About 52 results
https://drivepatents.com/patents/982021 · 13 Nov 2013
A system and method for low-cost, fault tolerant, EMI robust data communications, particularly for an EV environment.
https://drivepatents.com/patents/990783 · 15 May 2013
A charging control apparatus mounted on a vehicle (1) connected to an external charging device (100) through a charging connector (104), for performing control related to charging, includes a voltage sensor (18) for detecting a voltage applied to the charg...
https://drivepatents.com/patents/985565 · 20 Mar 2013
A charging apparatus for an electric vehicle is provided with: a charging cable (4) including a proximal end connected to a main body (1), a connector (2) provided on a distal end, and an extra length absorbing section (3) provided between the distal end a...
https://drivepatents.com/patents/996285 · 7 Nov 2012
To include a power converter 2 that drives an induction machine 1 and a control unit 5 that controls the power converter 2. The control unit 5 includes a drive stopping unit 10. The drive stopping unit 10 includes a secondary-resistance-temperature detecti...
https://drivepatents.com/patents/999901 · 1 Aug 2012
Disclosed are abnormality detecting apparatus and method for a high-voltage circuit (A), in which: a square wave pulse is outputted to a measuring point (p1) with a switch (SW1) set off, the switch (SW1) provided between an inverter circuit (2) and the gro...
https://drivepatents.com/patents/1003365 · 18 Apr 2012
A connection diagnostic apparatus for a ground fault detector including an oscillator connected via a coupling capacitor to an electric circuit with a first connection line and a second connection line, and a voltage detector for detecting a voltage value ...
https://drivepatents.com/patents/1007916 · 9 Nov 2011
The device (10) has a direct current (DC) converter (16) for converting supply voltage (18) into charging-DC voltage (20), and a contacting device for contacting a plug connection-current terminal of an electric vehicle (12). A differential current monitor...
https://drivepatents.com/patents/1012269 · 8 Jun 2011
An electric motorcycle in which a power drive unit, a motive power generation motor, etc. can be efficiently cooled is provided. An electric motorcycle 1 in which a PDU 18 and a motive power generation motor 16 for traveling are secured to a swing arm 13 s...
https://drivepatents.com/patents/1015654 · 16 Feb 2011
The method involves parallely connecting a network-side four-quadrant controller and a pulse power converter. A primary winding of a traction transformer is connected with network-alternating current (AC) voltage by a vacuum switch that is represented as a...
https://drivepatents.com/patents/1070874 · 11 Jan 2006
A current detection unit (60a) starts sampling of a motor current (MCRT) at the timing when the motor current (MCRT) has exceeded a threshold value (MCRT_std), and holds a maximum motor current value (MCRT_max) for each prescribed operation cycle. An abnor...