CA1094677A - Transducteur et systeme d'emission acoustique - Google Patents

Transducteur et systeme d'emission acoustique

Info

Publication number
CA1094677A
CA1094677A CA250,548A CA250548A CA1094677A CA 1094677 A CA1094677 A CA 1094677A CA 250548 A CA250548 A CA 250548A CA 1094677 A CA1094677 A CA 1094677A
Authority
CA
Canada
Prior art keywords
housing
transducer
wearplate
acoustic
crystal
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
CA250,548A
Other languages
English (en)
Inventor
Dan L. Robinson
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
Application granted granted Critical
Publication of CA1094677A publication Critical patent/CA1094677A/fr
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)
CA250,548A 1975-05-14 1976-04-20 Transducteur et systeme d'emission acoustique Expired CA1094677A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US57744275A 1975-05-14 1975-05-14
US577,442 1975-05-14

Publications (1)

Publication Number Publication Date
CA1094677A true CA1094677A (fr) 1981-01-27

Family

ID=24308756

Family Applications (1)

Application Number Title Priority Date Filing Date
CA250,548A Expired CA1094677A (fr) 1975-05-14 1976-04-20 Transducteur et systeme d'emission acoustique

Country Status (9)

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

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 (fr) * 1981-12-22 1983-06-24 Euratom Systeme de surveillance d'une pluralite de conteneurs utilisant des sceaux ultrasonores
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 (fr) * 1997-06-25 1999-09-17 Framatome Sa Procede et dispositif de mesure a distance des deformations en service d'une enveloppe d'un faisceau de tubes d'un echangeur de chaleur
CN113465733B (zh) * 2021-08-13 2022-04-05 重庆大学 基于eemd-dnn的振动台结构位移响应预测方法及装置
CN113465732B (zh) * 2021-08-13 2022-04-05 重庆大学 基于emd-dnn的振动台结构位移响应预测方法及装置

Also Published As

Publication number Publication date
GB1543226A (en) 1979-03-28
DE2617462A1 (de) 1976-11-25
JPS51138484A (en) 1976-11-30
ES447865A1 (es) 1977-12-01
IT1059249B (it) 1982-05-31
FR2311300A1 (fr) 1976-12-10
SE7605425L (sv) 1976-11-15
BE841813A (fr) 1976-11-16
FR2311300B3 (fr) 1980-10-24

Similar Documents

Publication Publication Date Title
US5117676A (en) Leak detector for natural gas pipelines
US5257545A (en) Method and apparatus to monitor check valves
CA1094677A (fr) Transducteur et systeme d'emission acoustique
US5251469A (en) Calibration system
JPS609759Y2 (ja) 加圧水形原子炉用オンライン衝撃監視装置
US4481818A (en) Method of detecting cracks in constructions
CA1236591A (fr) Methode et dispositif de controle pour le depistage et la caracterisation des criques
US3936348A (en) Method and apparatus for detection of nuclear fuel rod failures
US5539789A (en) Method and apparatus for identifying failed nuclear fuel rods during refueling in a reactor core
US4828782A (en) Apparatus and method for inspection of fuel assemblies
CN109298076B (zh) 一种基于Lamb波的主动式阀门内漏损伤检测系统及方法
US4893490A (en) Device and process for controlling the effectiveness of particle hammering of the inner surface of a steam generator tube
EP0566862A1 (fr) Méthode et dispositif pour détecter des barreaux combustibles faillis par utilisation d'une atténuation de l'énergie d'ondes acoustiques
JPH07325189A (ja) 振動監視装置
Pollock Stress-wave emission in ndt
CA1054703A (fr) Pressurisation de tiges de combustible
US5790617A (en) Method and apparatus for detection of failed fuel rods by use of acoustic energy frequency attenuation
Gopal et al. Experiences with diagnostic instrumentation in nuclear power plants
Kupperman et al. Acoustic leak detection for reactor coolant systems
US4648425A (en) System and method of confirming operation of a steam relieving safety valve for a water-cooled nuclear reactor
JPH0476596B2 (fr)
US4410484A (en) Process and apparatus for acoustic and ultrasonic detection of defective nuclear reactor fuel assemblies
JPH0678962B2 (ja) 冷却材漏洩検出装置用健全性確認方法
Hartman et al. Acoustic emission surveillance of boiling water reactor piping nozzles and valves
JPS5825222B2 (ja) Ａｅセンサ−を用いたキヤビテ−シヨン検出方法

Legal Events

Date Code Title Description
MKEX Expiry