JPS6367846B2 - - Google Patents

Info

Publication number
JPS6367846B2
JPS6367846B2 JP9102382A JP9102382A JPS6367846B2 JP S6367846 B2 JPS6367846 B2 JP S6367846B2 JP 9102382 A JP9102382 A JP 9102382A JP 9102382 A JP9102382 A JP 9102382A JP S6367846 B2 JPS6367846 B2 JP S6367846B2
Authority
JP
Japan
Prior art keywords
vibration
detection element
data
sensing signal
vibration detection
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
JP9102382A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58208636A (ja
Inventor
Yoshio Seki
Ryutaro Tanimoto
Kenji Yamada
Masaru Shiotani
Shozo Yamazaki
Masaru Sakuma
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.)
Japan Radio Co Ltd
Original Assignee
Japan Radio Co Ltd
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 Japan Radio Co Ltd filed Critical Japan Radio Co Ltd
Priority to JP9102382A priority Critical patent/JPS58208636A/ja
Publication of JPS58208636A publication Critical patent/JPS58208636A/ja
Publication of JPS6367846B2 publication Critical patent/JPS6367846B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP9102382A 1982-05-28 1982-05-28 漏水等配管からの漏れ位置検出装置 Granted JPS58208636A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9102382A JPS58208636A (ja) 1982-05-28 1982-05-28 漏水等配管からの漏れ位置検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9102382A JPS58208636A (ja) 1982-05-28 1982-05-28 漏水等配管からの漏れ位置検出装置

Publications (2)

Publication Number Publication Date
JPS58208636A JPS58208636A (ja) 1983-12-05
JPS6367846B2 true JPS6367846B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-12-27

Family

ID=14014936

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9102382A Granted JPS58208636A (ja) 1982-05-28 1982-05-28 漏水等配管からの漏れ位置検出装置

Country Status (1)

Country Link
JP (1) JPS58208636A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3430717A1 (de) * 1984-08-21 1986-03-06 Battelle-Institut E.V., 6000 Frankfurt Behaelter fuer schuettgueter
FR2626974B1 (fr) * 1988-02-09 1990-12-07 Eaux Cie Gle Procede et dispositif pour la detection de fuites sur les canalisations de fluides
US5231866A (en) * 1991-05-28 1993-08-03 Dnv Industrial Services, Inc. Acoustic leak detection system
EP0552044B1 (en) * 1992-01-16 1996-10-09 Kabushiki Kaisha Toshiba Method and apparatus for detecting the position of an abnormal site of a buried pipe
JP7131887B2 (ja) * 2017-03-15 2022-09-06 日本電気株式会社 分析装置、分析システム、分析方法及びプログラム

Also Published As

Publication number Publication date
JPS58208636A (ja) 1983-12-05

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