About 32 results
https://drivepatents.com/patents/980572 · 25 Dec 2013
The present invention has an object to improve a regenerative ratio while suppressing a change in a regenerative braking force caused by a change in a power generation voltage, in a regenerative control system of a vehicle which serves to regenerate kineti...
https://drivepatents.com/patents/981743 · 20 Nov 2013
Disclosed are a cooling system for an electric vehicle and a control method thereof. The electric vehicle equipped with electronic parts including an electric motor. The electric vehicle includes a motor control unit to control the electric motor, a main c...
https://drivepatents.com/patents/988823 · 17 Jul 2013
In a power semiconductor module applied to a three-level power conversion apparatus for a railroad vehicle, switching elements 1 to 4 and clamp diodes 5 and 6 are respectively formed of a wide bandgap semiconductor, the switching element 1, the clamp diode...
https://drivepatents.com/patents/996467 · 31 Oct 2012
Disclosed herein are a battery pack system to supply current necessary to operate an external device, the battery pack system including a battery module including a plurality of battery cells which can be charged and discharged, the battery module to suppl...
https://drivepatents.com/patents/1001248 · 20 Jun 2012
A rotating electric machine for vehicular use having n types of magnet pieces includes: a stator (230) that includes a stator core (232) and a stator winding (238) wound at the stator core (232); and a rotor (250) that is rotatably disposed relative to the...
https://drivepatents.com/patents/1002286 · 16 May 2012
Automotive electrical system for a motor vehicle comprising an internal combustion engine of a motor vehicle; the electric vehicle system comprising a series of electric vehicle loads, an electric battery, and an alternator generating a supply voltage of t...
https://drivepatents.com/patents/1006893 · 21 Dec 2011
A regenerative brake system for converting kinetic energy of a moving vehicle into usable mechanical or electrical power is disclosed. The regenerative brake system includes a generator operably coupled to at least one of the vehicle wheels. The system fur...
https://drivepatents.com/patents/1009254 · 28 Sep 2011
A system for operating an electric or hybrid-electric vehicle includes a computer programmed to identify a location of a vehicle (212), access a map and identify a plurality of links therein (210), pre-screen the plurality of links to identify if any of th...
https://drivepatents.com/patents/1009392 · 21 Sep 2011
An energy supply plant for electric traction vehicles, comprising an electric traction vehicle (4), connected with a domestic power system (8), with which the household electric appliances (10) are connected; the domestic power system (8) is, in turn, conn...
https://drivepatents.com/patents/1071351 · 28 Dec 2005
The present invention relates to the determination of a temperature of a brake resistor (3), in particular a brake resistor (3) for dissipating kinetic energy of a railroad traction vehicle into heat. During operation of the brake resistor (3), a resistor ...