Title:
INRUSH CURRENT IDENTIFICATION METHOD AND IDENTIFICATION DEVICE, EQUIPMENT, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2018/032894
Kind Code:
A1
Abstract:
Provided are an inrush current identification method and an identification device, equipment, and a storage medium. The method comprises: determining a time interval reference (S111); calculating an amplitude ratio between a direct current component and a fundamental component of a current of a breaker at an outlet of the transformer on the basis of the time interval reference (S112); and according to an established identification criterion, comparing the amplitude ratio of the direct current component and the fundamental component to identify whether the current of the breaker at the outlet of the transformer is an inrush current (S113).
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Inventors:
ZHENG BIN (CN)
TENG WENTAO (CN)
BAN LIANGENG (CN)
XIANG ZUTAO (CN)
ZHOU PEIPENG (CN)
LI YANJUN (CN)
TENG WENTAO (CN)
BAN LIANGENG (CN)
XIANG ZUTAO (CN)
ZHOU PEIPENG (CN)
LI YANJUN (CN)
Application Number:
PCT/CN2017/091546
Publication Date:
February 22, 2018
Filing Date:
July 03, 2017
Export Citation:
Assignee:
CHINA ELECTRIC POWER RES INST (CN)
STATE GRID CORP CHINA (CN)
NINGXIA ELECTRIC POWER CORP (CN)
STATE GRID CORP CHINA (CN)
NINGXIA ELECTRIC POWER CORP (CN)
International Classes:
G01R19/25
Foreign References:
| CN101820166A | 2010-09-01 | |||
| CN103675415A | 2014-03-26 | |||
| CN105653882A | 2016-06-08 | |||
| CN101666840A | 2010-03-10 | |||
| EP3026803A1 | 2016-06-01 | |||
| US20160141972A1 | 2016-05-19 |
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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