About 323 results
Showing the first 200 results.
https://drivepatents.com/patents/968459 · 22 Oct 2014
A propulsion control device executing propulsion control of an electric vehicle by using DC power supplied from each converter is connected to each converter as a load. A carrier phase table 22, in which, when load states of propulsion control devices capa...
https://drivepatents.com/patents/969239 · 8 Oct 2014
A transformer (50) includes a core (10), a primary winding (3) wound about the core (10), a secondary winding (4) wound about the core (10) in parallel with the primary winding (3), and a differential winding (5) wound about the core (10) and connected in ...
https://drivepatents.com/patents/969248 · 8 Oct 2014
An inverter device for an electric vehicle includes an inverter circuit 2 that controls an electric motor 3 connected to a wheel 8 via a connecting member and a control unit 20 that controls torque of the electric motor 3. The control unit 20 includes a cu...
https://drivepatents.com/patents/969106 · 8 Oct 2014
For the purpose of obtaining a power conversion apparatus of a three-level inverter system that can reduce a withstand voltage of an isolation transformer for a semiconductor driving circuit and secure long-term reliability under a situation in which a con...
https://drivepatents.com/patents/969091 · 8 Oct 2014
A vehicle auxiliary power supply device includes a resonant inverter circuit 1 that converts DC input into a desired AC voltage and outputs the AC voltage and a control unit 10. The control unit 10 includes a resonance-time managing unit 13 managing resona...
https://drivepatents.com/patents/969236 · 8 Oct 2014
A power measuring apparatus (112) is provided with: a line connector (112s) connected to a power source line (11), which supplies power to equipment; and a measuring circuit (1122), which measures a voltage and a current supplied to the equipment by means ...
https://drivepatents.com/patents/969470 · 1 Oct 2014
An in-vehicle device 1 stores a Wake Up pattern, which notifies a mobile device of a start of communication, in an area before a data storage area of a frame and transmits the frame, the mobile device 2 includes a modulation/demodulation circuit 24 and a m...
https://drivepatents.com/patents/969426 · 1 Oct 2014
An auxiliary power source device for a vehicle is incorporated in an electric vehicle and includes a three-phase inverter that converts an input DC voltage into a desired three-phase AC voltage and applies the three-phase AC voltage to a load. The auxiliar...
https://drivepatents.com/patents/970162 · 17 Sep 2014
An outdoor cooling unit (100) in a vehicle air-conditioning apparatus is configured such that the angle between a normal line to a suction plane of a suction portion (12) and a normal line to a discharge plane of a discharge portion (13) is acute and such ...
https://drivepatents.com/patents/970549 · 3 Sep 2014
Power flow in an electric power network is optimized during multiple time periods of operation of the electric power network by solving an optimization problem represented by an objective function by first initializing variables and constraints of a branch...