JPS6326344B2 - - Google Patents
Info
- Publication number
- JPS6326344B2 JPS6326344B2 JP56119141A JP11914181A JPS6326344B2 JP S6326344 B2 JPS6326344 B2 JP S6326344B2 JP 56119141 A JP56119141 A JP 56119141A JP 11914181 A JP11914181 A JP 11914181A JP S6326344 B2 JPS6326344 B2 JP S6326344B2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- sensor
- flaw detection
- electric signal
- electric circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 12
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000007769 metal material Substances 0.000 description 4
- 238000001028 reflection method Methods 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000011120 plywood Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002843 nonmetals Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000002604 ultrasonography 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
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0609—Display arrangements, e.g. colour 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
- G01N29/04—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
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/014—Resonance or resonant frequency
-
- 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
- G01N2291/267—Welds
- G01N2291/2675—Seam, butt welding
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56119141A JPS5821558A (ja) | 1981-07-31 | 1981-07-31 | 非金属物超音波探傷装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56119141A JPS5821558A (ja) | 1981-07-31 | 1981-07-31 | 非金属物超音波探傷装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5821558A JPS5821558A (ja) | 1983-02-08 |
JPS6326344B2 true JPS6326344B2 (ru) | 1988-05-30 |
Family
ID=14753935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56119141A Granted JPS5821558A (ja) | 1981-07-31 | 1981-07-31 | 非金属物超音波探傷装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5821558A (ru) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0565333U (ja) * | 1992-02-19 | 1993-08-31 | せいし 鈴木 | 指圧器 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2144853B (en) * | 1983-08-10 | 1987-01-14 | Rolls Royce | Component inspection by self generated transient stress wave detection |
JPS61169758A (ja) * | 1985-01-22 | 1986-07-31 | Bridgestone Corp | シ−ト接合部の超音波連続非破壊検査装置 |
JPS63236960A (ja) * | 1987-03-25 | 1988-10-03 | Nippon Paint Co Ltd | 塗膜の接着状態検査方法 |
WO2002016925A1 (fr) * | 2000-08-23 | 2002-02-28 | Mitsubishi Denki Kabushiki Kaisha | Dispositif non destructif d'inspection |
KR101210472B1 (ko) | 2010-12-02 | 2012-12-10 | 한국수력원자력 주식회사 | 초음파공명의 비선형특성을 이용한 미세균열 탐지장치 및 그 방법 |
-
1981
- 1981-07-31 JP JP56119141A patent/JPS5821558A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0565333U (ja) * | 1992-02-19 | 1993-08-31 | せいし 鈴木 | 指圧器 |
Also Published As
Publication number | Publication date |
---|---|
JPS5821558A (ja) | 1983-02-08 |
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