Patent · US Active

Method and apparatus of stored energy management in battery powered vehicles

US8314587B2 · kind B2 · utility

17Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 12, 2009
Grant dateNov 20, 2012
Priority date
Expiry dateNov 15, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY04S40/124
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A secondary battery and charging system are provided within an electric car or other electric drive vehicle. The secondary battery may, e.g., be owned by the electric utility. The battery is removable and can be charged and discharged independently of the primary car battery system. The utility can use the secondary battery to implement vehicle-to-grid functionality.

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