Bidirectional power converter for balancing state of charge among series connected electrical energy storage units
US7378818B2 · kind B2 · utility
74Cited by
60References
25Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 19, 2003 |
| Grant date | May 27, 2008 |
| Priority date | — |
| Expiry date | May 19, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/14
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A system is provided for balancing state of charge among plural series connected electrical energy storage units that includes a power converter that selectively couples to an individual storage unit of the a string of electrical energy storage units and bidirectionally transfers energy between the individual storage unit and the string of storage units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.