Title:
CURRENT TRANSFORMER COMPOSITE ERROR TESTING APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2022/198896
Kind Code:
A1
Abstract:
A current transformer composite error testing apparatus, comprising: a testing platform (1), a testing groove (11) disposed on the testing platform (1), and at least two testing assemblies (12) disposed on the testing groove (11), each testing assembly (12) comprising: a power terminal (121) arranged at one side of the testing groove (11) and a testing terminal (122) arranged at the opposite side of the testing groove (11), the power terminal (121) and the testing terminal (122) both being telescopic; a bearing plate (2) slidably connected to the testing groove (11), and at least two transformer bearing units disposed on the bearing plate (2), each transformer bearing unit being used for bearing a current transformer to be tested; a primary winding power allocator (3) electrically connected to the power terminal (121) of each testing assembly (12) separately and used for providing current to the primary winding side of the current transformers; a secondary winding tester (4) electrically connected to the testing terminal (122) of each testing assembly (12) separately by means of an adjustable load (5) and used for testing the current at the secondary winding side of the current transformers; and a control apparatus electrically connected to the primary winding power allocator (3) and the secondary winding tester (4) separately and used for controlling the operation of the primary winding power allocator (3) and the secondary winding tester (4).
Inventors:
HU DELIN (CN)
HU CHUN (CN)
BAI WENBO (CN)
ZHAO JIE (CN)
ZHANG FENG (CN)
HE ZHONGYUAN (CN)
WANG HAO (CN)
LI MIN (CN)
YANG YAN (CN)
SHEN JIANFENG (CN)
XU ZHIGANG (CN)
HU CHUN (CN)
BAI WENBO (CN)
ZHAO JIE (CN)
ZHANG FENG (CN)
HE ZHONGYUAN (CN)
WANG HAO (CN)
LI MIN (CN)
YANG YAN (CN)
SHEN JIANFENG (CN)
XU ZHIGANG (CN)
Application Number:
PCT/CN2021/112865
Publication Date:
September 29, 2022
Filing Date:
August 16, 2021
Export Citation:
Assignee:
SUZHOU APPARATUS SCIENCE ACAD CO LTD (CN)
International Classes:
G01R35/02
Foreign References:
| CN113030832A | 2021-06-25 | |||
| CN106707219A | 2017-05-24 | |||
| CN101661091A | 2010-03-03 | |||
| CN112068062A | 2020-12-11 | |||
| CN103293507A | 2013-09-11 | |||
| CN111693925A | 2020-09-22 | |||
| KR20190076794A | 2019-07-02 |
Attorney, Agent or Firm:
SUZHOU HUABO INTELLECTUAL PROPERTY AGENCY CO.LTD (CN)
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