#H02J4/25

CONTROL METHOD FOR AN OFF-GRID ENERGY STORAGE SYSTEM, CONTROL DEVICE AND ENERGY STORAGE SYSTEM

Control methods for an Energy Storage System (ESS) are provided which relates to the technical field of off-grid controlling and include: when the ESS operates in AC/DC parallel off-grid mode, obtaini…

DRIVE·May 20·2 min read

H02J4/25 XIAMEN KEHUA DIGITAL ENERGY TECH CO LTD [CN]

PLANT POWER SUPPLY SYSTEM

A plant power supply system includes a power conversion system and a busbar box, where the busbar box is provided with a direct current (DC) busbar, the power conversion system being connected to the …

DRIVE·May 7·1 min read

H02J4/25 CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

VOLTAGE CONVERSION APPARATUS, CONTROL METHOD, AND POWER SUPPLY DEVICE

This application provides a voltage conversion apparatus, a control method, and a power supply device. The voltage conversion apparatus includes a control circuit. The control circuit is configured to…

DRIVE·Oct 8·2 min read

H02J4/25 HUAWEI DIGITAL POWER TECH CO LTD [CN]

UNINTERRUPTED POWER SUPPLY CIRCUIT AND CONTROL METHOD THEREFOR

The present invention discloses an uninterrupted power supply circuit and a method for controlling the same, and pertains to the communications field. The circuit includes an alternating current input…

DRIVE·Mar 19·2 min read

H02J4/25 HUAWEI TECH CO LTD [CN]

Electronic device

This electronic device (3) includes a control portion (37) receiving DC power through an AC-DC conversion portion (32a) from an AC power supply and a connection portion (31) connected to an external d…

DRIVE·Jan 15·1 min read

H02J4/25 FUNAI ELECTRIC CO [JP]

COMMUNICATION DEVICE, COMMUNICATION METHOD, BATTERY DEVICE, AND ELECTRONIC DEVICE

The present technique relates to a communication device, a communication method, a battery device, and an electronic apparatus that can easily manage a battery device formed with a large number of bat…

DRIVE·Jan 1·2 min read

H02J4/25 SONY CORP [JP]

ELECTRONIC DEVICE, POWER SUPPLY METHOD THEREOF AND WIRELESS POWER SUPPLY SYSTEM THEREOF

An electronic device (10), a power supply method thereof and a wireless power supply system thereof. The electronic device (10) includes a wired electric power receiving module (12), a wireless electr…

DRIVE·May 1·2 min read

H02J4/25 HAIER GROUP CORP [CN]

Ac adapter and electronic apparatus unit

An AC adapter includes a conversion part, an output terminal, and a voltage adjusting circuit. The conversion part converts alternating current input to an input terminal into a direct current. The ou…

DRIVE·Nov 28·1 min read

H02J4/25 FUJITSU LTD [JP]

Method for controlling switching arm switches, in particular for loading accumulation resources, and the corresponding loading device

The method involves controlling switches (12) of switching arms (A, B) by transmission of pulse width modulation control signals. Alternating voltage (Vx) is generated in an opposition phase relative …

DRIVE·Feb 22·1 min read

H02J4/25 VALEO SYS CONTROLE MOTEUR SAS [FR]

Power transmitting apparatus, power receiving apparatus, and power transmission system

A power transmitting apparatus (101) has a power transmitting apparatus side active electrode (12) provided within the casing thereof along a seat (10D). A power transmitting apparatus side passive el…

DRIVE·Feb 1·1 min read

H02J4/25 MURATA MANUFACTURING CO [JP]

BIDIRECTIONAL POLYPHASE MULTIMODE CONVERTER INCLUDING BOOST AND BUCK-BOOST MODES

A charging method using a multiphase line voltage for charging an energy storage system (ESS) using a polyphase motor drive circuit communicated to a polyphase motor, the polyphase motor drive circuit…

DRIVE·Feb 1·2 min read

H02J4/25 TESLA MOTORS INC [US]

Power management topologies

A power supply topology having a first path configured to be coupled to a controllable DC power source, a second path configured to be coupled to a battery, and a third path configured to be coupled t…

DRIVE·Aug 18·2 min read

H02J4/25 O2MICRO INC [US]

Charging device with multi-step voltage charging source

A charging device with a multi-step voltage charging source with means for taking active control over charging source voltage to further control its outputted charging current in the course of chargin…

DRIVE·Aug 18·1 min read

H02J4/25 YANG TAI-HER [TW]

Voltage detection controlled shunt & Voltage division charging device

A charging device with shunt and voltage division control by voltage detection to control a main switch (SWI) connected in series with the charging circuit by creating shunting to actively reduce char…

DRIVE·Jan 14·1 min read

H02J4/25 YANG TAI-HER [TW]

Control device for charger of battery of accumulators

The adjustable timing programmer (22) is connected to a push button (27) with contacts (28,29) which activate a relay (33). The relay operates a latching contact (35), a programmer contact (25) and ch…

DRIVE·Jan 22·1 min read

H02J4/25 CHASSAING JEAN-PIERRE [FR]