Patent · US Active

Charge equalization apparatus

US8120322B2 · kind B2 · utility

17Cited by
8References
19Claims
0Family size

Assignees

Inventors

Key dates

Filing dateFeb 5, 2008
Grant dateFeb 21, 2012
Priority date
Expiry dateApr 3, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/70
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a charge equalization apparatus, in which series-connected batteries are divided into modules having certain sizes, and intra-module charge equalization and inter-module charge equalization are simultaneously performed, thus improving charge equalization performance and reducing the circuit size.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.