IT1026946B - Apparato per la rivelazione di emissioni acustiche - Google Patents

Apparato per la rivelazione di emissioni acustiche

Info

Publication number
IT1026946B
IT1026946B IT30385/74A IT3038574A IT1026946B IT 1026946 B IT1026946 B IT 1026946B IT 30385/74 A IT30385/74 A IT 30385/74A IT 3038574 A IT3038574 A IT 3038574A IT 1026946 B IT1026946 B IT 1026946B
Authority
IT
Italy
Prior art keywords
detection
equipment
acoustic emissions
emissions
acoustic
Prior art date
Application number
IT30385/74A
Other languages
English (en)
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 IT1026946B publication Critical patent/IT1026946B/it

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
    • G01N29/14—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
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Examining Or Testing Airtightness (AREA)
IT30385/74A 1974-01-09 1974-12-10 Apparato per la rivelazione di emissioni acustiche IT1026946B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/431,954 US4013905A (en) 1974-01-09 1974-01-09 Remote acoustic probe

Publications (1)

Publication Number Publication Date
IT1026946B true IT1026946B (it) 1978-10-20

Family

ID=23714151

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30385/74A IT1026946B (it) 1974-01-09 1974-12-10 Apparato per la rivelazione di emissioni acustiche

Country Status (5)

Country Link
US (1) US4013905A (it)
DE (1) DE2500560A1 (it)
FR (1) FR2257088B1 (it)
GB (1) GB1468056A (it)
IT (1) IT1026946B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114063A (en) * 1977-04-27 1978-09-12 Westinghouse Electric Corp. Piezoelectric sediment particle transport detector
CA1153459A (en) * 1979-06-26 1983-09-06 Paulus A. Stuivenwold Sensor for detecting particles in a fluid flow
ATE34843T1 (de) * 1982-11-05 1988-06-15 Lintvalve Electron Syst Ltd Leckdetektorvorrichtung fuer dampfsiedekessel.
US5027644A (en) * 1990-03-09 1991-07-02 Institute Of Gas Technology Method and apparatus for injecting acoustic signals into live gas mains
GB2246629A (en) * 1990-07-26 1992-02-05 Secr Defence Measuring fluid-borne vibrations in pipes
DE4036684C1 (en) * 1990-11-17 1991-12-19 Hermann Sewerin Gmbh, 4830 Guetersloh, De Water pipe section tester esp. for hydrant or slide valve - has sound pick=up on one side and piezo-discs on other side of receptor
US5127267A (en) * 1991-01-18 1992-07-07 Southern California Gas Company Acoustic method for locating concealed pipe
US5134876A (en) * 1991-07-08 1992-08-04 The Babcock & Wilcox Company Acoustic emission leak simulator
US5412989A (en) * 1992-12-28 1995-05-09 Columbia Gas Of Ohio, Inc. Acoustic tracing of buried conduits
US5756898A (en) * 1994-06-27 1998-05-26 Texaco Inc. Passive acoustic method of measuring the effective internal diameter of a pipe containing flowing fluids
FR2724729B1 (fr) * 1994-09-20 1997-01-31 Technofirst Dispositif de detection et de localisation de fuites de fluide
US5744700A (en) * 1994-09-20 1998-04-28 Technofirst Device for detecting and locating fluid leaks
AU4248997A (en) * 1996-09-09 1998-03-26 Sonic Force, L.L.C. Improved acoustic strain gauge and assembly and method for measuring strain
US5750900A (en) * 1996-09-09 1998-05-12 Sonicforce, L.L.C. Acoustic strain gauge and assembly and method for measuring strain
US5808201A (en) * 1996-09-09 1998-09-15 Sonicforce, L.L.C. Acoustic strain gauge
AT409189B (de) * 1998-08-13 2002-06-25 Tech Ueberwachungs Ver Oesterr Verfahren zur durchführung einer druckprüfung an einem druckbehälter sowie druckbehälter, rohreinheit hierzu und ein verfahren zur anbringung der rohreinheit
US6614354B2 (en) * 2001-03-02 2003-09-02 Gas Research Institute In-ground pipeline monitoring
GB0126453D0 (en) * 2001-11-03 2002-01-02 Rps Water Services Ltd Valve key
US6649069B2 (en) 2002-01-23 2003-11-18 Bae Systems Information And Electronic Systems Integration Inc Active acoustic piping
US6877894B2 (en) * 2002-09-24 2005-04-12 Siemens Westinghouse Power Corporation Self-aligning apparatus for acoustic thermography
WO2007115913A2 (de) * 2006-04-03 2007-10-18 Vonroll Infratec (Investment) Ag Schwingungssensoranordnung
US8803532B2 (en) 2011-04-06 2014-08-12 General Electric Company Apparatus and methods for testing of acoustic devices and systems
US11774614B2 (en) * 2021-07-13 2023-10-03 X Development Llc Synthetic subterranean source
CN113703036B (zh) * 2021-08-31 2024-05-28 宁波瑞能环境能源技术有限公司 用于声学相控阵测地下管道位置的管道发声装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2799788A (en) * 1954-11-16 1957-07-16 James W Fitzgerald Piezoelectric blast gages
US3137171A (en) * 1962-03-06 1964-06-16 Gen Dynamics Corp Pressure transducer
US3374663A (en) * 1965-04-16 1968-03-26 Electronic Systems Inc Vibration detector
US3638053A (en) * 1970-04-13 1972-01-25 Ceskoslovenska Akademie Ved Terrain probe for scanning time behavior of stress waves in a medium
FR2123070B1 (it) * 1970-11-06 1977-07-08
US3806909A (en) * 1972-03-23 1974-04-23 Texas Instruments Inc Stress sensor for a perimeter intrusion detector system

Also Published As

Publication number Publication date
GB1468056A (en) 1977-03-23
FR2257088B1 (it) 1979-09-28
FR2257088A1 (it) 1975-08-01
US4013905A (en) 1977-03-22
DE2500560A1 (de) 1975-07-10

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