Remote fault monitoring in power lines
US7400150B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 19, 2006 |
| Grant date | Jul 15, 2008 |
| Priority date | — |
| Expiry date | Jan 19, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S10/52
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Systems and methods for remotely monitoring and detecting faults in power distribution systems. In one embodiment, a remote fault monitoring system comprises a plurality of remote fault detection devices distributed on a power distribution network, and a monitoring station. Each remote detect device includes a first electrical parameter measurement circuit electrically or electromagnetically coupled to a neutral power distribution circuit conductor, and a second electrical parameter measurement circuit electrically or electromagnetically coupled to a power distribution circuit ground conductor. The monitoring station receives measurements transmitted by the remote fault detection devices and determines from the measurements whether a fault intermediate a pair of adjacent remote fault detection devices has occurred.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.