KR940010124A - 플래이너 크랙 사이징 방법 및 장치 - Google Patents

플래이너 크랙 사이징 방법 및 장치 Download PDF

Info

Publication number
KR940010124A
KR940010124A KR1019930022205A KR930022205A KR940010124A KR 940010124 A KR940010124 A KR 940010124A KR 1019930022205 A KR1019930022205 A KR 1019930022205A KR 930022205 A KR930022205 A KR 930022205A KR 940010124 A KR940010124 A KR 940010124A
Authority
KR
South Korea
Prior art keywords
crack
predetermined frequency
planar
ultrasonic energy
dolly
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.)
Withdrawn
Application number
KR1019930022205A
Other languages
English (en)
Korean (ko)
Inventor
하워드 터휸 제임스
Original Assignee
아더 엠. 킹
제네랄 일렉트릭 캄파니
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 아더 엠. 킹, 제네랄 일렉트릭 캄파니 filed Critical 아더 엠. 킹
Publication of KR940010124A publication Critical patent/KR940010124A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/04Analysing solids
    • G01N29/07Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/04Analysing solids
    • G01N29/06Visualisation of the interior, e.g. acoustic microscopy
    • G01N29/0654Imaging
    • G01N29/069Defect imaging, localisation and sizing using, e.g. time of flight diffraction [TOFD], synthetic aperture focusing technique [SAFT], Amplituden-Laufzeit-Ortskurven [ALOK] technique
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/22Details, e.g. general constructional or apparatus details
    • G01N29/28Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/02Indexing codes associated with the analysed material
    • G01N2291/028Material parameters
    • G01N2291/02854Length, thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/04Wave modes and trajectories
    • G01N2291/044Internal reflections (echoes), e.g. on walls or defects

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
KR1019930022205A 1992-10-26 1993-10-25 플래이너 크랙 사이징 방법 및 장치 Withdrawn KR940010124A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US966,492 1992-10-26
US07/966,492 US5492012A (en) 1992-10-26 1992-10-26 Time-of-flight method for sizing cracks through fluid-filled gaps in structures

Publications (1)

Publication Number Publication Date
KR940010124A true KR940010124A (ko) 1994-05-24

Family

ID=25511490

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930022205A Withdrawn KR940010124A (ko) 1992-10-26 1993-10-25 플래이너 크랙 사이징 방법 및 장치

Country Status (7)

Country Link
US (1) US5492012A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0595573A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH06201658A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR940010124A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX9306620A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO933831L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
TW (1) TW229268B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675085A (en) * 1994-10-28 1997-10-07 H & B System Inc. Method and apparatus for measuring depth of crack for reinforced concrete construction
JP3299655B2 (ja) * 1995-03-17 2002-07-08 株式会社日立製作所 多層構造体の検査のための超音波探傷装置及びその超音波探傷方法
US5681996A (en) * 1996-08-01 1997-10-28 Beloit Technologies, Inc. Ultrasonic device for inspection of metal parts
US5992236A (en) * 1996-08-01 1999-11-30 Beloit Technologies, Inc. Ultrasonic inspection method
DE10084306B4 (de) * 1999-03-01 2006-02-02 H & B System Co., Ltd. Ultraschallerfassungsgerät und ein dieses verwendendes Ultraschallerfassungsverfahren
US6134967A (en) * 1999-05-11 2000-10-24 Beloit Technologies, Inc. Detection of delamination of rubber covers from metal substrates
SE527074C2 (sv) * 2003-06-23 2005-12-20 Impressonic Ab Icke-förstörande materialprovning
FR2959017B1 (fr) * 2010-04-20 2013-05-31 Gdf Suez Dispositif et procede de controle non destructif pour detecter d'eventuelles anomalies
US10060883B2 (en) * 2015-10-01 2018-08-28 General Electric Company Pipeline crack detection
JP6963241B6 (ja) * 2019-05-17 2021-12-01 中日本ハイウェイ・エンジニアリング名古屋株式会社 フェーズドアレイ超音波探傷用走査治具
CN113686274B (zh) * 2021-08-23 2024-05-10 重庆交通大学 危岩裂缝水深度测量方法、危岩崩塌预警方法与系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4570487A (en) * 1980-04-21 1986-02-18 Southwest Research Institute Multibeam satellite-pulse observation technique for characterizing cracks in bimetallic coarse-grained component
GB2121964A (en) * 1982-06-16 1984-01-04 Secr Defence Ultrasonic testing using mode conversion
US4522064A (en) * 1983-12-12 1985-06-11 Sigma Research Inc. Ultrasonic method and apparatus for determining the depth of a crack in a solid material
US4658649A (en) * 1985-06-06 1987-04-21 Combustion Engineering, Inc. Ultrasonic method and device for detecting and measuring defects in metal media
FR2614722B1 (fr) * 1987-04-28 1992-04-17 Dory Jacques Filtre acoustique permettant de supprimer ou d'attenuer les alternances negatives d'une onde elastique et generateur d'ondes elastiques comportant un tel filtre
US5118464A (en) * 1991-03-15 1992-06-02 General Electric Company Method of ultrasonic inspection of materials through opaque barriers

Also Published As

Publication number Publication date
NO933831L (no) 1994-04-27
MX9306620A (es) 1994-04-29
NO933831D0 (no) 1993-10-25
TW229268B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1994-09-01
JPH06201658A (ja) 1994-07-22
US5492012A (en) 1996-02-20
EP0595573A1 (en) 1994-05-04

Similar Documents

Publication Publication Date Title
KR940010124A (ko) 플래이너 크랙 사이징 방법 및 장치
Cooper et al. Surface acoustic wave interactions with cracks and slots: a noncontacting study using lasers
US20150300897A1 (en) Sensor device and residual stress detection system employing same
JPH07167845A (ja) 超音波変換器
Drinkwater et al. The measurement of a 0 and s 0 lamb wave attenuation to determine the normal and shear stiffnesses of a compressively loaded interface
KR910006720A (ko) 고체구조물 형상 판단용 초음파 시스템
US4574637A (en) Method for measuring surface and near surface properties of materials
EP0194476A3 (en) Coextrusion inspection system
US2536128A (en) Method and means for generating and utilizing vibrational waves in plates
Jian et al. Pulsed Rayleigh wave scattered at a surface crack
US3299696A (en) Apparatus for generating, directing and receiving ultrasonic wave trains
CN107144632B (zh) 曲面构件r角区域的缺陷无损检测方法
Lott et al. Real-time ultrasonic sensing of arc welding processes
US4149139A (en) Ultrasonic transmission device
US5677489A (en) Distributed structural characteristic detection system using a unidirectional acoustic waveguide
CN207440013U (zh) 一种横波超声阵列传感器耦合混凝土板探伤装置
US5406851A (en) Ultrasonic transducer system
NL1015460C2 (nl) Werkwijze voor het onderzoeken van scheuren in steenachtig materiaal.
Jungerman et al. Characterization of surface defects using a pulsed acoustic laser probe
Kincaid A theory of eddy current NDE for cracks in nonmagnetic materials
Joseph et al. Long-distance leaky surface ultrasonic waves
JPS5822964B2 (ja) 超音波による亀裂深さの測定方法
CN116338002B (zh) 超声探测装置和超声探测方法
JP4102609B2 (ja) アスファルト切断方法及びアスファルト切断装置
Joseph et al. Low attenuation waveguide for leaky surface waves

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19931025

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid