Title:
PARTIAL DISCHARGE DETECTOR
Document Type and Number:
WIPO Patent Application WO/2023/210048
Kind Code:
A1
Abstract:
A partial discharge detector for detecting partial discharge in an object, wherein the partial discharge detector includes: a first sensor that is arranged on a grounded conductor and measures transient ground voltage; a second sensor that is arranged on an object and measures transient ground voltage; and an output unit that uses the signals from the first sensor and the second sensor as a basis to output whether there is partial discharge in the object.
Inventors:
HOSONO TAKAFUMI (JP)
NUKAGA JUN (JP)
SATOU SHINDAI (JP)
NUKAGA JUN (JP)
SATOU SHINDAI (JP)
Application Number:
PCT/JP2022/042571
Publication Date:
November 02, 2023
Filing Date:
November 16, 2022
Export Citation:
Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
G01R31/12
Foreign References:
| JP2022032335A | 2022-02-25 | |||
| JP2020012726A | 2020-01-23 | |||
| JP2021025881A | 2021-02-22 | |||
| JP2019135455A | 2019-08-15 | |||
| CN109459674A | 2019-03-12 |
Attorney, Agent or Firm:
SEIRYO I.P.C. (JP)
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