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Title:
IMAGING SYSTEM FOR ELECTRICAL APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/120169
Kind Code:
A1
Abstract:
It relates to an electrical apparatus. The electrical apparatus comprises a housing (110) including an observing window (112); and a thermochromic indicator (120) located inside the housing (110) and adapted to be captured through the observing window (112) by an imaging device (140), an image of the thermochromic indicator (120) indicating a temperature inside the housing (110) of the electrical apparatus. It may achieve a temperature monitoring system which can accurately determine the temperature with high operational reliability and long-term stability.

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Inventors:
LI NAN (CN)
KUDOKE MATTHIAS (CH)
WANG YANG (CN)
LUO DIAN (CN)
SONG LIANG (CN)
SU CUICUI (CN)
Application Number:
PCT/CN2019/126961
Publication Date:
June 24, 2021
Filing Date:
December 20, 2019
Export Citation:
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Assignee:
ABB POWER GRIDS SWITZERLAND AG (CH)
LI NAN (CN)
KUDOKE MATTHIAS (CH)
WANG YANG (CN)
LUO DIAN (CN)
SONG LIANG (CN)
SU CUICUI (CN)
International Classes:
H02B13/025; G01J5/48; G01K11/12
Foreign References:
KR101754891B12017-07-07
KR101754891B12017-07-07
CN1174433A1998-02-25
CN103344735A2013-10-09
KR101656703B12016-09-12
KR20170000808U2017-03-06
Attorney, Agent or Firm:
NTD PATENT & TRADEMARK AGENCY LTD. (CN)
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