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
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)
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 (https=) | 1977-06-30 |
Family
ID=5927653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH964075A CH589298A5 (https=) | 1974-10-05 | 1975-07-23 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4028689A (https=) |
| JP (1) | JPS5210754A (https=) |
| CA (1) | CA1044037A (https=) |
| CH (1) | CH589298A5 (https=) |
| DE (1) | DE2447617C3 (https=) |
| FR (1) | FR2287044A1 (https=) |
| GB (1) | GB1488179A (https=) |
| SE (1) | SE408596B (https=) |
Families Citing this family (46)
| 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 |
| DE3713981A1 (de) * | 1987-04-27 | 1988-11-17 | Robert Buck | Waermeuebergangsmessgeraet, insbesondere stroemungswaechter |
| DE3825059C1 (en) * | 1987-04-27 | 1989-08-24 | Robert 7992 Tettnang De Buck | Heat transfer measuring unit, in particular a flow monitor |
| 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 (https=) * | 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, 73527 Schwäbisch Gmünd | 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 |
| US6736005B2 (en) | 2002-05-28 | 2004-05-18 | Mcmillan Company | High accuracy measuring and control of low fluid flow rates |
| US7000464B2 (en) | 2002-05-28 | 2006-02-21 | Mcmillan Company | Measuring and control of low fluid flow rates with heated conduit walls |
| 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 |
| DE102009028848A1 (de) | 2009-08-24 | 2011-03-03 | Endress + Hauser Flowtec Ag | Aufbau und Herstellungsverfahrens eines Sensors eines thermischen Durchflussmessgeräts |
| DE102009028850A1 (de) | 2009-08-24 | 2011-03-03 | Endress + Hauser Flowtec Ag | Herstellungsverfahren 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 |
| SI2971901T1 (sl) | 2013-03-15 | 2019-01-31 | Schneider Electric Buildings, Llc | Napredni aktuator ventila z vgrajenim odmerjanjem energije |
| EP2971883B8 (en) | 2013-03-15 | 2020-07-15 | Schneider Electric Buildings, LLC | Advanced valve actuator with true flow feedback |
| 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 |
| GB201709982D0 (en) * | 2017-06-22 | 2017-08-09 | Nicoventures Holdings Ltd | Electronic vapour provision system |
| 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)
| 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 |
-
1974
- 1974-10-05 DE DE2447617A patent/DE2447617C3/de not_active Expired
-
1975
- 1975-07-23 CH CH964075A patent/CH589298A5/xx not_active IP Right Cessation
- 1975-09-09 GB GB37100/75A patent/GB1488179A/en not_active Expired
- 1975-09-15 FR FR7528247A patent/FR2287044A1/fr active Granted
- 1975-09-16 SE SE7510288A patent/SE408596B/sv unknown
- 1975-09-18 US US05/614,596 patent/US4028689A/en not_active Expired - Lifetime
- 1975-10-03 CA CA236,995A patent/CA1044037A/en not_active Expired
- 1975-10-03 JP JP50118993A patent/JPS5210754A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5210754A (en) | 1977-01-27 |
| DE2447617C3 (de) | 1980-09-04 |
| SE7510288L (sv) | 1976-04-06 |
| SE408596B (sv) | 1979-06-18 |
| CA1044037A (en) | 1978-12-12 |
| DE2447617A1 (de) | 1976-04-08 |
| FR2287044A1 (fr) | 1976-04-30 |
| GB1488179A (en) | 1977-10-05 |
| DE2447617B2 (de) | 1979-12-20 |
| FR2287044B3 (https=) | 1979-06-29 |
| US4028689A (en) | 1977-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |