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Electric Grid

Electric Grid-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Method for balancing frequency instability on an electric grid using networked distributed energy storage systems
Stem, Inc.
August 10, 2017 - N°20170229896

Embodiments of the present invention include control methods employed in multiphase distributed energy storage systems that are located behind utility meters typically located at, but not limited to, medium and large commercial and industrial locations. These distributed energy storage systems can operate semi-autonomously, and can be configured to develop energy control solutions for an electric load location based on various ...
Configurable inverter apparatus, photovoltaic system comprising such an inverter apparatus
Abb Schweiz Ag
August 03, 2017 - N°20170222439

A photovoltaic inverter apparatus adapted to be connected at the input to a photovoltaic panel and at the output to a public electric grid and to a user, wherein said inverter apparatus comprises a dc input stage adapted to receive dc electricity generated by said photovoltaic panel; an alternating conversion stage coupled to said input stage, adapted to convert said ...
Premagnetizing of mmc connected transformer
Abb Schweiz Ag
August 03, 2017 - N°20170222429

The present invention is concerned with pre-magnetizing a modular multilevel power converters connected transformer in order to moderate inrush currents upon connecting the transformer to an electric grid. The invention takes advantage of the high amount of stored energy in mmc converters as compared to other converter types. This stored energy is used to pre-magnetize the converter-connected transformer, therefore no ...
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Hybrid electric generating power plant that uses a combination of real-time generation facilities and energy ...
The Aes Corporation
April 20, 2017 - N°20170110882

Approaches for controlling power supplied to an electric grid are disclosed. In embodiments, methods and systems control power supplied to an electric grid using an energy storage device. In an embodiment, a method receives an indication of power to be supplied to the electric grid, generates power from a power generator and adjusts, using the generated power, an energy level ...
Apparatus and method for electric hot water heater primary frequency control
Oregon State University
April 13, 2017 - N°20170102165

An energy storing apparatus is provided which comprises: a first region having a thermostat which includes: a temperature sensor; a controller coupled to the temperature sensor; and a power-converter coupled to the controller; and a second region thermally coupled to the first region. An apparatus is provided which comprises: an interface to be coupled to an electric grid; a temperature ...
Method for printing an electronic label
Eastman Kodak Company
March 23, 2017 - N°20170086302

A method for forming an electronic label including using laser imaging to form a pattern of conductive lines on a conductive film, thereby forming a patterned conductive layer. A phosphorescent layer and a dielectric layer are added over the patterned conductive layer. A conductive trace layer is printed over the dielectric layer using a conductive ink including a pattern of ...
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Fuel cell system ride-through of electric grid disturbances
Fuelcell Energy, Inc.
March 09, 2017 - N°20170070088

A fuel cell system includes a fuel cell assembly configured to generate a direct current (dc) signal. The fuel cell system also includes one or more inverters coupled to the fuel cell assembly by way of one or more first bus lines. The fuel cell system also includes a variable frequency drive (vfd) coupled to an output of the one ...
Cmos image sensor structure with crosstalk improvement
Taiwan Semiconductor Manufacturing Co., Ltd.
March 09, 2017 - N°20170069678

A semiconductor device includes a substrate, a device layer, a composite grid structure, a passivation layer and color filters. The device layer overlies the substrate. The composite grid structure overlies the device layer. The composite grid structure includes cavities passing through the composite grid structure, and the composite grid structure includes a metal grid layer and a dielectric grid layer ...
Image sensor with trenched filler grid
Taiwan Semiconductor Manufacturing Company Limited
February 23, 2017 - N°20170053959

Among other things, one or more image sensors and techniques for forming such image sensors are provided. An image sensor comprises a photodiode array configured to detect light. A filler grid is formed over the photodiode array, such as over a dielectric grid. The filler grid comprises one or more filler structures, such as a first filler structure that provides ...
Managing devices within micro-grids
International Business Machines Corporation
January 26, 2017 - N°20170023964

An approach to provide power from power supply devices to power consuming devices based on using priority levels for each of the power consuming and supply devices. The approach includes the steps of receiving information of a power consuming device from an energy management, including criticality information obtained from a universal appliance service system. The approach further includes receiving power ...
Inverter grid-connected system and method for implementing three-phase alternating current grid-connected transition
Delta Electronics, Inc.
December 22, 2016 - N°20160373026

A controller controls a first switch, a second switch, a third switch, a fourth switch, a fifth switch and a sixth switch, so that an alternating current electric power is fed to an alternating current electric grid. Moreover, the controller firstly turns on a first route including the first switch and the second switch, and then the controller turns on ...
Conditioning an electric grid using electric vehicles
Recargo, Inc.
December 22, 2016 - N°20160370806

A grid to vehicle system is described. In some examples, the system selectively controls one or more electric vehicles connected to an electric grid based on conditions associated with the electric grid. For example, the system may control charging operations of the electric vehicles based on load balancing conditions associated with the electric grid, based on cost conditions associated with ...
Structure of dielectric grid for a semiconductor device
Taiwan Semiconductor Manufacturing Company, Ltd.
December 08, 2016 - N°20160358962

A device includes a substrate having a non-pixel region and a pixel region; sensor elements disposed in the pixel region; and a metal layer disposed over the substrate. The metal layer includes a metal shield disposed in the non-pixel region and first trenches over the respective sensor elements in the pixel region. The device further includes a dielectric layer disposed ...
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Electric grid high impedance condition detection
Itron, Inc.
November 10, 2016 - N°20160327603

Techniques for detecting high impedance conditions in an electrical grid are described herein. In one example, impedance is calculated for each of a plurality of locations within the electrical grid, such as at electrical meters. The impedances may be calculated as a change in voltage divided by a change in current, such as between sequential voltage/current measurements. Statistics may ...
Stacked grid design for improved optical performance and isolation
Taiwan Semiconductor Manufacturing Co., Ltd.
October 20, 2016 - N°20160307943

A back side illumination (bsi) image sensor with a dielectric grid opening having a planar lower surface is provided. A pixel sensor is arranged within a semiconductor substrate. A metallic grid is arranged over the pixel sensor and defines a sidewall of a metallic grid opening. A dielectric grid is arranged over the metallic grid and defines a sidewall of ...
Stacked grid for more uniform optical input
Taiwan Semiconductor Manufacturing Co., Ltd.
October 20, 2016 - N°20160307941

A back side illumination (bsi) image sensor with stacked grid shifting is provided. A pixel sensor is arranged within a semiconductor substrate. A metallic grid segment is arranged over the pixel sensor and has a metallic grid opening therein. A center of the metallic grid opening is laterally shifted from a center of the pixel sensor. A dielectric grid segment ...
Dielectric grid bottom profile for light focusing
Taiwan Semiconductor Manufacturing Co., Ltd.
October 20, 2016 - N°20160307940

A back side illumination (bsi) image sensor with a dielectric grid opening having a curved lower surface is provided. A pixel sensor is arranged within a semiconductor substrate. A metallic grid is arranged over the pixel sensor and defines a sidewall of a metallic grid opening. A dielectric grid is arranged over the metallic grid and defines a sidewall of ...
Electric power system for one or more electric cranes
Mi-jack Products, Inc.
October 13, 2016 - N°20160297308

According to one aspect, an electric power system includes an energy storage device having a first peak power rating and an energy transfer circuit operable to provide electric grid energy to the energy storage device. The energy transfer circuit is further operable to cause electric energy to be supplied from the energy storage device to at least one electric crane ...
Systems and methods for local autonomous response to grid conditions by electric vehicle charging stations
Electric Motor Werks, Inc.
September 08, 2016 - N°20160257214

A system for generating a local autonomous response to a condition of an electric grid by electric vehicle charging stations, comprising: a first electricity meter for reading current, frequency, or voltage from a first electricity supply line to one electric vehicle charging station; a second electricity meter for reading current, frequency, or voltage from a second electricity supply line to ...
Systems and methods for local autonomous response to grid conditions by electric vehicle charging stationsas ...
Electric Motor Werks, Inc.
August 18, 2016 - N°20160236584

A system for generating a local autonomous response to a condition of an electric grid by electric vehicle charging stations, comprising: a first electricity meter for reading current, frequency, or voltage from a first electricity supply line to one electric vehicle charging station; a second electricity meter for reading an electric current, frequency, or voltage from the electric grid supplying ...
Energy storage modeling and control
Ihi Inc.
August 11, 2016 - N°20160231725

Systems and methods for optimal planning and real-time control of energy storage systems for multiple simultaneous applications are provided. Energy storage applications can be analyzed for relevant metrics such as profitability and impact on the functionality of the electric grid, subject to system-wide and energy storage hardware constraints. The optimal amount of storage capacity and the optimal operating strategy can ...
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