About 14 results
https://drivepatents.com/patents/1381619 · 30 Apr 2026
A battery system having a middle bus line, a positive bus line and a negative bus line is provided. The battery system has a battery module, a multilevel neutral point clamped inverter. One or more direct current to direct current converters and two or mor...
https://drivepatents.com/patents/1378605 · 19 Feb 2026
A vehicle includes an electrical load and an electrical system for providing power to the electrical load. The electrical system includes a converter including at least one leg, at least one inductor and a pyro switch between the at least one leg and the a...
https://drivepatents.com/patents/1377712 · 1 Jan 2026
A method of controlling a battery of an electric vehicle including a plurality of wheels, a driving motor supplying power to the plurality of wheels, and a controller controlling power supply to the driving motor and/or charging by the driving motor, inclu...
https://drivepatents.com/patents/939628 · 3 Aug 2016
A power control system for adjusting an input power limit of a DC-DC voltage converter is provided. The system includes a microprocessor that determines an amount of output power being output by a battery pack, an amount of available power in the battery p...
https://drivepatents.com/patents/964196 · 7 Jan 2015
A control unit (14) of a vehicle electric power supply apparatus (10) controls an opening and closing unit (16) to set a switch (15) to an OFF state and a voltage detection unit (26, 25) to detect an output voltage (VB) of a first power source (12) and an ...
https://drivepatents.com/patents/980928 · 11 Dec 2013
A system for transferring energy from an energy source includes a first energy source 12, a DC link coupled to a DC load, a first DC-to-DC voltage converter 14 coupled to the DC link, and a second DC-to-DC voltage converter 20,22 coupled to the first energ...
https://drivepatents.com/patents/988351 · 24 Jul 2013
Provided is an apparatus for charging battery in electric vehicle that includes a DC-DC converter unit (10,20) formed in two channels for converting a charge of the low voltage battery (160) to a power source by receiving a power source from the high volta...
https://drivepatents.com/patents/991249 · 1 May 2013
A power supply system for EV and a control method thereof are provided, the system including a high voltage battery generating a driving voltage to a motor of the EV, a low voltage battery generating a driving voltage for other electronic equipment, an LDC...
https://drivepatents.com/patents/985830 · 6 Mar 2013
A battery charging system includes a first battery unit for storing electric power to be supplied to a driving system of a train, and a second battery unit for storing electric power to be supplied to the first battery unit. A control unit calculates elect...
https://drivepatents.com/patents/997531 · 3 Oct 2012
When an auxiliary battery (43) is charged, a second switch (8-n) is turned on and off, a third switch (9) is turned off, and a fourth switch (11) is turned on. When the output voltages of first and second rechargeable battery cells (5-1 through 5-n, 4) are...