DE69712013D1 - Durchflussregler für Gase mit leicht unterschiedlichen Molaren Massen - Google Patents

Durchflussregler für Gase mit leicht unterschiedlichen Molaren Massen

Info

Publication number
DE69712013D1
DE69712013D1 DE69712013T DE69712013T DE69712013D1 DE 69712013 D1 DE69712013 D1 DE 69712013D1 DE 69712013 T DE69712013 T DE 69712013T DE 69712013 T DE69712013 T DE 69712013T DE 69712013 D1 DE69712013 D1 DE 69712013D1
Authority
DE
Germany
Prior art keywords
gases
slightly different
flow regulator
molar masses
different molar
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
DE69712013T
Other languages
English (en)
Other versions
DE69712013T2 (de
Inventor
Jean-Marc Girard
Alain Mail
Yves Marot
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.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of DE69712013D1 publication Critical patent/DE69712013D1/de
Application granted granted Critical
Publication of DE69712013T2 publication Critical patent/DE69712013T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • G05D7/0641—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means using a plurality of throttling means
    • G05D7/0652—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means using a plurality of throttling means the plurality of throttling means being arranged in parallel
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0011—Sample conditioning
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0011—Sample conditioning
    • G01N33/0018—Sample conditioning by diluting a gas
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • G05D7/0641—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means using a plurality of throttling means
    • G05D7/0664—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means using a plurality of throttling means the plurality of throttling means being arranged for the control of a plurality of diverging flows from a single flow
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/34—Hydrogen distribution
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87265—Dividing into parallel flow paths with recombining
    • Y10T137/87338—Flow passage with bypass
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87571—Multiple inlet with single outlet
    • Y10T137/87676—With flow control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87708—With common valve operator
    • Y10T137/87716—For valve having a flexible diaphragm valving member
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87788—With valve or movable deflector at junction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Measuring Volume Flow (AREA)
  • Electron Tubes For Measurement (AREA)
DE69712013T 1996-11-05 1997-10-13 Durchflussregler für Gase mit leicht unterschiedlichen Molaren Massen Expired - Fee Related DE69712013T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9613434A FR2755522B1 (fr) 1996-11-05 1996-11-05 Dispositif de regulation de l'ecoulement de gaz ayant des masses molaires sensiblement differentes

Publications (2)

Publication Number Publication Date
DE69712013D1 true DE69712013D1 (de) 2002-05-23
DE69712013T2 DE69712013T2 (de) 2002-12-12

Family

ID=9497311

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69712013T Expired - Fee Related DE69712013T2 (de) 1996-11-05 1997-10-13 Durchflussregler für Gase mit leicht unterschiedlichen Molaren Massen

Country Status (9)

Country Link
US (1) US6082398A (de)
EP (1) EP0840189B1 (de)
JP (1) JPH10232151A (de)
KR (1) KR19980042035A (de)
CN (1) CN1112619C (de)
DE (1) DE69712013T2 (de)
FR (1) FR2755522B1 (de)
SG (1) SG55400A1 (de)
TW (1) TW354822B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE510074C2 (sv) * 1997-04-04 1999-04-19 Robovalve Ab Membranventil av flervägstyp
SE513253C2 (sv) * 1997-09-09 2000-08-07 Robovalve Ab Membranventil samt ventilhus för en membranventil
US6635885B2 (en) * 2001-01-17 2003-10-21 Thermo Finnigan Llc Apparatus for delivering calibration compounds to mass spectrometers and method
BR0306962A (pt) 2002-01-17 2004-12-14 Scott Tech Inc Conjunto de tubulação de válvula para recipiente de distribuição de máscara de oxigênio
US9383758B2 (en) 2005-06-27 2016-07-05 Fujikin Incorporated Flow rate range variable type flow rate control apparatus
JP4856905B2 (ja) * 2005-06-27 2012-01-18 国立大学法人東北大学 流量レンジ可変型流量制御装置
US9921089B2 (en) 2005-06-27 2018-03-20 Fujikin Incorporated Flow rate range variable type flow rate control apparatus
US8701458B2 (en) * 2009-06-11 2014-04-22 Maquet Critical Care Ab On-demand gas regulator for gas analyzer calibration
WO2011108981A1 (en) * 2010-03-01 2011-09-09 Provtagaren Ab Flow regulating system and monitoring device comprising said flow regulating system for the detection of air borne analytes
DE102015223013A1 (de) * 2015-11-23 2017-05-24 Sms Group Gmbh Volumenstrom-Regelventil
AT521586B1 (de) * 2018-08-28 2020-12-15 Avl List Gmbh Gasmischvorrichtung zur Linearisierung oder Kalibrierung von Gasanalysatoren
CN113898872A (zh) * 2021-10-18 2022-01-07 詹清楚 一种安全防泄漏的氧气管运输设备

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104823A (en) * 1963-09-24 Mixing apparatus
US2169043A (en) * 1937-11-08 1939-08-08 Belfield Company H Bypass valve
US3038449A (en) * 1959-06-03 1962-06-12 Gen Dynamics Corp Hydraulic control system
US3181797A (en) * 1963-04-03 1965-05-04 Hayes Spray Gun Company Mixing apparatus having plural eductors
AT300423B (de) * 1970-05-22 1972-07-25 List Hans Gasmischeinrichtung
GB1364841A (en) * 1971-08-12 1974-08-29 British Oxygen Co Ltd Fluid mixing
US3792719A (en) * 1971-10-20 1974-02-19 Westinghouse Electric Corp Self-cleaning flow restricting device
DE2423002C3 (de) * 1973-05-16 1979-05-23 Gaz De France (G.D.F.) Service National, Paris Vorrichtung zur Verringerung von Druckschwankungen in Gasleitungen mit einem Druckminderer und mindestens einem Absperrventil
US3905394A (en) * 1974-04-12 1975-09-16 Digital Dynamics Inc Flow control system
US4030523A (en) * 1976-04-19 1977-06-21 The United States Of America As Represented By The Secretary Of The Navy Digital flow control system
US4192346A (en) * 1976-08-25 1980-03-11 Shoketsu Kinzoku Kogyo Kabushiki Kaisha Control valve
US4644967A (en) * 1983-11-25 1987-02-24 Vapor Energy Corp. Fluid flow control system
US4706492A (en) * 1986-06-16 1987-11-17 Chevron Research Company Method and apparatus for determining real gas effects in critical flow nozzles
US4977929B1 (en) * 1989-06-28 1995-04-04 Fluoroware Inc Weir valve sampling/injection port
JPH0784662B2 (ja) * 1989-12-12 1995-09-13 アプライドマテリアルズジャパン株式会社 化学的気相成長方法とその装置
FR2667397B1 (fr) * 1990-10-02 1992-10-30 Air Liquide Procede et dispositif de fourniture de gaz a un analyseur a tres haute sensibilite.
US5275201A (en) * 1992-07-23 1994-01-04 Tri-Clover, Inc. Manifold valve assembly with removable valve seat
DE9303693U1 (de) * 1993-03-12 1993-04-29 Siemens Ag, 8000 Muenchen, De
US5333643A (en) * 1993-03-24 1994-08-02 South Bend Controls, Inc. Solenoid valve

Also Published As

Publication number Publication date
EP0840189A2 (de) 1998-05-06
KR19980042035A (ko) 1998-08-17
JPH10232151A (ja) 1998-09-02
CN1112619C (zh) 2003-06-25
FR2755522B1 (fr) 1998-12-18
FR2755522A1 (fr) 1998-05-07
EP0840189B1 (de) 2002-04-17
TW354822B (en) 1999-03-21
CN1182228A (zh) 1998-05-20
US6082398A (en) 2000-07-04
EP0840189A3 (de) 1998-05-20
SG55400A1 (en) 1998-12-21
DE69712013T2 (de) 2002-12-12

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: L'AIR LIQUIDE, S.A. A DIRECTOIRE ET CONSEIL DE SUR

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee