DE3227640C2 - - Google Patents

Info

Publication number
DE3227640C2
DE3227640C2 DE19823227640 DE3227640A DE3227640C2 DE 3227640 C2 DE3227640 C2 DE 3227640C2 DE 19823227640 DE19823227640 DE 19823227640 DE 3227640 A DE3227640 A DE 3227640A DE 3227640 C2 DE3227640 C2 DE 3227640C2
Authority
DE
Germany
Prior art keywords
probe
echo
ultrasound
arcs
point
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
Application number
DE19823227640
Other languages
German (de)
English (en)
Other versions
DE3227640A1 (de
Inventor
Sakae Shirakata Ibaraki Jp Sugiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3227640A1 publication Critical patent/DE3227640A1/de
Application granted granted Critical
Publication of DE3227640C2 publication Critical patent/DE3227640C2/de
Granted legal-status Critical Current

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
    • G01N29/36—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
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
    • 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
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time 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
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02854—Length, thickness
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE19823227640 1981-07-27 1982-07-23 Verfahren und anordnung zur groessenbestimmung mit ultraschallwellen Granted DE3227640A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11634681A JPS5818111A (ja) 1981-07-27 1981-07-27 超音波による板厚測定方法及び同装置

Publications (2)

Publication Number Publication Date
DE3227640A1 DE3227640A1 (de) 1983-03-10
DE3227640C2 true DE3227640C2 (fr) 1987-06-11

Family

ID=14684670

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823227640 Granted DE3227640A1 (de) 1981-07-27 1982-07-23 Verfahren und anordnung zur groessenbestimmung mit ultraschallwellen

Country Status (3)

Country Link
JP (1) JPS5818111A (fr)
DE (1) DE3227640A1 (fr)
GB (1) GB2104219B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107084654A (zh) * 2017-03-23 2017-08-22 西安飞机工业（集团）有限责任公司 一种雷达罩静力试验加载点确定方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63194112A (ja) * 1987-02-06 1988-08-11 Katsuyoshi Inai 加熱及び赤外線発生装置
JPH07117244B2 (ja) * 1989-06-28 1995-12-18 静岡製機株式会社 液体燃料燃焼式赤外線放射装置
CN104019777A (zh) * 2014-06-13 2014-09-03 西安热工研究院有限公司 汽轮机叶片表面开口裂纹深度的超声测量方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5242752A (en) * 1975-10-01 1977-04-02 Furuno Electric Co Ltd System for measuring relative positions
JPS5352188A (en) * 1976-10-22 1978-05-12 Hitachi Ltd Ultrasonic inspector
GB1575301A (en) * 1977-02-21 1980-09-17 Emi Ltd Acoustic imaging techniques
US4265121A (en) 1978-11-13 1981-05-05 Litton Industrial Products, Inc. High resolution ultrasound diagnostic apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107084654A (zh) * 2017-03-23 2017-08-22 西安飞机工业（集团）有限责任公司 一种雷达罩静力试验加载点确定方法

Also Published As

Publication number Publication date
JPS5818111A (ja) 1983-02-02
DE3227640A1 (de) 1983-03-10
GB2104219A (en) 1983-03-02
GB2104219B (en) 1985-03-27

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee