JPS51143369A - Detection method of dielectric deterioration of electric appliances - Google Patents

Detection method of dielectric deterioration of electric appliances

Info

Publication number
JPS51143369A
JPS51143369A JP6643975A JP6643975A JPS51143369A JP S51143369 A JPS51143369 A JP S51143369A JP 6643975 A JP6643975 A JP 6643975A JP 6643975 A JP6643975 A JP 6643975A JP S51143369 A JPS51143369 A JP S51143369A
Authority
JP
Japan
Prior art keywords
detection method
electric appliances
dielectric deterioration
deterioration
dielectric
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP6643975A
Other languages
Japanese (ja)
Other versions
JPS5731111B2 (en
Inventor
Masatoshi Taniguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6643975A priority Critical patent/JPS51143369A/en
Publication of JPS51143369A publication Critical patent/JPS51143369A/en
Publication of JPS5731111B2 publication Critical patent/JPS5731111B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To detect a degree of dielectric deterioration of an insulator continuously by detecting a temperature difference between a conductor and the insulator, and in addition detecting a weight loss of the insulator.
COPYRIGHT: (C)1976,JPO&Japio
JP6643975A 1975-06-04 1975-06-04 Detection method of dielectric deterioration of electric appliances Granted JPS51143369A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6643975A JPS51143369A (en) 1975-06-04 1975-06-04 Detection method of dielectric deterioration of electric appliances

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6643975A JPS51143369A (en) 1975-06-04 1975-06-04 Detection method of dielectric deterioration of electric appliances

Publications (2)

Publication Number Publication Date
JPS51143369A true JPS51143369A (en) 1976-12-09
JPS5731111B2 JPS5731111B2 (en) 1982-07-02

Family

ID=13315791

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6643975A Granted JPS51143369A (en) 1975-06-04 1975-06-04 Detection method of dielectric deterioration of electric appliances

Country Status (1)

Country Link
JP (1) JPS51143369A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148772A (en) * 1984-08-17 1986-03-10 Yaskawa Electric Mfg Co Ltd Insulation monitoring device
JP2015091219A (en) * 2013-11-06 2015-05-11 ゼネラル・エレクトリック・カンパニイ Temperature compensation of insulation monitoring for rotating machines

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148772A (en) * 1984-08-17 1986-03-10 Yaskawa Electric Mfg Co Ltd Insulation monitoring device
JPH0535390B2 (en) * 1984-08-17 1993-05-26 Yaskawa Electric Corp
JP2015091219A (en) * 2013-11-06 2015-05-11 ゼネラル・エレクトリック・カンパニイ Temperature compensation of insulation monitoring for rotating machines

Also Published As

Publication number Publication date
JPS5731111B2 (en) 1982-07-02

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