Title:
PARTIAL DISCHARGE DETECTION SENSOR AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/013249
Kind Code:
A1
Abstract:
A partial discharge detection sensor and a manufacturing method therefor. The partial discharge detection sensor comprises a first half-ring magnetic core member (1), and a second half-ring magnetic core member (2) disposed corresponding to the first half-ring magnetic core member (1); the first half-ring magnetic core member (1) and the second half-ring magnetic core member (2) are disposed to surround an element to be detected (3) in a circumferential direction; and the first half-ring magnetic core member (1) comprises at least two magnetic core blocks (4) connected together, or the second half-ring magnetic core member (2) comprises at least two magnetic core blocks (4) connected together, or the first half-ring magnetic core member (1) and the second half-ring magnetic core member (2) both comprise at least two magnetic core blocks (4) connected together.
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Inventors:
LIU XIN (CN)
SUN KE (CN)
CHEN CHUAN (CN)
GUO JINGHONG (CN)
SUN LIANG (CN)
ZHU ZHIXIANG (CN)
LIU HONGJING (CN)
QIAN SEN (CN)
DING YI (CN)
WU LINLIN (CN)
REN ZHIGANG (CN)
GONG YANPENG (CN)
WANG GUANGZHEN (CN)
DU FEI (CN)
SUN KE (CN)
CHEN CHUAN (CN)
GUO JINGHONG (CN)
SUN LIANG (CN)
ZHU ZHIXIANG (CN)
LIU HONGJING (CN)
QIAN SEN (CN)
DING YI (CN)
WU LINLIN (CN)
REN ZHIGANG (CN)
GONG YANPENG (CN)
WANG GUANGZHEN (CN)
DU FEI (CN)
Application Number:
PCT/CN2020/104501
Publication Date:
January 28, 2021
Filing Date:
July 24, 2020
Export Citation:
Assignee:
GLOBAL ENERGY INTERCONNECTION RES INST CO LTD (CN)
UNIV ELECTRONIC SCI & TECH CHINA (CN)
STATE GRID BEIJING ELECTRIC POWER CO (CN)
CHINA ELECTRIC POWER RES INSTITUTE COMPANY LIMITED (CN)
STATE GRID CORP CHINA (CN)
UNIV ELECTRONIC SCI & TECH CHINA (CN)
STATE GRID BEIJING ELECTRIC POWER CO (CN)
CHINA ELECTRIC POWER RES INSTITUTE COMPANY LIMITED (CN)
STATE GRID CORP CHINA (CN)
International Classes:
G01R31/12; G01R1/16; G01R15/18
Foreign References:
| CN110376495A | 2019-10-25 | |||
| CN210534264U | 2020-05-15 | |||
| CN201247303Y | 2009-05-27 | |||
| CN108008264A | 2018-05-08 | |||
| US20110006802A1 | 2011-01-13 | |||
| CN103529366A | 2014-01-22 | |||
| CN101782622A | 2010-07-21 | |||
| JP2008051566A | 2008-03-06 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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