FR2767206B1 - Generateur de faibles quantites de gaz et procede de generation d'un debit constant de gaz au moyen de ce generateur - Google Patents

Generateur de faibles quantites de gaz et procede de generation d'un debit constant de gaz au moyen de ce generateur

Info

Publication number
FR2767206B1
FR2767206B1 FR9709998A FR9709998A FR2767206B1 FR 2767206 B1 FR2767206 B1 FR 2767206B1 FR 9709998 A FR9709998 A FR 9709998A FR 9709998 A FR9709998 A FR 9709998A FR 2767206 B1 FR2767206 B1 FR 2767206B1
Authority
FR
France
Prior art keywords
gas
generating
same
constant flow
low quantity
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
FR9709998A
Other languages
English (en)
Other versions
FR2767206A1 (fr
Inventor
Luc Heliot
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9709998A priority Critical patent/FR2767206B1/fr
Publication of FR2767206A1 publication Critical patent/FR2767206A1/fr
Application granted granted Critical
Publication of FR2767206B1 publication Critical patent/FR2767206B1/fr
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
    • G05D7/0647—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 series
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/28—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Examining Or Testing Airtightness (AREA)
FR9709998A 1997-08-05 1997-08-05 Generateur de faibles quantites de gaz et procede de generation d'un debit constant de gaz au moyen de ce generateur Expired - Fee Related FR2767206B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9709998A FR2767206B1 (fr) 1997-08-05 1997-08-05 Generateur de faibles quantites de gaz et procede de generation d'un debit constant de gaz au moyen de ce generateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9709998A FR2767206B1 (fr) 1997-08-05 1997-08-05 Generateur de faibles quantites de gaz et procede de generation d'un debit constant de gaz au moyen de ce generateur

Publications (2)

Publication Number Publication Date
FR2767206A1 FR2767206A1 (fr) 1999-02-12
FR2767206B1 true FR2767206B1 (fr) 1999-10-01

Family

ID=9510033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9709998A Expired - Fee Related FR2767206B1 (fr) 1997-08-05 1997-08-05 Generateur de faibles quantites de gaz et procede de generation d'un debit constant de gaz au moyen de ce generateur

Country Status (1)

Country Link
FR (1) FR2767206B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10162286B4 (de) 2001-12-19 2004-08-05 SCHLÄFER, Wolfgang Vorrichtung zur Bestimmung des Volumens eines Gases bei Umgebungsdruck
DE102004047560B3 (de) * 2004-09-30 2006-02-16 Clausthaler Umwelttechnikinstitut Gmbh, (Cutec-Institut) Biogas-Messeinrichtung und Verfahren zur Messung von Biogasvolumen
EP1847812B1 (fr) * 2005-01-17 2013-04-10 Tokyo Meter Co., Ltd. Procede de mesure de debit et dispositif de mesure de debit
DE202009004440U1 (de) 2009-04-02 2009-06-25 Leibniz-Institut für Agrartechnik Potsdam-Bornim e.V.(ATB) Flaschen-Siphon zur Gasmessung in Biogasversuchen
CN103791951B (zh) * 2013-12-24 2016-09-28 兰州空间技术物理研究所 正压标准气体流量计及正压标准气体流量测量方法
EP3164681B1 (fr) * 2015-03-23 2018-12-05 Hans-Jürgen Keil Anlagenbau GmbH & Co. KG Système de dosage hydrostatique et procédé de dosage de fluides utilisant un tel système de dosage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT215688B (de) * 1960-03-22 1961-06-12 Balzers Hochvakuum Meßanordnung zur fortlaufenden digitalen Messung von Gasmengen
US4373549A (en) * 1979-02-12 1983-02-15 Hewlett-Packard Company Mass flow/pressure control system
FR2714460B1 (fr) * 1993-12-24 1996-02-02 Seva Procédé et dispositif de fourniture de gaz sous pression.

Also Published As

Publication number Publication date
FR2767206A1 (fr) 1999-02-12

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070430