Motor vehicle having an externally excited synchronous machine and method for active discharging of a capacitor in a high-voltage network
US12261556B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 17, 2023 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | Oct 2, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P2207/05
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The disclosure relates to a motor vehicle that includes an externally excited synchronous machine, an exciter circuit which, in operation, energizes an exciter winding of the externally excited synchronous machine, a power electronics layout connected to a voltage network and including at least one capacitor, wherein the exciter circuit includes at least one semiconductor switch in a discharge section that connects terminals of the voltage network other than the exciter winding, and a control device which, in operation, closes the at least one semiconductor switch of the discharge section of the exciter circuit to actively discharge the at least one capacitor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.