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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 electrical energy meter correction in customer-distribution grid
King Fahd University Of Petroleum And Minerals
January 04, 2018 - N°20180005519

A device, method, and computer-readable medium for correcting at least one error in readings of electricity meters, the method including receiving first readings of regular meters measuring electric energy delivered in each of a group of cables fed from a same distribution node in an electric grid during a period of time, receiving second readings of check meters measuring electric ...
Using piezoelectric elements in a hydroelectric system
December 21, 2017 - N°20170366106

A hydroelectric system comprising a pipe from a water source at a high elevation which is made to open into a pressurized water filled chamber at a much lower elevation. The chamber contains a waterproofed piezoelectric element and waterproofed electric leads connected to the electric grid. The inlet pipe is divided into several pipes before being made to operatively connect ...
Method for correcting electricity meter readings
King Fahd University Of Petroleum And Minerals
November 09, 2017 - N°20170323561

A device, method, and computer-readable medium for correcting at least one error in readings of electricity meters, the method including receiving first readings of regular meters measuring electric energy delivered in each of a group of cables fed from a same distribution node in an electric grid during a period of time, receiving second readings of check meters measuring electric ...
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Fault isolation and service restoration in an electric grid
November 02, 2017 - N°20170315520

Fault isolation and service restoration in an electrical grid are provided. An approach for receiving a notification message including a state of an electrical component on an electrical grid, and determining, by a computing system, a command message including at least one action to take in response to the state of the electrical component, is described. The approach further includes ...
Universal smart energy transformer module
Kaspar Llc
October 05, 2017 - N°20170285081

A universal smart energy transformer module (usetm) that uses an array of sensors to monitor and measure characteristics of the electrical power delivered and utilized at a location, along with other conditions in the area surrounding the location. The invention then uses the data from these sensors to determine the condition and performance of the transformer (for example, its input ...
Generator control device and method
General Electric Technology Gmbh
August 17, 2017 - N°20170237374

The present disclosure relates to a generator control device and a method to control the output power of at least one generator connected to an electric grid. It is an object of the invention to provide a fast solution to counteract electric grid frequency instabilities. Disclosed is a generator control device and method to control the output power of at ...
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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 ...
Time-skew correction unit and a method thereof
May 25, 2017 - N°20170147023

Embodiments of the present disclosure relate to a time-skew correction unit and a method thereof. The time-skew correction unit classifies the electric grid into plurality of regions with one or more generators in said plurality of regions and obtains response time of one or more generators corresponding to each of the plurality of regions from a simulator. The time-skew correction ...
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 ...
Managing electric vehicle loads on an electric grid
Recargo, Inc.
November 17, 2016 - N°20160332527

Systems and methods for generating grid alerts for an electric grid, and performing actions in response to the grid alerts, such as shaping, shifting, or otherwise modifying a load applied to the grid, are described. In some embodiments, the systems and methods access information identifying states of charging events for one or more electric vehicles at one or more charging ...
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