High-efficiency, variable-speed permanent magnet motor and control system
US8089187B2 · kind B2 · utility
7Cited by
2References
15Claims
0Family size
Inventors
Key dates
| Filing date | Mar 3, 2009 |
| Grant date | Jan 3, 2012 |
| Priority date | — |
| Expiry date | Oct 21, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P25/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A high-efficiency motor is disclosed. The motor includes two sets of permanent magnets and further includes electromagnets incorporated to be energized by a control system to provide a variable-speed motor that produces high torque.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.