Title:
部分放電検出装置及び部分放電検出装置の設置方法
Document Type and Number:
Japanese Patent JP6986859
Kind Code:
B2
Abstract:
To provide a partial discharge detection device capable of detecting a partial discharge occurring in a gas insulation device even under circumstances where broadcast waves or radio communication waves arrive from the outside of the gas insulation device.SOLUTION: A partial discharge detection device 50 comprises: a first electrode pair 5a forming a first slot antenna and a second electrode pair 5b forming a second slot antenna on an insulation spacer part of the gas insulation device in which an insulation spacer is disposed between two tank flanges; and a determination device 13 configured to determine whether any partial discharge has occurred inside the gas insulation device on the basis of a first signal input to the first electrode pair 5a and a second signal which is input to the second electrode pair 5b at the same time as the first signal.SELECTED DRAWING: Figure 1
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Inventors:
Yoshiyuki Tamura
Junya Ishiguro
Ueda Genyo
Junichi Wada
Junya Ishiguro
Ueda Genyo
Junichi Wada
Application Number:
JP2017100879A
Publication Date:
December 22, 2021
Filing Date:
May 22, 2017
Export Citation:
Assignee:
Mitsubishi Electric Corporation
TEPCO Holdings Co., Ltd.
TEPCO Holdings Co., Ltd.
International Classes:
G01R31/12; H02B13/035; H02B13/065; H02G5/06
Domestic Patent References:
| JP2007263640A | ||||
| JP7181218A | ||||
| JP4204270A | ||||
| JP2001194411A | ||||
| JP2006266820A | ||||
| JP3139110A |
Attorney, Agent or Firm:
Jun Takamura