ZA817394B - Acoustic emission locator of defects in a closed structure - Google Patents

Acoustic emission locator of defects in a closed structure

Info

Publication number
ZA817394B
ZA817394B ZA817394A ZA817394A ZA817394B ZA 817394 B ZA817394 B ZA 817394B ZA 817394 A ZA817394 A ZA 817394A ZA 817394 A ZA817394 A ZA 817394A ZA 817394 B ZA817394 B ZA 817394B
Authority
ZA
South Africa
Prior art keywords
locator
defects
acoustic emission
closed structure
closed
Prior art date
Application number
ZA817394A
Other languages
English (en)
Inventor
Jean Marini
Bernard Audenard
Original Assignee
Framatome Sa
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 Framatome Sa filed Critical Framatome Sa
Publication of ZA817394B publication Critical patent/ZA817394B/xx

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
    • 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
    • G01N29/0627—Cathode-ray tube displays
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
ZA817394A 1980-11-07 1981-10-26 Acoustic emission locator of defects in a closed structure ZA817394B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8023800A FR2493992A1 (fr) 1980-11-07 1980-11-07 Localisateur d'emission acoustique de defauts dans une structure fermee

Publications (1)

Publication Number Publication Date
ZA817394B true ZA817394B (en) 1982-09-29

Family

ID=9247774

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA817394A ZA817394B (en) 1980-11-07 1981-10-26 Acoustic emission locator of defects in a closed structure

Country Status (9)

Country Link
US (1) US4472971A (xx)
EP (1) EP0052550B1 (xx)
KR (1) KR880000894B1 (xx)
CA (1) CA1193354A (xx)
DE (1) DE3169093D1 (xx)
ES (1) ES8300200A1 (xx)
FR (1) FR2493992A1 (xx)
YU (1) YU44200B (xx)
ZA (1) ZA817394B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59225374A (ja) * 1983-06-06 1984-12-18 Hitachi Ltd 音源位置標定方法とその装置
US4811605A (en) * 1988-02-29 1989-03-14 Canadian Patents And Development Limited/Societe Canadienne Des Brevets Et D'exploitation Limitee Apparatus and method for inspecting the degradation of a gas nozzle
US5031456A (en) * 1989-08-04 1991-07-16 H.A.F.A. International, Inc. Method for the detection of voids and corrosion damage by thermal treatment
US5337611A (en) * 1992-12-02 1994-08-16 Electric Power Research Institute Method of simulating ultrasonic inspection of flaws
US6857553B1 (en) * 2002-04-17 2005-02-22 The United States Of America As Represented By The United States Department Of Energy Method and apparatus for in-process sensing of manufacturing quality
DE102008023863A1 (de) * 2008-05-16 2009-11-26 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Überwachung einer Anlage

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1132714A (fr) * 1955-10-06 1957-03-14 Télémètre oscillographique à balayage circulaire
FR1193044A (fr) * 1958-02-14 1959-10-29 Realisations Ultrasoniques Sa Procédé et dispositifs d'examen de corps solides par les ultra-sons
GB1391175A (en) * 1971-08-04 1975-04-16 Cambridge Consultants Lttd Electrical circuit means for use in acoustic emission detecting and or recording apparatus
FR2164031A5 (en) * 1971-12-10 1973-07-27 Commissariat Energie Atomique Locating device - for source of strain waves eg in stressed pressure vessels
CA1004313A (en) * 1972-08-09 1977-01-25 George J. Mckenzie Sonar display
JPS5623110B2 (xx) * 1975-02-18 1981-05-29
US3985024A (en) * 1975-02-28 1976-10-12 Grumman Corporation Acoustic emission process and system for improved flaw source location
US4033179A (en) * 1975-03-07 1977-07-05 Westinghouse Electric Corporation Acoustic emission monitoring system
US4009463A (en) * 1975-03-13 1977-02-22 Westinghouse Electric Corporation Acoustic emission monitoring system

Also Published As

Publication number Publication date
EP0052550A1 (fr) 1982-05-26
ES506918A0 (es) 1982-10-01
KR880000894B1 (ko) 1988-05-30
DE3169093D1 (en) 1985-03-28
US4472971A (en) 1984-09-25
YU260981A (en) 1984-06-30
YU44200B (en) 1990-04-30
ES8300200A1 (es) 1982-10-01
FR2493992B1 (xx) 1984-05-11
FR2493992A1 (fr) 1982-05-14
KR830008173A (ko) 1983-11-16
EP0052550B1 (fr) 1985-02-20
CA1193354A (fr) 1985-09-10

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