Device for electropolishing an energy storage device comprising at least one lithium ion cell, charger, and method for operating the charger
US11721842B2 · kind B2 · utility
1Cited by
3References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 30, 2018 |
| Grant date | Aug 8, 2023 |
| Priority date | — |
| Expiry date | Dec 19, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A device for electropolishing an energy storage device having at least one lithium-ion cell comprises at least one actuatable first switch which is connected in series to a capacitor and an electrical resistor for current limitation parallel to at least one lithium ion cell, wherein an apparatus for discharging the capacitor is connected in parallel at least to the capacitor (C). The invention further relates to a charger and to a method for operating the charger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.