DE69015565D1 - Ultraschallprüfvorrichtung. - Google Patents

Ultraschallprüfvorrichtung.

Info

Publication number
DE69015565D1
DE69015565D1 DE69015565T DE69015565T DE69015565D1 DE 69015565 D1 DE69015565 D1 DE 69015565D1 DE 69015565 T DE69015565 T DE 69015565T DE 69015565 T DE69015565 T DE 69015565T DE 69015565 D1 DE69015565 D1 DE 69015565D1
Authority
DE
Germany
Prior art keywords
testing device
ultrasonic testing
ultrasonic
testing
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 - Fee Related
Application number
DE69015565T
Other languages
English (en)
Other versions
DE69015565T2 (de
Inventor
Mitsuhiro Koike
Shusou Wadaka
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE69015565D1 publication Critical patent/DE69015565D1/de
Application granted granted Critical
Publication of DE69015565T2 publication Critical patent/DE69015565T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/341—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics
    • G01N29/343—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics pulse waves, e.g. particular sequence of pulses, bursts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0611—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements in a pile
    • 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
    • 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/32—Arrangements for suppressing undesired influences, e.g. temperature or pressure variations, compensating for signal noise
    • 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
    • G01N29/42—Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/905—Side lobe reduction or shading
DE69015565T 1989-10-25 1990-10-11 Ultraschallprüfvorrichtung. Expired - Fee Related DE69015565T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1277863A JPH0781995B2 (ja) 1989-10-25 1989-10-25 超音波探触子および超音波探傷装置

Publications (2)

Publication Number Publication Date
DE69015565D1 true DE69015565D1 (de) 1995-02-09
DE69015565T2 DE69015565T2 (de) 1995-06-08

Family

ID=17589336

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69015565T Expired - Fee Related DE69015565T2 (de) 1989-10-25 1990-10-11 Ultraschallprüfvorrichtung.

Country Status (4)

Country Link
US (1) US5065629A (de)
EP (1) EP0424744B1 (de)
JP (1) JPH0781995B2 (de)
DE (1) DE69015565T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5203823A (en) * 1989-02-28 1993-04-20 Mitsubishi Denki Kabushiki Kaisha Detecting apparatus
EP0456028B1 (de) * 1990-04-27 1994-12-28 Mitsubishi Denki Kabushiki Kaisha Aufsichtsvorrichtung
US5738635A (en) * 1993-01-22 1998-04-14 Technomed Medical Systems Adjustable focusing therapeutic apparatus with no secondary focusing
US5461921A (en) * 1993-07-13 1995-10-31 Iowa State University Research Foundation, Inc. Direct-sequence spread-spectrum ultrasonic testing device
JP3130223B2 (ja) 1994-11-18 2001-01-31 三菱電機株式会社 検出方法及び検出装置
US5984869A (en) * 1998-04-20 1999-11-16 General Electric Company Method and apparatus for ultrasonic beamforming using golay-coded excitation
US6331997B1 (en) * 1998-08-04 2001-12-18 Linkair Communication, Inc. Scheme for spread spectrum multiple access coding
US6867535B1 (en) * 1999-11-05 2005-03-15 Sensant Corporation Method of and apparatus for wafer-scale packaging of surface microfabricated transducers
US6792808B1 (en) * 2003-04-30 2004-09-21 General Electric Company Ultrasonic inspection method
US7373260B2 (en) * 2004-03-03 2008-05-13 Metis Design Corporation Sensor infrastructure
WO2005084358A2 (en) * 2004-03-03 2005-09-15 Metis Design Corporation Damage detection device
US7533578B2 (en) * 2006-04-18 2009-05-19 Metis Design Corporation Triangulation with co-located sensors
GB0723622D0 (en) * 2007-12-04 2008-01-09 Univ Exeter The Devices, systems and methods of detecting defects in workpieces
FR2977671B1 (fr) * 2011-07-08 2013-11-29 01Db Metravib Procede et dispositif pour controler des structures par retournement temporel
GB2506145A (en) * 2012-09-21 2014-03-26 Permasense Ltd Ultrasonic non-destructive testing of solid objects

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245326A (en) * 1967-08-29 1981-01-13 International Telephone And Telegraph Corporation Impulse autocorrelation function code generator
US3681579A (en) * 1970-10-20 1972-08-01 Hughes Aircraft Co Non-interacting complementary coding system
FR2374651A1 (fr) * 1976-12-16 1978-07-13 Labo Cent Telecommunicat Dispositif d'elimination des lobes secondaires d'auto-correlation d'un signal continu periodique code en phase

Also Published As

Publication number Publication date
JPH0781995B2 (ja) 1995-09-06
JPH03138563A (ja) 1991-06-12
EP0424744B1 (de) 1994-12-28
DE69015565T2 (de) 1995-06-08
US5065629A (en) 1991-11-19
EP0424744A1 (de) 1991-05-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee