System for battery module balancing via variable voltage DC-DC converter in a hybrid-electric powertrain
US6275004A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2000 |
| Grant date | Aug 14, 2001 |
| Priority date | — |
| Expiry date | Sep 11, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S903/907
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An apparatus for balancing a battery module in a vehicle including a plurality of batteries in the battery module, the plurality of batteries connected in series, the plurality of batteries each having a battery voltage, and at least one battery providing power to an electrical system of the vehicle, an electric generator producing a generator voltage to charge the plurality of batteries, and a DC--DC converter coupled to the electrical generator and receiving power from the electrical generator, the DC--DC converter monitoring at least one of the battery voltages of at least one of the plurality of batteries and controlling the battery voltage of the battery providing power to the electrical system of the vehicle with reference to the monitored battery voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.