ATE37094T1 - Verfahren zur feststellung von fehlerstellen, insbesondere von inneren fehlerstellen, wie rissen in geschweissten gelenken. - Google Patents

Verfahren zur feststellung von fehlerstellen, insbesondere von inneren fehlerstellen, wie rissen in geschweissten gelenken.

Info

Publication number
ATE37094T1
ATE37094T1 AT84401413T AT84401413T ATE37094T1 AT E37094 T1 ATE37094 T1 AT E37094T1 AT 84401413 T AT84401413 T AT 84401413T AT 84401413 T AT84401413 T AT 84401413T AT E37094 T1 ATE37094 T1 AT E37094T1
Authority
AT
Austria
Prior art keywords
interface
echo
echoes
echo return
defects
Prior art date
Application number
AT84401413T
Other languages
English (en)
Inventor
Jean-Pierre George Capdevielle
Original Assignee
Gaz De France
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 Gaz De France filed Critical Gaz De France
Application granted granted Critical
Publication of ATE37094T1 publication Critical patent/ATE37094T1/de

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
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4436—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with a reference signal
    • 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
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • G01N29/0609—Display arrangements, e.g. colour displays
    • G01N29/0618—Display arrangements, e.g. colour displays synchronised with scanning, e.g. in real-time
    • 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
    • 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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • 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
    • G01N2291/26—Scanned objects
    • G01N2291/267—Welds
    • G01N2291/2675—Seam, butt welding

Landscapes

  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Arc Welding Control (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
AT84401413T 1983-07-19 1984-07-03 Verfahren zur feststellung von fehlerstellen, insbesondere von inneren fehlerstellen, wie rissen in geschweissten gelenken. ATE37094T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8311911A FR2549607B1 (fr) 1983-07-19 1983-07-19 Procede de detection de defauts, notamment internes, tels que fissures dans des joints soudes
EP84401413A EP0132187B1 (de) 1983-07-19 1984-07-03 Verfahren zur Feststellung von Fehlerstellen, insbesondere von inneren Fehlerstellen, wie Rissen in geschweissten Gelenken

Publications (1)

Publication Number Publication Date
ATE37094T1 true ATE37094T1 (de) 1988-09-15

Family

ID=9290926

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84401413T ATE37094T1 (de) 1983-07-19 1984-07-03 Verfahren zur feststellung von fehlerstellen, insbesondere von inneren fehlerstellen, wie rissen in geschweissten gelenken.

Country Status (6)

Country Link
EP (1) EP0132187B1 (de)
AT (1) ATE37094T1 (de)
CA (1) CA1232671A (de)
DE (1) DE3473928D1 (de)
FR (1) FR2549607B1 (de)
NO (1) NO162934C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004054749A1 (de) * 2002-12-18 2004-07-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur bewertung einer sich während eines schweissvorganges ausbildenden schweissverbindung mit longitudinalen und transversalen ultraschallwellen
CN101699279B (zh) * 2009-10-27 2011-08-03 中国长江航运集团青山船厂 双相钢与碳钢t型接头角焊缝超声波探伤方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB664763A (en) * 1949-02-17 1952-01-09 Nat Res Dev Method of and apparatus for examining materials by ultrasonic irradiation
DE971993C (de) * 1955-01-04 1959-05-06 Siemens Ag Schallkopf zur Schraegeinstrahlung von Ultraschallimpulsen in Pruefkoerper
DE1816255C3 (de) * 1968-12-21 1973-11-22 Hoesch Werke Ag, 4600 Dortmund Verfahren zur zerstörungsfreien Prüfung von Schweißnahten mittels Ultra schallenergie
FR2093406A5 (de) * 1970-06-12 1972-01-28 Commissariat Energie Atomique
US3895685A (en) * 1971-04-19 1975-07-22 Combustion Eng Method and apparatus for ultrasonic inspection of weldments
IT1096070B (it) * 1977-05-16 1985-08-17 Mannesmann Ag Procedimento per la differenziazione di segnali us(ultrasuoni)la cui riflessione ha cause diverse
AT362166B (de) * 1979-01-08 1981-04-27 Voest Alpine Ag Schweissnaht austenitischer staehle
JPS56143951A (en) * 1980-04-10 1981-11-10 Nisshin Steel Co Ltd Ultrasonic flaw detection for austenite alloy steel welded steel pipe

Also Published As

Publication number Publication date
NO162934B (no) 1989-11-27
DE3473928D1 (en) 1988-10-13
NO162934C (no) 1990-03-07
NO842934L (no) 1985-01-21
FR2549607B1 (fr) 1986-01-31
FR2549607A1 (fr) 1985-01-25
EP0132187B1 (de) 1988-09-07
EP0132187A1 (de) 1985-01-23
CA1232671A (fr) 1988-02-09

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