CA1193354A - Localisateur d'emission acoustique de defauts dans une structure fermee - Google Patents
Localisateur d'emission acoustique de defauts dans une structure fermeeInfo
- Publication number
- CA1193354A CA1193354A CA000389646A CA389646A CA1193354A CA 1193354 A CA1193354 A CA 1193354A CA 000389646 A CA000389646 A CA 000389646A CA 389646 A CA389646 A CA 389646A CA 1193354 A CA1193354 A CA 1193354A
- Authority
- CA
- Canada
- Prior art keywords
- generator
- locator according
- charac
- sensor
- signals
- 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
Links
- 230000007547 defect Effects 0.000 claims abstract description 3
- 230000010349 pulsation Effects 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 5
- 238000012800 visualization Methods 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 3
- 230000006870 function Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 241000238876 Acari Species 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000002592 echocardiography Methods 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- 101150087426 Gnal gene Proteins 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000005279 excitation period Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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)
Applications Claiming Priority (2)
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 |
FR80-23800 | 1980-11-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1193354A true CA1193354A (fr) | 1985-09-10 |
Family
ID=9247774
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000389646A Expired CA1193354A (fr) | 1980-11-07 | 1981-11-06 | Localisateur d'emission acoustique de defauts dans une structure fermee |
Country Status (9)
Families Citing this family (6)
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)
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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 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 |
-
1980
- 1980-11-07 FR FR8023800A patent/FR2493992A1/fr active Granted
-
1981
- 1981-10-22 US US06/313,922 patent/US4472971A/en not_active Expired - Fee Related
- 1981-10-26 ZA ZA817394A patent/ZA817394B/xx unknown
- 1981-10-30 EP EP81401745A patent/EP0052550B1/fr not_active Expired
- 1981-10-30 DE DE8181401745T patent/DE3169093D1/de not_active Expired
- 1981-11-03 YU YU2609/81A patent/YU44200B/xx unknown
- 1981-11-06 ES ES506918A patent/ES8300200A1/es not_active Expired
- 1981-11-06 CA CA000389646A patent/CA1193354A/fr not_active Expired
- 1981-11-07 KR KR1019810004288A patent/KR880000894B1/ko not_active Expired
Also Published As
Publication number | Publication date |
---|---|
YU44200B (en) | 1990-04-30 |
KR880000894B1 (ko) | 1988-05-30 |
KR830008173A (ko) | 1983-11-16 |
FR2493992B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1984-05-11 |
ES506918A0 (es) | 1982-10-01 |
DE3169093D1 (en) | 1985-03-28 |
ZA817394B (en) | 1982-09-29 |
EP0052550B1 (fr) | 1985-02-20 |
US4472971A (en) | 1984-09-25 |
ES8300200A1 (es) | 1982-10-01 |
YU260981A (en) | 1984-06-30 |
FR2493992A1 (fr) | 1982-05-14 |
EP0052550A1 (fr) | 1982-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |