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BR9712629A - Gas meter with improved dust resistance - Google Patents

Gas meter with improved dust resistance

Info

Publication number
BR9712629A
BR9712629A BR9712629-2A BR9712629A BR9712629A BR 9712629 A BR9712629 A BR 9712629A BR 9712629 A BR9712629 A BR 9712629A BR 9712629 A BR9712629 A BR 9712629A
Authority
BR
Brazil
Prior art keywords
gas meter
dust resistance
improved dust
meter
flow
Prior art date
Application number
BR9712629-2A
Other languages
Portuguese (pt)
Inventor
Nick Seddon
Eric Lavrut
Original Assignee
Schlumberger Ind Sa
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 Schlumberger Ind Sa filed Critical Schlumberger Ind Sa
Publication of BR9712629A publication Critical patent/BR9712629A/en

Links

Classifications

    • 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • 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
    • G01F1/20—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 detection of dynamic effects of the flow
    • G01F1/32—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 detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/3227—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 detection of dynamic effects of the flow using swirl flowmeters using fluidic oscillators
    • 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/662—Constructional details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/005—Valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
    • G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
    • G01F3/20—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows
    • G01F3/22—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows for gases

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

MEDIDOR DE GáS COM RESISTêNCIA MELHORADA à POEIRA. A invenção refere-se a um medidor de gás (10; 56; 88) compreendendo uma carcaça (12) fornecida com uma alimentação (14) e uma exaustão (16) para um escoamento gasoso, e um bloco de medição (18; 36; 40; 58; 90) colocado no interior da referida carcaça e provido de pelo menos uma abertura (20; 92) possibilitando ao escoamento gasoso penetrar no referido bloco, o medidor sendo caracterizado no sentido que o bloco de medição (18) apresenta uma parede (18a) posicionada confrontante a alimentação de escoamento gasoso (14) encontrando o referido escoamento vindo da alimentação, a referida abertura sendo provida unicamente na parede oposta (18b) do referido bloco de medição.GAS METER WITH IMPROVED DUST RESISTANCE. The invention relates to a gas meter (10; 56; 88) comprising a housing (12) provided with a supply (14) and an exhaust (16) for a gas flow, and a measuring block (18; 36 ; 40; 58; 90) placed inside said housing and provided with at least one opening (20; 92) allowing the gaseous flow to penetrate said block, the meter being characterized in the sense that the measuring block (18) has a wall (18a) positioned facing the gas flow feed (14) meeting said flow coming from the feed, said opening being provided only in the opposite wall (18b) of said measuring block.

BR9712629-2A 1996-10-28 1997-10-27 Gas meter with improved dust resistance BR9712629A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9613219A FR2755232B1 (en) 1996-10-28 1996-10-28 IMPROVED DUSTING RESISTANCE GAS METER
PCT/FR1997/001919 WO1998019137A1 (en) 1996-10-28 1997-10-27 Gas meter with improved resistance to dust

Publications (1)

Publication Number Publication Date
BR9712629A true BR9712629A (en) 1999-10-26

Family

ID=9497162

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9712629-2A BR9712629A (en) 1996-10-28 1997-10-27 Gas meter with improved dust resistance

Country Status (11)

Country Link
EP (1) EP0934508A1 (en)
KR (1) KR20000052862A (en)
CN (1) CN1234864A (en)
AR (1) AR010046A1 (en)
AU (1) AU723240B2 (en)
BR (1) BR9712629A (en)
CA (1) CA2268790A1 (en)
FR (1) FR2755232B1 (en)
HU (1) HUP9904297A2 (en)
PL (1) PL332943A1 (en)
WO (1) WO1998019137A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2341688A (en) * 1998-09-19 2000-03-22 Siemens Measurements Ltd Adaptable gas meter
EP1124116A1 (en) * 2000-02-11 2001-08-16 Siemens Metering Limited Gas meter
GB0003065D0 (en) * 2000-02-11 2000-03-29 Siemens Metering Ltd Meter
DE102010051594B4 (en) * 2010-11-16 2013-04-11 Hydrometer Gmbh gas Meter
JP2014157016A (en) * 2011-06-10 2014-08-28 Panasonic Corp Gas meter
JP6330141B2 (en) * 2014-02-07 2018-05-30 パナソニックＩｐマネジメント株式会社 Gas flow meter
CN106768108A (en) * 2017-02-01 2017-05-31 贺成 A kind of plug-in type ultrasonic flowmeter
KR102065498B1 (en) * 2018-11-01 2020-02-11 (주)세화하이테크 A ultrasonic gas flow meter with laminar flow
FR3146202A1 (en) * 2023-02-28 2024-08-30 Sagemcom Energy & Telecom Sas Dust filter for gas meter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3039710C2 (en) * 1980-09-25 1983-01-13 LGZ Landis & Gyr Zug AG, 6301 Zug Measuring transducer for determining the flow rate of a flowing liquid
CH655574B (en) * 1982-03-01 1986-04-30
EP0457999B1 (en) * 1990-05-19 1994-09-28 Endress + Hauser Flowtec AG Sensor unit of an ultrasonic volume flowmeter
JP2781063B2 (en) * 1990-06-27 1998-07-30 東京瓦斯株式会社 Fluidic flow meter
DE9201844U1 (en) * 1992-02-13 1992-04-02 Siemens AG, 80333 München Device for directing a gas flow for a gas meter
US5463906A (en) * 1994-01-24 1995-11-07 Triton Technology, Inc. Interchangeable disposable acoustic for use with an ultrasonic flowmeter, particularly during extracorporeal measurement of blood flow
FR2721360B1 (en) * 1994-06-17 1996-08-02 Schlumberger Ind Sa Fluidic oscillator and method for measuring a volume quantity of fluid flowing in such a fluidic oscillator.

Also Published As

Publication number Publication date
AU723240B2 (en) 2000-08-24
FR2755232A1 (en) 1998-04-30
WO1998019137A1 (en) 1998-05-07
KR20000052862A (en) 2000-08-25
HUP9904297A2 (en) 2000-04-28
AR010046A1 (en) 2000-05-17
PL332943A1 (en) 1999-10-25
AU4951897A (en) 1998-05-22
CN1234864A (en) 1999-11-10
FR2755232B1 (en) 1998-12-04
EP0934508A1 (en) 1999-08-11
CA2268790A1 (en) 1998-05-07

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
FA14 Dismissal: dismissal - article 34 of industrial property law
B11T Dismissal of application maintained [chapter 11.20 patent gazette]