CA2173794C - Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe - Google Patents

Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe Download PDF

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Publication number
CA2173794C
CA2173794C CA 2173794 CA2173794A CA2173794C CA 2173794 C CA2173794 C CA 2173794C CA 2173794 CA2173794 CA 2173794 CA 2173794 A CA2173794 A CA 2173794A CA 2173794 C CA2173794 C CA 2173794C
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CA
Canada
Prior art keywords
user
signatures
valve
signature
sound signatures
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 - Fee Related
Application number
CA 2173794
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English (en)
Other versions
CA2173794A1 (fr
Inventor
Joseph G. Dimmick
Lloyd E. Powell
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.)
Leak Detection Services Inc
Original Assignee
Leak Detection Services 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 Leak Detection Services Inc filed Critical Leak Detection Services Inc
Publication of CA2173794A1 publication Critical patent/CA2173794A1/fr
Application granted granted Critical
Publication of CA2173794C publication Critical patent/CA2173794C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
CA 2173794 1995-04-10 1996-04-10 Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe Expired - Fee Related CA2173794C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44953895A 1995-04-10 1995-04-10
US08/449,538 1995-04-10

Publications (2)

Publication Number Publication Date
CA2173794A1 CA2173794A1 (fr) 1996-10-11
CA2173794C true CA2173794C (fr) 2001-01-16

Family

ID=23784538

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2173794 Expired - Fee Related CA2173794C (fr) 1995-04-10 1996-04-10 Methode de detection de fuites par analyse de l'empreinte differentielle, utilisee dans le cas de la robinetteuse, et appareil connexe

Country Status (2)

Country Link
CA (1) CA2173794C (fr)
FR (1) FR2734054B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8050875B2 (en) 2006-12-26 2011-11-01 Rosemount Inc. Steam trap monitoring
US10641412B2 (en) 2012-09-28 2020-05-05 Rosemount Inc. Steam trap monitor with diagnostics
CN113740004A (zh) * 2020-05-28 2021-12-03 中国石油化工股份有限公司 一种阀门内漏泄漏率评价装置及评价等级方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3174632D1 (en) * 1980-10-20 1986-06-19 Atomic Energy Authority Uk Apparatus for indicating variations in acoustic properties on an interface
SU1247703A1 (ru) * 1985-01-04 1986-07-30 Предприятие П/Я М-5881 Способ обнаружени течи и устройство дл его осуществлени
US5136876A (en) * 1987-01-16 1992-08-11 The Dow Chemical Company Apparatus and process for determining fluid leak rates
US5101774A (en) * 1989-08-03 1992-04-07 Westvaco Corporation Acoustic leak detection system
US5341670A (en) * 1991-12-13 1994-08-30 Atlantic Richfield Company Method and apparatus for locating seepage from tanks
DE4200245C2 (de) * 1992-01-08 1993-10-21 Rohrnetzbau Gmbh Rbg Verfahren und Einrichtung zum Aufspüren eines aus einer Oberfläche austretenden Leckagestromes

Also Published As

Publication number Publication date
CA2173794A1 (fr) 1996-10-11
FR2734054B1 (fr) 1999-06-18
FR2734054A1 (fr) 1996-11-15

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