ATE115718T1 - Verfahren und vorrichtung zum messen eines massenflusses. - Google Patents

Verfahren und vorrichtung zum messen eines massenflusses.

Info

Publication number
ATE115718T1
ATE115718T1 AT89911912T AT89911912T ATE115718T1 AT E115718 T1 ATE115718 T1 AT E115718T1 AT 89911912 T AT89911912 T AT 89911912T AT 89911912 T AT89911912 T AT 89911912T AT E115718 T1 ATE115718 T1 AT E115718T1
Authority
AT
Austria
Prior art keywords
fluid
pct
block
mass flow
measuring
Prior art date
Application number
AT89911912T
Other languages
English (en)
Inventor
Jerker Delsing
Original Assignee
Jerker Delsing
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 Jerker Delsing filed Critical Jerker Delsing
Application granted granted Critical
Publication of ATE115718T1 publication Critical patent/ATE115718T1/de

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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
    • 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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
    • G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
    • 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
    • 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
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/222—Constructional or flow details for analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
    • G01P5/247—Sing-around-systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02818—Density, viscosity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Acoustics & Sound (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Measuring Volume Flow (AREA)
  • Fats And Perfumes (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • External Artificial Organs (AREA)
AT89911912T 1988-10-31 1989-10-31 Verfahren und vorrichtung zum messen eines massenflusses. ATE115718T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8803925A SE467552B (sv) 1988-10-31 1988-10-31 Saett och anordning foer maetning av massfloedet m av ett fluidium

Publications (1)

Publication Number Publication Date
ATE115718T1 true ATE115718T1 (de) 1994-12-15

Family

ID=20373810

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89911912T ATE115718T1 (de) 1988-10-31 1989-10-31 Verfahren und vorrichtung zum messen eines massenflusses.

Country Status (10)

Country Link
US (1) US5214966A (de)
EP (1) EP0440701B1 (de)
AT (1) ATE115718T1 (de)
AU (1) AU4429789A (de)
CA (1) CA2001798A1 (de)
DE (1) DE68920046D1 (de)
DK (1) DK77291A (de)
FI (1) FI912078A0 (de)
SE (1) SE467552B (de)
WO (1) WO1990005283A1 (de)

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DE4114650A1 (de) * 1991-05-05 1992-11-12 Krieg Gunther Verfahren und vorrichtung zur messung von volumenstroemen in fluessigkeiten und gasen
WO1995018958A1 (de) * 1994-01-10 1995-07-13 Siemens Aktiengesellschaft Verfahren zur bestimmung des volumenflusses eines gases in einem messrohr
NO300437B1 (no) * 1994-11-09 1997-05-26 Jon Steinar Gudmundsson Framgangsmåte for bestemmelse av strömningsrate i en fluidström, særlig en tofaseström
SE9501678D0 (sv) * 1995-05-05 1995-05-05 Siemens Elema Ab Anordning för överföring av information via patientslang vid intensivvårds- eller anestesiapparat
DE19535846C2 (de) * 1995-09-18 1997-06-26 Inst Automation Und Kommunikat Verfahren und Vorrichtung zur Messung des Massenflusses von strömenden flüssigen Medien
GB9701535D0 (en) * 1997-01-24 1997-03-12 Univ Cranfield Improvements relating to ultrasonic measurement of properties of fluids
US6309360B1 (en) 1997-03-17 2001-10-30 James R. Mault Respiratory calorimeter
DE19722274A1 (de) 1997-05-28 1998-12-03 Degussa Verfahren zur Messung von Dichte und Massenstrom
US6513365B1 (en) 1997-06-13 2003-02-04 Brose Fahrzeugteile Gmbh & Co. Kg, Coburg Measurement of physical characsteristics or physical properties of viscous media by means of Rayleigh waves
DE19727960C2 (de) * 1997-07-01 1999-10-14 Peus Systems Gmbh Vorrichtung zur zeitlich hochauflösenden Messung eines gasförmigen Volumenstromes, insbesondere eines Abgas-Volumenstromes eines Verbrennungsmotors, in einem von diesem durchströmten Rohr
US6009761A (en) * 1997-09-03 2000-01-04 Dresser Industries, Inc. Multiproduct fuel dispenser using ultrasonic metering
US6158289A (en) * 1997-10-21 2000-12-12 Dresser Industries, Inc. Multiple orifice ultrasonic meter for measuring flow of specific grades of fuel
US6572561B2 (en) 1998-01-16 2003-06-03 Healthetech, Inc. Respiratory calorimeter
JP2002501806A (ja) 1998-02-05 2002-01-22 ジェームズ アール モールト 呼吸ガス分析を用いた代謝熱量測定装置
EP1102564A1 (de) 1998-08-03 2001-05-30 MAULT, James R. Verfahren und vorrichtung zur analyse von atemgas unter verwendung der messung der masse von ausgeatmetem gas
US6330831B1 (en) 1998-10-20 2001-12-18 Panametrics, Inc. Stream-cleaned differential reflection coefficient sensor
US6406435B1 (en) 1998-11-17 2002-06-18 James R. Mault Method and apparatus for the non-invasive determination of cardiac output
CA2372658A1 (en) * 1999-05-10 2000-11-16 James R. Mault Airway-based cardiac output monitor and methods for using same
US6899684B2 (en) * 1999-08-02 2005-05-31 Healthetech, Inc. Method of respiratory gas analysis using a metabolic calorimeter
US6468222B1 (en) 1999-08-02 2002-10-22 Healthetech, Inc. Metabolic calorimeter employing respiratory gas analysis
EP1217942A1 (de) 1999-09-24 2002-07-03 Healthetech, Inc. Physiologisches überwachungsgerät und damit verbundener computer, anzeigegerät und kommunikationseinheit
JP2004513669A (ja) 1999-10-08 2004-05-13 ヘルセテック　インコーポレイテッド 集積カロリー管理システム
US6612306B1 (en) 1999-10-13 2003-09-02 Healthetech, Inc. Respiratory nitric oxide meter
US6629934B2 (en) 2000-02-02 2003-10-07 Healthetech, Inc. Indirect calorimeter for medical applications
US6482158B2 (en) 2000-05-19 2002-11-19 Healthetech, Inc. System and method of ultrasonic mammography
US20030208133A1 (en) * 2000-06-07 2003-11-06 Mault James R Breath ketone analyzer
AU2001272009A1 (en) 2000-06-16 2001-12-24 Healthetech, Inc. Speech recognition capability for a personal digital assistant
WO2002013679A2 (en) * 2000-08-11 2002-02-21 Healthetech, Inc. Achieving a relaxed state
SE0003348D0 (sv) * 2000-09-18 2000-09-18 Flaekt Ab Anordning och förfarande för att mäta flödet i en fluid
AU2001296456A1 (en) 2000-09-29 2002-04-08 Healthetech, Inc. Indirect calorimetry system
US6607387B2 (en) 2000-10-30 2003-08-19 Healthetech, Inc. Sensor system for diagnosing dental conditions
WO2002071017A2 (en) * 2001-03-02 2002-09-12 Healthetech, Inc. A system and method of metabolic rate measurement
US6635015B2 (en) 2001-04-20 2003-10-21 The Procter & Gamble Company Body weight management system
US20030023181A1 (en) * 2001-07-26 2003-01-30 Mault James R. Gas analyzer of the fluorescent-film type particularly useful for respiratory analysis
WO2003084395A1 (en) 2002-04-01 2003-10-16 Healthetech, Inc. System and method of determining an individualized drug administration dosage
DE10228497B4 (de) * 2002-06-21 2012-01-26 Nicolay Verwaltungs-Gmbh Verfahren und Vorrichtung zum Ermitteln eines Anteils eines für die Stoffwechselfunktion eines atmenden Lebewesens charakteristischen Bestandteils in der von dem Lebewesen ausgeatmeten Luft
USD478660S1 (en) 2002-07-01 2003-08-19 Healthetech, Inc. Disposable mask with sanitation insert for a respiratory analyzer
US7024917B2 (en) * 2004-03-16 2006-04-11 Baker Hughes Incorporated Method and apparatus for an acoustic pulse decay density determination
DE102005015456A1 (de) 2005-04-04 2006-10-05 Viasys Healthcare Gmbh Verfahren zur Bestimmung der zeitlichen Lage eines Wellenpakets sowie Flussmessgerät
US8019559B1 (en) 2007-05-30 2011-09-13 Racine Federated, Inc. Sonic flow meter and method
NO20130638A1 (no) * 2013-05-06 2014-11-07 Mecsense As Innretning og fremgangsmåte for kontinuerlig deteksjon av endringer i densitet i fluider og faste stoffer så vel som anvendelse av innretningen
WO2017095241A2 (en) * 2015-12-02 2017-06-08 Fisher & Paykel Healthcare Limited Flow path sensing for flow therapy apparatus

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US2959054A (en) * 1957-01-14 1960-11-08 Gulton Ind Inc Ultrasonic flowmeter
US3283574A (en) * 1958-01-14 1966-11-08 Roth Lab For Physical Res Ultrasonic flowmeter
US4015470A (en) * 1973-12-26 1977-04-05 Trw Inc. Flow measuring method and apparatus
DE2437107A1 (de) * 1974-08-01 1976-02-12 Andreas Von Bechtolsheim Akustisches stroemungsgeschwindigkeitsmessgeraet
US3958447A (en) * 1975-07-09 1976-05-25 Eldec Corporation Mass flowmeter
US4320659A (en) * 1978-02-27 1982-03-23 Panametrics, Inc. Ultrasonic system for measuring fluid impedance or liquid level
US4195517A (en) * 1978-12-18 1980-04-01 The Foxboro Company Ultrasonic flowmeter
DK144044C (da) * 1979-05-10 1982-05-17 Danfoss As Ultralydmaaleprobe til brug ved akustisk maaling af vaeskers massefylde
DE3013482C2 (de) * 1980-04-08 1985-12-12 König, Beate, Dr., 8000 München Ultraschallkopf
SU896418A1 (ru) * 1980-05-29 1982-01-07 Ордена Ленина Институт Проблем Управления Устройство дл измерени массового расхода жидких и сыпучих сред
US4462261A (en) * 1982-04-27 1984-07-31 The Babcock & Wilcox Company Mass and velocity flowmeter
JPH0749976B2 (ja) * 1986-02-26 1995-05-31 富士電機株式会社 超音波式測定装置
US4930358A (en) * 1987-03-27 1990-06-05 Tokyo Keiki Co., Ltd. Method of and apparatus for measuring flow velocity by using ultrasonic waves
US4885938A (en) * 1988-12-16 1989-12-12 Honeywell Inc. Flowmeter fluid composition correction

Also Published As

Publication number Publication date
SE8803925D0 (sv) 1988-10-31
DK77291A (da) 1991-04-30
EP0440701A1 (de) 1991-08-14
SE467552B (sv) 1992-08-03
SE8803925L (sv) 1990-05-01
CA2001798A1 (en) 1990-04-30
FI912078A7 (fi) 1991-04-29
EP0440701B1 (de) 1994-12-14
WO1990005283A1 (en) 1990-05-17
FI912078A0 (fi) 1991-04-29
DK77291D0 (da) 1991-04-25
AU4429789A (en) 1990-05-28
US5214966A (en) 1993-06-01
DE68920046D1 (de) 1995-01-26

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