DK118195A - Apparat til måling af gennemstrømningen i en fluidumkanal - Google Patents

Apparat til måling af gennemstrømningen i en fluidumkanal Download PDF

Info

Publication number
DK118195A
DK118195A DK118195A DK118195A DK118195A DK 118195 A DK118195 A DK 118195A DK 118195 A DK118195 A DK 118195A DK 118195 A DK118195 A DK 118195A DK 118195 A DK118195 A DK 118195A
Authority
DK
Denmark
Prior art keywords
measuring
flow
fluid channel
fluid
channel
Prior art date
Application number
DK118195A
Other languages
English (en)
Inventor
Hartmut Stark
Original Assignee
Draegerwerk Ag
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 Draegerwerk Ag filed Critical Draegerwerk Ag
Publication of DK118195A publication Critical patent/DK118195A/da

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
    • G01F1/68—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 thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/688—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
    • G01F1/6888—Thermoelectric elements, e.g. thermocouples, thermopiles
    • 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
    • G01F1/68—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 thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • 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
    • G01F1/68—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 thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
DK118195A 1995-01-18 1995-10-19 Apparat til måling af gennemstrømningen i en fluidumkanal DK118195A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19501347A DE19501347C2 (de) 1995-01-18 1995-01-18 Vorrichtung zur Messung des Durchflusses in einem Fluidkanal

Publications (1)

Publication Number Publication Date
DK118195A true DK118195A (da) 1996-07-19

Family

ID=7751742

Family Applications (1)

Application Number Title Priority Date Filing Date
DK118195A DK118195A (da) 1995-01-18 1995-10-19 Apparat til måling af gennemstrømningen i en fluidumkanal

Country Status (5)

Country Link
US (1) US5677484A (da)
DE (1) DE19501347C2 (da)
DK (1) DK118195A (da)
FR (1) FR2729466B1 (da)
GB (1) GB2297164B (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6230570B1 (en) 1997-08-26 2001-05-15 John Paul Clark Turbulent spot flowmeter
US6086251A (en) * 1997-12-06 2000-07-11 Drager Medizintechnik Gmbh Process for operating a thermocouple to measure velocity or thermal conductivity of a gas
GB2332072B (en) * 1997-12-06 1999-11-24 Draeger Medizintech Gmbh Method of operating a thermocouple
US6323413B1 (en) * 1998-04-22 2001-11-27 Hv Technologies, Inc. Microtubing with integral thermocouple
US6553828B1 (en) 1998-09-02 2003-04-29 Idaho State University Cooled dual element thermocouple computer and flow velocity measurement method
DE19909469C1 (de) * 1999-03-04 2000-09-28 Draegerwerk Ag Vorrichtung und Verfahren zur Messung der Strömungsgeschwindigkeit eines Fluids
DE10115624C2 (de) 2001-03-29 2003-09-18 Draegerwerk Ag Thermischer Durchflussmesser
DE102004046529A1 (de) * 2004-09-23 2006-03-30 Mahle Filtersysteme Gmbh Verfahren zur Ermittlung einer Geschwindigkeitsverteilung einer Gasströmung
US7313499B2 (en) 2006-01-03 2007-12-25 Ut-Battelle Llc Apparatus for characterizing the temporo-spatial properties of a dynamic fluid front and method thereof
KR20150053488A (ko) * 2013-11-08 2015-05-18 한국전자통신연구원 열전 소자의 열전전도도 계측장치 및 그의 계측방법
US10846494B2 (en) 2019-01-03 2020-11-24 The Boeing Company Radio-frequency identification device for indicating a temperature history of a composite structure

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350943A (en) * 1962-07-10 1967-11-07 Simmonds Precision Products Jet stream indicator
GB1193973A (en) * 1966-11-02 1970-06-03 Graviner Colnbrook Ltd Improvements in Apparatus Responsive to Fluid Flow
GB1230638A (da) * 1968-06-08 1971-05-05
US3580074A (en) * 1969-05-23 1971-05-25 Trans Sonics Inc Temperature-compensated liquid quantity gage
FR2575831B1 (fr) * 1985-01-10 1987-03-20 Orleans Universite Procede et capteur de mesure perfectionnes, bases sur l'utilisation d'un thermocouple
JPS62144074A (ja) * 1985-12-18 1987-06-27 Daikin Ind Ltd 流速計
US4807151A (en) * 1986-04-11 1989-02-21 Purdue Research Foundation Electrical technique for correcting bridge type mass air flow rate sensor errors resulting from ambient temperature variations
DE3637541A1 (de) * 1986-11-04 1988-05-05 Vdo Schindling Vorrichtung zur bestimmung des massenstromes und der durchflussrichtung
US4782708A (en) * 1987-08-27 1988-11-08 General Motors Corporation Thermocouple sensors
DK161260C (da) * 1988-05-06 1991-12-30 Paul Verner Nielsen Flowmaaler
DD277766A1 (de) * 1988-12-06 1990-04-11 Inst Gefluegel Wirtschaft Merb Anordnung zur gleichzeitigen messung von temperatur und geschwindigkeit stroemender medien
US5263380A (en) * 1992-02-18 1993-11-23 General Motors Corporation Differential AC anemometer
US5313831A (en) * 1992-07-31 1994-05-24 Paul Beckman Radial junction thermal flowmeter
US5493906A (en) * 1994-06-01 1996-02-27 Peking University Automatic offset control for constant temperature anemometer

Also Published As

Publication number Publication date
FR2729466A1 (fr) 1996-07-19
US5677484A (en) 1997-10-14
GB9526144D0 (en) 1996-02-21
FR2729466B1 (fr) 1997-04-30
DE19501347C2 (de) 1996-12-19
DE19501347A1 (de) 1996-07-25
GB2297164A (en) 1996-07-24
GB2297164B (en) 1998-09-16

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