of DC quantities

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CPC
H02H3/445

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HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection integrated protection

Current Industry

H02H3/445of DC quantities

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for starting direct-current (DC) transmission lin...
- Patent number 11,742,652
- Issue date Aug 29, 2023
- China Electric Power Research Institute
- Hong Cao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Touch safe DC powering for remote loads
- Patent number 11,733,285
- Issue date Aug 22, 2023
- Alpha Technologies Ltd.
- Rifat Siddique
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for improved detection of interruption of power s...
- Patent number 11,495,959
- Issue date Nov 8, 2022
- ARRIS Enterprises LLC
- Frederick Salberta
- G01 - MEASURING TESTING
Information Patent Grant
Direct current (DC) circuit breaker
- Patent number 11,482,854
- Issue date Oct 25, 2022
- Hamilton Sundstrand Corporation
- Sebastian Rosado
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device, cabinet, and method for preventing power outage of entire c...
- Patent number 11,422,604
- Issue date Aug 23, 2022
- INSPUR ELECTRONIC INFORMATION INDUSTRY CO., LTD
- Fukuan Wu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic device and control method thereof
- Patent number 11,196,244
- Issue date Dec 7, 2021
- Canon Kabushiki Kaisha
- Hiroshi Moritomo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Monitoring of a high-voltage DC transmission
- Patent number 11,177,662
- Issue date Nov 16, 2021
- Siemens Energy Global GmbH & Co. KG
- Andreas Lorenz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit breaker failure protection in a power substation
- Patent number 10,916,936
- Issue date Feb 9, 2021
- Mohammad Rezaei Jegarluei
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Solid-state circuit interrupter and arc inhibitor
- Patent number 10,630,069
- Issue date Apr 21, 2020
- Atom Power, Inc.
- Ryan Kennedy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnetic streamer safety
- Patent number 10,461,523
- Issue date Oct 29, 2019
- PGS Geophysical AS
- Philip Heelan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device with power switch
- Patent number 10,381,823
- Issue date Aug 13, 2019
- Infineon Technologies AG
- Christian Djelassi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Passive electronic fuse for protecting a DC application
- Patent number 10,177,557
- Issue date Jan 8, 2019
- ABB Schweiz AG
- Robert Saers
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Phase shifter
- Patent number 10,163,889
- Issue date Dec 25, 2018
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Frank Mayer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fault location of DC distribution systems
- Patent number 9,800,044
- Issue date Oct 24, 2017
- ABB Schweiz AG
- Li Qi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Abnormal connection detection method
- Patent number 9,753,077
- Issue date Sep 5, 2017
- RICHTECK TECHNOLOGY CORPORATION
- Yi-Min Shiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Noise propagation immunity of a multi-string arc fault detection de...
- Patent number 9,634,479
- Issue date Apr 25, 2017
- Sensata Technologies, Inc.
- Jianhong Kang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Home run arc detection at the photovoltaic string level using multi...
- Patent number 9,502,885
- Issue date Nov 22, 2016
- Sensata Technologies, Inc.
- Lee Martin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for detection and control of DC arc faults
- Patent number 9,478,967
- Issue date Oct 25, 2016
- Enphase Energy, Inc.
- Marv Dargatz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods of discriminating DC arcs and load switching noise
- Patent number 9,465,909
- Issue date Oct 11, 2016
- Sensata Technologies, Inc.
- Keith W. Kawate
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Breaker failure protection of HVDC circuit breakers
- Patent number 9,042,071
- Issue date May 26, 2015
- ABB Research Ltd.
- Bertil Berggren
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mobile generator and mobile generator protective device
- Patent number 8,953,287
- Issue date Feb 10, 2015
- KW-Generator GmbH & Co. KG
- Michael Werner
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protection system for an electrical power network
- Patent number 8,842,401
- Issue date Sep 23, 2014
- Rolls-Royce PLC
- Jason E Hill
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault protection of HVDC transmission lines
- Patent number 8,749,933
- Issue date Jun 10, 2014
- ABB Research Ltd.
- Bertil Berggren
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Decreasing voltage detection with control signaling
- Patent number 8,730,627
- Issue date May 20, 2014
- Hewlett-Packard Development Company, L.P.
- Sam Babb
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Diode based ESD triggers
- Patent number 8,576,524
- Issue date Nov 5, 2013
- Cypress Semiconductor Corporation
- Dan Zupcau
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
SSPC for parallel arc fault detection in DC power system
- Patent number 8,320,090
- Issue date Nov 27, 2012
- Hamilton Sundstrand Corporation
- Gregory I. Rozman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for detection and control of dc arc faults
- Patent number 8,179,147
- Issue date May 15, 2012
- Enphase Energy, Inc.
- Marv Dargatz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Portable linear actuator and a method of limiting the maximum force...
- Patent number 7,633,246
- Issue date Dec 15, 2009
- Virax
- Frédéric Bernier
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Over voltage detection circuit, and power source circuit, power sup...
- Patent number 7,372,683
- Issue date May 13, 2008
- Hitachi, Ltd.
- Hideho Yamamura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Resettable circuit protection apparatus
- Patent number 7,342,762
- Issue date Mar 11, 2008
- Littelfuse, Inc.
- Edwin J. Harris, IV
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SAFETY INTERLOCK FOR INSTRUMENTS AND SYSTEMS
- Publication number 20240348040
- Publication date Oct 17, 2024
- KEITHLEY INSTRUMENTS, LLC
- Benjamin J. Yurick
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIRECT CURRENT (DC) CIRCUIT BREAKER
- Publication number 20210384718
- Publication date Dec 9, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Sebastian Rosado
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR IMPROVED DETECTION OF INTERRUPTION OF POWER S...
- Publication number 20210234363
- Publication date Jul 29, 2021
- ARRIS Enterprises LLC
- Frederick SALBERTA
- G01 - MEASURING TESTING
Information Patent Application
DEVICE, CABINET, AND METHOD FOR PREVENTING POWER OUTAGE OF ENTIRE C...
- Publication number 20210223843
- Publication date Jul 22, 2021
- INSPUR ELECTRONIC INFORMATION INDUSTRY CO., LTD
- Fukuan WU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER SUPPLY CIRCUIT AND ELECTRONIC DEVICE
- Publication number 20210218241
- Publication date Jul 15, 2021
- Fujitsu Limited
- TOMOYOSHI KITAMURA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MONITORING OF A HIGH-VOLTAGE DC TRANSMISSION
- Publication number 20210194247
- Publication date Jun 24, 2021
- Siemens Aktiengesellschaft
- Andreas Lorenz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT BREAKER FAILURE PROTECTION IN A POWER SUBSTATION
- Publication number 20190036329
- Publication date Jan 31, 2019
- Mapna Power Plants Construction & Development Co. (MD1)
- Mohammad Rezaei Jegarluei
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF DETECTING ELECTRICAL DISTURBANCE BY DC COMPONENT
- Publication number 20180191151
- Publication date Jul 5, 2018
- LSIS CO., LTD
- Ji-Ung KIM
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PHASE SHIFTER
- Publication number 20180006014
- Publication date Jan 4, 2018
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Frank MAYER
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DESATURATION FAULT IN AN INVER...
- Publication number 20140218826
- Publication date Aug 7, 2014
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- KONSTANTIN S. MAJAROV
- G01 - MEASURING TESTING
Information Patent Application
NOISE PROPAGATION IMMUNITY OF A MULTI-STRING ARC FAULT DETECTION DE...
- Publication number 20140195177
- Publication date Jul 10, 2014
- Jianhong Kang
- G01 - MEASURING TESTING
Information Patent Application
SYSTEMS AND METHODS OF DISCRIMINATING DC ARCS AND LOAD SWITCHING NOISE
- Publication number 20140142873
- Publication date May 22, 2014
- Keith W. Kawate
- G01 - MEASURING TESTING
Information Patent Application
HOME RUN ARC DETECTION AT THE PHOTOVOLTAIC STRING LEVEL USING MULTI...
- Publication number 20140142874
- Publication date May 22, 2014
- Lee Martin
- G01 - MEASURING TESTING
Information Patent Application
FAULT PROTECTION OF HVDC TRANSMISSION LINES
- Publication number 20130088802
- Publication date Apr 11, 2013
- ABB Research Ltd.
- Bertil Berggren
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BREAKER FAILURE PROTECTION OF HVDC CIRCUIT BREAKERS
- Publication number 20130077204
- Publication date Mar 28, 2013
- ABB Research Ltd.
- Bertil Berggren
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOBILE GENERATOR AND MOBILE GENERATOR PROTECTIVE DEVICE
- Publication number 20130033787
- Publication date Feb 7, 2013
- Michael WERNER
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND APPARATUS FOR DETECTION AND CONTROL OF DC ARC FAULTS
- Publication number 20120206843
- Publication date Aug 16, 2012
- Enphase Energy, Inc.
- MARV DARGATZ
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
PROTECTION SYSTEM FOR AN ELECTRICAL POWER NETWORK
- Publication number 20120200966
- Publication date Aug 9, 2012
- Rolls-Royce plc
- Jason E. HILL
- G01 - MEASURING TESTING
Information Patent Application
DECREASING VOLTAGE DETECTION WITH CONTROL SIGNALING
- Publication number 20120026633
- Publication date Feb 2, 2012
- Sam Babb
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SSPC For Parallel Arc Fault Detection in DC Power System
- Publication number 20110299201
- Publication date Dec 8, 2011
- Hamilton Sundstrand Corporation
- Gregory I. Rozman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and apparatus for detection and control of dc arc faults
- Publication number 20110019444
- Publication date Jan 27, 2011
- Enphase Energy, Inc.
- MARV DARGATZ
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Portable Linear Actuator and a Method of Limiting the Maximum Force...
- Publication number 20080024077
- Publication date Jan 31, 2008
- Frederic Bernier
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Resettable circuit protection apparatus
- Publication number 20070103833
- Publication date May 10, 2007
- Edwin J. Harris
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Solid state switch with quasi-predictive short circuit
- Publication number 20060164772
- Publication date Jul 27, 2006
- Sam Yonghong Guo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR PREVENTING THE FORMATION OF AN ELECTRIC ARC I...
- Publication number 20040203271
- Publication date Oct 14, 2004
- LEAR CORPORATION
- Carles Borrego Bel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Detection of arcing in dc electrical systems
- Publication number 20040027749
- Publication date Feb 12, 2004
- Joseph C. Zuercher
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Over voltage detection circuit, and power source circuit, power sup...
- Publication number 20030030955
- Publication date Feb 13, 2003
- Hideho Yamamura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method for monitoring and influencing an electric motor
- Publication number 20020180389
- Publication date Dec 5, 2002
- Leopold Kostal GmbH & Co., KG
- Alexandre da Silva Filgueiras
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

of DC quantities

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and device for starting direct-current (DC) transmission lin...

Touch safe DC powering for remote loads

System and method for improved detection of interruption of power s...

Direct current (DC) circuit breaker

Device, cabinet, and method for preventing power outage of entire c...

Electronic device and control method thereof

Monitoring of a high-voltage DC transmission

Circuit breaker failure protection in a power substation

Solid-state circuit interrupter and arc inhibitor

Electromagnetic streamer safety

Device with power switch

Passive electronic fuse for protecting a DC application

Phase shifter

Fault location of DC distribution systems

Abnormal connection detection method

Noise propagation immunity of a multi-string arc fault detection de...

Home run arc detection at the photovoltaic string level using multi...

Method and apparatus for detection and control of DC arc faults

Systems and methods of discriminating DC arcs and load switching noise

Breaker failure protection of HVDC circuit breakers

Mobile generator and mobile generator protective device

Protection system for an electrical power network

Fault protection of HVDC transmission lines

Decreasing voltage detection with control signaling

Diode based ESD triggers

SSPC for parallel arc fault detection in DC power system

Method and apparatus for detection and control of dc arc faults

Portable linear actuator and a method of limiting the maximum force...

Over voltage detection circuit, and power source circuit, power sup...

Resettable circuit protection apparatus

Patents Applicationslast 30 patents

SAFETY INTERLOCK FOR INSTRUMENTS AND SYSTEMS

DIRECT CURRENT (DC) CIRCUIT BREAKER

SYSTEM AND METHOD FOR IMPROVED DETECTION OF INTERRUPTION OF POWER S...

DEVICE, CABINET, AND METHOD FOR PREVENTING POWER OUTAGE OF ENTIRE C...

POWER SUPPLY CIRCUIT AND ELECTRONIC DEVICE

MONITORING OF A HIGH-VOLTAGE DC TRANSMISSION

CIRCUIT BREAKER FAILURE PROTECTION IN A POWER SUBSTATION

METHOD OF DETECTING ELECTRICAL DISTURBANCE BY DC COMPONENT

PHASE SHIFTER

METHOD AND APPARATUS FOR DETECTING A DESATURATION FAULT IN AN INVER...

NOISE PROPAGATION IMMUNITY OF A MULTI-STRING ARC FAULT DETECTION DE...

SYSTEMS AND METHODS OF DISCRIMINATING DC ARCS AND LOAD SWITCHING NOISE

HOME RUN ARC DETECTION AT THE PHOTOVOLTAIC STRING LEVEL USING MULTI...

FAULT PROTECTION OF HVDC TRANSMISSION LINES

BREAKER FAILURE PROTECTION OF HVDC CIRCUIT BREAKERS

MOBILE GENERATOR AND MOBILE GENERATOR PROTECTIVE DEVICE

METHOD AND APPARATUS FOR DETECTION AND CONTROL OF DC ARC FAULTS

PROTECTION SYSTEM FOR AN ELECTRICAL POWER NETWORK

DECREASING VOLTAGE DETECTION WITH CONTROL SIGNALING

SSPC For Parallel Arc Fault Detection in DC Power System

Method and apparatus for detection and control of dc arc faults

Portable Linear Actuator and a Method of Limiting the Maximum Force...

Resettable circuit protection apparatus

Solid state switch with quasi-predictive short circuit

METHOD AND SYSTEM FOR PREVENTING THE FORMATION OF AN ELECTRIC ARC I...

Detection of arcing in dc electrical systems

Over voltage detection circuit, and power source circuit, power sup...

Method for monitoring and influencing an electric motor