HK1126850A1 - Leakage detector - Google Patents

Leakage detector

Info

Publication number
HK1126850A1
HK1126850A1 HK09105628.0A HK09105628A HK1126850A1 HK 1126850 A1 HK1126850 A1 HK 1126850A1 HK 09105628 A HK09105628 A HK 09105628A HK 1126850 A1 HK1126850 A1 HK 1126850A1
Authority
HK
Hong Kong
Prior art keywords
detector
leakage
main body
output signal
incorporating
Prior art date
Application number
HK09105628.0A
Other languages
English (en)
Chinese (zh)
Inventor
加治克宏
西條和宏
Original Assignee
富士地探株式會社
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 富士地探株式會社 filed Critical 富士地探株式會社
Publication of HK1126850A1 publication Critical patent/HK1126850A1/xx

Links

Classifications

    • 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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Glass Compositions (AREA)
HK09105628.0A 2007-06-23 2009-06-23 Leakage detector HK1126850A1 (en)

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
HK1126850A1 true HK1126850A1 (en) 2009-09-11

Family

ID=40135099

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09105628.0A HK1126850A1 (en) 2007-06-23 2009-06-23 Leakage detector

Country Status (7)

Country Link
US (1) US8096167B2 (xx)
EP (1) EP2028471B1 (xx)
JP (1) JP5311771B2 (xx)
KR (1) KR101494206B1 (xx)
CN (1) CN101329012B (xx)
AT (1) ATE520968T1 (xx)
HK (1) HK1126850A1 (xx)

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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
JP6248933B2 (ja) * 2012-09-27 2017-12-20 日本電気株式会社 漏洩検査装置、漏洩検査方法、及び漏洩検査プログラム
US9804053B2 (en) * 2012-09-28 2017-10-31 Nec Corporation Defect analysis device, defect analysis method, and program
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
KR102464672B1 (ko) * 2021-08-30 2022-11-09 김재옥 청음 및 가스식 누출 탐지기
CN114397403A (zh) * 2021-12-31 2022-04-26 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
FR3135325A1 (fr) 2022-05-03 2023-11-10 Alcom Technologies Procédé et dispositif portable de détection de fuite dans une canalisation

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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
JP2007520396A (ja) * 2004-01-23 2007-07-26 ジェネシス・マシナリー・プロダクツ、インコーポレイテッド シールされた容器の密閉完全性を製造工程中に測定するシール力モニタ装置、システム及びその方法
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
KR101494206B1 (ko) 2015-02-17
KR20080113162A (ko) 2008-12-29
US8096167B2 (en) 2012-01-17
EP2028471A3 (en) 2009-10-07
US20080314123A1 (en) 2008-12-25
CN101329012A (zh) 2008-12-24
JP5311771B2 (ja) 2013-10-09
CN101329012B (zh) 2015-02-18
JP2009002873A (ja) 2009-01-08
ATE520968T1 (de) 2011-09-15
EP2028471A2 (en) 2009-02-25
EP2028471B1 (en) 2011-08-17

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20230623