BR8602417A - Metodo para determinar a precisao de um instrumento medidor de gas - Google Patents

Metodo para determinar a precisao de um instrumento medidor de gas

Info

Publication number
BR8602417A
BR8602417A BR8602417A BR8602417A BR8602417A BR 8602417 A BR8602417 A BR 8602417A BR 8602417 A BR8602417 A BR 8602417A BR 8602417 A BR8602417 A BR 8602417A BR 8602417 A BR8602417 A BR 8602417A
Authority
BR
Brazil
Prior art keywords
precision
determining
measuring instrument
gas measuring
gas
Prior art date
Application number
BR8602417A
Other languages
English (en)
Inventor
Irwin A Hicks
Robert S Jacobsen
David F Kee
George W Schneider Jr
Original Assignee
American Meter Co
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 American Meter Co filed Critical American Meter Co
Publication of BR8602417A publication Critical patent/BR8602417A/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
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
    • G01F25/15—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters specially adapted for gas meters
BR8602417A 1985-05-16 1986-05-16 Metodo para determinar a precisao de um instrumento medidor de gas BR8602417A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/734,934 US4590790A (en) 1985-05-16 1985-05-16 Method for determining the accuracy of a gas measurement instrument

Publications (1)

Publication Number Publication Date
BR8602417A true BR8602417A (pt) 1987-01-21

Family

ID=24953650

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8602417A BR8602417A (pt) 1985-05-16 1986-05-16 Metodo para determinar a precisao de um instrumento medidor de gas

Country Status (10)

Country Link
US (1) US4590790A (pt)
EP (1) EP0208045B1 (pt)
JP (1) JPS61266922A (pt)
KR (1) KR860009291A (pt)
CN (1) CN86100663B (pt)
AU (1) AU582207B2 (pt)
BR (1) BR8602417A (pt)
CA (1) CA1248363A (pt)
DE (2) DE208045T1 (pt)
DK (1) DK164414C (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4706492A (en) * 1986-06-16 1987-11-17 Chevron Research Company Method and apparatus for determining real gas effects in critical flow nozzles
US4753095A (en) * 1986-06-16 1988-06-28 Chevron Research Company Method for determining real gas effects in critical flow nozzles
US4729236A (en) * 1986-12-12 1988-03-08 The United States Of America As Represented By The Secretary Of The Army Automatic orifice calibrator
US4823591A (en) * 1987-11-05 1989-04-25 Horiba Instruments Incorporated Calibration method for exhaust mass flow measuring system
US4821557A (en) * 1988-03-08 1989-04-18 Arkla, Inc. Method and apparatus for determining the accuracy of a gas flow meter
GB9020759D0 (en) * 1990-09-24 1990-11-07 Schlumberger Ltd Improvements relating to meters
US5323657A (en) * 1991-11-04 1994-06-28 Badger Meter, Inc. Volumetric flow corrector and method
US5299447A (en) * 1992-07-13 1994-04-05 Ford Motor Company Air flow manifold system for providing two different mass air flow rates to a mass air flow sensor production calibration station
US5307667A (en) * 1992-07-13 1994-05-03 Ford Motor Company Response time test apparatus for a mass air flow sensor
US5267467A (en) * 1992-07-27 1993-12-07 Ford Motor Company Mass air flow sensor two temperature production line test apparatus
US5455781A (en) * 1993-08-31 1995-10-03 Dresser Industries, Inc. Apparatus and method for determining the measurement accuracy of electronic gas meters
US5421188A (en) * 1993-10-28 1995-06-06 Texaco Inc. Proving means and method
NL9400108A (nl) * 1994-01-24 1995-09-01 Instromet Bv Inrichting voor het bepalen van het debiet van de hoeveelheid afgegeven gas.
JP2642880B2 (ja) * 1994-08-26 1997-08-20 工業技術院長 流量計の校正方法
DE19543331C2 (de) * 1995-11-21 2001-10-31 Ruhrgas Ag Verfahren zum Bestimmen des Volumenstroms eines durch ein Rohr strömenden, insbesondere gasförmigen Mediums
DE19824098C2 (de) * 1998-05-29 2000-05-11 Alois Ehrler Vorrichtung zur Erzeugung eines störungsfreien Luftmengenstroms
US6705173B1 (en) 2001-09-05 2004-03-16 Autoquip, Inc. Air flow rate meter
US7846497B2 (en) * 2007-02-26 2010-12-07 Applied Materials, Inc. Method and apparatus for controlling gas flow to a processing chamber
US8074677B2 (en) * 2007-02-26 2011-12-13 Applied Materials, Inc. Method and apparatus for controlling gas flow to a processing chamber
US7775236B2 (en) * 2007-02-26 2010-08-17 Applied Materials, Inc. Method and apparatus for controlling gas flow to a processing chamber
US9714852B2 (en) * 2012-10-01 2017-07-25 Ulc Robotics, Inc. Gas flow test apparatus and method
CN103900665B (zh) * 2014-03-25 2016-08-31 重庆市计量质量检测研究院 容器组合及换向阀式pVTt法气体流量装置
WO2018010894A1 (de) * 2016-07-13 2018-01-18 Energoflow Ag Gaszählereichanlage im geschlossenen druckkreislauf
US10648621B2 (en) * 2017-07-26 2020-05-12 John B. King Trapped gas transfer and metering system
CN107421608A (zh) * 2017-08-18 2017-12-01 北京首钢自动化信息技术有限公司 一种气体流量计的系统校准方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US749645A (en) * 1904-01-12 Fluid-meter
US4027523A (en) * 1975-11-12 1977-06-07 Textron, Inc. Methods and apparatus for proof testing gas meters
JPS56117122A (en) * 1980-02-22 1981-09-14 Oval Eng Co Ltd Automatic testing device for flow rate or the like using sound speed nozzle
US4432230A (en) * 1982-05-25 1984-02-21 Stahler John A Method and apparatus for calibrating pumps

Also Published As

Publication number Publication date
DE208045T1 (de) 1987-06-11
CN86100663A (zh) 1986-11-12
DK164414B (da) 1992-06-22
KR860009291A (ko) 1986-12-22
JPS61266922A (ja) 1986-11-26
EP0208045B1 (en) 1989-07-05
DK54286A (da) 1986-11-17
DK54286D0 (da) 1986-02-04
AU582207B2 (en) 1989-03-16
DE3664236D1 (en) 1989-08-10
CA1248363A (en) 1989-01-10
EP0208045A2 (en) 1987-01-14
DK164414C (da) 1992-12-21
EP0208045A3 (en) 1987-12-16
US4590790A (en) 1986-05-27
AU5242786A (en) 1986-11-20
CN86100663B (zh) 1988-09-28

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)