About 66 results
https://drivepatents.com/patents/954517 · 6 Jan 2016
A device for assessing an extent of degradation of a secondary battery, includes: a determination unit that determines whether or not a value of current flowing in the secondary battery is less than a predetermined value; a first voltage measurement unit t...
https://drivepatents.com/patents/955246 · 9 Dec 2015
Disclosed is an apparatus and method for estimating a parameter of a secondary battery. The apparatus according to the present disclosure includes a sensor means configured to measure a plurality of current-voltage data while a charging current decreases w...
https://drivepatents.com/patents/955421 · 18 Nov 2015
In a method for determining a remaining runtime (4) of an industrial truck with an energy storage device of the industrial truck, with sensor means for detecting a state of charge of the energy storage device, with a control device and with a display devic...
https://drivepatents.com/patents/948462 · 7 Oct 2015
Disclosed is a battery management system for transmitting a secondary protection signal and a diagnosis signal using a small number of insulation elements. N battery management units included in the battery management system transmit at least two pieces of...
https://drivepatents.com/patents/957388 · 23 Sep 2015
Disclosed is a battery management system for transmitting a secondary protection signal and a diagnosis signal using a small number of insulation elements. N battery management units included in the battery management system transmit at least two pieces of...
https://drivepatents.com/patents/949547 · 12 Aug 2015
A drivable distance calculation device calculates a drivable distance that the vehicle equipped with the device can travel. The drivable distance calculation device includes a remaining battery capacity sensor which calculates a remaining capacity of a bat...
https://drivepatents.com/patents/958889 · 29 Jul 2015
A charge control device that charges a battery (20) using power output from a charger (10), wherein detecting means, charge state (SOC) calculation means, chargeable power calculation means, charge power calculation means, and charge time calculation means...
https://drivepatents.com/patents/965550 · 31 Dec 2014
A battery pack (1) includes: a battery (10); a notification unit (31, 35) configured to notify that a fully charged state is reached; a determination unit (31) configured to determine whether the fully charged state is reached; a processing unit (31) confi...
https://drivepatents.com/patents/966149 · 17 Dec 2014
Included are: a plurality of buses 4A and 4B; a number of sets of battery banks 2 (2 1 , 2 2 , ..., 2 n ) formed by serially connecting one or a plurality of battery cells 12 capable of charging and discharging, with the number thereof being larger than th...
https://drivepatents.com/patents/970281 · 10 Sep 2014
The method involves determining a parameter representing aging effect of an electrochemical cell by measurements and a no-load voltage model of the electrochemical cell provided by software executed on a programmed computer, where the model connects a volt...