ATE360806T1 - Primäres pumpen mit variabler geschwindigkeit für einen gastracer-leckdetektor - Google Patents

Primäres pumpen mit variabler geschwindigkeit für einen gastracer-leckdetektor

Info

Publication number
ATE360806T1
ATE360806T1 AT99402928T AT99402928T ATE360806T1 AT E360806 T1 ATE360806 T1 AT E360806T1 AT 99402928 T AT99402928 T AT 99402928T AT 99402928 T AT99402928 T AT 99402928T AT E360806 T1 ATE360806 T1 AT E360806T1
Authority
AT
Austria
Prior art keywords
gastracer
variable speed
leak detector
primary pumps
speed primary
Prior art date
Application number
AT99402928T
Other languages
English (en)
Inventor
Didier Pierrejean
Frederic Rouveyre
Bertrand Seigeot
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE360806T1 publication Critical patent/ATE360806T1/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
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Emergency Alarm Devices (AREA)
AT99402928T 1998-12-10 1999-11-25 Primäres pumpen mit variabler geschwindigkeit für einen gastracer-leckdetektor ATE360806T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9815579A FR2787192B1 (fr) 1998-12-10 1998-12-10 Vitesse variable sur le pompage primaire d'un detecteur de fuites par gaz traceur

Publications (1)

Publication Number Publication Date
ATE360806T1 true ATE360806T1 (de) 2007-05-15

Family

ID=9533806

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99402928T ATE360806T1 (de) 1998-12-10 1999-11-25 Primäres pumpen mit variabler geschwindigkeit für einen gastracer-leckdetektor

Country Status (6)

Country Link
US (1) US6354141B1 (de)
EP (1) EP1008841B1 (de)
JP (1) JP2000171327A (de)
AT (1) ATE360806T1 (de)
DE (1) DE69935898T2 (de)
FR (1) FR2787192B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7168297B2 (en) 2003-10-28 2007-01-30 Environmental Systems Products Holdings Inc. System and method for testing fuel tank integrity
US8555704B2 (en) * 2008-10-20 2013-10-15 Agilent Technologies, Inc. Calibration systems and methods for tracer gas leak detection
DE102010033373A1 (de) 2010-08-04 2012-02-09 Inficon Gmbh Lecksuchgerät
CN103189724B (zh) * 2010-11-16 2015-03-04 株式会社爱发科 检漏仪
DE102011107334B4 (de) * 2011-07-14 2023-03-16 Leybold Gmbh Lecksucheinrichtung sowie Verfahren zum Überprüfen von Gegenständen auf Dichtigkeit mittels einer Lecksucheinrichtung
US10488292B1 (en) 2014-10-16 2019-11-26 Leak Detection Technologies, Inc. Leak detection system
US9841344B2 (en) 2016-03-29 2017-12-12 Leak Detection Technologies, Inc. System and methods for monitoring leaks in underground storage tanks
CN109459236B (zh) * 2018-11-23 2020-06-16 福建江夏学院 一种用于测试新型变速泵的试验台及其工作方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE859352A (fr) * 1977-10-04 1978-02-01 Organisation Europ De Rech S S Appareil de detection de fuite de gaz
JPS57169647A (en) * 1981-04-13 1982-10-19 Ulvac Corp He reverse diffusion type leakage detector using turbo molecular pump
DE3247975A1 (de) * 1982-12-24 1984-06-28 Balzers Hochvakuum Gmbh, 6200 Wiesbaden Verfahren und vorrichtung zur auffindung von lecks in waenden
US4593530A (en) * 1984-04-10 1986-06-10 Air Products And Chemicals, Inc. Method and apparatus for improving the sensitivity of a leak detector utilizing a cryopump
EP0283543B1 (de) * 1987-03-27 1991-12-11 Leybold Aktiengesellschaft Lecksuchgerät und Betriebsverfahren dazu
FR2657164B1 (fr) * 1990-01-16 1992-04-03 Cit Alcatel Installation de detection de fuite a pompe holweck a prise intermediaire.
ES2069713T3 (es) * 1990-07-06 1995-05-16 Cit Alcatel Conjunto mecanico de bombeo para vacio secundario e instalacion para la deteccion de fuga que utiliza un conjunto de este tipo.
FR2666410B1 (fr) * 1990-09-05 1993-10-08 Alcatel Cit Detecteur de fuite haut flux a trois filtres moleculaires.
DE4228313A1 (de) * 1992-08-26 1994-03-03 Leybold Ag Gegenstrom-Lecksucher mit Hochvakuumpumpe
JP2655315B2 (ja) * 1994-06-29 1997-09-17 日本真空技術株式会社 複合分子ポンプを使用した漏洩探知装置
DE19504278A1 (de) * 1995-02-09 1996-08-14 Leybold Ag Testgas-Lecksuchgerät
FR2734053B1 (fr) * 1995-05-12 1997-06-13 Cit Alcatel Detecteur de fuite a gaz traceur
US5668328A (en) * 1996-07-17 1997-09-16 Applied Power Inc. Method and apparatus for hydraulically tightening threaded fasteners

Also Published As

Publication number Publication date
JP2000171327A (ja) 2000-06-23
EP1008841B1 (de) 2007-04-25
US6354141B1 (en) 2002-03-12
DE69935898T2 (de) 2008-01-10
EP1008841A1 (de) 2000-06-14
FR2787192B1 (fr) 2001-01-05
DE69935898D1 (de) 2007-06-06
FR2787192A1 (fr) 2000-06-16

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties