State of charge tracking system for battery systems based on relaxation voltage
US8878539B2 · kind B2 · utility
1Cited by
19References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 16, 2005 |
| Grant date | Nov 4, 2014 |
| Priority date | — |
| Expiry date | Sep 16, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/0071
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A battery control module for a battery system comprises a voltage measuring module that measures battery voltage and a current measuring module that measures battery current. A state of charge (SOC) module that communicates with said current and voltage measuring modules and that estimates SOC based on a power limit ratio.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.