JPS58213227A - 油圧機器の異常診断方法 - Google Patents

油圧機器の異常診断方法

Info

Publication number
JPS58213227A
JPS58213227A JP9621982A JP9621982A JPS58213227A JP S58213227 A JPS58213227 A JP S58213227A JP 9621982 A JP9621982 A JP 9621982A JP 9621982 A JP9621982 A JP 9621982A JP S58213227 A JPS58213227 A JP S58213227A
Authority
JP
Japan
Prior art keywords
hydraulic
wear
abnormality
pressure
reference value
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
JP9621982A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0221737B2 (enrdf_load_stackoverflow
Inventor
Naohiko Iwata
直彦 岩田
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 JP9621982A priority Critical patent/JPS58213227A/ja
Publication of JPS58213227A publication Critical patent/JPS58213227A/ja
Publication of JPH0221737B2 publication Critical patent/JPH0221737B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
JP9621982A 1982-06-07 1982-06-07 油圧機器の異常診断方法 Granted JPS58213227A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9621982A JPS58213227A (ja) 1982-06-07 1982-06-07 油圧機器の異常診断方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9621982A JPS58213227A (ja) 1982-06-07 1982-06-07 油圧機器の異常診断方法

Publications (2)

Publication Number Publication Date
JPS58213227A true JPS58213227A (ja) 1983-12-12
JPH0221737B2 JPH0221737B2 (enrdf_load_stackoverflow) 1990-05-16

Family

ID=14159120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9621982A Granted JPS58213227A (ja) 1982-06-07 1982-06-07 油圧機器の異常診断方法

Country Status (1)

Country Link
JP (1) JPS58213227A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09240948A (ja) * 1996-03-11 1997-09-16 Hitachi Building Syst Co Ltd 油圧エレベーターの故障予知診断装置
JPH10133736A (ja) * 1996-10-30 1998-05-22 Hitachi Kizai Kk 建築物用受動型緩衝装置の監視システム
JP2000241306A (ja) * 1999-02-24 2000-09-08 Shin Caterpillar Mitsubishi Ltd ポンプ故障診断装置
WO2012105917A1 (en) * 2011-02-01 2012-08-09 Galipoglu Hidromas Hidrolik Otomotiv Sanayi Ve Ticaret Anonim Sirketi Electronic pressure measuring and recording device
CN106092800A (zh) * 2016-08-08 2016-11-09 成都秦川科技发展有限公司 燃气表阀盖、阀座耐磨检测装置
JP2017119964A (ja) * 2015-12-28 2017-07-06 コベルコ建機株式会社 建設機械
JP2019103975A (ja) * 2017-12-13 2019-06-27 古河産機システムズ株式会社 破砕機、破砕機の劣化推定方法、及び、プログラム
CN112748750A (zh) * 2020-12-23 2021-05-04 深圳市亚泰光电技术有限公司 一种油液在线测控系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51859A (ja) * 1974-06-20 1976-01-07 Oki Electric Ind Co Ltd Nodozenikitsukakairo

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51859A (ja) * 1974-06-20 1976-01-07 Oki Electric Ind Co Ltd Nodozenikitsukakairo

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09240948A (ja) * 1996-03-11 1997-09-16 Hitachi Building Syst Co Ltd 油圧エレベーターの故障予知診断装置
JPH10133736A (ja) * 1996-10-30 1998-05-22 Hitachi Kizai Kk 建築物用受動型緩衝装置の監視システム
JP2000241306A (ja) * 1999-02-24 2000-09-08 Shin Caterpillar Mitsubishi Ltd ポンプ故障診断装置
WO2012105917A1 (en) * 2011-02-01 2012-08-09 Galipoglu Hidromas Hidrolik Otomotiv Sanayi Ve Ticaret Anonim Sirketi Electronic pressure measuring and recording device
JP2017119964A (ja) * 2015-12-28 2017-07-06 コベルコ建機株式会社 建設機械
CN106092800A (zh) * 2016-08-08 2016-11-09 成都秦川科技发展有限公司 燃气表阀盖、阀座耐磨检测装置
CN106092800B (zh) * 2016-08-08 2018-08-28 成都秦川物联网科技股份有限公司 燃气表阀盖、阀座耐磨检测装置
JP2019103975A (ja) * 2017-12-13 2019-06-27 古河産機システムズ株式会社 破砕機、破砕機の劣化推定方法、及び、プログラム
CN112748750A (zh) * 2020-12-23 2021-05-04 深圳市亚泰光电技术有限公司 一种油液在线测控系统
WO2022134867A1 (zh) * 2020-12-23 2022-06-30 深圳市亚泰光电技术有限公司 一种油液在线测控系统

Also Published As

Publication number Publication date
JPH0221737B2 (enrdf_load_stackoverflow) 1990-05-16

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