#H02H7/22

Protection method and protection system of ship's power distribution system

A protection system of ship's power distribution system, when a fault occurs in the feeder preset to be in charge of the third circuit breaker module, the relay of the third circuit breaker module tri…

DRIVE·May 26·2 min read

H02H7/22 HD Hyundai Electric Co., Ltd.

Vehicle Power Supply Device

A vehicle power supply device comprises: a first power storage element group having multiple power storage elements connected in series; a second power storage element group connected in series to the…

DRIVE·May 1·2 min read

H02H7/22 Imasen Electric Industrial Co., Ltd.

NON-CONTACT POWER SUPPLY SYSTEM AND TRANSPORT SYSTEM

In a non-contact power supply system, each of a plurality of non-contact power supply devices includes a filter circuit connected to an inverter to convert power supplied from a power source into AC p…

DRIVE·Feb 20·1 min read

H02H7/22 Murata Machinery, Ltd.

CUTOFF CONTROL APPARATUS

A cutoff control apparatus controls a cutoff unit in a vehicle-mounted system which includes: a power storage unit; a power line between the power storage unit and a load; and the cutoff unit that swi…

DRIVE·Apr 11·1 min read

H02H7/22 AutoNetworks Technologies, Ltd.

ON-BOARD CONTROL DEVICE

An on-board control device includes a plurality of relays, a control unit, and a plurality of current detection units. The plurality of current detection units detect the value of current that flows t…

DRIVE·Mar 28·1 min read

H02H7/22 AutoNetworks Technologies, Ltd.

TRANSFORMER RECTIFIER UNIT (TRU) BACKFEED INTERLOCK

A system includes a transformer rectifier unit (TRU) including a backfeed sense module. A contactor is operatively connected to the TRU for selectively supplying DC power to a DC bus from the TRU with…

DRIVE·May 11·1 min read

H02H7/22 Hamilton Sundstrand Corporation

AN ELECTRONIC CIRCUIT BREAKER FOR A VEHICLE, AND A METHOD THEREFOR

An electronic circuit breaker for a vehicle, comprising: an input configured to be connected to a DC power supply; an output configured to be connected to a load; said input connected to said output v…

DRIVE·Oct 13·1 min read

H02H7/22 Scania CV AB

DEPENDABLE OPEN-PHASE DETECTION IN ELECTRIC POWER DELIVERY SYSTEMS WITH INVERTER-BASED RESOURCES

Systems and methods are described herein to detect an open-phase condition associated with an inverter-based resource for electric power generation within an electric power delivery system. An electri…

DRIVE·Aug 18·1 min read

H02H7/22 Schweitzer Engineering Laboratories, Inc.

OPERATING A LOAD ZONE ON A POWER GRID

A method and switch module are for operating a load zone on a power grid. In an embodiment of the method, at least one load profile is captured and stored during setup operation of the load zone, docu…

DRIVE·Mar 31·2 min read

H02H7/22 Siemens Aktiengesellschaft

GROUND FAULT PROTECTION METHOD AND APPARATUS FOR PHOTOVOLTAIC STATION OUTPUT TRANSMISSION LINE

Provided are a ground fault protection method and apparatus for a photovoltaic station output transmission line. A circuit breaker on a photovoltaic side is controlled by a control element. Whether me…

DRIVE·Dec 30·1 min read

H02H7/22 STATE GRID ZHEJIANG ELECTRIC POWER CO., LTD. TAIZHOU POWER SUPPLY COMPANY

ON-BOARD ELECTRICAL SYSTEM FOR A VEHICLE AND PROCESS FOR OPERATING AN ON-BOARD ELECTRICAL SYSTEM

An on-board electrical system for a vehicle includes an on-board power supply system () with a plurality of electrical energy consumers, and at least one on-board power supply system battery (). At le…

DRIVE·Nov 11·1 min read

H02H7/22 Eberspächer Controls Landau GmbH & Co. KG

DC POWER DISTRIBUTION SYSTEM

In the conventional elimination of a short-circuited point by using fuses, due to the fuse characteristics, it is not possible to ensure cooperation at the respective melting times of fuses in a short…

DRIVE·Oct 7·1 min read

H02H7/22 Mitsubishi Electric Corporation

DIRECT-CURRENT BREAKING DEVICE

A direct-current breaking device includes a main circuit breaker inserted on a DC line, a resonant circuit connected in parallel with the main circuit breaker, and a MOSA connected in parallel with th…

DRIVE·Apr 15·1 min read

H02H7/22 Mitsubishi Electric Corporation