JPS545506A - Damage detector unit for rotary machine stator core - Google Patents

Damage detector unit for rotary machine stator core

Info

Publication number
JPS545506A
JPS545506A JP6988177A JP6988177A JPS545506A JP S545506 A JPS545506 A JP S545506A JP 6988177 A JP6988177 A JP 6988177A JP 6988177 A JP6988177 A JP 6988177A JP S545506 A JPS545506 A JP S545506A
Authority
JP
Japan
Prior art keywords
stator core
rotary machine
detector unit
machine stator
damage detector
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.)
Pending
Application number
JP6988177A
Other languages
Japanese (ja)
Inventor
Takashi Kawamura
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 JP6988177A priority Critical patent/JPS545506A/en
Publication of JPS545506A publication Critical patent/JPS545506A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To detect, in high accuracy, and damage of stator core in its early stage, through such process as installing AE element on the staor core of a rotary machine, receiving the signal transmitted from the element and utilizing an apparatus which amplifies the signal and acts as on indicator.
COPYRIGHT: (C)1979,JPO&Japio
JP6988177A 1977-06-15 1977-06-15 Damage detector unit for rotary machine stator core Pending JPS545506A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6988177A JPS545506A (en) 1977-06-15 1977-06-15 Damage detector unit for rotary machine stator core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6988177A JPS545506A (en) 1977-06-15 1977-06-15 Damage detector unit for rotary machine stator core

Publications (1)

Publication Number Publication Date
JPS545506A true JPS545506A (en) 1979-01-17

Family

ID=13415543

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6988177A Pending JPS545506A (en) 1977-06-15 1977-06-15 Damage detector unit for rotary machine stator core

Country Status (1)

Country Link
JP (1) JPS545506A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04111272U (en) * 1991-03-18 1992-09-28 神鋼電機株式会社 Insulation deterioration detection device for coils of electrical equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04111272U (en) * 1991-03-18 1992-09-28 神鋼電機株式会社 Insulation deterioration detection device for coils of electrical equipment

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