IN2015DN02617A - - Google Patents

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Publication number
IN2015DN02617A
IN2015DN02617A IN2617DEN2015A IN2015DN02617A IN 2015DN02617 A IN2015DN02617 A IN 2015DN02617A IN 2617DEN2015 A IN2617DEN2015 A IN 2617DEN2015A IN 2015DN02617 A IN2015DN02617 A IN 2015DN02617A
Authority
IN
India
Prior art keywords
blade
turbine
frequency
positional
values
Prior art date
Application number
Other languages
English (en)
Inventor
Sebastian; Jakielski
Stefan; Obermayr
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IN2015DN02617A publication Critical patent/IN2015DN02617A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
    • G01N27/025—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil a current being generated within the material by induction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/003—Arrangements for testing or measuring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • 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
    • G01H1/006—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines of the rotor of turbo machines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/60—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrostatic variables, e.g. electrographic flaw testing
    • G01N27/61—Investigating the presence of flaws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/80—Diagnostics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • F05D2270/821—Displacement measuring means, e.g. inductive

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
IN2617DEN2015 2012-10-31 2013-10-01 IN2015DN02617A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12190744.8A EP2728128A1 (de) 2012-10-31 2012-10-31 Messverfahren zur Schadenserkennung an einer Turbinenschaufel und Turbine
PCT/EP2013/070433 WO2014067737A1 (de) 2012-10-31 2013-10-01 Messverfahren zur schadenserkennung an einer turbinenschaufel und turbine

Publications (1)

Publication Number Publication Date
IN2015DN02617A true IN2015DN02617A (de) 2015-09-18

Family

ID=47172435

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2617DEN2015 IN2015DN02617A (de) 2012-10-31 2013-10-01

Country Status (7)

Country Link
US (1) US9804110B2 (de)
EP (2) EP2728128A1 (de)
JP (1) JP5940743B2 (de)
KR (1) KR20150060937A (de)
CN (1) CN104755706B (de)
IN (1) IN2015DN02617A (de)
WO (1) WO2014067737A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2977316B1 (fr) * 2011-07-01 2014-02-21 Snecma Dispositif et procede de mesure des temps de passage de sommets d'aubes dans une turbomachine
EP3296513B1 (de) 2016-09-16 2020-08-19 Ratier-Figeac SAS Propellerzustandsüberwachung
DE102016219171A1 (de) * 2016-10-04 2018-04-05 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien Materialprüfung
KR101999432B1 (ko) 2017-04-04 2019-07-11 두산중공업 주식회사 터빈 블레이드의 플러터 측정을 위한 자기장 통신 시스템 및 방법
CN110702217B (zh) * 2019-11-15 2021-07-27 日本电产科宝(浙江)有限公司 噪音检测设备
US11378511B2 (en) * 2019-11-21 2022-07-05 Applied Materials, Inc. Methods and apparatus for detecting corrosion of conductive objects
EP4055254A1 (de) * 2019-12-05 2022-09-14 Siemens Energy, Inc. System zum überwachen des zustands von turbinenschaufeln zum identifizieren von rissen
CN114002061B (zh) * 2021-10-21 2024-02-20 山东鑫海矿业技术装备股份有限公司 基于径向力的涡旋破碎机的叶轮监测方法、设备及介质

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3654803A (en) 1970-10-02 1972-04-11 Raymond A Robinson System for measuring rotor blade vibration
US4934192A (en) * 1988-07-11 1990-06-19 Westinghouse Electric Corp. Turbine blade vibration detection system
US4951500A (en) * 1989-07-26 1990-08-28 Westinghouse Electric Corp. Method for determining the untwist of turbine blades
US5206816A (en) * 1991-01-30 1993-04-27 Westinghouse Electric Corp. System and method for monitoring synchronous blade vibration
JP2941613B2 (ja) * 1993-08-23 1999-08-25 三菱重工業株式会社 回転翼の振動計測装置
JPH1068654A (ja) * 1996-08-27 1998-03-10 Mitsubishi Heavy Ind Ltd 回転翼の振動計測装置
US7023205B1 (en) * 2000-08-01 2006-04-04 General Dynamics Advanced Information Systems, Inc. Eddy current sensor capable of sensing through a conductive barrier
EP1394360A1 (de) 2002-08-23 2004-03-03 Siemens Aktiengesellschaft Verfahren zur zerstörungsfreien Prüfung eines Bauteils sowie zur Herstellung einer Gasturbinenschaufel
US7392713B2 (en) * 2002-09-30 2008-07-01 United Technologies Corporation Monitoring system for turbomachinery
CN1328479C (zh) 2002-11-06 2007-07-25 西门子公司 涡轮机和确定其动/静叶片的电绝缘表面受损情况的方法
GB2408802A (en) * 2003-12-03 2005-06-08 Weston Aerospace Eddy current sensors
US20050122095A1 (en) * 2003-12-05 2005-06-09 Dooley Kevin A. Rotation sensor and method
US7341428B2 (en) * 2005-02-02 2008-03-11 Siemens Power Generation, Inc. Turbine blade for monitoring torsional blade vibration
US7836772B2 (en) * 2007-09-26 2010-11-23 Siemens Energy, Inc. Method and apparatus for tracking a rotating blade tip for blade vibration monitor measurements
US7866213B2 (en) * 2008-06-18 2011-01-11 Siemens Energy, Inc. Method of analyzing non-synchronous vibrations using a dispersed array multi-probe machine
JP2012501445A (ja) 2008-08-29 2012-01-19 ゼネラル・エレクトリック・カンパニイ 対象物の周期的位置を検知するためのシステムおよび方法
US8018225B2 (en) * 2008-11-25 2011-09-13 General Electric Company System and method for sensing the periodic position of an object
DE102008057556A1 (de) * 2008-11-15 2010-05-20 Mtu Aero Engines Gmbh Verfahren und Vorrichtung zur Risserkennung an Verdichterlaufschaufeln
GB201004559D0 (en) * 2010-03-19 2010-05-05 Rolls Royce Plc Rotating blade analysis
EP2299248A1 (de) 2009-09-14 2011-03-23 Siemens Aktiengesellschaft Verfahren zur Ermittlung von Rissen in Turbinenschaufeln
CZ303476B6 (cs) * 2009-10-15 2012-10-10 Štarman@Stanislav Zpusob bezkontaktního monitorování turbín, zejména jednotlivých lopatek parní nebo plynové turbíny v elektrárnách, a systém k provádení tohoto zpusobu
US8664585B2 (en) 2010-11-15 2014-03-04 Siemens Energy, Inc. Sensor apparatus for detecting and monitoring a crack propagating through a structure

Also Published As

Publication number Publication date
CN104755706B (zh) 2016-06-15
KR20150060937A (ko) 2015-06-03
JP2015533991A (ja) 2015-11-26
US9804110B2 (en) 2017-10-31
WO2014067737A1 (de) 2014-05-08
EP2885510B1 (de) 2016-09-28
EP2728128A1 (de) 2014-05-07
CN104755706A (zh) 2015-07-01
US20150285753A1 (en) 2015-10-08
EP2885510A1 (de) 2015-06-24
JP5940743B2 (ja) 2016-06-29

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