NON CONTACT POWER METER INDEPENDENT OF PLACEMENT OF FIELD SENSORS AROUND THE CABLE
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United States of America Patent
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Issued Date -
Feb 17, 2022
app pub date -
Aug 13, 2020
filing date -
Aug 13, 2020
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Abstract
A non-contact power meter system for measuring power in an energized cable is provided. It includes: at least one electric field sensor; a plurality of magnetic field sensors, wherein the at least two magnetic field sensors together are configured to measure a magnetic field in a tangential direction and a radial direction with respect the energized cable measured; and a processor, which receives measurement signals from the various sensors, and is configured to measure power in the energized cable. A method of determining twist in an energized cable using non-contact power meter system(s) is also provided.
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