Method and device for operating an electromotive fan drive
US9667185B2 · kind B2 · utility
1Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2015 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Dec 11, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P29/032
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method and a device for operating a closed-loop or open-loop speed-controlled electric motor of a fan drive, which motor is connected to an on-board system voltage of a motor vehicle and the motor speed of which is set to a defined first desired speed, wherein, if the on-board system voltage fluctuates, the motor speed is set to a desired speed that is lower compared with the first desired speed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.