IT8621054A0 - Metodo e apparato per rivelare incrinature assiali in rotori di macchine rotanti. - Google Patents

Metodo e apparato per rivelare incrinature assiali in rotori di macchine rotanti.

Info

Publication number
IT8621054A0
IT8621054A0 IT8621054A IT2105486A IT8621054A0 IT 8621054 A0 IT8621054 A0 IT 8621054A0 IT 8621054 A IT8621054 A IT 8621054A IT 2105486 A IT2105486 A IT 2105486A IT 8621054 A0 IT8621054 A0 IT 8621054A0
Authority
IT
Italy
Prior art keywords
rotating machine
detecting axial
machine rotors
axial cracks
cracks
Prior art date
Application number
IT8621054A
Other languages
English (en)
Other versions
IT1196471B (it
IT8621054A1 (it
Inventor
Imdad Imam
Horst Gunther Delorenzi
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8621054A0 publication Critical patent/IT8621054A0/it
Publication of IT8621054A1 publication Critical patent/IT8621054A1/it
Application granted granted Critical
Publication of IT1196471B publication Critical patent/IT1196471B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
IT21054/86A 1985-07-08 1986-07-08 Metodo e apparato per rivelare incrinature assiali in rotori di macchine rotanti IT1196471B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/752,883 US4751657A (en) 1985-07-08 1985-07-08 Method and apparatus for detecting axial cracks in rotors for rotating machinery

Publications (3)

Publication Number Publication Date
IT8621054A0 true IT8621054A0 (it) 1986-07-08
IT8621054A1 IT8621054A1 (it) 1988-01-08
IT1196471B IT1196471B (it) 1988-11-16

Family

ID=25028291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21054/86A IT1196471B (it) 1985-07-08 1986-07-08 Metodo e apparato per rivelare incrinature assiali in rotori di macchine rotanti

Country Status (6)

Country Link
US (1) US4751657A (it)
JP (1) JPS6242030A (it)
FR (1) FR2584496B1 (it)
GB (1) GB2177509B (it)
IT (1) IT1196471B (it)
NL (1) NL8601727A (it)

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US4975855A (en) * 1989-03-14 1990-12-04 Rem Technologies, Inc. Shaft crack detection method
US5068800A (en) * 1989-03-14 1991-11-26 Rem Technologies, Inc. Crack detection method for shaft at rest
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US5163334A (en) * 1990-10-24 1992-11-17 Simonds Industries Inc. Circular saw testing technique
US5327358A (en) * 1991-08-07 1994-07-05 The Texas A&M University System Apparatus and method for damage detection
US5461329A (en) * 1992-01-21 1995-10-24 Martin Marietta Energy Systems, Inc. Method and apparatus for generating motor current spectra to enhance motor system fault detection
DE4229340C2 (de) * 1992-09-04 1998-10-01 Schenck Process Gmbh Verfahren zur Früherkennung eines Risses in einer rotierenden Welle
US5493511A (en) * 1992-12-08 1996-02-20 Administrator, National Aeronautics And Space Administration High speed thin plate fatigue crack monitor
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US5576632A (en) * 1994-06-30 1996-11-19 Siemens Corporate Research, Inc. Neural network auto-associator and method for induction motor monitoring
US5574387A (en) * 1994-06-30 1996-11-12 Siemens Corporate Research, Inc. Radial basis function neural network autoassociator and method for induction motor monitoring
JP2557201B2 (ja) * 1994-09-07 1996-11-27 インターナショナル・ビジネス・マシーンズ・コーポレイション 回転装置の検査装置及び回転装置の検査方法
US5955855A (en) * 1997-04-09 1999-09-21 Medar, Inc. Method and system for tuning a drive to its coupled motor to minimize motor resonance and sensing device for use therein
US6098022A (en) * 1997-10-17 2000-08-01 Test Devices, Inc. Detecting anomalies in rotating components
US6904371B2 (en) * 1997-10-17 2005-06-07 Test Devices, Inc. Method and apparatus for measuring rotor unbalance
FR2772125B1 (fr) * 1997-12-04 2000-08-04 Eurocopter France Procede et dispositif pour determiner l'etat d'une structure vibrante d'un aeronef a voilure tournante
SE510906C2 (sv) 1998-04-08 1999-07-05 Nils Christer Svensson Mätutrustning innefattande två sensorer
FR2836226B1 (fr) * 2002-02-18 2004-05-14 Airbus France Procede d'identification d'une source d'un signal
US6909948B2 (en) * 2003-04-30 2005-06-21 General Electric Company Accelerometer configuration
DE102004009594A1 (de) * 2004-02-27 2005-09-15 Mtu Aero Engines Gmbh Verfahren und Vorrichtung zur Identifikation eines Wellenbruchs und/oder einer Überdrehzahl an einer Gasturbine
US11680867B2 (en) 2004-06-14 2023-06-20 Wanda Papadimitriou Stress engineering assessment of risers and riser strings
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US8818683B2 (en) 2006-04-21 2014-08-26 General Electric Company Method and apparatus for operating a gas turbine engine
BRPI0913097B1 (pt) 2008-05-21 2021-01-26 John Crane Inc. sistema de monitoração de vedação e sistema de suprimento para fornecimento de um fluxo de gás tratado
TWI474023B (zh) * 2008-12-10 2015-02-21 Ind Tech Res Inst 馬達故障診斷方法及其診斷裝置
EP2226766A3 (en) * 2009-03-02 2014-06-11 Sikorsky Aircraft Corporation Rotor system health monitoring using shaft load measurements and virtual monitoring of loads
US8805625B2 (en) * 2009-10-14 2014-08-12 Siemens Corporation Three-dimensional visualization and analysis method and system for non-destructive examination of a rotor bore using ultrasound
US9103741B2 (en) 2010-08-27 2015-08-11 General Electric Company Methods and systems for assessing residual life of turbomachine airfoils
FR2966597B1 (fr) * 2010-10-21 2012-11-30 Maia Eolis Procede de surveillance d'un element tournant appartenant a une transmission mecanique d'un aerogenerateur
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EP2669670A1 (de) * 2012-06-01 2013-12-04 Siemens Aktiengesellschaft Verfahren zum Detektieren eines Risses in Laufschaufeln im Betrieb einer Turbomaschine
JP6121711B2 (ja) * 2012-12-28 2017-04-26 三菱日立パワーシステムズ株式会社 渦電流探傷装置および渦電流探傷方法
CN103926855B (zh) * 2014-05-04 2016-06-08 天津理工大学 一种通过电磁执行器延缓转子裂纹扩展方法
EP2990609A1 (de) 2014-09-01 2016-03-02 Siemens Aktiengesellschaft Verfahren zum Betreiben einer Maschinenanlage mit einem Wellenstrang
AU2017223691B2 (en) 2016-02-23 2020-06-25 John Crane Uk Ltd. Systems and methods for predictive diagnostics for mechanical systems
US10082443B2 (en) * 2016-02-26 2018-09-25 General Electric Technology Gmbh System and method for monitoring bearing health in a journal assembly
US10267771B2 (en) * 2016-04-22 2019-04-23 Airbus Operations Sas Method for testing a structural component of a vehicle
EP3489641B1 (en) 2017-11-27 2024-04-17 Goodrich Actuation Systems Limited Improved system for detecting a mechanical fault in a rotating shaft
JP7358798B2 (ja) * 2019-06-24 2023-10-11 株式会社大林組 解析方法、プログラム及びシステム
DE102019214102A1 (de) * 2019-09-17 2021-03-18 Zf Friedrichshafen Ag Körperschallsensor aus elektroaktivem Verbundmaterial
WO2021113508A1 (en) * 2019-12-05 2021-06-10 Siemens Energy, Inc. Turbine blade health monitoring system for identifying cracks
US20230011584A1 (en) * 2019-12-16 2023-01-12 Envision Energy CO.,LTD Method and system for monitoring the health state of blade root fastener
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JPS599842B2 (ja) * 1974-07-12 1984-03-05 日本精工株式会社 回転体の損傷検出装置
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US4380172A (en) * 1981-02-19 1983-04-19 General Electric Company On-line rotor crack detection
US4408294A (en) * 1981-03-27 1983-10-04 General Electric Company Method for on-line detection of incipient cracks in turbine-generator rotors
JPS58143222A (ja) * 1982-02-19 1983-08-25 Hitachi Ltd 回転機の診断方法及びその装置
JPS58150859A (ja) * 1982-03-03 1983-09-07 Hitachi Ltd 回転体の亀裂診断装置

Also Published As

Publication number Publication date
IT1196471B (it) 1988-11-16
FR2584496A1 (fr) 1987-01-09
NL8601727A (nl) 1987-02-02
JPS6242030A (ja) 1987-02-24
US4751657A (en) 1988-06-14
FR2584496B1 (fr) 1992-05-22
IT8621054A1 (it) 1988-01-08
GB8613548D0 (en) 1986-07-09
GB2177509A (en) 1987-01-21
GB2177509B (en) 1989-07-12

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