About 183 results
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/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,...
https://drivepatents.com/patents/950674 · 27 May 2015
A fuel cell system according to the present invention comprises: a fuel cell and a secondary battery, each acting as a power supply source; a first converter a second converter provided between the fuel cell and the secondary battery and first and second l...
https://drivepatents.com/patents/950853 · 20 May 2015
A turbocharger system may include an air storage tank provided in a vehicle so as to supply compressed air to an intake manifold of the vehicle provided with a turbocharger, a compressor connected to the air storage tank to supply compressed air to the air...
https://drivepatents.com/patents/961575 · 15 Apr 2015
Actuator for a vehicle transmission system, comprising: - an electrical machine comprising an armature and a field winding, a static converter comprising a plurality of switching cells, the static converter being arranged to electrically connect the electr...
https://drivepatents.com/patents/951440 · 8 Apr 2015
An unauthorized connection detecting device (100) which detects an unauthorized charge/discharge device includes: a time information obtaining unit (110) obtaining, as time information, information from a first charge/discharge device (20), the information...
https://drivepatents.com/patents/962109 · 1 Apr 2015
A charging system of an electric vehicle includes a drive battery storing electric power for driving a motor of the electric vehicle, a heater heating the drive battery, an electric power supply device converting electric power supplied from outside the el...
https://drivepatents.com/patents/951611 · 25 Mar 2015
A hybrid construction machine comprises: a motor generator (2) which exchanges torque with an engine (1); a hydraulic pump (3) which is driven by at least one of the engine and the motor generator; a hydraulic actuator (5) which is driven by hydraulic flui...
https://drivepatents.com/patents/962472 · 4 Mar 2015
The invention relates to a drive circuit for an electric motor with aerodynamic bearing of the motor shaft, wherein the drive circuit comprises at least one storage means for storing electrical energy, through which the electric motor can be supplied with ...
https://drivepatents.com/patents/963104 · 18 Feb 2015
A cooling structure for an inverter (31) controls a motor (6) to drive an automobile. This inverter device (22) includes a power circuit section (28) having an inverter (31) to convert a DC power of a battery (19) to an AC power for the motor (6), and a ca...