Dual-voltage battery with current sensors, and calibration method for the same
US11287482B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 22, 2019 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Nov 1, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A dual-voltage battery for a vehicle includes a multiplicity of battery cells, wherein a group of battery cells in each case is connected to form a battery cell block and a battery electronic system with a plurality of power switching elements for connecting at least individual battery cell blocks in series and/or in parallel, wherein a first voltage is provided in a first connection arrangement of the battery cell blocks and wherein a second voltage is provided in a second connection arrangement of the battery cell blocks, characterized in that a block current sensor with a measurement resistor is associated with at least individual battery cell blocks and is designed to measure a block current through the one associated battery cell block.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.