Methods and systems for automatic rotation direction determination of electronically commutated motor
US7573217B2 · kind B2 · utility
15Cited by
15References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2005 |
| Grant date | Aug 11, 2009 |
| Priority date | — |
| Expiry date | Oct 31, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B30/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for determining a direction of rotation for an electronically commutated motor (ECM) is described. The motor is configured to rotate a blower and the method comprises rotating the blower using the ECM and determining if the resulting blower rotation is indicative of the desired direction of rotation for the blower.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.