for dc systems

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CPC
H02H7/268

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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

Current Industry

H02H7/268for dc systems

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum break switch shock absorber
- Patent number 12,155,183
- Issue date Nov 26, 2024
- Inertial Engineering and Machine Works, Inc.
- Dean Carnell Sanders
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sensors for use in HVDC power transmission networks
- Patent number 12,149,084
- Issue date Nov 19, 2024
- GE INFRASTRUCTURE TECHNOLOGY LLC
- Ajay Koliwad
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault detector for bipole power transmission schemes
- Patent number 12,142,911
- Issue date Nov 12, 2024
- GE INFRASTRUCTURE TECHNOLOGY LLC
- Amit Kumar
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Transient based method for identifying faults in a high / medium vo...
- Patent number 12,117,479
- Issue date Oct 15, 2024
- SUPERGRID INSTITUTE
- Paul Verrax
- G01 - MEASURING TESTING
Information Patent Grant
Power supply system, protection coordination method and program
- Patent number 12,113,350
- Issue date Oct 8, 2024
- Nippon Telegraph and Telephone Corporation
- Naoki Hanaoka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for protecting DC line impedance phase based on protection a...
- Patent number 12,062,907
- Issue date Aug 13, 2024
- Beijing Jiaotong University
- Meng Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Locating a ground fault in a DC system
- Patent number 12,007,452
- Issue date Jun 11, 2024
- Siemens Aktiengesellschaft
- Hubert Schierling
- G01 - MEASURING TESTING
Information Patent Grant
Circuit breaker device for DC voltage
- Patent number 12,003,091
- Issue date Jun 4, 2024
- Siemens Aktiengesellschaft
- Thomas Beckert
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Photovoltaic power generation system, photovoltaic inverter, and di...
- Patent number 12,003,096
- Issue date Jun 4, 2024
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Xiufeng Zhang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Direct-current transmission line protection method and system based...
- Patent number 11,973,340
- Issue date Apr 30, 2024
- China Electric Power Research Institute
- Zexin Zhou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Modular DC circuit breaker with integrated energy storage for futur...
- Patent number 11,973,339
- Issue date Apr 30, 2024
- OHIO STATE INNOVATION FOUNDATION
- Jin Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
ARC detection device, solar inverter, indoor wiring system, circuit...
- Patent number 11,923,670
- Issue date Mar 5, 2024
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Tatsuo Koga
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Detection of a ground fault in a direct-current network
- Patent number 11,913,999
- Issue date Feb 27, 2024
- Siemens Aktiengesellschaft
- Hubert Schierling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multi-terminal DC power transmission system, common control device...
- Patent number 11,909,201
- Issue date Feb 20, 2024
- Mitsubishi Electric Corporation
- Masahiro Hario
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reliable fault detection and fault localization in a load zone of a...
- Patent number 11,874,337
- Issue date Jan 16, 2024
- Siemens Aktiengesellschaft
- Markus Frühauf
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods for power start up in a multi-unit power distri...
- Patent number 11,855,455
- Issue date Dec 26, 2023
- Corning Research & Development Corporation
- Ami Hazani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High voltage DC fault detection
- Patent number 11,843,242
- Issue date Dec 12, 2023
- 4EST INC
- Ranjit Gharpurey
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pulse circuit for providing a fault current in a DC voltage power s...
- Patent number 11,837,864
- Issue date Dec 5, 2023
- Siemens Aktiengesellschaft
- Hubert Schierling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
HVDC transmission schemes
- Patent number 11,837,867
- Issue date Dec 5, 2023
- General Electric Technology GmbH
- Chandra Mohan Sonnathi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current cut-off device for high-voltage direct current with adaptiv...
- Patent number 11,824,346
- Issue date Nov 21, 2023
- SUPERGRID INSTITUTE
- Yang Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC voltage switch
- Patent number 11,823,852
- Issue date Nov 21, 2023
- Siemens Aktiengesellschaft
- Peter Köllensperger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fail operational vehicle power supply
- Patent number 11,813,946
- Issue date Nov 14, 2023
- Zoox, Inc.
- Moritz Boecker
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Restoration of fault insulated feeder
- Patent number 11,811,219
- Issue date Nov 7, 2023
- ABB Schweiz AG
- Ritwik Majumder
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault detection systems and methods for power grid systems
- Patent number 11,791,623
- Issue date Oct 17, 2023
- Block Energy LLC
- Robert Ross Bennett
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronic valve apparatus
- Patent number 11,777,307
- Issue date Oct 3, 2023
- General Electric Technology GmbH
- Carl D. Barker
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery inverter system
- Patent number 11,770,004
- Issue date Sep 26, 2023
- SMA Solar Technology AG
- Dirk Hermeling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for fault protection in HVDC grid, HVDC node of HVDC grid, a...
- Patent number 11,742,655
- Issue date Aug 29, 2023
- Mitsubishi Electric Corporation
- Nicolas Voyer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Underarm gang operated vacuum break switch
- Patent number 11,710,948
- Issue date Jul 25, 2023
- Inertial Engineering and Machine Works, Inc.
- Dean Carnell Sanders
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Source-network coordination type direct-current (DC) circuit breake...
- Patent number 11,689,013
- Issue date Jun 27, 2023
- Tianjin University
- Xiaolong Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and device for locating faults along an energy supply chain...
- Patent number 11,500,006
- Issue date Nov 15, 2022
- Siemens Mobility GmbH
- Wolfgang Braun
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ARC DETECTION FOR HIGH VOLTAGE SYSTEM
- Publication number 20240364094
- Publication date Oct 31, 2024
- BAE Systems Controls Inc.
- Robert J. Vovos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PHOTOVOLTAIC POWER GENERATION SYSTEM, PHOTOVOLTAIC INVERTER, AND DI...
- Publication number 20240283241
- Publication date Aug 22, 2024
- Huawei Digital Power Technologies Co., Ltd.
- Xiufeng ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DRIVE SYSTEM WITH PROTECTION CAPABILITY
- Publication number 20240170950
- Publication date May 23, 2024
- ABB Schweiz AG
- David Schaeffer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CUTOFF DEVICE FOR HIGH-DC-VOLTAGE ELECTRIC CURRENT WITH PLASMA TUBE
- Publication number 20240170951
- Publication date May 23, 2024
- SUPERGRID INSTITUTE
- Yang YANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BIPOLAR HYBRID CIRCUIT BREAKER FOR LOW-VOLTAGE DC CIRCUITS
- Publication number 20240128741
- Publication date Apr 18, 2024
- Board of Supervisors of Louisiana State University and Agricultural and Mecha...
- Shahab Mehraeen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR DETECTING ABNORMAL DIRECT CURRENT VOLTAGE MEASUREMENT IN...
- Publication number 20240097434
- Publication date Mar 21, 2024
- ELECTRIC POWER RESEARCH INSTITUTE. CHINA SOUTHERN POWER GRID
- Qinlei CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SENSORS FOR USE IN HVDC POWER TRANSMISSION NETWORKS
- Publication number 20240055864
- Publication date Feb 15, 2024
- General Electric Technology GmbH
- Ajay KOLIWAD
- G01 - MEASURING TESTING
Information Patent Application
IMPROVEMENTS IN OR RELATING TO PROTECTION CIRCUITS
- Publication number 20240022066
- Publication date Jan 18, 2024
- General Electric Technology GmbH
- Ismael Adolfo OCHOA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FAULT DETECTION SYSTEMS AND METHODS FOR POWER GRID SYSTEMS
- Publication number 20230420931
- Publication date Dec 28, 2023
- Block Energy LLC
- Robert Ross Bennett
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electrical circuit breaker for protecting energy distribution in an...
- Publication number 20230402836
- Publication date Dec 14, 2023
- Murrelektronik GmbH
- Heiko Feißt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AN ELECTRIC POWER SYSTEM
- Publication number 20230378747
- Publication date Nov 23, 2023
- Danfoss Editron Oy
- Jussi PAAKKUNAINEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and System for a pilot directional protection of LCC-HVDC li...
- Publication number 20230341451
- Publication date Oct 26, 2023
- NORTH CHINA ELECTRIC POWER UNIVERSITY
- Jing Ma
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
IMPROVEMENTS IN OR RELATING TO BIPOLE POWER TRANSMISSION SCHEMES
- Publication number 20230327427
- Publication date Oct 12, 2023
- General Electric Technology GmbH
- Amit KUMAR
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
System and Method for Hybrid Power Generation with Grid Connection
- Publication number 20230253822
- Publication date Aug 10, 2023
- CleanDesign Power Systems Inc.
- Memet Bilgin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR PROTECTING DC LINE IMPEDANCE PHASE BASED ON PROTECTION A...
- Publication number 20230231377
- Publication date Jul 20, 2023
- BEIJING JIAOTONG UNIVERSITY
- Meng LI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HIGH VOLTAGE DIRECT CURRENT CIRCUIT PROTECTION SYSTEM AND METHOD
- Publication number 20230141970
- Publication date May 11, 2023
- Eaton Intelligent Power Limited
- Robert Stephen Douglass
- B60 - VEHICLES IN GENERAL
Information Patent Application
ARC DETECTION DEVICE, SOLAR INVERTER, INDOOR WIRING SYSTEM, CIRCUIT...
- Publication number 20230095385
- Publication date Mar 30, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- Tatsuo KOGA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ARC DETECTION DEVICE, SOLAR INVERTER, INDOOR WIRING SYSTEM, BREAKER...
- Publication number 20230099131
- Publication date Mar 30, 2023
- Panasonic Intellectual Property Management Co., Ltd.
- Tatsuo KOGA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTI-TERMINAL DC POWER TRANSMISSION SYSTEM, COMMON CONTROL DEVICE...
- Publication number 20230043622
- Publication date Feb 9, 2023
- MITSUBISHI ELECTRIC CORPORATION
- Masahiro HARIO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
A COMMUTATION FAILURE PROTECTION METHOD, AND APPARATUS, COMPUTER DE...
- Publication number 20220365125
- Publication date Nov 17, 2022
- SOUTH CHINA UNIVERSITY OF TECHNOLOGY
- Xiaohua Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PHOTOVOLTAIC POWER GENERATION SYSTEM, PHOTOVOLTAIC INVERTER, AND DI...
- Publication number 20220368126
- Publication date Nov 17, 2022
- Huawei Digital Power Technologies Co., Ltd.
- Xiufeng ZHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Restoration Of Fault Insulated Feeder
- Publication number 20220337051
- Publication date Oct 20, 2022
- ABB Schweiz AG
- Ritwik Majumder
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Source-network Coordination Type Direct-current (DC) Circuit Breake...
- Publication number 20220311241
- Publication date Sep 29, 2022
- TIANJIN UNIVERSITY
- XIAOLONG CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECT-CURRENT TRANSMISSION LINE PROTECTION METHOD AND SYSTEM BASED...
- Publication number 20220285931
- Publication date Sep 8, 2022
- CHINA ELECTRIC POWER RESEARCH INSTITUTE
- Zexin ZHOU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RELIABLE FAULT DETECTION AND FAULT LOCALIZATION IN A LOAD ZONE OF A...
- Publication number 20220206081
- Publication date Jun 30, 2022
- SIEMENS AKTIENGESELLSCHAFT
- Markus FRÜHAUF
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TOPOLOGY OF A SOLID STATE POWER CONTROLLER WITH TWO MID-CAPACITORS
- Publication number 20220173588
- Publication date Jun 2, 2022
- Rolls-Royce North American Technologies, Inc.
- Chandana Jayampathi Gajanayake
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRIC GRID AND METHOD FOR OPERATING AN ELECTRIC GRID
- Publication number 20220166214
- Publication date May 26, 2022
- Siemens Aktiengesellschaft
- Shivansh BATRA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LOCATING A GROUND FAULT IN A DC SYSTEM
- Publication number 20220146594
- Publication date May 12, 2022
- Siemens Aktiengesellschaft
- Hubert SCHIERLING
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND DEVICE FOR STARTING DIRECT-CURRENT (DC) TRANSMISSION LIN...
- Publication number 20220131367
- Publication date Apr 28, 2022
- CHINA ELECTRIC POWER RESEARCH INSTITUTE
- Hong CAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PULSE CIRCUIT FOR PROVIDING A FAULT CURRENT IN A DC VOLTAGE POWER S...
- Publication number 20220102967
- Publication date Mar 31, 2022
- SIEMENS AKTIENGESELLSCHAFT
- Hubert Schierling
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

for dc systems

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Vacuum break switch shock absorber

Sensors for use in HVDC power transmission networks

Fault detector for bipole power transmission schemes

Transient based method for identifying faults in a high / medium vo...

Power supply system, protection coordination method and program

Method for protecting DC line impedance phase based on protection a...

Locating a ground fault in a DC system

Circuit breaker device for DC voltage

Photovoltaic power generation system, photovoltaic inverter, and di...

Direct-current transmission line protection method and system based...

Modular DC circuit breaker with integrated energy storage for futur...

ARC detection device, solar inverter, indoor wiring system, circuit...

Detection of a ground fault in a direct-current network

Multi-terminal DC power transmission system, common control device...

Reliable fault detection and fault localization in a load zone of a...

Systems and methods for power start up in a multi-unit power distri...

High voltage DC fault detection

Pulse circuit for providing a fault current in a DC voltage power s...

HVDC transmission schemes

Current cut-off device for high-voltage direct current with adaptiv...

DC voltage switch

Fail operational vehicle power supply

Restoration of fault insulated feeder

Fault detection systems and methods for power grid systems

Electronic valve apparatus

Battery inverter system

Method for fault protection in HVDC grid, HVDC node of HVDC grid, a...

Underarm gang operated vacuum break switch

Source-network coordination type direct-current (DC) circuit breake...

Method and device for locating faults along an energy supply chain...

Patents Applicationslast 30 patents

ARC DETECTION FOR HIGH VOLTAGE SYSTEM

PHOTOVOLTAIC POWER GENERATION SYSTEM, PHOTOVOLTAIC INVERTER, AND DI...

DRIVE SYSTEM WITH PROTECTION CAPABILITY

CUTOFF DEVICE FOR HIGH-DC-VOLTAGE ELECTRIC CURRENT WITH PLASMA TUBE

BIPOLAR HYBRID CIRCUIT BREAKER FOR LOW-VOLTAGE DC CIRCUITS

METHOD FOR DETECTING ABNORMAL DIRECT CURRENT VOLTAGE MEASUREMENT IN...

SENSORS FOR USE IN HVDC POWER TRANSMISSION NETWORKS

IMPROVEMENTS IN OR RELATING TO PROTECTION CIRCUITS

FAULT DETECTION SYSTEMS AND METHODS FOR POWER GRID SYSTEMS

Electrical circuit breaker for protecting energy distribution in an...

AN ELECTRIC POWER SYSTEM

Method and System for a pilot directional protection of LCC-HVDC li...

IMPROVEMENTS IN OR RELATING TO BIPOLE POWER TRANSMISSION SCHEMES

System and Method for Hybrid Power Generation with Grid Connection

METHOD FOR PROTECTING DC LINE IMPEDANCE PHASE BASED ON PROTECTION A...

HIGH VOLTAGE DIRECT CURRENT CIRCUIT PROTECTION SYSTEM AND METHOD

ARC DETECTION DEVICE, SOLAR INVERTER, INDOOR WIRING SYSTEM, CIRCUIT...

ARC DETECTION DEVICE, SOLAR INVERTER, INDOOR WIRING SYSTEM, BREAKER...

MULTI-TERMINAL DC POWER TRANSMISSION SYSTEM, COMMON CONTROL DEVICE...

A COMMUTATION FAILURE PROTECTION METHOD, AND APPARATUS, COMPUTER DE...

PHOTOVOLTAIC POWER GENERATION SYSTEM, PHOTOVOLTAIC INVERTER, AND DI...

Restoration Of Fault Insulated Feeder

Source-network Coordination Type Direct-current (DC) Circuit Breake...

DIRECT-CURRENT TRANSMISSION LINE PROTECTION METHOD AND SYSTEM BASED...

RELIABLE FAULT DETECTION AND FAULT LOCALIZATION IN A LOAD ZONE OF A...

TOPOLOGY OF A SOLID STATE POWER CONTROLLER WITH TWO MID-CAPACITORS

ELECTRIC GRID AND METHOD FOR OPERATING AN ELECTRIC GRID

LOCATING A GROUND FAULT IN A DC SYSTEM

METHOD AND DEVICE FOR STARTING DIRECT-CURRENT (DC) TRANSMISSION LIN...

PULSE CIRCUIT FOR PROVIDING A FAULT CURRENT IN A DC VOLTAGE POWER S...