About 50 results
https://drivepatents.com/patents/965884 · 24 Dec 2014
A voltage balance control device selects a reference capacity battery cell on the basis of battery capacity and calculates a balance target voltage value according to the capacity difference between the reference capacity battery cell and each battery cell...
https://drivepatents.com/patents/968021 · 29 Oct 2014
Provided is a storage battery device whose battery life can be prolonged further. Storage battery device 30 having a plurality of storage battery cells 31-1 to 31-n connected in series includes monitoring unit 33 that measures voltages via the terminals of...
https://drivepatents.com/patents/970934 · 27 Aug 2014
The present invention provides an electrical storage device management system that allows an electrical storage device to obtain high input/output currents continuously over a long period of time when charging/discharging. In an electrical storage device m...
https://drivepatents.com/patents/971572 · 6 Aug 2014
A method and module for monitoring a voltage of a power cell, sampling and holding a voltage of the power cell, and balancing a voltage of the power cell. In accordance with an embodiment, an interface circuit is capable of operation in a plurality of oper...
https://drivepatents.com/patents/971523 · 6 Aug 2014
A charging apparatus includes a plurality of charging ports configured to charge external devices; a switch unit configured to connect or block power to or from each of the plurality of charging ports; and a controller configured to control so that an amou...
https://drivepatents.com/patents/978460 · 12 Feb 2014
A battery management system (20) for a battery (10) comprising a plurality of cells (10-1, 10-2, 10-3, 10-4) comprises a balancing circuit (22) including a resistance corresponding to and positioned adjacent each cell; a measurement circuit (21) configured...
https://drivepatents.com/patents/978837 · 5 Feb 2014
A power control apparatus includes: a control unit (101) that controls a discharged power of a first storage battery and a discharged power of a second storage battery; and a power acquisition unit (102) that acquires a total power to be supplied from the ...
https://drivepatents.com/patents/979325 · 22 Jan 2014
The storage (1) has first and second released state of charge (SOC) regions (3, 5) provided for a power supply, a third released SOC region (4) provided for internal consumption and the power supply, and two blocked regions (6, 7). A control device adapts ...
https://drivepatents.com/patents/979553 · 15 Jan 2014
The energy storage device (1) has a main energy storage unit (2) which comprises first cycle strength and an auxiliary energy storage unit (3) comprising second cycle strength. The first cycle strength is larger than the second cycle strength. A control de...
https://drivepatents.com/patents/980785 · 18 Dec 2013
Disclosed is an apparatus for controlling the connection of a plurality of battery packs including a switching unit provided on a charge/discharge path of each battery pack to selectively open and close the charge/discharge path, a first control unit provi...