About 323 results
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https://drivepatents.com/patents/958910 · 29 Jul 2015
[Object] To provide a field-winding rotating electrical machine capable of, even when field current is limited, releasing the limitation of field current within a predetermined range of time in the case where a vehicle needs a normal output. [Solution] A f...
https://drivepatents.com/patents/949976 · 22 Jul 2015
A propulsion control device of a hybrid vehicle that enables, during an operating state of a train, flexible control corresponding to the operating state includes a total control section 10 that totally controls a power generating device 2, a power storage...
https://drivepatents.com/patents/959288 · 8 Jul 2015
An in-vehicle power conversion system, which can shield a circuit unit without using a particular shield member and can achieve reduction in cost and size, is obtained. Included are: a conductive housing having an opening; and a multilayer printed wiring b...
https://drivepatents.com/patents/959928 · 24 Jun 2015
The present invention includes a position detection unit 11; a regenerating-condition detection unit 13 that detects a condition in which the regenerative-brake is used; a train-line information holding unit 14 that holds therein information on a section i...
https://drivepatents.com/patents/959934 · 24 Jun 2015
The present invention includes a position detection unit 11; a regenerating-condition detection unit 13 that detects a regenerative-brake usage condition; a train-line-information holding unit 14 that holds therein information on a section in which a train...
https://drivepatents.com/patents/960113 · 17 Jun 2015
A heat pump device includes: a compressor (1) that compresses a refrigerant; a motor (8) that drives the compressor; a wiring switching unit (33) that switches a wiring structure of the motor (8); an inverter (9) that applies a desired voltage to the motor...
https://drivepatents.com/patents/959994 · 17 Jun 2015
A first power converter 1 connected to a plurality of motors is configured to operate as a DC/AC converter or an AC/DC converter. A second power converter 2 connected to a generator 5 is configured to operate as a DC/AC converter or the AC/DC converter. A ...
https://drivepatents.com/patents/950471 · 10 Jun 2015
A charging/discharging device 100 includes a charging/discharging connector 3 that electrically connects a storage battery and the charging/discharging device 100, a cable that is connected to the charging/discharging connector at one end and is connected ...
https://drivepatents.com/patents/950780 · 27 May 2015
A power-generation control unit 7 controls the amount of power a generator can generate, when it is connected to an engine, by controlling a converter that converts AC power output by the generator to DC power. The power-generation control unit 7 calculate...
https://drivepatents.com/patents/950676 · 27 May 2015
A propulsion control apparatus of an electric motor vehicle includes a first power converter 21 that operates as a DC/AC converter, an AC/DC converter, or a DC/DC converter, a first power converter 21 that operates as a DC/AC converter, an AC/DC converter,...