ABNORMALITY DETECTION DEVICE

PROBLEM TO BE SOLVED: To provide an abnormality detection device for deterioration diagnosis to the bushing provided with a transformer at the non-destructive stage. SOLUTION: The abnormality detection device 1 comprises a pair of opposite members 2a and 2b arranged, while mutually abutting; sensor...

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Bibliographic Details
Main Authors MATSUMURA SHIRO, NAKADA KAZUTOSHI, SASAKI NOBUHIRO, KADOHIRA KEIICHI, MATSUMOTO HIDEYUKI, YOSHIKAWA NAOKI, KATO KOJI
Format Patent
LanguageEnglish
Published 18.10.2007
Subjects
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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Summary:PROBLEM TO BE SOLVED: To provide an abnormality detection device for deterioration diagnosis to the bushing provided with a transformer at the non-destructive stage. SOLUTION: The abnormality detection device 1 comprises a pair of opposite members 2a and 2b arranged, while mutually abutting; sensor coils 11 provided on each of first long plates 4a and 7a; the sensor coils 11 generates eddy current, while holding the wire inbetween, where from the variation of magnetic flux, the abnormality of the wire is detected. COPYRIGHT: (C)2008,JPO&INPIT
Bibliography:Application Number: JP20070052509