DE69912285D1 - Messung der Schallgeschwindigkeit in einem Gas mit einem kleinen sphärischen Resonator und einer nicht radialen Mode für die Analyse von Gasgemischen - Google Patents

Messung der Schallgeschwindigkeit in einem Gas mit einem kleinen sphärischen Resonator und einer nicht radialen Mode für die Analyse von Gasgemischen

Info

Publication number
DE69912285D1
DE69912285D1 DE69912285T DE69912285T DE69912285D1 DE 69912285 D1 DE69912285 D1 DE 69912285D1 DE 69912285 T DE69912285 T DE 69912285T DE 69912285 T DE69912285 T DE 69912285T DE 69912285 D1 DE69912285 D1 DE 69912285D1
Authority
DE
Germany
Prior art keywords
gas
sound
analysis
measurement
speed
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
DE69912285T
Other languages
English (en)
Other versions
DE69912285T2 (de
Inventor
Francis Alan Humphrey
David Byrne
Barry Leonard Price
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.)
Lattice Intellectual Property Ltd
Original Assignee
Lattice Intellectual Property Ltd
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 Lattice Intellectual Property Ltd filed Critical Lattice Intellectual Property Ltd
Application granted granted Critical
Publication of DE69912285D1 publication Critical patent/DE69912285D1/de
Publication of DE69912285T2 publication Critical patent/DE69912285T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H5/00—Measuring propagation velocity of ultrasonic, sonic or infrasonic waves, e.g. of pressure waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measuring Volume Flow (AREA)
DE69912285T 1998-06-24 1999-06-17 Messung der Schallgeschwindigkeit in einem Gas mit einem kleinen sphärischen Resonator und einer nicht radialen Mode für die Analyse von Gasgemischen Expired - Fee Related DE69912285T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9813509 1998-06-24
GBGB9813509.8A GB9813509D0 (en) 1998-06-24 1998-06-24 Measuring the speed of sound of a gas
PCT/GB1999/001931 WO1999067629A1 (en) 1998-06-24 1999-06-17 Measuring the speed of sound of a gas

Publications (2)

Publication Number Publication Date
DE69912285D1 true DE69912285D1 (de) 2003-11-27
DE69912285T2 DE69912285T2 (de) 2004-08-05

Family

ID=10834220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912285T Expired - Fee Related DE69912285T2 (de) 1998-06-24 1999-06-17 Messung der Schallgeschwindigkeit in einem Gas mit einem kleinen sphärischen Resonator und einer nicht radialen Mode für die Analyse von Gasgemischen

Country Status (13)

Country Link
US (1) US6481288B1 (de)
EP (1) EP1099112B1 (de)
JP (1) JP3494992B2 (de)
KR (1) KR100417969B1 (de)
AR (1) AR018918A1 (de)
AU (1) AU746704B2 (de)
BR (1) BR9911462A (de)
CA (1) CA2334974C (de)
DE (1) DE69912285T2 (de)
ES (1) ES2212565T3 (de)
GB (2) GB9813509D0 (de)
MX (1) MXPA00012619A (de)
WO (1) WO1999067629A1 (de)

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US7110893B2 (en) 2003-10-09 2006-09-19 Cidra Corporation Method and apparatus for measuring a parameter of a fluid flowing within a pipe using an array of sensors
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EP1886098B1 (de) 2005-05-27 2016-03-09 Expro Meters, Inc. Vorrichtung und verfahren zum messen eines multiphasenfluss-parameters
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EP3045905B1 (de) 2005-06-17 2018-02-07 Maquet Critical Care AB Verringerung der druckinduzierten temperaturauswirkung auf die schallgeschwindigkeit in einem gas
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US7831398B2 (en) * 2007-12-20 2010-11-09 Expro Meters, Inc. Method for quantifying varying propagation characteristics of normal incident ultrasonic signals as used in correlation based flow measurement
US8061186B2 (en) 2008-03-26 2011-11-22 Expro Meters, Inc. System and method for providing a compositional measurement of a mixture having entrained gas
US7963177B2 (en) * 2008-04-10 2011-06-21 Expro Meters, Inc. Apparatus for attenuating ultrasonic waves propagating within a pipe wall
US8286466B2 (en) 2008-06-05 2012-10-16 Expro Meters, Inc. Method and apparatus for making a water cut determination using a sequestered liquid-continuous stream
US7975559B2 (en) * 2008-07-03 2011-07-12 Expro Meters, Inc. Apparatus for attenuating ultrasonic waves propagating within a pipe wall
US20120216876A1 (en) * 2010-11-16 2012-08-30 Impulse Devices Inc. Suppression and Separation of Interactive Acoustic Modes in a Fluid-Filled Resonator
EP2853871B1 (de) * 2013-09-27 2016-03-30 Alstom Technology Ltd Verfahren zur Bestimmung der Temperatur in einer Brennkammer
US9546941B2 (en) * 2015-05-04 2017-01-17 Caterpillar Inc. Method and system for estimating the specific gravity of an unknown fuel source in a multi-fuel engine
US11029284B2 (en) 2018-02-08 2021-06-08 South Dakota Board Of Regents Acoustic resonance chamber
JP7179478B2 (ja) * 2018-04-10 2022-11-29 Ｔｉａｎｍａ Ｊａｐａｎ株式会社 気体センサ及び気体検出方法
GB201820883D0 (en) 2018-12-20 2019-02-06 Sentec Ltd Gas speed-of-sound sensor heaving optimal shape
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Also Published As

Publication number Publication date
GB2338784B (en) 2002-08-07
ES2212565T3 (es) 2004-07-16
DE69912285T2 (de) 2004-08-05
AU746704B2 (en) 2002-05-02
CA2334974C (en) 2004-04-06
CA2334974A1 (en) 1999-12-29
GB2338784A (en) 1999-12-29
KR100417969B1 (ko) 2004-02-11
EP1099112B1 (de) 2003-10-22
KR20010090704A (ko) 2001-10-19
AR018918A1 (es) 2001-12-12
GB9813509D0 (en) 1998-08-19
GB9914031D0 (en) 1999-08-18
AU4381899A (en) 2000-01-10
EP1099112A1 (de) 2001-05-16
WO1999067629A1 (en) 1999-12-29
JP3494992B2 (ja) 2004-02-09
JP2002519634A (ja) 2002-07-02
US6481288B1 (en) 2002-11-19
MXPA00012619A (es) 2003-02-10
BR9911462A (pt) 2001-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee