CA1089080A - Ultrasonic testing - Google Patents

Ultrasonic testing

Info

Publication number
CA1089080A
CA1089080A CA273,616A CA273616A CA1089080A CA 1089080 A CA1089080 A CA 1089080A CA 273616 A CA273616 A CA 273616A CA 1089080 A CA1089080 A CA 1089080A
Authority
CA
Canada
Prior art keywords
window
rear wall
echo
cycle
test
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA273,616A
Other languages
English (en)
French (fr)
Inventor
Dieter Lather
Klaus-Uwe Jannsen
Karl Ries
Peter Moller
Ulrich Forstermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KARL DEUTSCH PRUF- und MESSGERATEBAU
Vodafone GmbH
Original Assignee
KARL DEUTSCH PRUF- und MESSGERATEBAU
Mannesmann 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 KARL DEUTSCH PRUF- und MESSGERATEBAU, Mannesmann AG filed Critical KARL DEUTSCH PRUF- und MESSGERATEBAU
Application granted granted Critical
Publication of CA1089080A publication Critical patent/CA1089080A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/44Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4436Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with a reference signal
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/04Analysing solids
    • G01N29/07Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/36Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06Systems determining the position data of a target
    • G01S15/08Systems for measuring distance only
    • G01S15/10Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/18Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/02Indexing codes associated with the analysed material
    • G01N2291/028Material parameters
    • G01N2291/02854Length, thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/04Wave modes and trajectories
    • G01N2291/044Internal reflections (echoes), e.g. on walls or defects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CA273,616A 1976-03-10 1977-03-09 Ultrasonic testing Expired CA1089080A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2610457A DE2610457C2 (de) 1976-03-10 1976-03-10 Verfahren zur automatischen Nachführung von Anzeigenerwartungsbereichen bei der Ultraschallprüfung
DEP2610457.4-52 1976-03-10

Publications (1)

Publication Number Publication Date
CA1089080A true CA1089080A (en) 1980-11-04

Family

ID=5972303

Family Applications (1)

Application Number Title Priority Date Filing Date
CA273,616A Expired CA1089080A (en) 1976-03-10 1977-03-09 Ultrasonic testing

Country Status (6)

Country Link
US (1) US4147065A (OSRAM)
JP (1) JPS5920980B2 (OSRAM)
CA (1) CA1089080A (OSRAM)
DE (1) DE2610457C2 (OSRAM)
FR (1) FR2344016A1 (OSRAM)
GB (1) GB1579651A (OSRAM)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916519C2 (de) * 1979-04-24 1983-05-26 Krautkrämer GmbH, 5000 Köln Verfahren zur Ausblendung von Störsignalen bei der Ultraschallprüfung
NL7904973A (nl) * 1979-06-26 1980-12-30 Roentgen Tech Dienst Bv Stelsel voor het met ultrasone golven onderzoeken van lasverbindingen in pijpen.
DE3017900C2 (de) * 1980-05-09 1982-12-16 Krautkrämer, GmbH, 5000 Köln Verfahren zur genauen automatischen Einstellung des Fehlererwartungsbereiches von Ultraschall-Rohr-Prüfanlagen zur zerstörungsfreien Werkstoffprüfung nach dem Impuls-Echo-Verfahren
NL8002888A (nl) * 1980-05-19 1981-12-16 Neratoom Stelsel voor het meten van de wanddikte van een meetobject.
DE3135301A1 (de) * 1981-09-02 1983-04-14 Mannesmann AG, 4000 Düsseldorf Verfahren zum nachweis von wasserstoffinduzierten rissen in metallischen werkstoffen
DE3135969C2 (de) * 1981-09-08 1983-11-17 Krautkrämer GmbH, 5000 Köln Ultraschallprüfverfahren zum Nachweis von Ungänzen in Werkstücken und Ultraschallprüfgerät mit einer Blendenschaltung zur Durchführung des Verfahrens
DE3204797C2 (de) * 1982-02-11 1983-12-29 Nukem Gmbh, 6450 Hanau Impuls-Echo-Verfahren zur zerstörungsfreien Ultraschall-Werkstoffprüfung
GB2136569B (en) * 1983-03-05 1987-02-25 Robert Joseph Savage Testing of structures
US4799168A (en) * 1985-12-31 1989-01-17 The Boeing Company Data recording apparatus for an ultrasonic inspection system
US4799177A (en) * 1985-12-31 1989-01-17 The Boeing Company Ultrasonic instrumentation for examination of variable-thickness objects
US4991440A (en) * 1990-02-05 1991-02-12 Westinghouse Electric Corp. Method of ultrasonically measuring thickness and characteristics of zirconium liner coextruded with zirconium tube
US5511425A (en) * 1993-12-09 1996-04-30 Krautkramer-Branson, Inc. Flaw detector incorporating DGS
DE19750572A1 (de) * 1997-11-14 1999-02-18 Siemens Ag Ultraschallmeßverfahren und -vorrichtung
DE10110045A1 (de) * 2001-03-02 2002-09-05 Bosch Gmbh Robert Vorrichtung zur Signalauswertung
EP1576363B1 (de) * 2002-12-19 2009-08-12 GE Inspection Technologies GmbH Ultraschallprüfgerät und verfahren zur auswertung von ultraschallsignalen
GB2512835A (en) * 2013-04-08 2014-10-15 Permasense Ltd Ultrasonic detection of a change in a surface of a wall
CN103969343B (zh) * 2014-05-22 2016-07-06 株洲时代电子技术有限公司 钢轨探伤仿真试验装置及其系统
US10060883B2 (en) * 2015-10-01 2018-08-28 General Electric Company Pipeline crack detection
EP3382386B1 (en) * 2017-03-29 2020-10-14 Fujitsu Limited Defect detection using ultrasound scan data
GB2608421A (en) * 2021-06-30 2023-01-04 Dolphitech As Calibrating an ultrasound apparatus
CN114674257A (zh) * 2022-03-31 2022-06-28 中国空气动力研究与发展中心计算空气动力研究所 一种基于超声横波探测的高精度测厚方法及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3555499A (en) * 1968-05-24 1971-01-12 Texas Instruments Inc Method and system for determining reflectivity of the ocean bottom
US3690154A (en) * 1969-07-21 1972-09-12 Atomic Energy Authority Uk Apparatus for measuring thickness
US3640122A (en) * 1969-11-20 1972-02-08 Bethlehem Steel Corp Ultrasonic defect signal discriminator
DE2321699C3 (de) * 1973-04-28 1982-03-04 Krautkrämer, GmbH, 5000 Köln Verfahren zum Einstellen der Blendenanlagen bei der automatischen zerstörungsfreien Werkstoffprüfung
DE2422439C2 (de) * 1974-05-09 1983-12-08 Krautkrämer GmbH, 5000 Köln Verfahren zur Fehlerblendeneinstellung bei einem Ultraschallprüfverfahren
US3986389A (en) * 1975-11-03 1976-10-19 Jones & Laughlin Steel Corporation Gating control system in ultrasonic inspection apparatus

Also Published As

Publication number Publication date
JPS5920980B2 (ja) 1984-05-16
FR2344016A1 (fr) 1977-10-07
US4147065A (en) 1979-04-03
FR2344016B1 (OSRAM) 1981-09-11
GB1579651A (en) 1980-11-19
DE2610457B1 (de) 1977-12-15
JPS5366779A (en) 1978-06-14
DE2610457C2 (de) 1978-08-10

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