FI912078A0 - Foerfarande och anordning foer maetning av massastroemning. - Google Patents
Foerfarande och anordning foer maetning av massastroemning.Info
- Publication number
- FI912078A0 FI912078A0 FI912078A FI912078A FI912078A0 FI 912078 A0 FI912078 A0 FI 912078A0 FI 912078 A FI912078 A FI 912078A FI 912078 A FI912078 A FI 912078A FI 912078 A0 FI912078 A0 FI 912078A0
- Authority
- FI
- Finland
- Prior art keywords
- fluid
- pct
- block
- massastroemning
- sec
- Prior art date
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)
- Immunology (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (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)
- Measuring Volume Flow (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- External Artificial Organs (AREA)
- Fats And Perfumes (AREA)
Applications Claiming Priority (2)
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 |
PCT/SE1989/000615 WO1990005283A1 (en) | 1988-10-31 | 1989-10-31 | Method and apparatus for measuring mass flow |
Publications (1)
Publication Number | Publication Date |
---|---|
FI912078A0 true FI912078A0 (fi) | 1991-04-29 |
Family
ID=20373810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI912078A FI912078A0 (fi) | 1988-10-31 | 1991-04-29 | Foerfarande och anordning foer maetning av massastroemning. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5214966A (fi) |
EP (1) | EP0440701B1 (fi) |
AT (1) | ATE115718T1 (fi) |
AU (1) | AU4429789A (fi) |
CA (1) | CA2001798A1 (fi) |
DE (1) | DE68920046D1 (fi) |
DK (1) | DK77291A (fi) |
FI (1) | FI912078A0 (fi) |
SE (1) | SE467552B (fi) |
WO (1) | WO1990005283A1 (fi) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US6790178B1 (en) | 1999-09-24 | 2004-09-14 | Healthetech, Inc. | Physiological monitor and associated computation, display and communication unit |
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 |
AU8532398A (en) | 1997-06-13 | 1998-12-30 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft | Measurement of physical or technical values 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 |
US6402698B1 (en) | 1998-02-05 | 2002-06-11 | James R. Mault | Metabolic calorimeter employing respiratory gas analysis |
WO2000007498A1 (en) | 1998-08-03 | 2000-02-17 | Mault James R | Method and apparatus for respiratory gas analysis employing measurement of expired gas mass |
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 |
JP2003527881A (ja) | 1999-05-10 | 2003-09-24 | ジェームズ アール モールト | 気道ベース心臓血液搏出量モニタおよび該モニタの使用方法 |
US6468222B1 (en) | 1999-08-02 | 2002-10-22 | Healthetech, Inc. | Metabolic calorimeter employing respiratory gas analysis |
US6899684B2 (en) * | 1999-08-02 | 2005-05-31 | Healthetech, Inc. | Method of respiratory gas analysis using a metabolic calorimeter |
WO2001028495A2 (en) | 1999-10-08 | 2001-04-26 | Healthetech, Inc. | Indirect calorimeter for weight control |
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 |
AU2001287175A1 (en) * | 2000-08-11 | 2002-02-25 | 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 |
US20020138213A1 (en) * | 2001-03-02 | 2002-09-26 | Mault James R. | 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 |
US7291114B2 (en) | 2002-04-01 | 2007-11-06 | Microlife Corporation | System and method of determining an individualized drug administration protocol |
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 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2911825A (en) * | 1955-06-14 | 1959-11-10 | Kritz Jack | Mass flow fluid measurement |
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 |
-
1988
- 1988-10-31 SE SE8803925A patent/SE467552B/sv not_active IP Right Cessation
-
1989
- 1989-10-30 CA CA002001798A patent/CA2001798A1/en not_active Abandoned
- 1989-10-31 AT AT89911912T patent/ATE115718T1/de not_active IP Right Cessation
- 1989-10-31 EP EP89911912A patent/EP0440701B1/en not_active Expired - Lifetime
- 1989-10-31 AU AU44297/89A patent/AU4429789A/en not_active Abandoned
- 1989-10-31 DE DE68920046T patent/DE68920046D1/de not_active Expired - Lifetime
- 1989-10-31 WO PCT/SE1989/000615 patent/WO1990005283A1/en active IP Right Grant
-
1991
- 1991-04-25 DK DK077291A patent/DK77291A/da unknown
- 1991-04-29 FI FI912078A patent/FI912078A0/fi not_active Application Discontinuation
- 1991-10-31 US US07/678,983 patent/US5214966A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE8803925L (sv) | 1990-05-01 |
SE8803925D0 (sv) | 1988-10-31 |
WO1990005283A1 (en) | 1990-05-17 |
DE68920046D1 (de) | 1995-01-26 |
EP0440701A1 (en) | 1991-08-14 |
SE467552B (sv) | 1992-08-03 |
DK77291D0 (da) | 1991-04-25 |
DK77291A (da) | 1991-04-30 |
CA2001798A1 (en) | 1990-04-30 |
EP0440701B1 (en) | 1994-12-14 |
ATE115718T1 (de) | 1994-12-15 |
US5214966A (en) | 1993-06-01 |
AU4429789A (en) | 1990-05-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |