Battery heating circuits and methods using transformers
US9065293B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 9, 2012 |
| Grant date | Jun 23, 2015 |
| Priority date | — |
| Expiry date | Jun 1, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Certain embodiments of the present invention provide a battery heating circuit, comprising a switch unit 10 , a switching control module 100 , a one-way semiconductor component D10 , a damping component R, and a transformer T, wherein: the switching control module 100 is electrically connected with the switch unit 10; the battery, the damping component R, the first winding of the transformer T, and the switch unit 10 are connected in series with each other to constitute a battery discharging circuit; the battery, the damping component R, the second winding of the transformer T, and the one-way semiconductor component D10 are connected in series with each other to constitute a battery charging circuit. The transformer in certain embodiments of the present invention serves as an energy storage component, and has a current limiting function.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.