JPS5432373A - Abnormality judging and recognizing apparatus - Google Patents

Abnormality judging and recognizing apparatus

Info

Publication number
JPS5432373A
JPS5432373A JP9851577A JP9851577A JPS5432373A JP S5432373 A JPS5432373 A JP S5432373A JP 9851577 A JP9851577 A JP 9851577A JP 9851577 A JP9851577 A JP 9851577A JP S5432373 A JPS5432373 A JP S5432373A
Authority
JP
Japan
Prior art keywords
recognizing apparatus
abnormality judging
abnormality
judge
extracts
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
JP9851577A
Other languages
Japanese (ja)
Inventor
Sadahiko Ozaki
Hitoshi Araki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP9851577A priority Critical patent/JPS5432373A/en
Publication of JPS5432373A publication Critical patent/JPS5432373A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To judge the abnormality of mechanical constitution elements by providing a frequency spectrum feature extractor which extracts the shape features of the frequency spectra in the signal produced at the abnormality of apparatus.
COPYRIGHT: (C)1979,JPO&Japio
JP9851577A 1977-08-16 1977-08-16 Abnormality judging and recognizing apparatus Pending JPS5432373A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9851577A JPS5432373A (en) 1977-08-16 1977-08-16 Abnormality judging and recognizing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9851577A JPS5432373A (en) 1977-08-16 1977-08-16 Abnormality judging and recognizing apparatus

Publications (1)

Publication Number Publication Date
JPS5432373A true JPS5432373A (en) 1979-03-09

Family

ID=14221775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9851577A Pending JPS5432373A (en) 1977-08-16 1977-08-16 Abnormality judging and recognizing apparatus

Country Status (1)

Country Link
JP (1) JPS5432373A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002785A1 (en) * 1980-03-26 1981-10-01 Kawasaki Steel Co Monitoring device for a rotary machine
JPS56140220A (en) * 1980-04-02 1981-11-02 Kawasaki Steel Corp Diagnostic device for rotary machine
JPS58223199A (en) * 1982-06-21 1983-12-24 三菱農機株式会社 Abnormality discrimination sensor for mobile farm machine
JPS6138426A (en) * 1984-07-31 1986-02-24 Japan Tobacco Inc Apparatus for diagnosis of abnormality of machinery
JP2005037293A (en) * 2003-07-17 2005-02-10 Hitachi Building Systems Co Ltd Method of diagnosing abnormality
JP2006113002A (en) * 2004-10-18 2006-04-27 Nsk Ltd Anomaly diagnosis system for mechanical equipment
JP2008092358A (en) * 2006-10-03 2008-04-17 Ricoh Co Ltd Remote management system of image forming apparatus

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002785A1 (en) * 1980-03-26 1981-10-01 Kawasaki Steel Co Monitoring device for a rotary machine
JPS56140220A (en) * 1980-04-02 1981-11-02 Kawasaki Steel Corp Diagnostic device for rotary machine
JPS58223199A (en) * 1982-06-21 1983-12-24 三菱農機株式会社 Abnormality discrimination sensor for mobile farm machine
JPS6138426A (en) * 1984-07-31 1986-02-24 Japan Tobacco Inc Apparatus for diagnosis of abnormality of machinery
JPH0346056B2 (en) * 1984-07-31 1991-07-15 Nippon Tobacco Sangyo
JP2005037293A (en) * 2003-07-17 2005-02-10 Hitachi Building Systems Co Ltd Method of diagnosing abnormality
JP2006113002A (en) * 2004-10-18 2006-04-27 Nsk Ltd Anomaly diagnosis system for mechanical equipment
JP2008092358A (en) * 2006-10-03 2008-04-17 Ricoh Co Ltd Remote management system of image forming apparatus

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