DE3572032D1 - Two-probe ultrasonic flaw detection apparatus - Google Patents

Two-probe ultrasonic flaw detection apparatus

Info

Publication number
DE3572032D1
DE3572032D1 DE8585102745T DE3572032T DE3572032D1 DE 3572032 D1 DE3572032 D1 DE 3572032D1 DE 8585102745 T DE8585102745 T DE 8585102745T DE 3572032 T DE3572032 T DE 3572032T DE 3572032 D1 DE3572032 D1 DE 3572032D1
Authority
DE
Germany
Prior art keywords
detection apparatus
flaw detection
ultrasonic flaw
probe ultrasonic
probe
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
DE8585102745T
Other languages
English (en)
Inventor
Masahiro Koike
Fuminobu Takahashi
Satoshi Ogura
Kazunori Koga
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3572032D1 publication Critical patent/DE3572032D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • 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
    • G01N29/4454—Signal recognition, e.g. specific values or portions, signal events, signatures
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • 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
    • G01N2291/102—Number of transducers one emitter, one receiver
    • 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
    • G01N2291/26—Scanned objects
    • G01N2291/269—Various geometry objects
    • G01N2291/2693—Rotor or turbine parts
    • 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
    • G01N2291/26—Scanned objects
    • G01N2291/269—Various geometry objects
    • G01N2291/2695—Bottles, containers

Landscapes

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE8585102745T 1984-03-12 1985-03-11 Two-probe ultrasonic flaw detection apparatus Expired DE3572032D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59045637A JPS60190855A (ja) 1984-03-12 1984-03-12 ２探触子超音波探傷装置

Publications (1)

Publication Number Publication Date
DE3572032D1 true DE3572032D1 (en) 1989-09-07

Family

ID=12724872

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585102745T Expired DE3572032D1 (en) 1984-03-12 1985-03-11 Two-probe ultrasonic flaw detection apparatus

Country Status (4)

Country Link
US (1) US4615217A (de)
EP (1) EP0158819B1 (de)
JP (1) JPS60190855A (de)
DE (1) DE3572032D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2579764B1 (fr) * 1985-03-29 1987-05-15 Labo Electronique Physique Procede et appareil d'exploration de milieux par echographie ultrasonore
GB9000314D0 (en) * 1990-01-06 1990-03-07 Lk Ltd A control system
GB2266367B (en) * 1991-04-19 1995-11-01 Kawasaki Heavy Ind Ltd Ultrasonic defect testing method and apparatus
US8156784B2 (en) * 2009-12-04 2012-04-17 Olympus Ndt, Inc. System and method for derivation and real-time application of acoustic V-path correction data

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3407650A (en) * 1965-04-05 1968-10-29 Ben Wade Oakes Dickinson Ultrasonic apparatus for detecting flaws
DE1648664A1 (de) * 1967-01-31 1972-05-04 Ruhrgas Ag Verfahren und Vorrichtung zum zerstoerungsfreien Pruefen von Werkstuecken mittels Ultraschallwellen im Impuls-Echo-Verfahren
FR2244173A1 (en) * 1973-09-19 1975-04-11 Thome Paul Non-destructive ultrasonic testing system - permits location and indication of contour of fault to be determined
US3996791A (en) * 1975-04-24 1976-12-14 Krautkramer-Branson, Incorporated Ultrasonic test method and apparatus utilizing scattered signals
JPS5357893A (en) * 1976-11-04 1978-05-25 Mitsubishi Electric Corp Inspecting apparatus of flaw by ultrasonic wave
JPS5826550A (ja) * 1981-08-05 1983-02-17 Toshiba Corp 固定子コイル插入装置
DE3203827A1 (de) * 1982-02-04 1983-08-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Datenauswerte-verfahren und geraet fuer die zerstoerungsfreie ultraschall-werkstoffpruefung und ultraschall-ortung

Also Published As

Publication number Publication date
US4615217A (en) 1986-10-07
EP0158819B1 (de) 1989-08-02
JPH0550706B2 (de) 1993-07-29
JPS60190855A (ja) 1985-09-28
EP0158819A1 (de) 1985-10-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee