Fault detection by injection of an auxiliary voltage

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HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H1/00Details of emergency protective circuit arrangements

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H02H1/003Fault detection by injection of an auxiliary voltage

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Patents Grantslast 30 patents

Information Patent Grant
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Monitor device, ground fault protection circuit and techniques
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Current measurement
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Information Patent Grant
Arrangement for injection-based ground fault protection handling
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Device and method for testing the operation of a protection unit an...
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Electrical link comprising an electrical protection device—current...
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Electrical link comprising an electrical protection device
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Temperature monitoring
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Electric fuse current sensing systems and monitoring methods
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Sensitive DC current imbalance detector and calibration method
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Electrical relay system with failure detection
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Combined device for electrical protection against transient overvol...
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Overtemperature protection
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- EBM-Papst Mulfingen GmbH & Co. KG
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Information Patent Grant
Ground fault detection for light-emitting element drive device
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Information Patent Grant
Smart sensor network for power grid health monitoring
- Patent number 10,261,119
- Issue date Apr 16, 2019
- The University of Akron
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Patents Applicationslast 30 patents

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FAULT CLEARING IN ELECTRICAL SYSTEMS WITH INJECTED SIGNAL
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System and Method for Grounded-Neutral Fault Detection
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ELECTRONIC DEVICE WITH OVERCURRENT PROTECTION AND METHOD FOR OVERCU...
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CIRCUIT TESTING AND DIAGNOSIS
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ETHERNET POWER SUPPLY DEVICE
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SYSTEM AND METHOD FOR DEVICE MONITORING
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INTEGRATED CAPACITIVE DISCHARGE ELECTRICAL BONDING ASSURANCE SYSTEM
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Arrangement For Injection-Based Ground Fault Protection Handling
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SYSTEM AND METHOD FOR LOCATING EARTH FAULT IN POWER GRIDS
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TEMPERATURE MONITORING
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THERMAL PROTECTOR
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- Publication date Jul 5, 2018
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OVERTEMPERATURE PROTECTION
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- Martin BÜRKERT
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FAULT LOCATION USING TRAVELING WAVES
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ELECTRICAL MEASURING DEVICE FOR MEASURING THE RESISTANCE OF AN EART...
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COMBINED DEVICE FOR ELECTRICAL PROTECTION AGAINST TRANSIENT OVERVOL...
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- CIRPROTEC, S.L.
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Information Patent Application
FAULT IDENTIFICATION AND ISOLATION IN AN ELECTRIC PROPULSION SYSTEM
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ELECTRONIC EQUIPMENT ITEM COMPRISING A HOUSING AND AT LEAST ONE ELE...
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OVERCURRENT PROTECTION FOR AN AUTOMOTIVE INSTRUMENT CLUSTER
- Publication number 20160099559
- Publication date Apr 7, 2016
- CONTINENTAL AUTOMOTIVE SYSTEMS, INC.
- Manuel Fernandez-Guerrero
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Information Patent Application
OVER-CURRENT PROTECTION METHOD AND CIRCUIT FOR A DC INVERTER
- Publication number 20160087419
- Publication date Mar 24, 2016
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- Chenyi JIANG
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Information Patent Application
FAULT DETECTION AND ISOLATION USING A COMMON REFERENCE CLOCK
- Publication number 20160072270
- Publication date Mar 10, 2016
- Southern States, LLC
- Joseph R. Rostron
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Fault detection by injection of an auxiliary voltage

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Power cord LCDI and hotspot detector circuit

Solid-state multi-channel protection circuit

Power cord with leakage current detection and interruption function

Electronic device with overcurrent protection and method for overcu...

Circuit testing and diagnosis

Ethernet power supply device

Leakage current detection and interruption device for power cord an...

Monitor device, ground fault protection circuit and techniques

System and method for short detection in a computing device

Monitor device, ground fault protection circuit and techniques

System and method for locating earth fault in power grids

Current measurement

Arrangement for injection-based ground fault protection handling

Device and method for testing the operation of a protection unit an...

Electrical link comprising an electrical protection device—current...

Electrical link comprising an electrical protection device

Circuit for mitigating electric shock

Photovoltaic panel rapid shutdown and recovery

Temperature monitoring

Electric fuse current sensing systems and monitoring methods

Electrical fault detection

Integrated capacitive discharge electrical bonding assurance system

Sensitive DC current imbalance detector and calibration method

Semiconductor device, control method of semiconductor device, and f...

Electrical relay system with failure detection

Combined device for electrical protection against transient overvol...

Thermal protector

Overtemperature protection

Ground fault detection for light-emitting element drive device

Smart sensor network for power grid health monitoring

Patents Applicationslast 30 patents

LEAKAGE CURRENT DETECTION AND INTERRUPTION DEVICE FOR POWER CORD AN...

POWER CORD LCDI AND HOTSPOT DETECTOR CIRCUIT

FAULT CLEARING IN ELECTRICAL SYSTEMS WITH INJECTED SIGNAL

ACCURATE AND FAST POWER MODULE PROPERTIES ASSESSMENT

COMPRESSOR VOLTAGE PROTECTION MODULE ENABLING BASED ON SOFT STARTER...

METHOD AND DEVICE FOR LINE PROTECTION

POWER CORD WITH LEAKAGE CURRENT DETECTION AND INTERRUPTION FUNCTION

System and Method for Grounded-Neutral Fault Detection

ELECTRONIC DEVICE WITH OVERCURRENT PROTECTION AND METHOD FOR OVERCU...

CIRCUIT TESTING AND DIAGNOSIS

ETHERNET POWER SUPPLY DEVICE

SYSTEM AND METHOD FOR DEVICE MONITORING

INTEGRATED CAPACITIVE DISCHARGE ELECTRICAL BONDING ASSURANCE SYSTEM

Arrangement For Injection-Based Ground Fault Protection Handling

MONITOR DEVICE, GROUND FAULT PROTECTION CIRCUIT AND TECHNIQUES

ELECTRICAL LINK COMPRISING AN ELECTRICAL PROTECTION DEVICE

SYSTEM AND METHOD FOR LOCATING EARTH FAULT IN POWER GRIDS

TEMPERATURE MONITORING

DEVICE AND METHOD FOR TESTING THE OPERATION OF A PROTECTION UNIT AN...

LIGHT-EMITTING ELEMENT DRIVE DEVICE

THERMAL PROTECTOR

OVERTEMPERATURE PROTECTION

FAULT LOCATION USING TRAVELING WAVES

ELECTRICAL MEASURING DEVICE FOR MEASURING THE RESISTANCE OF AN EART...

COMBINED DEVICE FOR ELECTRICAL PROTECTION AGAINST TRANSIENT OVERVOL...

FAULT IDENTIFICATION AND ISOLATION IN AN ELECTRIC PROPULSION SYSTEM

ELECTRONIC EQUIPMENT ITEM COMPRISING A HOUSING AND AT LEAST ONE ELE...

OVERCURRENT PROTECTION FOR AN AUTOMOTIVE INSTRUMENT CLUSTER

OVER-CURRENT PROTECTION METHOD AND CIRCUIT FOR A DC INVERTER

FAULT DETECTION AND ISOLATION USING A COMMON REFERENCE CLOCK