CA1038486A - Acoustic emission transducer calibration - Google Patents

Acoustic emission transducer calibration

Info

Publication number
CA1038486A
CA1038486A CA253,701A CA253701A CA1038486A CA 1038486 A CA1038486 A CA 1038486A CA 253701 A CA253701 A CA 253701A CA 1038486 A CA1038486 A CA 1038486A
Authority
CA
Canada
Prior art keywords
transducer
acoustic emission
acoustic
output response
standard
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
CA253,701A
Other languages
English (en)
French (fr)
Inventor
Walter C. Leschek
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1038486A publication Critical patent/CA1038486A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V13/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices covered by groups G01V1/00 – G01V11/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
    • 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
    • G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
    • 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
    • G01N2291/26—Scanned objects
    • G01N2291/269—Various geometry objects
    • G01N2291/2695—Bottles, containers

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
CA253,701A 1975-07-14 1976-05-31 Acoustic emission transducer calibration Expired CA1038486A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/595,982 US4039767A (en) 1975-07-14 1975-07-14 Acoustic emission transducer calibration

Publications (1)

Publication Number Publication Date
CA1038486A true CA1038486A (en) 1978-09-12

Family

ID=24385520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA253,701A Expired CA1038486A (en) 1975-07-14 1976-05-31 Acoustic emission transducer calibration

Country Status (4)

Country Link
US (1) US4039767A (show.php)
JP (1) JPS5847026B2 (show.php)
CA (1) CA1038486A (show.php)
FR (1) FR2318406A1 (show.php)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486642A (en) * 1977-12-23 1979-07-10 Toyo Suisan Kaisha Continuous production of foamed alpha noodle
JPS559786A (en) * 1978-07-10 1980-01-23 Saitama Bussan Kk Method and equipment for preparing preservable raw noodles by aging narrow strip of semi-dried dough, and slitting with kitchen knife
US4284860A (en) * 1980-03-28 1981-08-18 Georgia Tech Research Institute Time doman measurement of moving coil loudspeaker driver parameters
US4462082A (en) * 1981-09-17 1984-07-24 Rockwell International Corporation Automatic calibration system for ultrasonic inspection
US4625542A (en) * 1984-09-14 1986-12-02 Tab Leasing Radiation power measuring apparatus
DK155070C (da) * 1985-09-23 1989-07-03 Brueel & Kjaer As Akustisk kalibreringsanordning
US4651566A (en) * 1986-04-28 1987-03-24 The Boeing Company Portable impedance meter for non-destructive testing of sound absorbing panels
GB8809687D0 (en) * 1988-04-25 1988-06-02 Marconi Co Ltd Piezo-electric transducer test apparatus
JPH0394645A (ja) * 1989-06-29 1991-04-19 Shigehiro Fukushima 残余練成麺再生用乾燥装置と残余練成麺再生用乾燥方法
US5146776A (en) * 1990-11-26 1992-09-15 Westinghouse Electric Corp. Method for continuously calibrating an optical vibration sensor
US5448904A (en) * 1994-05-11 1995-09-12 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Acoustic calibration apparatus for calibrating plethysmographic acoustic pressure sensors
US5526689A (en) * 1995-03-24 1996-06-18 The Babcock & Wilcox Company Acoustic emission for detection of corrosion under insulation
US5567863A (en) * 1995-05-15 1996-10-22 Larson-Davis, Inc. Intensity acoustic calibrator
US5714687A (en) 1995-10-31 1998-02-03 Dunegan; Harold L. Transducer for measuring acoustic emission events
US6173613B1 (en) 1996-04-30 2001-01-16 Harold L. Dunegan Measuring crack growth by acoustic emission
US6626029B2 (en) 1999-01-08 2003-09-30 Harold L. Dunegan Apparatus and methods for measuring surface roughness
DE10207228A1 (de) * 2002-02-21 2003-09-04 Bosch Gmbh Robert Verfahren zur Kalibrierung eines Sensors und Schaltungsanordnung zum Betreiben eines Sensors
RU2277728C1 (ru) * 2005-02-10 2006-06-10 Владимир Кириллович Железняк Способ измерения максимальной разборчивости речи
RU2278424C1 (ru) * 2005-02-10 2006-06-20 Владимир Кириллович Железняк Устройство измерения максимальной разборчивости речи
RU2381498C1 (ru) * 2008-10-31 2010-02-10 Закрытое акционерное общество фирма "СИГМА-ОПТИК ЛТД" Способ калибровки датчиков акустической эмиссии и устройство для его реализации
RU2399910C1 (ru) * 2008-12-23 2010-09-20 Общество с ограниченной ответственностью "Научный производственно-технологический центр ОКТАЭДР" Способ термодинамического акустико-эмиссионного эталонирования и система, его реализующая
CN102621235A (zh) * 2012-03-20 2012-08-01 北京理工大学 声发射传感器灵敏度透射式测量方法
RU2554320C1 (ru) * 2014-01-20 2015-06-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Сибирский государственный университет путей сообщения" (СГУПС) г. Новосибирск Способ относительной калибровки преобразователей акустической эмиссии
JP6783242B2 (ja) * 2015-03-25 2020-11-11 ティコナ・エルエルシー 高溶融粘度のポリアリーレンスルフィドを形成する方法
RU2650357C1 (ru) * 2017-01-09 2018-04-11 Федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирский государственный университет путей сообщения" (СГУПС) г. Новосибирск Способ калибровки преобразователей акустической эмиссии
CN110967408B (zh) * 2019-12-09 2021-11-05 中南大学 一种测量空气耦合超声探头灵敏度的装置及方法
RU2740536C1 (ru) * 2020-06-15 2021-01-15 Федеральное Государственное Унитарное Предприятие "Всероссийский Научно-Исследовательский Институт Физико-Технических И Радиотехнических Измерений" (Фгуп "Вниифтри") Способ калибровки электроакустического преобразователя с большим отношением продольного размера к поперечному
CN112964349A (zh) * 2020-12-03 2021-06-15 中国船舶重工集团公司第七一五研究所 一种噪声测量水听器灵敏度绝对校准装置与方法
CN119277301B (zh) * 2024-12-06 2025-04-22 杭州惠耳听力技术设备有限公司 一种纯音测听用换能器自动化校准方法及系统

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1066622B (show.php) *

Also Published As

Publication number Publication date
JPS5847026B2 (ja) 1983-10-20
JPS5224576A (en) 1977-02-24
FR2318406B3 (show.php) 1979-06-29
US4039767A (en) 1977-08-02
FR2318406A1 (fr) 1977-02-11

Similar Documents

Publication Publication Date Title
CA1038486A (en) Acoustic emission transducer calibration
Jacobsen et al. The coherence of reverberant sound fields
US11391863B2 (en) Method of free-field broadband calibration of hydrophone sensitivity based on pink noise
Leslie et al. Hydrophone for measuring particle velocity
US4218924A (en) Ultrasonic ellipsometer
US5408880A (en) Ultrasonic differential measurement
Goujon et al. Behaviour of acoustic emission sensors using broadband calibration techniques
CA1049132A (en) Excitation and spectral calibration of acoustic emission systems
CN110426460B (zh) 一种水声材料去耦特性参数的行波管测量装置与方法
CN104501939A (zh) 一种利用单水听器测量非消声水池混响时间的反演方法
US5530678A (en) Real-time calibration acoustic array
JPH11509695A (ja) 音響強度較正装置
Hatano et al. Reciprocity calibration of acoustic emission transducers in Rayleigh-wave and longitudinal-wave sound fields
Galbraith et al. Development of a PVDF membrane hydrophone for use in air-coupled ultrasonic transducer calibration
Moretti et al. Metrology for underwater acoustics: rethinking measurement strategies for the assessment of the environmental status
US3954015A (en) Method of determining piezoelectric constants of ceramic rings
JPS6273125A (ja) 音響校正装置
Meier et al. Application of total loss factor measurements for the determination of sound insulation
Malarkodi et al. Underwater Electroacoustic Transducer Calibration
de Bree et al. Sound intensity measurements with the Microflown sensor
Yang et al. A self-reciprocity calibration of spherical transducers using boundary reflection in a spherical shell
US3754435A (en) Material tester
Beatty et al. Sonar Transducer Calibration in a High‐Pressure Tube
Zihong A Method for Reducing the Measurement Frequency of Transducers in a Hydrostatic Water Vessel
Castaings et al. Air-coupled ultrasonic transducers for the detection of defects in plates