ATE111565T1 - Gaspumpenanlagebetrieben durch eine flügelzellenpumpe mit flüssigkeitsdichtung und die verwendung von leckagedetektoren für helium. - Google Patents

Gaspumpenanlagebetrieben durch eine flügelzellenpumpe mit flüssigkeitsdichtung und die verwendung von leckagedetektoren für helium.

Info

Publication number
ATE111565T1
ATE111565T1 AT91114168T AT91114168T ATE111565T1 AT E111565 T1 ATE111565 T1 AT E111565T1 AT 91114168 T AT91114168 T AT 91114168T AT 91114168 T AT91114168 T AT 91114168T AT E111565 T1 ATE111565 T1 AT E111565T1
Authority
AT
Austria
Prior art keywords
oil
helium
gas
tank
liquid seal
Prior art date
Application number
AT91114168T
Other languages
English (en)
Inventor
Gilles Barret
Jean-Pierre Chicherie
Jean-Marc Paquet
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of ATE111565T1 publication Critical patent/ATE111565T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/28—Safety arrangements; Monitoring
    • 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
    • G01M3/202—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 using mass spectrometer detection systems
    • G01M3/205—Accessories or associated equipment; Pump constructions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Motor Or Generator Cooling System (AREA)
AT91114168T 1990-08-28 1991-08-23 Gaspumpenanlagebetrieben durch eine flügelzellenpumpe mit flüssigkeitsdichtung und die verwendung von leckagedetektoren für helium. ATE111565T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9010709A FR2666382B1 (fr) 1990-08-28 1990-08-28 Dispositif de pompage d'un gaz par une pompe a palettes et a joint d'huile et application aux detecteurs de fuites a helium.

Publications (1)

Publication Number Publication Date
ATE111565T1 true ATE111565T1 (de) 1994-09-15

Family

ID=9399886

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91114168T ATE111565T1 (de) 1990-08-28 1991-08-23 Gaspumpenanlagebetrieben durch eine flügelzellenpumpe mit flüssigkeitsdichtung und die verwendung von leckagedetektoren für helium.

Country Status (7)

Country Link
US (1) US5181414A (de)
EP (1) EP0474066B1 (de)
JP (1) JPH051687A (de)
AT (1) ATE111565T1 (de)
DE (1) DE69103994T2 (de)
ES (1) ES2060262T3 (de)
FR (1) FR2666382B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4138516A1 (de) * 1991-11-23 1993-05-27 Luk Fahrzeug Hydraulik Pumpe
FR2694670B1 (fr) * 1992-08-07 1994-09-16 Alcatel Business Systems Procédé et agencement de communication, entre unités, supports de mode paquet, du cÓoeur d'une installation de communication.
JP3594981B2 (ja) * 1993-12-24 2004-12-02 松下電器産業株式会社 ２気筒回転式密閉型圧縮機
DE19526321A1 (de) * 1995-07-19 1997-01-23 Leybold Ag Ölgedichtete Drehschiebervakuumpumpe mit Ölpumpe
US6734962B2 (en) * 2000-10-13 2004-05-11 Chemimage Corporation Near infrared chemical imaging microscope
KR20030000735A (ko) * 2001-06-26 2003-01-06 김덕겸 개선된 시일구조를 가지는 진공펌프 장치
ITTO20030392A1 (it) * 2003-05-28 2004-11-29 Varian Spa Sistema di pompaggio per vuoto.
US7491037B2 (en) * 2005-08-05 2009-02-17 Edwards Thomas C Reversible valving system for use in pumps and compressing devices
GB0607198D0 (en) * 2006-04-10 2006-05-17 Wabco Automotive Uk Ltd Improved vacuum pump
EP2559903A1 (de) 2011-08-17 2013-02-20 Wabco Automotive UK Limited Verbesserte Vakuumpumpe
CA2885727C (en) 2012-09-27 2021-01-12 Vilter Manufacturing Llc Apparatus and method for enhancing compressor efficiency
CN103925385B (zh) * 2014-04-11 2016-03-30 北京中科科仪股份有限公司 一种真空阀门和可切换流导真空阀门
CN109458335B (zh) * 2018-09-25 2020-01-21 蒋友荣 旋片式真空泵的降噪结构
CN113739998B (zh) * 2021-10-11 2024-09-24 太重集团榆次液压工业有限公司 一种子母泵油封性能检测装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1254176A (fr) * 1960-04-13 1961-02-17 Leybolds Nachfolger E Dispositif pour l'admission de très petites quantités d'air dans la chambre de captage d'une pompe à vide rotative en vue de l'amortissement des bruits
FR1364063A (fr) * 1963-05-07 1964-06-19 Vide Soc Gen Du Perfectionnements aux pompes mécaniques
FR1474137A (fr) * 1966-02-08 1967-03-24 Alcatel Sa Détecteur de fuites à l'hélium aisément transportable
GB1303430A (de) * 1969-06-12 1973-01-17
US4283167A (en) * 1979-04-26 1981-08-11 Varian Associates, Inc. Cooling structure for an oil sealed rotary vacuum pump
SU1170190A1 (ru) * 1984-01-17 1985-07-30 Предприятие П/Я А-1614 Система смазки механического вакуумного насоса
SU1225919A1 (ru) * 1984-01-17 1986-04-23 Предприятие П/Я А-1614 Вакуумна установка
FR2561771B1 (fr) * 1984-03-23 1986-06-27 Cit Alcatel Procede pour depolluer un detecteur de fuite a helium et dispositif pour la mise en oeuvre du procede
DE3828588C1 (de) * 1988-08-23 1989-12-07 Alcatel Hochvakuumtechnik Gmbh, 6980 Wertheim, De

Also Published As

Publication number Publication date
US5181414A (en) 1993-01-26
DE69103994D1 (de) 1994-10-20
EP0474066A1 (de) 1992-03-11
EP0474066B1 (de) 1994-09-14
JPH051687A (ja) 1993-01-08
FR2666382B1 (fr) 1992-10-16
ES2060262T3 (es) 1994-11-16
FR2666382A1 (fr) 1992-03-06
DE69103994T2 (de) 1995-01-19

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Legal Events

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