Methods and apparatus to improve power factor at light-load
US8941365B2 · kind B2 · utility
16Cited by
3References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2011 |
| Grant date | Jan 27, 2015 |
| Priority date | — |
| Expiry date | Feb 17, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus to improve power factor are disclosed. An example method includes detecting power provided to a power factor corrector; detecting power provided by the power factor corrector; and disabling the power factor corrector from correcting a power factor of a load for at least one period when the power provided by the power factor corrector is below a light-load threshold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.