ES447865A1 - Acoustic emission transducer and system - Google Patents

Acoustic emission transducer and system

Info

Publication number
ES447865A1
ES447865A1 ES447865A ES447865A ES447865A1 ES 447865 A1 ES447865 A1 ES 447865A1 ES 447865 A ES447865 A ES 447865A ES 447865 A ES447865 A ES 447865A ES 447865 A1 ES447865 A1 ES 447865A1
Authority
ES
Spain
Prior art keywords
housing
use plate
crystal
acoustic emission
main axis
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
ES447865A
Other languages
Spanish (es)
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.)
Framatome ANP Richland Inc
Original Assignee
Exxon Nuclear Co Inc
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 Exxon Nuclear Co Inc filed Critical Exxon Nuclear Co Inc
Publication of ES447865A1 publication Critical patent/ES447865A1/en
Expired 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
    • G01N29/22—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
    • G01N29/14—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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/003—Remote inspection of vessels, e.g. pressure vessels
    • G21C17/007—Inspection of the outer surfaces of vessels
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Multimedia (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

An improved acoustic emission transducer device comprising a crystal sensing element for perceiving acoustic emissions, a housing for said crystal detecting element, said housing having a main axis comprising a lower end, integral use plate with said housing and an open opposite end, said lower end including a lens part internally located in said housing and comprising sides inclining toward said main axis, extending from said use plate toward said open end, and terminating on a flat surface a a fixed distance from said use plate end, axially spaced therefrom, and means securing said crystal detecting element to said planar surface. (Machine-translation by Google Translate, not legally binding)
ES447865A 1975-05-14 1976-05-13 Acoustic emission transducer and system Expired ES447865A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57744275A 1975-05-14 1975-05-14

Publications (1)

Publication Number Publication Date
ES447865A1 true ES447865A1 (en) 1977-12-01

Family

ID=24308756

Family Applications (1)

Application Number Title Priority Date Filing Date
ES447865A Expired ES447865A1 (en) 1975-05-14 1976-05-13 Acoustic emission transducer and system

Country Status (9)

Country Link
JP (1) JPS51138484A (en)
BE (1) BE841813A (en)
CA (1) CA1094677A (en)
DE (1) DE2617462A1 (en)
ES (1) ES447865A1 (en)
FR (1) FR2311300A1 (en)
GB (1) GB1543226A (en)
IT (1) IT1059249B (en)
SE (1) SE7605425L (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4088907A (en) * 1976-10-29 1978-05-09 Westinghouse Electric Corp. Piezoelectric acoustic emission instrumentation
AU534645B2 (en) * 1979-02-27 1984-02-09 Australasian Training Aids Pty. Ltd. Transducer assemblies
US4530241A (en) * 1979-04-24 1985-07-23 European Atomic Energy Community (Euratom) Method of monitoring the identity and integrity of an object particularly a closed container
FR2518751A1 (en) * 1981-12-22 1983-06-24 Euratom SYSTEM FOR MONITORING A PLURALITY OF CONTAINERS USING ULTRASONIC SEALS
US4468965A (en) * 1982-11-05 1984-09-04 Union Carbide Corporation Test method for acetylene cylinders
GB2269900A (en) * 1992-08-19 1994-02-23 Christopher David Hill Acoustic leak detection method for liquid storage tanks
FR2765324B1 (en) * 1997-06-25 1999-09-17 Framatome Sa METHOD AND DEVICE FOR REMOTELY MEASURING DEFORMATIONS IN SERVICE OF A CASING OF A TUBE BEAM OF A HEAT EXCHANGER
CN113465733B (en) * 2021-08-13 2022-04-05 重庆大学 Vibration table structure displacement response prediction method and device based on EEMD-DNN
CN113465732B (en) * 2021-08-13 2022-04-05 重庆大学 Vibration table structure displacement response prediction method and device based on EMD-DNN

Also Published As

Publication number Publication date
BE841813A (en) 1976-11-16
SE7605425L (en) 1976-11-15
GB1543226A (en) 1979-03-28
FR2311300A1 (en) 1976-12-10
CA1094677A (en) 1981-01-27
DE2617462A1 (en) 1976-11-25
FR2311300B3 (en) 1980-10-24
IT1059249B (en) 1982-05-31
JPS51138484A (en) 1976-11-30

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