A.C. Generator fault detector
US5126678A · kind A · utility
12Cited by
14References
7Claims
0Family size
Inventor
Key dates
| Filing date | Apr 22, 1991 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Apr 22, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H3/253
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Faults in the operation of a multi-phase A.C. generator are detected by monitoring the phase difference between two line-to-line voltage of the generator and comparing this phase difference with a predetermined value or range of values to indicate a fault.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.