ATE520968T1 - Leckdetektor - Google Patents

Leckdetektor

Info

Publication number
ATE520968T1
ATE520968T1 AT08011350T AT08011350T ATE520968T1 AT E520968 T1 ATE520968 T1 AT E520968T1 AT 08011350 T AT08011350 T AT 08011350T AT 08011350 T AT08011350 T AT 08011350T AT E520968 T1 ATE520968 T1 AT E520968T1
Authority
AT
Austria
Prior art keywords
detector
leakage
main body
output signal
incorporating
Prior art date
Application number
AT08011350T
Other languages
English (en)
Inventor
Katsuhiro Kaji
Kazuhiro Saijo
Original Assignee
Fuji Tecom 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 Fuji Tecom Inc filed Critical Fuji Tecom Inc
Application granted granted Critical
Publication of ATE520968T1 publication Critical patent/ATE520968T1/de

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/001—Acoustic presence detection

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Glass Compositions (AREA)
AT08011350T 2007-06-23 2008-06-23 Leckdetektor ATE520968T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007165714A JP5311771B2 (ja) 2007-06-23 2007-06-23 漏洩探知装置

Publications (1)

Publication Number Publication Date
ATE520968T1 true ATE520968T1 (de) 2011-09-15

Family

ID=40135099

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08011350T ATE520968T1 (de) 2007-06-23 2008-06-23 Leckdetektor

Country Status (6)

Country Link
US (1) US8096167B2 (de)
EP (1) EP2028471B1 (de)
JP (1) JP5311771B2 (de)
KR (1) KR101494206B1 (de)
CN (1) CN101329012B (de)
AT (1) ATE520968T1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0813014D0 (en) * 2008-07-16 2008-08-20 Groveley Detection Ltd Detector and methods of detecting
GB0914463D0 (en) 2009-08-19 2009-09-30 Sev Trent Water Ltd Leak detector
CN102072408A (zh) * 2009-11-23 2011-05-25 中国科学院生态环境研究中心 一种城市供水管道漏失检测方法
CN102072409B (zh) * 2009-11-23 2014-05-21 中国科学院生态环境研究中心 一种结合漏失概率计算与记录仪监测的管网漏失监测方法
EP2902765A4 (de) * 2012-09-27 2016-06-15 Nec Corp Leckprüfvorrichtung, leckprüfverfahren und leckprüfprogramm
EP2902764A4 (de) * 2012-09-28 2016-05-11 Nec Corp Defektanalysevorrichtung, defektanalyseverfahren und programm
JP6281891B2 (ja) * 2013-05-31 2018-02-21 テンパール工業株式会社 携帯型地絡点探査装置
CN103672411A (zh) * 2013-12-09 2014-03-26 成都科盛石油科技有限公司 石油管道侦听系统
JP6403111B2 (ja) * 2014-09-09 2018-10-10 島津エミット株式会社 携帯端末およびプログラム
KR101627793B1 (ko) * 2014-11-28 2016-06-07 주식회사 유솔 상수도 계량기 및 이를 이용한 상수도 관제시스템
CN105757464A (zh) * 2016-03-31 2016-07-13 陈思宇 一种防爆型智能故障检测系统及其检测方法
CN106090631B (zh) * 2016-08-17 2018-01-23 渤海大学 一种长输油管道泄漏检测装置及检测方法
CN107327706B (zh) * 2017-07-11 2019-04-23 中国石油大学(北京) 管道悬空检测试验装置
JP7089651B2 (ja) * 2018-12-03 2022-06-23 エア・ウォーター・バイオデザイン株式会社 振動検出装置及び保持部
JP7129899B2 (ja) * 2018-12-20 2022-09-02 株式会社日立製作所 管状態検知システム、その方法、及びセンサ端末
US11035749B2 (en) 2019-02-07 2021-06-15 Georg Fischer, LLC Leak test system and method for thermoplastic piping
KR102145458B1 (ko) * 2020-01-03 2020-08-18 주식회사 한국빅텍 누수 감지 장치 및 누수 감지 방법
JP2021173532A (ja) 2020-04-18 2021-11-01 フジテコム株式会社 埋設管の破損箇所探知装置
US12203890B2 (en) 2020-08-28 2025-01-21 Industrial Technology Research Institute Acoustic resonance diagnostic method for detecting structural degradation and system applying the same
KR102464672B1 (ko) * 2021-08-30 2022-11-09 김재옥 청음 및 가스식 누출 탐지기
CN114397403B (zh) * 2021-12-31 2024-07-30 北京无线电计量测试研究所 一种地下管线故障检测装置及地下管线故障检测系统
FR3135325B1 (fr) 2022-05-03 2024-11-08 Alcom Tech Procédé et dispositif portable de détection de fuite dans une canalisation
WO2024214156A1 (ja) * 2023-04-10 2024-10-17 ファナック株式会社 診断用データ収集整形装置、診断システム及び診断用データの収集整形方法
CN117870974B (zh) * 2024-01-15 2024-07-02 中国特种设备检测研究院 一种用于管道泄漏检测的低频声发射传感器及其使用方法
CN119353618B (zh) * 2024-10-21 2025-11-21 清华大学 基于水动力噪音的供水管网泄漏监测预警方法、系统、介质及设备

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2015403A (en) * 1933-08-11 1935-09-24 Alfred M F Kiddle Apparatus for preventing twisting of flexible electric cords
JPS5583831A (en) * 1978-12-20 1980-06-24 Fuji Sangyo Kk Leak inspection object pipe line search method of liquid conduit line and its unit
US4309576A (en) * 1979-07-16 1982-01-05 Heath Consultants Incorporated Listening device for localizing underground water leakages
US4455863A (en) * 1982-03-29 1984-06-26 Consolidated Natural Gas Service Company Sonic detection of gas leaks in underground pipes
US4648159A (en) * 1985-03-18 1987-03-10 Dougherty John F Fastener for a lace or rope or the like
US4953144A (en) * 1989-09-11 1990-08-28 Shell Oil Company Third-party detection around pipelines
US5744700A (en) * 1994-09-20 1998-04-28 Technofirst Device for detecting and locating fluid leaks
US5710377A (en) * 1995-10-17 1998-01-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Ultrasonic leak detection system
JP3689221B2 (ja) * 1997-05-26 2005-08-31 フジテコム株式会社 振動検出装置及びその雑音吸収部材
US6058076A (en) * 1997-12-08 2000-05-02 Komninos; Nikolaos I. Signal detector and method for detecting signals having selected frequency characteristics
GB2337117B (en) * 1998-05-04 2001-04-04 Csi Technology Inc Digital ultrasonic monitoring system and method
US6227036B1 (en) * 1998-10-28 2001-05-08 The Regents Of The University Of Michigan Multiple microphone photoacoustic leak detection and localization system and method
JP4119112B2 (ja) * 2001-11-05 2008-07-16 本田技研工業株式会社 混合音の分離装置
US6785618B2 (en) * 2001-03-02 2004-08-31 Gas Research Institute In-ground pipeline monitoring
JP2004037414A (ja) * 2002-07-08 2004-02-05 Tatsuo Omori 漏水探知方法、装置およびそれに用いるプログラム
US6725705B1 (en) * 2003-05-15 2004-04-27 Gas Technology Institute Enhanced acoustic detection of gas leaks in underground gas pipelines
US7203322B1 (en) * 2003-05-16 2007-04-10 Metrotech Corporation Acoustic detector with noise cancellation
WO2005072222A2 (en) * 2004-01-23 2005-08-11 Genesis Machinery Products, Inc. Seal force monitor apparatus, system, and method for in-process determination of integrity of sealed containers
US7107839B1 (en) * 2004-09-30 2006-09-19 The United States Of America As Represented By The Secretary Of The Army System and method for the detection of ballistic impacts and/or penetration of a pressure vessel
JP4460422B2 (ja) * 2004-11-09 2010-05-12 晃 幸田 漏洩探知における雑音除去方法
JP4468236B2 (ja) * 2005-05-17 2010-05-26 株式会社 拓和 地中音測定装置およびこの装置を用いた水みちの探査方法

Also Published As

Publication number Publication date
US20080314123A1 (en) 2008-12-25
JP5311771B2 (ja) 2013-10-09
EP2028471B1 (de) 2011-08-17
EP2028471A2 (de) 2009-02-25
KR20080113162A (ko) 2008-12-29
CN101329012A (zh) 2008-12-24
HK1126850A1 (en) 2009-09-11
US8096167B2 (en) 2012-01-17
JP2009002873A (ja) 2009-01-08
EP2028471A3 (de) 2009-10-07
CN101329012B (zh) 2015-02-18
KR101494206B1 (ko) 2015-02-17

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Legal Events

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