Apparatus and method for measurement from the ground for high voltage overhead lines
US5438256A · kind A · utility
28Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1993 |
| Grant date | Aug 1, 1995 |
| Priority date | — |
| Expiry date | Jul 6, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R15/18
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention relates to an apparatus and a method for measuring the current in a high voltage overhead line (A). The apparatus comprises at least one device (2) for detecting and measuring the magnetic field induced by the line (A), the detector being arranged on the ground adjacent the line (A), the current being deduced by calculation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.