Optimized cooling system for a brushed electrical machine, and a corresponding method
US9112394B2 · kind B2 · utility
0Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2012 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | Sep 19, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K11/25
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A cooling system for a brushed electrical machine includes a cooler configured to cool down a rotor and a commutator of the machine. There is a controller configured to adjust the cooling effect of the cooler in response to monitored rotor and commutator temperatures. The cooler includes a fan and an auxiliary motor configured to rotate the fan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.