About 21 results
https://drivepatents.com/patents/994342 · 2 Jan 2013
A cell balance control device includes a battery monitor unit (2, 3-1 ¼ 3-n), a cell balance unit (4), and an ECU (7), and equalizes serially connected chargeable battery cells (11-1 ¼ 11-n) in a battery loaded into a vehicle. The battery monitor unit (2...
https://drivepatents.com/patents/994683 · 26 Dec 2012
The battery storage unit (10) has several storage batteries (12) which are industrial batteries conforming to DIN EN43535 DIN EN43531and DIN EN43536standards. A device for providing control power for electric power supply network (24) from the storage batt...
https://drivepatents.com/patents/1001575 · 13 Jun 2012
The system (50) has a measuring unit (52) determining voltages lying at individual capacitor cells (32-1 to 32-n) by voltage measurements. An evaluation unit (100) determining a reference voltage for the capacitor cells. Discharging branches (80-1 to 80-n)...
https://drivepatents.com/patents/1004548 · 7 Mar 2012
A control device includes a controller causing a plurality of cell blocks each configured of one or plurality of secondary battery cells and connected in series to be charged with a cell balance, and the controller includes a detector detecting a voltage o...
https://drivepatents.com/patents/1014151 · 6 Apr 2011
Some embodiments of the present invention provide a system that efficiently converts between a lower input voltage and a higher output voltage. This system includes an input which receives the input voltage, and an output which provides the output voltage....
https://drivepatents.com/patents/1014419 · 30 Mar 2011
Method for rapid recharging batteries for light traction, which optimizes the duration in time by means of suitable devices for daily recharge and of suitable techniques for preparing the batteries, the method comprising a selection step of the batteries c...
https://drivepatents.com/patents/1014417 · 30 Mar 2011
The present invention relates to a system (13) for charge balancing over a plurality of rechargeable energy storage devices (12) coupled in series, said system (13) comprising a plurality of balancing units (15) each assigned to one of the rechargeable ene...
https://drivepatents.com/patents/1083759 · 22 Sep 2004
The invention relates to a control device for a battery pack and method for controlling a battery pack. The invention aims to suppress those variations in capacity among blocks into which a battery pack configured with a plurality of cells is divided at de...
https://drivepatents.com/patents/1091436 · 3 Dec 2003
A method for controlling voltage levels among cells while charging a battery array to a target voltage uses cell balancing modes employing respective charging currents. The method includes the steps of: (a) In no particular order: (1) establishing a parame...
https://drivepatents.com/patents/1095917 · 21 May 2003
A system and method for protecting against battery overcharging is used with an automotive electrical system having an alternator that supplies an output voltage VOUT to a string of at least first and second series-connected rechargeable batteries, an equa...