ATE445831T1 - System zur analyse von verteilten spannungswellen - Google Patents

System zur analyse von verteilten spannungswellen

Info

Publication number
ATE445831T1
ATE445831T1 AT00984426T AT00984426T ATE445831T1 AT E445831 T1 ATE445831 T1 AT E445831T1 AT 00984426 T AT00984426 T AT 00984426T AT 00984426 T AT00984426 T AT 00984426T AT E445831 T1 ATE445831 T1 AT E445831T1
Authority
AT
Austria
Prior art keywords
stress wave
processed
distributed
voltage waves
distributed voltage
Prior art date
Application number
AT00984426T
Other languages
English (en)
Inventor
David Board
Craig Hughes
Michael Caulfield
Sylvia Andrews
Original Assignee
Curtiss Wright Flow Control
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 Curtiss Wright Flow Control filed Critical Curtiss Wright Flow Control
Application granted granted Critical
Publication of ATE445831T1 publication Critical patent/ATE445831T1/de

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/02—Gearings; Transmission mechanisms
    • G01M13/028—Acoustic or vibration analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4463—Signal correction, e.g. distance amplitude correction [DAC], distance gain size [DGS], noise filtering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4481—Neural networks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/52—Processing the detected response signal, e.g. electronic circuits specially adapted therefor using inversion methods other that spectral analysis, e.g. conjugated gradient inversion
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0275—Fault isolation and identification, e.g. classify fault; estimate cause or root of failure
    • G05B23/0281—Quantitative, e.g. mathematical distance; Clustering; Neural networks; Statistical analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/015—Attenuation, scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/106—Number of transducers one or more transducer arrays

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Artificial Intelligence (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Evolutionary Computation (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Control Of Eletrric Generators (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Emergency Protection Circuit Devices (AREA)
AT00984426T 1999-12-15 2000-12-15 System zur analyse von verteilten spannungswellen ATE445831T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/464,018 US6351713B1 (en) 1999-12-15 1999-12-15 Distributed stress wave analysis system
PCT/US2000/034029 WO2001044769A1 (en) 1999-12-15 2000-12-15 Distributed stress wave analysis system

Publications (1)

Publication Number Publication Date
ATE445831T1 true ATE445831T1 (de) 2009-10-15

Family

ID=23842191

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00984426T ATE445831T1 (de) 1999-12-15 2000-12-15 System zur analyse von verteilten spannungswellen

Country Status (7)

Country Link
US (1) US6351713B1 (de)
EP (1) EP1250577B1 (de)
AT (1) ATE445831T1 (de)
DE (1) DE60043159D1 (de)
DK (1) DK1250577T3 (de)
ES (1) ES2333402T3 (de)
WO (1) WO2001044769A1 (de)

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US7398184B1 (en) * 2007-04-09 2008-07-08 Honeywell International Inc. Analyzing equipment performance and optimizing operating costs
EP2373971B1 (de) 2008-12-22 2022-01-26 S.P.M. Instrument AB Analysesystem
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CN102944416B (zh) * 2012-12-06 2015-04-01 南京匹瑞电气科技有限公司 基于多传感器信号融合技术的风电机组叶片故障诊断方法
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KR20200041098A (ko) * 2018-10-11 2020-04-21 현대자동차주식회사 파워 트레인 부품 고장 진단 방법
CN110487917A (zh) * 2019-08-30 2019-11-22 重庆高开清芯科技产业发展有限公司 一种基于神经网络的应力波检测与分析系统
CN111044288B (zh) * 2019-12-31 2021-05-25 神州高铁技术股份有限公司 信号的获取方法、系统及存储介质、诊断系统、检测系统
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Also Published As

Publication number Publication date
WO2001044769A1 (en) 2001-06-21
ES2333402T3 (es) 2010-02-22
EP1250577A1 (de) 2002-10-23
EP1250577A4 (de) 2006-05-10
EP1250577B1 (de) 2009-10-14
US6351713B1 (en) 2002-02-26
DE60043159D1 (de) 2009-11-26
DK1250577T3 (da) 2009-12-07

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