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IT1196471B - 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
IT1196471B
IT1196471B IT21054/86A IT2105486A IT1196471B IT 1196471 B IT1196471 B IT 1196471B IT 21054/86 A IT21054/86 A IT 21054/86A IT 2105486 A IT2105486 A IT 2105486A IT 1196471 B IT1196471 B IT 1196471B
Authority
IT
Italy
Prior art keywords
rotary machine
detecting axial
machine rotors
axial cracks
cracks
Prior art date
Application number
IT21054/86A
Other languages
English (en)
Other versions
IT8621054A0 (it
IT8621054A1 (it
Inventor
Imam Imdad
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

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003Measuring 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 IT8621054A0 (it) 1986-07-08
IT8621054A1 IT8621054A1 (it) 1988-01-08
IT1196471B true 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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US5163334A (en) * 1990-10-24 1992-11-17 Simonds Industries Inc. Circular saw testing technique
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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
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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
US6904371B2 (en) * 1997-10-17 2005-06-07 Test Devices, Inc. Method and apparatus for measuring rotor unbalance
US6098022A (en) * 1997-10-17 2000-08-01 Test Devices, Inc. Detecting anomalies in rotating components
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
SE9801247L (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
FR2840358B1 (fr) * 2002-05-28 2006-09-15 Snecma Moteurs Procede et systeme de detection d'endommagement de rotor d'un moteur d'aeronef
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US11710489B2 (en) 2004-06-14 2023-07-25 Wanda Papadimitriou Autonomous material evaluation system and method
US11680867B2 (en) 2004-06-14 2023-06-20 Wanda Papadimitriou Stress engineering assessment of risers and riser strings
US8818683B2 (en) 2006-04-21 2014-08-26 General Electric Company Method and apparatus for operating a gas turbine engine
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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
RU2416091C1 (ru) * 2010-02-09 2011-04-10 Марат Аксанович Ильгамов Способ определения координаты, длины и глубины раскрытой трещины упругой консольной балки
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
EP4008934B1 (en) 2016-02-23 2025-07-16 John Crane UK Ltd. System 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
CN114746625B (zh) * 2019-12-05 2024-02-20 西门子能源美国公司 用于识别裂纹的涡轮叶片健康监测系统
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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CN114611370B (zh) * 2022-05-11 2022-11-01 中国航发上海商用航空发动机制造有限责任公司 预测转子超转破裂转速及破裂模式的方法及转子构型方法

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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
GB2177509A (en) 1987-01-21
US4751657A (en) 1988-06-14
GB2177509B (en) 1989-07-12
FR2584496B1 (fr) 1992-05-22
JPS6242030A (ja) 1987-02-24
GB8613548D0 (en) 1986-07-09
NL8601727A (nl) 1987-02-02
FR2584496A1 (fr) 1987-01-09
IT8621054A0 (it) 1986-07-08
IT8621054A1 (it) 1988-01-08

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