Series-parallel switching device and battery pack including series-parallel switching device
US11749829B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2020 |
| Grant date | Sep 5, 2023 |
| Priority date | — |
| Expiry date | Dec 6, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present application relates to a series-parallel switching device and a battery pack including the series-parallel switching device. The series-parallel switching device used for the battery pack is disclosed. The battery pack includes a first battery and a second battery. The switching device includes: a switching circuit, which is configured to be electrically coupled with the first battery and the second battery, where the switching circuit is configured to receive a control signal, and the switching circuit is controlled by the control signal to switch the first battery and the second battery between a parallel state and a series state, or switch the first battery or the second battery to a disconnection state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.