimize the acquisition, storage and consumption of energy in accordance with a value hierarchy. Each building block can be aggregated into a virtual power plant, in which centralized control of load shifting in selected buildings, based on predictive factors or price signals, can provide bulk power for ancillary services or peak demand situations.

System for integrated multi-energy scheduling control in a micro-grid

A system provides integrated multi-energy scheduling control in a micro-grid. The micro-grid may comprise a combined cooling, heating and power cchp unit and an ice-storage air conditioner.
Accenture Global Services Limited

Adaptable airport system with industrial zones and clean energy generation

An environmentally-friendly airport with renewable energy sources. The environmentally-friendly airport includes a security zone encompassing the land area of the airport, and a plurality of runways across the land area.

A renewable energy-based hybrid bi-directionally interactive dc traction power supply system

A renewable energy-based hybrid bi-directionally interactive dc traction power supply system includes two traction substations. Each substation includes transformers, rectifiers, bidirectional ac-dc converters, a dc bus, a catenary, a steel rail and a section post.
State Grid Liaoning Electric Power Company Limited Economic Research Institute

Carbonized component-based fuel pellet

With the rapid increase in the price of fossil fuels and growing concerns over climate change, the demand for renewable energy sources continues to increase. Densified biomass fuels are an alternative, renewable energy source that is becoming increasingly popular.
Terrapower, Llc

Renewable energy microgeneration system

A portable renewable energy microgeneration system is disclosed. The system comprises one or more holding tanks that are configured to perform anaerobic digestion on waste in a multi-phase process using bacteria, an odor management system that is configured to remove odors from gas generated during anaerobic digestion, and a controller configured to automatically control the multi-phase process and to re-use the bacteria.
Seab Energy Holdings Ltd.

System and cooling electrical components of a power converter

Systems and methods for cooling one or more electrical components of a current conversion device of a renewable energy power system (e.g. A wind turbine or a solar power system) are disclosed.
General Electric Company

System for continuous computation of renewable energy power production

A method for installing a renewable energy power generation system at a selected site, having a first database with a first group of installed power generating systems; a second database with a second group of power generating systems selected from the first group based on a location match to predetermined location parameters; a third database with a third group of power generating systems selected from the second group based on correlation match to predetermined correlation parameters; a fourth database storing operational data from the third group characterizing the power generating systems, and a fifth database with various types of power generating systems; a power generation system is selected from the fifth database that is capable of producing the averaged normalized potential power generation at the geographic proximity of the selected site. Finally the selected power generation system is installed at the selected site..
Yeloha Ltd.

Apparatuses, methods, and systems for sustainable energy microgrid mobile medical solutions

A method for energy management in a mobile medical unit, including: using a microgrid assessment tool to capture both granular load profiles and power quality data for a mobile medical unit powered by a microgrid; modeling a plurality of scenarios, using the data captured by the microgrid assessment tool to determine hybrid power system optimization; and supplying power to the mobile medical unit from one or more of a plurality of energy sources in the hybrid microgrid based on the optimization results. The plurality of energy sources includes at least one renewable energy source and at least one non-renewable energy source.
Seww Energy Inc.

Symbiotic algae system

According to present disclosure, there is disclosed an algae growth and cultivation system that provides a cost-efficient means of producing algae biomass as feedstock for algae-based products, such as, biofuel manufacture, and desirably impacts alternative/renewable energy production, nutrient recovery from waste streams, and valued byproducts production. The system as discussed herein is an integrated systems approach to wastewater treatment, algal strains selection for byproducts production, and recycle of algal-oil extraction waste or additional algae harvested as feedstock for fertilizer production.
Gsr Solutions, Llc

Transformer electrical circuit and installation comprising such a circuit

An electric transformer circuit for connecting electrical equipment, such as a renewable energy-based generator or an energy storage system, to an electric grid. The circuit includes a first voltage converter connected to the equipment; a transformer connected to the first converter and a second voltage converter connected to the transformer and the electric grid.

Energy saving power supply unit

The new energy saving power supply unit is designed to power and save 50% to 87.5% of electrical energy or power, consumed by appliances and other loads. The unit applies methods of circuit modifications, calculations and manipulations to produce time percentages of the 120 vac, 240 vac and 480 vac 50/60 hz single phase sine wave power line outputs of the u.s and international power grids.

Hybrid electrically powered transportation system utilizing renewable energy stored in supercapacitors

An electrical grid management system is disclosed, and includes a plurality of segmented pathways that each include a corresponding renewable energy source and a vehicle propelled along the plurality of segmented pathways. The electrical grid management system includes a system control module including control logic determining a baseline operational plan.

Energy storage system for increasing the flexibility of power plants

Provision of electricity to an electrical grid is controlled such that the electricity supply from the power plant is reduced to the current electric power demand by charging a thermal energy store(s). As a result, the provision of electricity by renewable energy sources to the electrical grid can be given precedence.
Siemens Aktiengesellschaft

Dc-bus controller for an inverter

Provided are dc-bus voltage or dc-bus current controller methods and circuits, for a voltage or current source inverter. A mean value calculator provides an output signal comprising the mean value of the dc-bus voltage or current, which is used as a feedback signal in a closed loop of the voltage or current source inverter controller, such that a ripple in the dc-bus voltage or current is substantially prevented from entering the closed-loop.
Queen's University At Kingston

Method and a control unit for validating an electric power plant

A method for validating an electric power plant capability as an electric service provider is provided. The method includes receiving a plurality of input data records from the plurality of renewable energy devices, respectively, the input data records respectively defining a plurality of device capabilities associated with at least one electrical service which can be provided by the renewable energy devices to the electric distribution grid; estimating internal power losses of the electric power plant; using the input data records and the internal power losses for calculating an output data record defining an overall plant capability for the service; communicating the output data record to an operator of the electric distribution grid; and receiving a validation signal from the operator of the electric distribution grid..
Siemens Aktiengesellschaft

Anaerobic digester system

Embodiments provide a bioreactor system for the bioconversion of biomass into products and renewable energy, and a method for the same.. .

Method for fabricating a high efficiency bio-photovoltaic cells by using plasmonic silver nanoparticles and natural extracted graminoids

Disclosed is a technique for fabricating a bio-photovoltaic cell which includes coupling graminoids extracted from natural grasses to a semiconductor electron acceptor, on which plasmonic silver nanoparticles are aligned, by using an organic ligand material. More particularly, disclosed is a technique for fabricating a new renewable energy generation device useable for fabrication of high efficiency bio-photovoltaic cells by improving a photo-electron generation rate of graminoids through a surface plasmon effect of silver nanoparticles and increasing an effective photo-electron amount transferred to the electron acceptor due to optimized bonding between a photo sensitizer and an electron acceptor.
Korea Advanced Institute Of Science And Technology

Resource control by probability tree convolution production cost valuation by iterative equivalent demand duration curve expansion (aka. tree convolution)

A method, system and program product for quantifying risk of unserved energy in an energy system using a digital simulation. An energy demand forecast is generated based at least in part on a weather model for near term future periods.

Potential energy-based power generation system

The present invention relates to a potential energy-based power generation system and comprises; a pump and a first reservoir for procuring constant potential energy by receiving power from new renewable energy power generation sources or a surplus power source and transferring water on the ground surface to an upper part of a building; a small hydro power generation unit comprising a small hydro power generation turbine and a second power generator and converting the potential energy into power by pouring the water in the first reservoir; a second reservoir located underground of the building to procure additional potential energy, and storing the water which has passed through the small hydro power generation turbine; an electrolysis device performing electrolysis by using the power generated by the small hydro power generation unit and the power supplied from the new renewable energy power generation sources or the surplus power source to procure a storage space of the second reservoir for the small hydro power generation, and producing and separating each of hydrogen and oxygen gases; and a fuel cell power generation unit comprising a fuel cell provided at one side of the first reservoir and a first power generator, and located at the upper part of the building to generate power by receiving the produced hydrogen gas, and storing water generated as a by-product in the first reservoir.. .
Korea Institute Of Energy Research

Energy generation load compensation

An inverter energy system supplies power to a site. The inverter energy system comprises a number of solar strings, each solar string including a solar panel(s) as a renewable energy source and an inverter.
Honey Badger International Pty Ltd

Dynamic demand response in a renewable energy-based electricity grid infrastructure

In a renewable energy-based electricity grid infrastructure, distributed data analytics enable modeling and delivery of an appropriate, time-sensitive, dynamic demand response from multiple renewable energy resource components to an intelligent power distribution network. Distributed data analytics also enable the electricity grid infrastructure to virtually, optimally and adaptively make decisions about power production, distribution, and consumption so that a demand response is a dynamic reaction across the electricity grid infrastructure in a distributed energy generation from multiple renewable energy resources responsive to various types of grid demand situations, such as customer demand, direct current-specific demand, and security issues, and so that power production is substantially balanced with power consumption..

System and improving reactive current response time in a wind turbine

The present disclosure is directed to a system and method for improving reactive current response time in a renewable energy power system connected to a power grid. The method includes providing, via a controller of the power system, a permissive logic relating to the power grid.
General Electric Company

Optimization independent micro-grid system

The present application discloses a method for optimized design of an independent micro-grid system, the independent micro-grid system comprising diesel generators, wind powered generators, a photovoltaic array, and an energy storage battery, the optimization method referring specifically to a multi-objective optimization design model based on the independent micro-grid system. In terms of the optimization planning design model, the method takes into account a combined start-up mode for a plurality of diesel generators and a control strategy for coordinating between the energy storage battery and the diesel generators, such that the usage rate of renewable energy in the independent micro-grid is higher, and operations more economical and environmentally friendly.
State Grid Corporation Of China (sgcc)

Methods and apparatuses for point of use consumption of renewable energy credits

The present invention provides methods and apparatuses that can establish a correspondence between individual energy consumption and renewable energy resources. The invention can described as comprising two elements combined into an independently verifiable system: (1) a suitably accurate means of tracking or otherwise determining the power consumption of a device or devices of interest; and (2) a third-party auditable, renewable energy credit tracking system that matches (whole or fractional) renewable energy credits to the power consumed by the device or devices.

Renewable energy storage and zero emission power system

The invention provides an energy system comprising a fuel processor for receiving a hydrocarbon fuel and for catalytically converting the hydrocarbon fuel into a reformate, an electric heating apparatus coupled to the fuel processor for providing thermal energy to the fuel processor, an energy source coupled to the electric heating apparatus for providing power thereto, and a catalytic reactor for processing the reformate and for converting the reformate into a liquid fuel.. .
Ztek Corporation

Nanocomposite membranes with advanced antifouling properties under visible light irradiation

Nitrogen doped tio2 (n—tio2) is used to fabricate poly(vinylene fluoride) (pvdf)/n—tio2 mixed matrix hollow fiber membranes (hfms) through a phase inversion method to improve filtration efficiencies and antifouling properties. The membranes performances were evaluated based on the water permeability, humic acid (ha) rejection and antifouling properties.
The Curators Of The University Of Missouri

Rolling stochastic optimization based operation of distributed energy systems with energy storage systems and renewable energy resources

A system and method are provided for an energy distribution system having at least one energy storage system and at least one renewable energy resource. The method includes determining distribution optimal power flow optimization models of components of the distribution system.
Nec Laboratories America, Inc.

Roadway renewable energy generation system and method

A roadway renewable energy generation system and method, that includes a plurality of plunger devices, electrically connected in series, and each plunger device configured to generate a predetermined amount of electricity, through reciprocating linear motion, when actuated by an object; a plurality of grooves formed within a ground surface configured to house the plurality of plunger devices therein, wherein a top portion of each plunger device extends a predetermined distance above the ground surface; a transformer configured to transform the electricity generated by the plurality of plunger devices; and a storage device configured to store the electricity from the transformer. The system is embedded into roadways and parking garages/ramp entrances, for example, to enable electricity generated when each plunger device is depressed as the vehicle tires pass over the roadways to be stored and reused for electric vehicles and power/utility grids..

Modular electrical energy storage device and its usages

Device for storage of electrical energy of high capacity (meesd) using batteries (1) of electric vehicles (evb) connected by power electronics devices (2), allowing the connection of individual batteries present in the necessary configurations. The mechanical conception of meesd allows the safe transportation of the fully charged bves, from charging location to the place of their use.
D2m- Energytransit Unipessoal, Lda

Systems and methods to manage renewable energy on the electric grid

Systems and methods use a platform to send communications and instructions to one or more distributed resources on the grid or microgrid or facility to direct a flow of power from one or more power sources to one or more energy consuming devices.. .
Melrok, Llc

Planetary gear box

A planetary gearbox (101) for a renewable energy turbine is disclosed. The gearbox comprises a planetary gearbox (101) and at least one service cable (110) extending through said planetary gearbox.
Orbital 2 Limited

Sustainable hybrid renewable energy system

A vertical wind turbine having a plurality of blades having an aerodynamic helix core laminated with natural bamboo is provided. Each blade with its aerodynamic core laminated with natural bamboo also includes: a framework which is resistant to stress fractures and minimizes or eliminates traveling stress concentrations.

Systems and methods for generating energy using a hydrogen cycle

Systems and methods for continuously generating electric power using a renewable energy power source to continuously generate electrical energy are disclosed. An illustrative embodiment includes transmitting electrical power from the renewable energy power source to an electrolyzer to produce hydrogen gas, storing the hydrogen gas in a storage facility until production of power from the renewable energy power source drops below a predetermined threshold, and activating a secondary power generation system that converts the stored hydrogen to electrical energy.
Bunker Energy Partners, Llc

Methods and systems for energy conversion and generation

The invention relates to methods and systems of converting electrical energy to chemical energy and optionally reconverting it to produce electricity as required. In preferred embodiments the source of electrical energy is at least partially from renewable source.
Thermogas Dynamics Limited

Method and power management using distributed generation

Embodiments relate to a method and system for power demand shaping (pds) so as to manage power generation and use. Specific embodiments relate to data center power demand shaping to achieve high-performance low-overhead data center operation.
University Of Florida Research Foundation, Incorporated

Collaborative balancing of renewable energy overproduction with electricity-heat coupling and electric and thermal storage for prosumer communities

A system and method perform electricity and heat load balancing within a community of energy nodes. The system includes a central control device to solve an optimization problem over a planning horizon and to run an allocation algorithm.
Nec Europe Ltd.

Method for dynamically controlling a piece of electrical equipment

The present invention concerns a method for dynamically controlling powering a piece of electrical equipment powered by an energy storage element and a renewable energy source, the power of the power supply of said equipment being temporally variable according to an adjustable reference time curve characterised in that it comprises steps of adjustment on the basis of at least one external factor and at least one internal factor, and the constraint according to which the integral over the relevant operating cycle of said adjusted curve is lower than the quantity of energy that can be allocated from said energy storage element, during the relevant operating cycle, said external factors being physical parameters acquired by local sensors. The invention also concerns a lighting system implementing this method, an array of such electrical systems and a method for detecting one or a plurality of malfunctions of such a lighting system..
Sunna Design

System for tracking and allocating renewable energy contributions to a modular renewable energy system

A modular photovoltaic (pv) array system includes a pv array installed onto a fleet vehicle such as a trailer, bus etc., a host control system into which a plurality of fleet vehicles can connect to collectively generate electricity, and a subscriber system which collectively tracks energy generation and allocates respective contributions to the system.. .
Pv Solutions, Llc

System for distributing and storing electric energy

The present invention refers to a system (100) for distributing and storing electric energy, comprising: - a first input terminal (103) connectable to a fixed electric network (105) for withdrawing electric energy from the latter; a second input terminal (106) connected or connectable to an electric energy source (107) alternative to the fixed electric network, particularly a renewable energy source, for withdrawing electric energy from the latter; an output terminal (102) for delivering electric energy to one or more users (101); a first input/output terminal (100) connected or connectable to a first storage system (8) for storing electric energy in the latter and for withdrawing stored electric energy from the same; a second input/output terminal (112) connected or connectable to a second storage system (9) for storing electric energy in the latter, and withdrawing stored electric energy from the same, the second storage system (9) being of a type different from the first storage system (8); a control module (3) configured in order to deliver electric energy to one or more users (101) by withdrawing it until it is reached an instant required quantity with the following sequence: 1) from the alternative electric energy source (105); 2) from the first storage system (8); 3) from the second storage system (9); 4) from the fixed electric network (105).. .

Energy conversion system

An improved system of hardware and controls, known as a hyper hub, that absorbs electric power from any source, including hydropower, wind, solar, and other renewable energy resources, chemically stores the power in hydrogen-dense anhydrous ammonia, then reshapes the stored energy to the power grid with zero emissions by using anhydrous ammonia to fuel diesel-type, spark-ignited internal combustion, combustion turbine, fuel cell or other electric power generators, and for other purposes.. .

Method and modes for collecting and converting renewable energy sources and integrating them with traditional sources of energy to produce work in the most efficient cost effective manner possible

The invention includes; a collector combined with a pressure vessel to collect energy from renewable resources to heat an exchange medium within the pressure vessel, a system to pre-compress the working gas, an injector to introduce the gas into the pressure vessel to absorb the energy collected, a diffuser to increase the surface area of the gas exposed to the exchange medium to increase exchange efficiencies, an accumulator to store sufficient amounts of the gas to initiate stable operation, a system of valves to ensure proper direction and flow of the working gas connected via pipe, tube, hose or conduit, an electronic or electrical system and software to manage the system through direct wiring, or wirelessly connected system sensors, electrical relays, and actuators to manage the process of energy collection and distribution, and components connected to the output via pipe, tube, hose or conduit.. .
On-point Power Systems Inc.

Renewable desalination of brines

Separation systems and processes using osmotically driven membrane systems are disclosed and generally involve the extraction of solvent from a first solution to concentrate solute by using a second concentrated solution to draw the solvent from the first solution across a semi-permeable membrane. These systems and processes involve the integration of the osmotically driven membrane systems, such as forward osmosis, with renewable energy sources, such as solar thermal power plants or geothermal installations for the recovery of draw solutes..
Oasys Water, Inc.

Method and device for controlling an energy-generating system which can be operated with a renewable energy source

A method and a device for controlling an energy-generating system are operated with a renewable energy source. In the method, a prediction about an energy yield of the energy-generating system is made for a predefined prediction time period, and a predefined area, using a learning system with an input vector and an output vector.
Siemens Aktiengesellschaft

System which intelligently and optimally controls power utilization from hybrid energy sources

A system for controlling power utilization from hybrid energy sources to reduce energy consumption costs and maximize use of renewable energy; the system comprises a plurality of switches for switching power between a plurality of power sources; a control unit for controlling the switches to switch between the power sources to supply power from at least one of said power sources to said loads; the control unit preventing back-feeding of power between the power sources; the control unit reducing excess power generated from multiple inverters equally or storing it in a battery bank; the control unit diverting the excess power to the battery bank in the event that loading of at least one of said power sources falls below a predetermined value.. .
Mahindra Epc Services Pvt. Ltd.

Renewable energy system for generating hydrogen and hydrogen products

An apparatus for generating hydrogen includes a renewable energy source for generating electrical energy and a hydrogen generation module powered at least partially by electrical energy generated by the renewable energy source. The hydrogen generation module generates hydrogen through electrolysis of water.
Saudi Basic Industries Corporation

Method for modular design, fabrication and assembly of integrated biocolumn systems with multiple downstream outputs

Present invention relates to a modular system for fabrication of a biocolumn for generating fuel stocks. The biocolumn of independent units called modules and which function as independent units and can be assembled together to fabricate a biocolumn.
Gibbs Energy, Llc

Desalination system and process using atmospheric pressure as renewable energy

A system configured according to principles of the disclosure and process performed according to principles of the disclosure exploit a phase change cycle associated with cavitation on the suction side of (or inside) a pump to separate salt and/or impurities from water with exceptional efficiency. The exploitation involves enhancing the well-known process of cavitation by providing a large container in which the phase changes can occur safely, creating initial vapor inside the large container to start and perpetuate the process, using atmospheric pressure to drive water or recycled water into (or downstream of) the large container to force vapor compression and condensation inside the large container, and then providing a heat exchanger inside the large container to transfer heat released by condensation and vapor compression from its freshwater side to its vaporization side.

Advanced renewable energy harvesting

The power of dc electrical sources is combined onto a dc buss, such that each source behaves independently from any other source attached to the buss. In one embodiment, a converter module is attached to each of a plurality of solar photovoltaic panels and its output is attached in a parallel manner to a common buss that forms the input to a dc ac inverter.
Eiq Energy, Inc.

System and protecting a power converter during an adverse voltage event

The present disclosure is directed to a system and method for protecting a power converter of a renewable energy power system and/or a stand-alone energy storage system connected to a power grid during an adverse voltage event, such as a high voltage ride through (hvrt) event. In one embodiment, the method includes monitoring, via a control system, a current-voltage parameter of the power converter, wherein the current-voltage parameter is indicative of an adverse voltage event occurring at the power grid.
General Electric Company

Multi-fluid renewable geo-energy systems and methods

A geo-energy production system and method is disclosed for extracting thermal energy from a reservoir formation. In one implementation the method may involve using a production well to extract brine from the reservoir formation.
Lawrence Livermore National Security, Llc

Positive boyancy hydraulic power system and method

A hydraulic power system is used in a river, ocean or any other body of water having a current. The method is useful for generating useful electric power from flowing water.

Magnetic nanostructures and device implementing same

A method and apparatus for selective removal of heavy ions, biological, cations, anions or other elements of interest from liquids using magnetic nanoparticles, and recovery of nanoparticles to be reused in the wastewater purification. For certain embodiments, after water treatment and magnetic separation, the loaded nanoparticles may be washed, regenerated, collected and re-introduced in the water treatment cycle.

Ambient energy thermodynamic engine

The thermodynamics of an engine require that there be a source of energy (usually in the form of heat) from which energy is taken, processed to convert this heat energy into useful torque (energy) on an output shaft, and the energy returned to a lower temperature sink. The amount of useful energy that a thermodynamic engine can transfer to the process fluid from the heat source is some proportion of the difference in the energy available between the source and sink, and the efficiency of converting the process fluid energy into useful output shaft torque.

Solar turbo pump - hybrid heating-air conditioning and operation

A closed loop system utilizing a solar refrigerant turbocharger and pump in conjunction with a solar collector to operate a heating and cooling system for a building by utilization of a renewable energy source. The liquid pump within the solar turbocharger is used to boost the refrigerant pressures into the solar collector, the refrigerant absorbs heat inside the solar collector and changes phase from a liquid to a vapor.

Renewable energy hot water heater with heat pump

Provided herein are systems and methods directed to using renewable energy sources with hot water heating systems. In one embodiment, the hot water heating system incorporates a heat pump selectively powered by a renewable energy source..

Automatic intelligent hybrid electricity generating device

An automatic intelligent hybrid electricity generating device designed to get maximum electrical energy from renewable energy resources i.e., wind and sunlight and works intelligently and moves automatically to get maximum available energy resources i.e., sunlight or wind, thereby eliminating separate installation of solar panels and wind turbine and increases efficiency.. .

Low voltage ride-through apparatus capable of flux compensation and peak current management

A low voltage ride-through (lvrt) apparatus capable of flux compensation and peak current management is disclosed, which comprises a converter; a space vector modulator, connected to the converter; a current controller, connected to the space vector modulator; an grid realization system, connected to the current controller; a flux offset compensator, connected to the current controller; a filter, connected to the converter; and a transformer, connected to the filter. In this manner, the lvrt apparatus may be connected to an associated grid side (commercial power), and thus applied onto a direct current (dc) to alternating current (ac) system for renewable energy source.
National Tsing Hua University

Distribution board for independent microgrid

Disclosed is a distribution board for independent microgrid capable of driving a power loads at a remote place such as an island area or a mountainous area etc. With a power generated by using a renewable energy generating device and a diesel generating device using a fossil fuel, preventing a power failure etc.
Kc Cottrell Co., Ltd.

Magnifying lens solar engery

As a young boy i experimented with a magnifying glass (lens) focusing the sun's rays on a combustible material. I watched in fascination as the sun's focused rays heated the material until it would ignite and burn.

Orc turbine and generator, and making a turbine

A turbine-generator device for use in electricity generation using heat from industrial processes, renewable energy sources and other sources. The generator may be cooled by introducing into the gap between the rotor and stator liquid that is vaporized or atomized prior to introduction, which liquid is condensed from gases exhausted from the turbine.
Concepts Eti, Inc.

Marine subsurface data center vessel

The present invention provides a submersible data center vessel that is towed to its operating site, moored to anchors on the ocean floor and connected to an appropriate power generating system. The vessel is then submerged to its recommended operating depth while preferably still allowing air exchange and service crew access to the vessel interior.
Aquantis, Inc.

Multi-source renewable energy station

The renewable energy station comprising: a housing containing a main central controller and an electrical power distribution center connected to this main central controller. The station comprises wind turbines solar panels, batteries, and a gas/diesel engine-generator.

Energy management method allowing a distribution of the energy between an electrical network and a processing system intended in particular to store energy

The energy management method comprises a step of harvesting (e1) of an electrical energy from an energy source (1), notably from a renewable energy source and a step of distribution (e2) of the harvested electrical energy configured to be controlled in such a way as to, in a first configuration, inject at least a part of the harvested electrical energy into an electrical network (2), and, in a second configuration, inject at least a part of the harvested electrical energy into a processing system (3) configured in such a way as to store it in a tank (4). A step of control (e3) of the distribution of the electrical energy (e2) comprises a step of determination of a state of storage of the tank (4) and a step of determination of a time to delivery for at least a predetermined part of the content of the tank (4)..
Commissariat A L'energie Atomique Et Aux Energies Alternatives

Methods for location identification of renewable energy systems

A method of identifying the location of a renewable energy system; providing a location-unknown renewable energy system having production data; filtering production data day by day for favorable weather conditions to provide filtered production data for each filtered day; identifying and saving the start of production, peak of production and end of production for each filtered day; calculating solar noon for each filtered day; calculating longitude bias for each filtered day according to an equation of time and the peak of production; calculating skew of production according to the start of production, peak of production and end of production for each filtered day; calculating longitude for one location-unknown renewable energy system according to the longitude bias and skew of production for each filtered day; setting longitude for location-unknown renewable energy system to become a location-known renewable energy system that becomes part of a set of location-known renewable energy systems.. .
Locus Energy, Inc.

Automated testing a power converter

A method and apparatus for testing operability of a power converter with an existing power conversion assembly of a renewable energy system is disclosed. The method includes transferring a first pulse of energy from an existing power conversion assembly to a power filter of the power converter through first cells within a bridge circuit of the power converter.
General Electric Company

Energy management method and energy management system using same

An energy management method and an energy management system are disclosed. The energy management method, according to one aspect of the present invention, comprises the steps of: collecting electric vehicle energy-related information from one or more electric vehicles; collecting power generation-related information from one or more new renewable energy power plants; and comparing the total amount of the collected power and a predicted amount of electric vehicle consumption to process a surplus energy or power amount..
Electronics And Telecommunications Research Institute

Hand-launched, solar-powered aircraft

Embodiments of a hand-launched solar-powered aircraft are disclosed. In addition, embodiments of kits are disclosed for the construction of a hand-launched solar-powered aircraft.
Toy Labs, Inc.

Hybrid power converter for renewable energy power plant

A hybrid power converter system that comprises a first power bus connected to a dc power source, a second power bus connected to an ac load, and a third power bus connected to an energy storage device. One or more power converters are connected to the first power bus in parallel and are connected with the second and third power buses, each by a switch.

Energy storage system for renewable energy source

renewable energy power systems, dc to dc converters, and methods for operating energy storage systems are provided. A system includes a power converter having a dc bus, and an energy storage system coupled to the dc bus of the power converter.

Shared electrode hybrid battery-fuel cell system

A hybrid power cell is provided that combines a nickel-metal hydride battery, solid state hydrogen storage, and alkaline fuel cell technologies in a single cell operating within a targeted intermediate temperature range. A cell includes a cathode that is capable of using raw atmospheric air as an oxygen source and an anode that is capable of reversible electrochemical and gas phase hydrogen storage, where the anode and the cathode are highly functional at intermediate temperatures.

Shared electrode hybrid battery-fuel cell system

A hybrid power cell is provided that combines a nickel-metal hydride battery, solid state hydrogen storage, and alkaline fuel cell technologies in a single cell operating within a targeted intermediate temperature range. A cell includes a cathode that is capable of using raw atmospheric air as an oxygen source and an anode that is capable of reversible electrochemical and gas phase hydrogen storage, where the anode and the cathode are highly functional at intermediate temperatures.

Grid level flywheel electric storage system

An electrical energy storage system to store power generated at times of surplus availability of power in the grid or wind derived generator and stored as energy in a flywheel for use at times of grid or wind generated power shortage. The system is based upon computer control of power being processed by hydraulic components into storage provided by a conventional flywheel being hydraulically driven and harvested by means of converting hydraulic energy into electrical energy.

Source, which harnesses the difference in density between fluids for the production of renewable energy

The invention relates to the method of feeding the air, or fluid of lower density, into the duct (2) by means of tubes separated one from another in such a way that there should be water, or liquid fluid, between them, so that this bathes at least part of its walls. In other words, similar to the stalks of a bouquet submerged in water, and at whose ends, instead of flowers, air bubbles exit, these being produced at the air inlet at the extremity of the stalk or tube.

Heat storage apparatus

A storage apparatus and method capable of storing energy as heat for subsequent utilization. The storage apparatus is capable of operation with a fluid phase heat transfer medium to both supply and extract heat energy at the storage apparatus.

Apparatus and harvesting renewable energy

This invention relates to an installation for harvesting renewable energy. The installation includes a first part, a second part and a harvesting means.

Gas turbine power generation equipment

This invention provides a gas turbine power generation equipment adapted to prevent step out of an electric power generator due to a system trouble such as a momentary power failure in a local grid including intermittent renewable energy generation equipment and the gas turbine power generation equipment. The gas turbine power generation equipment that supplies electric power in cooperation with the intermittent renewable energy generation equipment in the local grid interconnected to a power grid includes: a fuel flow control valve that controls a flow rate of fuel supplied to a combustor; a bleed valve or inlet air flow control valve that controls a flow rate of air compressed by a compressor and supplied to the combustor; and a control unit configured so that if voltage on the power grid decreases below a threshold v(t), the control unit outputs a control signal to at least one of the fuel flow control valve, the bleed valve, and the inlet air flow control valve.

Method and generating a methane-containing substitute natural gas and related energy supply system

The invention relates to a method and an apparatus for generating a methane-containing substitute natural gas from a carbon oxide-containing input gas and also to an energy supply system equipped with such an apparatus. According to the invention, the input gas is subjected to a methanation reaction where a superstoichiometric hydrogen fraction is established in the reactant gas.

Wte-processes and renewable energy optimization system

The present disclosure encompasses systems, machinery, and processes for handling municipal, solid waste mixtures through which this material is recycled into renewable energy. The system comprises three processes: a waste handling process, a recycling and transforming process that converts the waste into fuel, and an energy renewal process.

Distributing power between data centers

A data center operable using only electric power based on renewable energy. The data center includes at least one device driven by the electric power, a storage battery for storing the electric power, and a controller for switching the operating mode of the device over the course of time on the basis of predicted values for the amount of electric power generated using renewable energy, the amount of electric power stored in the storage battery, and the amount of electric power consumed by the device..
International Business Machines Corporation

Polyoxometalate active charge-transfer material for mediated redox flow battery

Redox flow batteries including a half-cell electrode chamber coupled to a current collecting electrode are disclosed herein. In a general embodiment, a separator is coupled to the half-cell electrode chamber.
Sandia Corporation

Hybrid renewable energy supply system

A hybrid renewable energy supply system is mainly applied to a stationary or mobile actual mass-production power generating operation to transform a lot of organic waste into electric energy using a gaseous biomass power plant, and may be combined with renewable energy such as solar energy, wind energy, micro-hydro energy and the like, thereby providing a self-operating system without using mains. The gaseous biomass power plant can use an organic material source, such as food wastewater, livestock farming wastewater, agriculture waste or the like, to generate a biomass gas, thereby possessing dual effects of waste recovery and clean energy production.
Feng Chia University

Rail barrel direct energy transferor piezoelectricity (rbdetp)

Disclosed is a compact portable compressed air energy storage (caes) system that works with renewable energy sources and utilizes batteries to store energies instead of using turbine generators to store energies like traditional caes systems. The compressed air source can be utilized to apply kinetic pressure to a series of linear or magnetic induction generators to produce energy and store the electricity for end users, enabling the device to function as a portable generator and power station.

Grid-scale solid state electrochemical energy storage systems

A method facilitates storing and discharging renewable energy. The method includes applying an electrical potential across a membrane comprising an oxygen ion conducting material during an energy storage cycle, transporting oxygen through the membrane to move oxygen from ambient air to a storage chamber during the energy storage cycle, subsequent to the energy storage cycle, applying an oxygen partial pressure differential across the membrane during an energy discharge cycle, transporting oxygen ions in an opposite direction through the membrane during the energy discharge cycle; and generating an electric current in at least one electrical circuit electrically connected to the membrane during the energy discharge cycle..
Hifunda Llc

Energy storage low dispatchability power source

An energy storage facility comprising at least one energy storage device and one renewable energy generating device is disclosed. The energy storage device can operate in a few modes of operation, consisting of at least a charging cycle and a discharging cycle.
Mada Energie Llc

Integrated optimal placement, sizing, and operation of energy storage devices in electric distribution networks

A method and system are provided. The method includes co-optimizing a placement, a sizing, and an operation schedule of at least one energy storage system in an energy distribution system.
Nec Laboratories America, Inc.

Localized weather prediction through utilization of cameras

Described herein are various technologies pertaining to predicting an amount of electrical power that is to be generated by a power system at a future point in time, wherein the power system utilizes a renewable energy resource to generate electrical power. A camera is positioned to capture an image of sky over a geographic region of interest.
Microsoft Technology Licensing, Llc

System and removing carbon dioxide from an atmosphere and global thermostat using the same

A system for removing carbon dioxide from an atmosphere to reduce global warming including an air extraction system that collects carbon dioxide from the atmosphere through a medium and removes carbon dioxide from the medium; a sequestration system that isolates the removed carbon dioxide to a location for at least one of storage and which can increase availability of renewable energy or non-fuel products such as fertilizers and construction materials; and one or more energy sources that supply process heat to the air extraction system to remove the carbon dioxide from the medium and which can regenerate it for continued use.. .

Multi-modal energy harvester

An energy harvester comprising: a microbial fuel cell comprising an anode; and a pump comprising a flexible diaphragm that is configured to be flexed by an ambient, renewable energy source such that with each flexing of the diaphragm nutrient-rich media is pumped past the anode.. .

Environmentally-friendly integrated installation for producing chemical and petrochemical products

An environmentally-friendly integrated installation includes a combined air separation and carbon dioxide capture installation and an electrolysis unit. In certain embodiments, the integrated installation additionally includes a unit for producing renewable energy.
Siemens Aktiengesellschaft

Method for utilizing aluminum as fuel

A method to provide renewable energy by utilizing aluminum, which is easy to store and stably suppliable, as a fuel without harming the environment or human body. Aluminum powder and oxygen are introduced into a combustion chamber and subjected to stationary combustion.
Tokyo Metropolitan University, Municipal University Corporation

System for transforming fluid flow power (embodiments)

The group of inventions relates to the field of renewable energy sources, in particular, in wind and water power engineering, and transformation of this energy into other kinds of energy. The fluid flow power transformation system comprises a body of rotation disposed in a cylindrical body with a diffusor provided with a protective screen, a convergent cone, at least one coupling element in the form of a shaft and a foundation block.
Antanta Eko Limited Liability Company

Desalination greenhouse

A desalination greenhouse includes a method of fresh water production hybridized with growth and production of a crop. The co-location of a growing crop can provide additional economic incentive to a hybrid system, and provide a moisture enhancement to an internal atmosphere which can be utilized to more efficiently produce and yet benefit from the production of water without the salt content, and as well to concentrate the salt content of brine which is used in another salt production operation.

Mobile renewable energy light tower

The present invention is directed to a mobile light tower that utilizes multiple sources of energy to provide a highly energy efficient source of illumination. The lights of the light tower draw power from the energy stored in the batteries.

Ac motor drive powered concurrently by ac grid and dc solar array

A system and method uses solar generated dc electricity to power an ac component in parallel with an ac grid via a variable frequency motor drive (vfd). During operation of the dc solar array a dc grid voltage is adjusted via a signal to a first rectifier to maintain the dc grid voltage below a dc array voltage such that power for operation of the ac component is preferentially sourced from the dc solar array.
Nextronex, Inc.

Lithium sulfur batteries and electrolytes and sulfur cathodes thereof

Lithium sulfur battery cells that use water as an electrolyte solvent provide significant cost reductions. Electrolytes for the battery cells may include water solvent for maintaining electroactive sulfur species in solution during cell discharge and a sufficient amount of a cycle life-enhancing compound that facilitates charging at the cathode.
Polyplus Battery Company

Long life container tracking device

A tracking device is provided for tracking the location of a container. The tracking device comprises a communication system and a power system, the power system having a renewable energy system and a battery system.
Hirschmann Car Communication Inc.

Domestic boiler preheater

A domestic boiler preheater includes a flue box having a combustion gas inlet to receive hot combustion gas from a boiler, and a combustion air inlet to receive air for combustion in a boiler. The preheater further includes a condenser having a mains cold water inlet and a mains water outlet arranged such that mains water flows through the condenser prior to being supplied to a boiler combustion chamber.

Automated hybrid aquaponics and bioreactor system including product processing and storage facilities with integrated robotics, control system, and renewable energy system cross-reference to related applications

Provided is a consumer to industrial scale automated high-yield aquaponics system that amalgamates conventional farming techniques with hybrid integrated multi-trophic aquaculture with aeroponics. The present invention also includes a microalgae bioreactor and organism reactor production system.

Internal pressure reduction mechanism for an open turbine used for power production

A device for reducing the internal pressure between the turbine blades of a transverse axis or fluid-flow-aligned axis, power-producing turbine, such as a wind turbine, by exhausting fluid out the top or bottom of the unit using a mechanical fan or pump. A moving fluid, such as air, can be forced through a conduit, as in fig.
Sequestrapower,ltd

Method and plant for the reduction of the concentration of pollutants and/or valuable elements in the water

The present invention concerns a method for reducing the amount of polluting and/or valuable elements through application of electrolysis, in particular of the electrocapturing phenomenon. The electrolysis according to the present invention is applied permanently over time in a polluted water body.
Segregation Of Metal System S.r.l.

System and managing and forecasting power from renewable energy sources

Techniques for managing and forecasting power from renewable energy sources, such as solar and wind power, are provided. In one aspect, a computer-implemented method for managing power from at least one renewable energy source is provided.
International Business Machines Corporation

Battery exchange station and operating battery exchange station

A battery exchange station and a method of operating the battery exchange station are provided which can solve conventional problems, such as the unavailability of electricity stored in a battery, the difficulties in coping with changes in system operation, and the difficulties in utilizing renewable energy. The battery exchange station and the method of operating the battery exchange station allow for utilization of electricity stored in a battery and improve a system's operation and electricity demand conditions by charging a large-capacity battery with electricity coming from the system and providing the electricity stored in the large-capacity battery to the system..
Doosan Heavy Industries & Construction Co., Ltd.

Energy storage system for renewable energy source

An energy storage system for use in a renewable energy power system is provided. More particularly, an energy storage system can be coupled to the dc bus of a power converter in a renewable energy power system.
General Electric Company

Electrical power generation system using renewable energy

The electrical power generation system using renewable energy is particularly adapted to provide electrical power to an independent or remotely situated electrical device such as a street light, emergency call box, or illuminated road sign. The system includes a pivotally mounted venturi with vanes assuring that the venturi is oriented into the prevailing wind.
King Fahd University Of Petroleum And Minerals

H2o gravity flow generator

The invention provides a new method to produce renewable energy by recycling water or any kind of liquid in close loop system by using containers to constantly rotate a shaft on mechanical and hydraulic devices to operate electrical generators.. .

Energy storage systems with medium voltage electrical heat exchangers

Energy storage systems and methods use medium voltage (mv) electrical heat exchangers to increase the efficiency of the energy storage system and/or reduce emission of pollutants. Mv electrical heat exchangers use medium range voltages to heat a fluid, such as a gas or liquid.
Chromalox, Inc.

System and conserving energy resources through storage and delivery of renewable energy

A system for encouraging the use of renewable energy sources and suitable for the conservation of energy resources through the efficient management of energy storage and delivery includes connections to a power source, an energy storage subsystem, and a power grid. The system includes a power routing subsystem coupled to the source and grid, and adapted to operate in a bypass mode, in which energy is transferred from the source to the grid.
General Compression, Inc.

Renewable energy power generation prediction system and method and power allocation system

A renewable energy power generation prediction system includes a measuring module and a control module. The measuring module is configured for measuring power generated by at least one renewable energy power generator and outputting a plurality of historical power values.
Institute For Information Industry

Carbon-based durable goods and renewable fuel from biomass waste dissociation

Techniques, systems, apparatus and material are disclosed for generating renewable energy from biomass waste while sequestering carbon. In one aspect, a method performed by a reactor to dissociate raw biomass waste into a renewable source energy or a carbon byproduct or both includes receiving the raw biomass waste that includes carbon, hydrogen and oxygen to be dissociated under an anaerobic reaction.
Mcalister Technologies, Llc

Gasoline compositions and producing the same

Gasoline fuel and method of making and using it. The fuel comprises from 5 to 20 vol.-% paraffinic hydrocarbons originating from biological oils, fats, or derivatives or combinations thereof.
Neste Oil Oyj

Quintuple-effect generation multi-cycle hybrid renewable energy system with integrated energy provisioning, storage facilities and amalgamated control system cross-reference to related applications

Provided is a consumer to industrial scale renewable energy based quintuple-generation systems and energy storage facility. The present invention has both mobile and stationary embodiments.

Control systems for renewable hot water heating systems

Provided herein are systems and methods directed to using renewable energy sources with hot water heating systems.. .

Renewable energy storing

A heat buffering system that has a hydrant boiler for storing energy and a hut for housing the hydrant boiler outside a building being heated using the energy stored in the hydrant boiler. The hut is insulated.
Stn Supertravelnet Oy

Sustainable economic development through integrated production of renewable energy, materials resources, and nutrient regimes

The present disclosure is directed to a system and method of sustainable economic development, such as development through an integrated production of renewable energy, material resources, and nutrient regimes. In some embodiments, the system utilizes resources extracted from renewable energy sources to assist in the capture of energy from other renewable energy sources.
Mcalister Technologies, Llc

System and on-demand electrical power

A system and method for system for providing on-demand renewable energy are provided. The system comprises at least one power unit for converting environmental energy into electrical power, wherein the electrical power is drawn from the at least one power unit; and a regulator for controlling an amount of the electrical power drawn from the at least one power unit based on an authorization rule, wherein the authorization rule is checked upon each attempt to draw the electrical power from the at least one power unit..
Nova Lumos Ltd.

Integrated renewable energy and asset system

An integrated renewable energy and asset system is provided. In some embodiments, the system comprises: an existing parking lot positioned adjacent to a building structure, wherein the existing parking lot has an associated pattern; bore holes that are formed into the existing parking lot, wherein the bore holes are organized based on the pattern of the existing parking lot; vertical columns inserted into at least a first portion of the bore holes, wherein: crossbeams are installed on an upper portion of a vertical column to form a support structure; and a canopy is connected to the crossbeams, wherein the canopy is formed from multiple attached photovoltaic modules and thermal tubes are integrated with the photovoltaic modules; geothermal tubes that capture thermal energy are inserted into at least a second portion of the bore holes, wherein each of the thermal tubes and each of the geothermal tubes is connected to a geothermal heat pump and wherein each of the thermal tubes is connected to the geothermal heat pump; and a hardware processor that is configured to: receive sensor information from sensors disposed on the canopy; determine whether to direct at least a portion of the thermal energy captured using the geothermal tubes to the solar thermal panels based on the received sensor information; and cause the heat captured using the geothermal tubes to be directed to the solar thermal panels based on the determination..
Solaire Generation, Inc.

Demand response system having a renewable energy source

A demand response management system having one or more renewable energy sources. The system may also have other kinds of energy sources.
Honeywell International Inc.

Carbon-based durable goods and renewable fuel from biomass waste dissociation for transportation and storage

Techniques, systems, apparatus and material are disclosed for generating renewable energy from biomass waste while sequestering carbon. In one aspect, method performed by a reactor to dissociate raw biomass waste into a renewable source energy or a carbon byproduct or both includes receiving the raw biomass waste that includes carbon, hydrogen and oxygen to be dissociated under an anaerobic reaction.
Mcalister Technologies, Llc

Renewable energy-based electricity grid infrastructure and grid infrastructure automation and operation

A renewable energy resource management system manages a delivery of a power requirement from a multi-resource offshore renewable energy installation to an intelligent power distribution network. The installation includes multiple renewable energy resource components and is capable of variably and independently generating power from each to microgrids comprising the intelligent power distribution network so that the entire power requirement is satisfied from renewable energy resources.

Renewable energy-based electricity grid infrastructure and grid infrastructure automation and operation

A renewable energy resource management system manages a delivery of a power requirement from a multi-resource offshore renewable energy installation to an intelligent power distribution network. The installation includes multiple renewable energy resource components and is capable of variably and independently generating power from each to microgrids comprising the intelligent power distribution network so that the entire power requirement is satisfied from renewable energy resources.

Renewable energy site reactive power control

Methods, systems, controller devices, and computer program products for reactive power control at a renewable energy site are provided. Embodiments address dynamic performance problems associated with control loop delay and the changing modes of operation for meeting utility voltage and reactive power constraints.
Tmeic Corporation

Redox flow battery system for distributed energy storage

A large stack redox flow battery system provides a solution to the energy storage challenge of many types of renewable energy systems. Independent reaction cells arranged in a cascade configuration are configured according to state of charge conditions expected in each cell.
Enervault Corporation

Method for airborne kinetic energy conversion

Methods and apparatus to harvest renewable energy are provided herein. In some embodiments, a method to harvest renewable energy includes providing an aircraft suitable for untethered flight in an open airspace and an airborne kinetic energy conversion system attached to the airframe, the airborne kinetic energy conversion system comprising a turbine, a generator connected to the turbine, and electrical storage means connected to the generator; flying the aircraft; gaining excess kinetic energy; and converting excess kinetic energy into electricity using the kinetic energy conversion system..
Sunlight Photonics Inc.

Airborne kinetic energy conversion system

Methods and apparatus to harvest renewable energy are provided herein. In some embodiments, a wind-powered aircraft includes an airframe suitable for untethered flight in an open airspace; and an airborne kinetic energy conversion system attached to the airframe, the airborne kinetic energy conversion system comprising a turbine, a generator connected to the turbine, and an electrical storage means connected to the generator..
Sunlight Photonics Inc.



Renewable Energy topics:
  • Renewable Energy
  • Smart Grid
  • Virtual Reality
  • Electric Vehicle
  • Energy Monitor
  • Remote Control
  • Control Function
  • Computing Device
  • Pasteurization
  • Control Unit
  • Integrated Circuit
  • Wind Turbine
  • Accumulator
  • Electric Grid
  • Power Generation System


  • Follow us on Twitter
    twitter icon@FreshPatents

    ###

    This listing is a sample listing of patent applications related to Renewable Energy for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Renewable Energy with additional patents listed. Browse our RSS directory or Search for other possible listings.


    0.9605

    file did exist - 13201

    2 - 1 - 251