CH708523A2 - System und Verfahren zur Überwachung einer rotierenden Komponente. - Google Patents

System und Verfahren zur Überwachung einer rotierenden Komponente. Download PDF

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Publication number
CH708523A2
CH708523A2 CH01318/14A CH13182014A CH708523A2 CH 708523 A2 CH708523 A2 CH 708523A2 CH 01318/14 A CH01318/14 A CH 01318/14A CH 13182014 A CH13182014 A CH 13182014A CH 708523 A2 CH708523 A2 CH 708523A2
Authority
CH
Switzerland
Prior art keywords
signals
window
average power
rotating component
signed average
Prior art date
Application number
CH01318/14A
Other languages
German (de)
English (en)
Inventor
Senthilkumar Datchanamoorthy
Michael Allen Ball
Aninda Bhattacharya
Venkata Ramana Hemadribhotla
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 CH708523A2 publication Critical patent/CH708523A2/de

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/14—Testing gas-turbine engines or jet-propulsion engines
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CH01318/14A 2013-09-03 2014-09-01 System und Verfahren zur Überwachung einer rotierenden Komponente. CH708523A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/016,930 US9476318B2 (en) 2013-09-03 2013-09-03 Systems and methods to monitor a rotating component

Publications (1)

Publication Number Publication Date
CH708523A2 true CH708523A2 (de) 2015-03-13

Family

ID=52470583

Family Applications (1)

Application Number Title Priority Date Filing Date
CH01318/14A CH708523A2 (de) 2013-09-03 2014-09-01 System und Verfahren zur Überwachung einer rotierenden Komponente.

Country Status (4)

Country Link
US (1) US9476318B2 (enExample)
JP (1) JP6378582B2 (enExample)
CH (1) CH708523A2 (enExample)
DE (1) DE102014111855A1 (enExample)

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* Cited by examiner, † Cited by third party
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US9476318B2 (en) * 2013-09-03 2016-10-25 General Electric Company Systems and methods to monitor a rotating component
JP6239491B2 (ja) * 2014-12-09 2017-11-29 三菱重工業株式会社 回転機械の状態監視装置、回転機械、及び回転機械の状態監視方法
US10920605B2 (en) 2017-12-21 2021-02-16 General Electric Company System and method for measuring eccentricity of turbine shell relative to turbine rotor
US10663280B2 (en) 2018-03-23 2020-05-26 General Electric Company System and method for measuring eccentricity of gas turbine casing relative to rotor
WO2021113508A1 (en) * 2019-12-05 2021-06-10 Siemens Energy, Inc. Turbine blade health monitoring system for identifying cracks
JP7652579B2 (ja) * 2021-02-05 2025-03-27 古野電気株式会社 レーダ信号処理装置、レーダ装置、レーダ信号処理方法およびレーダ信号処理プログラム
US12297743B2 (en) * 2023-07-31 2025-05-13 General Electric Company Gas turbine engine having a sensor assembly to detect torsional vibration

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US8121813B2 (en) * 2009-01-28 2012-02-21 General Electric Company System and method for clearance estimation between two objects
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US8186945B2 (en) 2009-05-26 2012-05-29 General Electric Company System and method for clearance control
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US8593296B2 (en) 2010-10-19 2013-11-26 General Electric Company System and method for turbine bucket tip shroud deflection measurement
US8970228B2 (en) * 2012-05-31 2015-03-03 General Electric Company Rotational clearance measurement system and method of operation
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US9476318B2 (en) * 2013-09-03 2016-10-25 General Electric Company Systems and methods to monitor a rotating component

Also Published As

Publication number Publication date
JP2015049246A (ja) 2015-03-16
DE102014111855A1 (de) 2015-03-05
US20150066389A1 (en) 2015-03-05
JP6378582B2 (ja) 2018-08-22
US9476318B2 (en) 2016-10-25

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Legal Events

Date Code Title Description
NV New agent

Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH

AZW Rejection (application)