JPS54147882A - Abnormality occurrence detecting method of rotating machine using acoustic signals - Google Patents

Abnormality occurrence detecting method of rotating machine using acoustic signals

Info

Publication number
JPS54147882A
JPS54147882A JP5557578A JP5557578A JPS54147882A JP S54147882 A JPS54147882 A JP S54147882A JP 5557578 A JP5557578 A JP 5557578A JP 5557578 A JP5557578 A JP 5557578A JP S54147882 A JPS54147882 A JP S54147882A
Authority
JP
Japan
Prior art keywords
acoustic
histogram
shaft
signal
generating position
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
JP5557578A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0145011B2 (enrdf_load_stackoverflow
Inventor
Osami Matsushita
Masuo Furudono
Motohiro Sato
Katsuaki Kikuchi
Susumu Hioki
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 JP5557578A priority Critical patent/JPS54147882A/ja
Publication of JPS54147882A publication Critical patent/JPS54147882A/ja
Publication of JPH0145011B2 publication Critical patent/JPH0145011B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP5557578A 1978-05-12 1978-05-12 Abnormality occurrence detecting method of rotating machine using acoustic signals Granted JPS54147882A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5557578A JPS54147882A (en) 1978-05-12 1978-05-12 Abnormality occurrence detecting method of rotating machine using acoustic signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5557578A JPS54147882A (en) 1978-05-12 1978-05-12 Abnormality occurrence detecting method of rotating machine using acoustic signals

Publications (2)

Publication Number Publication Date
JPS54147882A true JPS54147882A (en) 1979-11-19
JPH0145011B2 JPH0145011B2 (enrdf_load_stackoverflow) 1989-10-02

Family

ID=13002521

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5557578A Granted JPS54147882A (en) 1978-05-12 1978-05-12 Abnormality occurrence detecting method of rotating machine using acoustic signals

Country Status (1)

Country Link
JP (1) JPS54147882A (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61196160A (ja) * 1985-02-27 1986-08-30 Kawasaki Steel Corp 圧延ロ−ルのスポ−リング位置検出装置
US4685335A (en) * 1982-03-03 1987-08-11 Hitachi, Ltd. Method and apparatus for monitoring cracks of a rotatable body
JP2018024086A (ja) * 2016-07-29 2018-02-15 オークマ株式会社 情報測定装置
JP6456574B1 (ja) * 2018-04-04 2019-01-23 三菱電機株式会社 診断装置、センサデータ収集装置、診断方法、診断プログラム、および、診断システム
EP3547514A4 (en) * 2016-11-25 2020-07-22 Hitachi, Ltd. CURRENT CONVERSION DEVICE
JP2023043422A (ja) * 2021-09-16 2023-03-29 株式会社東芝 検査システム及び検査方法
WO2023176422A1 (ja) * 2022-03-17 2023-09-21 三菱重工業株式会社 回転機械のラビング判定装置、ラビング判定方法、及び、ラビング判定プログラム

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685335A (en) * 1982-03-03 1987-08-11 Hitachi, Ltd. Method and apparatus for monitoring cracks of a rotatable body
JPS61196160A (ja) * 1985-02-27 1986-08-30 Kawasaki Steel Corp 圧延ロ−ルのスポ−リング位置検出装置
JP2018024086A (ja) * 2016-07-29 2018-02-15 オークマ株式会社 情報測定装置
EP3547514A4 (en) * 2016-11-25 2020-07-22 Hitachi, Ltd. CURRENT CONVERSION DEVICE
JP6456574B1 (ja) * 2018-04-04 2019-01-23 三菱電機株式会社 診断装置、センサデータ収集装置、診断方法、診断プログラム、および、診断システム
JP2023043422A (ja) * 2021-09-16 2023-03-29 株式会社東芝 検査システム及び検査方法
US12203891B2 (en) 2021-09-16 2025-01-21 Kabushiki Kaisha Toshiba Acoustic emission inspection system for detecting elastic waves in inspected objects
WO2023176422A1 (ja) * 2022-03-17 2023-09-21 三菱重工業株式会社 回転機械のラビング判定装置、ラビング判定方法、及び、ラビング判定プログラム
JPWO2023176422A1 (enrdf_load_stackoverflow) * 2022-03-17 2023-09-21

Also Published As

Publication number Publication date
JPH0145011B2 (enrdf_load_stackoverflow) 1989-10-02

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