CH589298A5 - - Google Patents

Info

Publication number
CH589298A5
CH589298A5 CH964075A CH964075A CH589298A5 CH 589298 A5 CH589298 A5 CH 589298A5 CH 964075 A CH964075 A CH 964075A CH 964075 A CH964075 A CH 964075A CH 589298 A5 CH589298 A5 CH 589298A5
Authority
CH
Switzerland
Application number
CH964075A
Original Assignee
Ellenberger & Poensgen
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 Ellenberger & Poensgen filed Critical Ellenberger & Poensgen
Publication of CH589298A5 publication Critical patent/CH589298A5/xx

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
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
    • G01P13/006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using thermal variables
    • 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
    • G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables
    • G01P5/12—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables using variation of resistance of a heated conductor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10—AC or DC measuring bridges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
CH964075A 1974-10-05 1975-07-23 CH589298A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2447617A DE2447617C3 (de) 1974-10-05 1974-10-05 Kalorimetrischer Strömungswächter

Publications (1)

Publication Number Publication Date
CH589298A5 true CH589298A5 (fr) 1977-06-30

Family

ID=5927653

Family Applications (1)

Application Number Title Priority Date Filing Date
CH964075A CH589298A5 (fr) 1974-10-05 1975-07-23

Country Status (8)

Country Link
US (1) US4028689A (fr)
JP (1) JPS5210754A (fr)
CA (1) CA1044037A (fr)
CH (1) CH589298A5 (fr)
DE (1) DE2447617C3 (fr)
FR (1) FR2287044A1 (fr)
GB (1) GB1488179A (fr)
SE (1) SE408596B (fr)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228683A (en) * 1975-06-19 1980-10-21 Bayer Aktiengesellschaft Method of determining liquid flow in a conduit
US4127194A (en) * 1977-04-04 1978-11-28 Bell & Howell Company Device for sorting mail according to zip codes
US4270123A (en) * 1979-02-26 1981-05-26 Universal Det, S.A.R.L. Detector for indicating a fire or detector malfunction
US4255968A (en) * 1979-06-08 1981-03-17 Intek, Inc. Flow indicator
US4399697A (en) * 1980-03-26 1983-08-23 Nippon Soken, Inc. Gas flow measuring apparatus
JPS5824076U (ja) * 1981-04-06 1983-02-15 宮本　和明 流速計プロ−ブ
JPS58156272U (ja) * 1982-04-14 1983-10-19 株式会社芝浦電子製作所 サ−ミスタセンサ
DE3213902A1 (de) * 1982-04-15 1983-10-27 Eckart Dr.Rer.Nat. 2300 Kiel Hiss Messfuehler
DE3222046A1 (de) * 1982-06-11 1983-12-15 Günther Dipl.-Ing. 2201 Kollmar Weber Fuehlerelement fuer kalorimetrische stroemungswaechter
US4480467A (en) * 1982-11-29 1984-11-06 Hyperion, Inc. Flow monitoring device
US4647919A (en) * 1983-06-03 1987-03-03 Beckman Instruments, Inc. Method and apparatus for monitoring liquid flow
DE3440526A1 (de) * 1984-11-06 1986-05-15 Walter 7036 Schönaich Bürkle Verfahren und einrichtung zum fuehlen von stroemungsgeschwindigkeiten und/oder durchfluessen
DE3514491A1 (de) * 1985-04-22 1986-10-23 Eckart Dr.Rer.Nat. 2300 Kiel Hiss Messfuehler
JPH0765916B2 (ja) * 1986-09-02 1995-07-19 オ−バル機器工業株式会社 挿入形熱式流量計
DE3825059C1 (en) * 1987-04-27 1989-08-24 Robert 7992 Tettnang De Buck Heat transfer measuring unit, in particular a flow monitor
DE3713981A1 (de) * 1987-04-27 1988-11-17 Robert Buck Waermeuebergangsmessgeraet, insbesondere stroemungswaechter
DE3811728A1 (de) * 1988-03-02 1989-09-07 Robert Buck Waermeuebergangsmesseinrichtung, insbesondere stroemungsmesseinrichtung
DE3820025A1 (de) * 1988-06-13 1989-12-14 Hiss Eckart Messschaltung
DE3835397C2 (de) * 1988-10-18 1997-02-13 Kuhnke Gmbh Kg H Überwachungsbaustein für fluidische Systeme
DE3841637C1 (fr) * 1988-12-10 1990-05-10 Gebr. Schmidt Fabrik Fuer Feinmechanik, 7742 St Georgen, De
JPH0663803B2 (ja) * 1989-08-07 1994-08-22 山武ハネウエル株式会社 零点補償方法
DE4017877C2 (de) * 1990-06-02 1996-07-25 Hiss Eckart Meßfühler zur Durchflußüberwachung eines strömenden Mediums
DE4120752C3 (de) * 1991-06-24 2000-03-23 Sensorenbau Gettorf Gmbh Wärmeübergangsmeßgerät
DE9312592U1 (de) * 1993-08-23 1993-12-02 Wido Werner Gmbh NTC Anemometer
DE19504496C2 (de) * 1994-02-28 2000-05-31 Ifm Electronic Gmbh Verfahren zur Überwachung der Strömung strömender Medien
US5525040A (en) * 1994-03-31 1996-06-11 B&B Financial Planning Inc. Controller for oil wells with a thermal dispersion probe
DE19512111C2 (de) * 1995-04-03 1999-01-07 Ifm Electronic Gmbh Wärmeübergangskontroll- und/oder -meßgerät
JPH0989618A (ja) * 1995-09-25 1997-04-04 Smc Corp 流量検出スイッチ
DE19719010C2 (de) * 1996-05-24 2003-04-30 Ifm Electronic Gmbh Wärmeübergangskontroll- und/oder -meßgerät
US6085588A (en) * 1998-05-12 2000-07-11 Therm-O-Disc, Incorporated Flow rate sensor
US7000464B2 (en) 2002-05-28 2006-02-21 Mcmillan Company Measuring and control of low fluid flow rates with heated conduit walls
US6736005B2 (en) 2002-05-28 2004-05-18 Mcmillan Company High accuracy measuring and control of low fluid flow rates
DE102004040110A1 (de) * 2004-08-18 2006-02-23 Endress + Hauser Wetzer Gmbh + Co Kg Verfahren und Vorrichtung zur Bestimmung und/oder Überwachung des Massedurchflusses
DE102008015359A1 (de) * 2008-03-20 2009-09-24 Endress + Hauser Flowtec Ag Temperatursensor und Verfahren zu dessen Herstellung
DE102009028850A1 (de) 2009-08-24 2011-03-03 Endress + Hauser Flowtec Ag Herstellungsverfahren eines Sensors eines thermischen Durchflussmessgeräts
DE102009028848A1 (de) 2009-08-24 2011-03-03 Endress + Hauser Flowtec Ag Aufbau und Herstellungsverfahrens eines Sensors eines thermischen Durchflussmessgeräts
IL205084A (en) 2010-04-14 2017-08-31 Vasa Applied Tech Ltd Probe learned flow
US8833384B2 (en) 2012-08-06 2014-09-16 Schneider Electric Buildings, Llc Advanced valve actuation system with integral freeze protection
US9534795B2 (en) 2012-10-05 2017-01-03 Schneider Electric Buildings, Llc Advanced valve actuator with remote location flow reset
US10295080B2 (en) 2012-12-11 2019-05-21 Schneider Electric Buildings, Llc Fast attachment open end direct mount damper and valve actuator
DK2971901T3 (en) 2013-03-15 2019-01-07 Schneider Electric Buildings Advanced valve actuator with integrated energy measurement
EP2971883B8 (fr) 2013-03-15 2020-07-15 Schneider Electric Buildings, LLC Actionneur de soupape perfectionné à retour d'écoulement réel
DE102014115305A1 (de) * 2014-10-21 2016-04-21 Endress+Hauser Flowtec Ag Thermisches Durchflussmessgerät
CN109000745B (zh) * 2017-06-06 2023-11-24 大唐环境产业集团股份有限公司 一种用于测量湿法脱硫塔浆液喷淋强度的装置及测量方法
US11473952B2 (en) * 2020-04-03 2022-10-18 William Peter Bernardi Method and sensor for detecting flow rates in corrosive liquid

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB864293A (en) * 1959-10-23 1961-03-29 Iec Sieger Ltd Improvements in apparatus for detecting inflammable gases
US3246515A (en) * 1963-02-28 1966-04-19 Dynamics Corp America Thermal responsive fluid flow measuring probe
GB1098077A (en) * 1963-10-12 1968-01-03 Nat Inst For Res In Nuclear Sc Improvements in or relating to apparatus for the measurement of rate of flow of a fluid
US3400582A (en) * 1967-05-08 1968-09-10 Eric S. Warner Boat speed indicator
GB1245402A (en) * 1967-08-25 1971-09-08 Radon Ind Electronics Company Flow metering system
US3494196A (en) * 1967-09-13 1970-02-10 Molasky Electronics Inc Electronic thermometer
US3603955A (en) * 1969-03-05 1971-09-07 Donti Research Dev Mfg Minute volume alarm equipment
US3617879A (en) * 1969-09-22 1971-11-02 Int Standard Electric Corp Apparatus for automatically indicating whether or not a test joint in a circuit is above or below a predetermined reference potential
US3641546A (en) * 1970-01-02 1972-02-08 Gen Electric High-low voltage level sensor
US3781839A (en) * 1972-01-07 1973-12-25 Texas Instruments Inc Fluid flow sensing device
US3755801A (en) * 1972-01-12 1973-08-28 Us Army Detecting helium liquid level
US3757808A (en) * 1972-07-21 1973-09-11 Garrett Corp Electronic mass airflow sensing and control system

Also Published As

Publication number Publication date
GB1488179A (en) 1977-10-05
DE2447617A1 (de) 1976-04-08
SE408596B (sv) 1979-06-18
FR2287044B3 (fr) 1979-06-29
FR2287044A1 (fr) 1976-04-30
JPS5210754A (en) 1977-01-27
CA1044037A (fr) 1978-12-12
SE7510288L (sv) 1976-04-06
DE2447617C3 (de) 1980-09-04
US4028689A (en) 1977-06-07
DE2447617B2 (de) 1979-12-20

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Legal Events

Date Code Title Description
PL Patent ceased