BR9712629A - Medidor de gás com resistência melhorada à poeira - Google Patents

Medidor de gás com resistência melhorada à poeira

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
English (en)
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/pt

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)
BR9712629-2A 1996-10-28 1997-10-27 Medidor de gás com resistência melhorada à poeira BR9712629A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9613219A FR2755232B1 (fr) 1996-10-28 1996-10-28 Compteur a gaz a resistance amelioree a l'empoussierage
PCT/FR1997/001919 WO1998019137A1 (fr) 1996-10-28 1997-10-27 Compteur de gaz a resistance amelioree a l'empoussierage

Publications (1)

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

Family

ID=9497162

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9712629-2A BR9712629A (pt) 1996-10-28 1997-10-27 Medidor de gás com resistência melhorada à poeira

Country Status (11)

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

Families Citing this family (8)

* 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 (de) * 2010-11-16 2013-04-11 Hydrometer Gmbh Gaszähler
JP2014157016A (ja) * 2011-06-10 2014-08-28 Panasonic Corp ガスメータ
JP6330141B2 (ja) * 2014-02-07 2018-05-30 パナソニックＩｐマネジメント株式会社 ガス流量計
CN106768108A (zh) * 2017-02-01 2017-05-31 贺成 一种插入式超声波流量计
KR102065498B1 (ko) * 2018-11-01 2020-02-11 (주)세화하이테크 층류관을 구비한 초음파식 가스유량계측장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3039710C2 (de) * 1980-09-25 1983-01-13 LGZ Landis & Gyr Zug AG, 6301 Zug Meßwertgeber zur Bestimmung der Durchflußmenge einer strömenden Flüssigkeit
CH655574B (xx) * 1982-03-01 1986-04-30
EP0457999B1 (de) * 1990-05-19 1994-09-28 Endress + Hauser Flowtec AG Messerwertaufnehmer für ein Ultraschall-Volumendurchfluss-Messgerät
JP2781063B2 (ja) * 1990-06-27 1998-07-30 東京瓦斯株式会社 フルイディック流量計
DE9201844U1 (de) * 1992-02-13 1992-04-02 Siemens AG, 80333 München Vorrichtung zur Leitung eines Gasstromes für einen Gaszähler
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 (fr) * 1994-06-17 1996-08-02 Schlumberger Ind Sa Oscillateur fluidique et procédé de mesure d'une quantité volumique de fluide s'écoulant dans un tel oscillateur fluidique.

Also Published As

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