for current transformers

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CPC
H02H7/042

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HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H7/00Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions

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H02H7/042for current transformers

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Measuring method and high-voltage transducer with clean air
- Patent number 12,002,617
- Issue date Jun 4, 2024
- HSP Hochspannungsgeräte GmbH
- Sebastian Baehr
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Protection of low-voltage distribution networks
- Patent number 11,921,170
- Issue date Mar 5, 2024
- ELECTRONIC SAZAN FAN ARIA COMPANY
- Mahdi Davarpanah
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system for transformer protection system
- Patent number 11,923,129
- Issue date Mar 5, 2024
- TechHold LLC
- David Anderson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Protective relay and method for detecting disconnection of protecti...
- Patent number 11,695,267
- Issue date Jul 4, 2023
- LS ELECTRIC CO., LTD.
- Sangtack Shin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current detection circuit, power conversion device, and power system
- Patent number 11,646,667
- Issue date May 9, 2023
- TDK Corporation
- Akinori Hariya
- G01 - MEASURING TESTING
Information Patent Grant
Current transformer
- Patent number 11,424,584
- Issue date Aug 23, 2022
- General Electric Technology GmbH
- Simon Kidd
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and system for improved operation of power grid components i...
- Patent number 10,985,559
- Issue date Apr 20, 2021
- TechHold LLC
- George Anderson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for protecting a transformer
- Patent number 10,952,308
- Issue date Mar 16, 2021
- General Electric Company
- Yannick Louvrier
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus and method for controlling circuit breaker for static syn...
- Patent number 10,923,914
- Issue date Feb 16, 2021
- HYOSUNG HEAVY INDUSTRIES CORPORATION
- Jae Keun No
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Methods and systems for open-phase detection in power transformers
- Patent number 10,802,084
- Issue date Oct 13, 2020
- General Electric Technology GmbH
- James Blake
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for compensating for back emission current in an...
- Patent number 10,750,602
- Issue date Aug 18, 2020
- General Electric Company
- Yannick Louvrier
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Docking module for a current transformer for preventing overvoltage...
- Patent number 10,574,050
- Issue date Feb 25, 2020
- Phoenix Contact GmbH & Co. KG
- Martin Jankowski
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protective circuit for a current transformer and current transforme...
- Patent number 10,498,138
- Issue date Dec 3, 2019
- Phoenix Contact GmbH & Co. KG
- Martin Jankowski
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus and image forming apparatus
- Patent number 10,483,752
- Issue date Nov 19, 2019
- Canon Kabushiki Kaisha
- Shota Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Testing device, testing method, and program for power system protec...
- Patent number 10,317,452
- Issue date Jun 11, 2019
- Mitsubishi Electric Corporation
- Shigetoo Oda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus and method for detecting disconnection in secondary side...
- Patent number 10,305,272
- Issue date May 28, 2019
- NXP USA, INC.
- Changhao Shi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Relay protection method and apparatus against LC parallel circuit d...
- Patent number 10,128,650
- Issue date Nov 13, 2018
- NR Electric Co., Ltd.
- Qixue Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit breaker having safety switching part
- Patent number 10,084,306
- Issue date Sep 25, 2018
- LSIS Co., Ltd.
- Sangchul Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method of controlling current-limiters in ring systems
- Patent number 10,074,972
- Issue date Sep 11, 2018
- ABB Schweiz AG
- Karl-Heinz Hartung
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Transformer protection system
- Patent number 9,935,454
- Issue date Apr 3, 2018
- ABB Schweiz AG
- Jens Tepper
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods for detecting turn-to-turn faults in windings
- Patent number 9,726,706
- Issue date Aug 8, 2017
- General Electric Company
- Zhiying Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methods for detecting an open current transformer
- Patent number 9,568,535
- Issue date Feb 14, 2017
- ABB Research Ltd.
- Roy Ball
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetizing inrush current suppression device
- Patent number 9,385,525
- Issue date Jul 5, 2016
- Kabushiki Kaisha Toshiba
- Tadashi Koshizuka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and an apparatus for supervision of current transformer in a...
- Patent number 9,270,107
- Issue date Feb 23, 2016
- ABB Technology Ltd.
- Ylinen Juha
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current transformer arrangement
- Patent number 8,908,337
- Issue date Dec 9, 2014
- Siemens Aktiengesellschaft
- Jörg Gorablenkow
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Methodology for protection of current transformers from open circui...
- Patent number 8,542,469
- Issue date Sep 24, 2013
- Honeywell International, Inc.
- Randy Fuller
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integral current transformer shunt resistor
- Patent number 8,315,022
- Issue date Nov 20, 2012
- Honeywell International Inc.
- William Scherzinger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Molded case circuit breaker with cooling and protection for the sta...
- Patent number 4,549,242
- Issue date Oct 22, 1985
- Merlin Gerin
- Jean-Pierre Nebon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current transformer protection device
- Patent number 4,521,822
- Issue date Jun 4, 1985
- Hydro-Quebec
- Julien Simard
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Open circuit current transformer protection circuit
- Patent number 4,466,039
- Issue date Aug 14, 1984
- McGraw-Edison Company
- Richard J. Moran
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
HIGH-IMPEDANCE DIFFERENTIAL PROTECTION USING A DIVERSITY OF SIGNALS
- Publication number 20240250518
- Publication date Jul 25, 2024
- Schweitzer Engineering Laboratories, Inc.
- Normann Fischer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
REDUCING TRANSFORMER INRUSH CURRENT
- Publication number 20230420932
- Publication date Dec 28, 2023
- ABB Schweiz AG
- Elisabeth Lindell
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PROTECTIVE RELAY AND METHOD FOR DETECTING DISCONNECTION OF PROTECTI...
- Publication number 20230006436
- Publication date Jan 5, 2023
- LS ELECTRIC CO., LTD.
- Sangtack SHIN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL SYSTEM FOR TRANSFORMER PROTECTION SYSTEM
- Publication number 20220254565
- Publication date Aug 11, 2022
- TechHold LLC
- DAVID ANDERSON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROTECTION OF LOW-VOLTAGE DISTRIBUTION NETWORKS
- Publication number 20220236339
- Publication date Jul 28, 2022
- Electronic Sazan Fan Aria Company
- Mahdi Davarpanah
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MEASURING METHOD AND HIGH-VOLTAGE TRANSDUCER WITH CLEAN AIR
- Publication number 20210175007
- Publication date Jun 10, 2021
- Siemens Aktiengesellschaft
- Sebastian Baehr
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
IMPROVEMENTS IN OR RELATING TO CURRENT TRANSFORMER
- Publication number 20200176975
- Publication date Jun 4, 2020
- General Electric Technology GmbH
- Simon Kidd
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20190165565
- Publication date May 30, 2019
- Canon Kabushiki Kaisha
- Shota Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SYSTEM AND METHOD FOR PROTECTING A TRANSFORMER
- Publication number 20190150259
- Publication date May 16, 2019
- GENERAL ELECTRIC COMPANY
- YANNICK LOUVRIER
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING CIRCUIT BREAKER FOR STATIC SYN...
- Publication number 20190027934
- Publication date Jan 24, 2019
- HYOSUNG HEAVY INDUSTRIES CORPORATION
- Jae Keun NO
- G05 - CONTROLLING REGULATING
Information Patent Application
APPARATUS AND METHOD FOR DETECTING DISCONNECTION IN SECONDARY SIDE...
- Publication number 20180261999
- Publication date Sep 13, 2018
- NXP USA, Inc.
- CHANGHAO SHI
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR IMPROVED OPERATION OF POWER GRID COMPONENTS I...
- Publication number 20180226796
- Publication date Aug 9, 2018
- Emprimus, LLC
- GEORGE ANDERSON
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEMS AND METHODS FOR DETECTING TURN-TO-TURN FAULTS IN WINDINGS
- Publication number 20170227591
- Publication date Aug 10, 2017
- GENERAL ELECTRIC COMPANY
- Zhiying Zhang
- G01 - MEASURING TESTING
Information Patent Application
TESTING DEVICE, TESTING METHOD, AND PROGRAM FOR POWER SYSTEM PROTEC...
- Publication number 20170045570
- Publication date Feb 16, 2017
- MITSUBISHI ELECTRIC CORPORATION
- Shigetoo ODA
- G01 - MEASURING TESTING
Information Patent Application
RELAY PROTECTION METHOD AND APPARATUS AGAINST LC PARALLEL CIRCUIT D...
- Publication number 20170047729
- Publication date Feb 16, 2017
- Nr. Electric Co., Ltd
- Qixue Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT BREAKER HAVING SAFETY SWITCHING PART
- Publication number 20160301205
- Publication date Oct 13, 2016
- LSIS CO., LTD
- Sangchul LEE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Protective Circuit for a Current Transformer and Current Transforme...
- Publication number 20150333509
- Publication date Nov 19, 2015
- Phoenix Contact GmbH & Co. KG
- Martin Jankowski
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DEVICE FOR REPRESENTING AND DISPLAYING THE COIL TEMPERATURE OF AN E...
- Publication number 20140376592
- Publication date Dec 25, 2014
- Sebastian Hollunder
- G01 - MEASURING TESTING
Information Patent Application
METHODS FOR DETECTING AN OPEN CURRENT TRANSFORMER
- Publication number 20140306716
- Publication date Oct 16, 2014
- Roy Ball
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIZING INRUSH CURRENT SUPPRESSION DEVICE
- Publication number 20140192443
- Publication date Jul 10, 2014
- Kabushiki Kaisha Toshiba
- Tadashi KOSHIZUKA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND AN APPARATUS FOR SUPERVISION OF CURRENT TRANSFORMER IN A...
- Publication number 20130279048
- Publication date Oct 24, 2013
- Ylinen JUHA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT TRANSFORMER ARRANGEMENT
- Publication number 20130135776
- Publication date May 30, 2013
- SIEKENS AKTIENGESELLSCHAFT
- Jörg Gorablenkow
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHODOLOGY FOR PROTECTION OF CURRENT TRANSFORMERS FROM OPEN CIRCUI...
- Publication number 20120050923
- Publication date Mar 1, 2012
- Honeywell International Inc.
- RANDY FULLER
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTEGRAL CURRENT TRANSFORMER SHUNT RESISTOR
- Publication number 20110242710
- Publication date Oct 6, 2011
- Honeywell International Inc.
- WILLIAM SCHERZINGER
- H01 - BASIC ELECTRIC ELEMENTS

for current transformers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Measuring method and high-voltage transducer with clean air

Protection of low-voltage distribution networks

Control system for transformer protection system

Protective relay and method for detecting disconnection of protecti...

Current detection circuit, power conversion device, and power system

Current transformer

Method and system for improved operation of power grid components i...

System and method for protecting a transformer

Apparatus and method for controlling circuit breaker for static syn...

Methods and systems for open-phase detection in power transformers

System and method for compensating for back emission current in an...

Docking module for a current transformer for preventing overvoltage...

Protective circuit for a current transformer and current transforme...

Power supply apparatus and image forming apparatus

Testing device, testing method, and program for power system protec...

Apparatus and method for detecting disconnection in secondary side...

Relay protection method and apparatus against LC parallel circuit d...

Circuit breaker having safety switching part

System and method of controlling current-limiters in ring systems

Transformer protection system

Systems and methods for detecting turn-to-turn faults in windings

Methods for detecting an open current transformer

Magnetizing inrush current suppression device

Method and an apparatus for supervision of current transformer in a...

Current transformer arrangement

Methodology for protection of current transformers from open circui...

Integral current transformer shunt resistor

Molded case circuit breaker with cooling and protection for the sta...

Current transformer protection device

Open circuit current transformer protection circuit

Patents Applicationslast 30 patents

HIGH-IMPEDANCE DIFFERENTIAL PROTECTION USING A DIVERSITY OF SIGNALS

REDUCING TRANSFORMER INRUSH CURRENT

PROTECTIVE RELAY AND METHOD FOR DETECTING DISCONNECTION OF PROTECTI...

CONTROL SYSTEM FOR TRANSFORMER PROTECTION SYSTEM

PROTECTION OF LOW-VOLTAGE DISTRIBUTION NETWORKS

MEASURING METHOD AND HIGH-VOLTAGE TRANSDUCER WITH CLEAN AIR

IMPROVEMENTS IN OR RELATING TO CURRENT TRANSFORMER

POWER SUPPLY APPARATUS AND IMAGE FORMING APPARATUS

SYSTEM AND METHOD FOR PROTECTING A TRANSFORMER

APPARATUS AND METHOD FOR CONTROLLING CIRCUIT BREAKER FOR STATIC SYN...

APPARATUS AND METHOD FOR DETECTING DISCONNECTION IN SECONDARY SIDE...

METHOD AND SYSTEM FOR IMPROVED OPERATION OF POWER GRID COMPONENTS I...

SYSTEMS AND METHODS FOR DETECTING TURN-TO-TURN FAULTS IN WINDINGS

TESTING DEVICE, TESTING METHOD, AND PROGRAM FOR POWER SYSTEM PROTEC...

RELAY PROTECTION METHOD AND APPARATUS AGAINST LC PARALLEL CIRCUIT D...

CIRCUIT BREAKER HAVING SAFETY SWITCHING PART

Protective Circuit for a Current Transformer and Current Transforme...

DEVICE FOR REPRESENTING AND DISPLAYING THE COIL TEMPERATURE OF AN E...

METHODS FOR DETECTING AN OPEN CURRENT TRANSFORMER

MAGNETIZING INRUSH CURRENT SUPPRESSION DEVICE

METHOD AND AN APPARATUS FOR SUPERVISION OF CURRENT TRANSFORMER IN A...

CURRENT TRANSFORMER ARRANGEMENT

METHODOLOGY FOR PROTECTION OF CURRENT TRANSFORMERS FROM OPEN CIRCUI...

INTEGRAL CURRENT TRANSFORMER SHUNT RESISTOR