DK175784A - Konstanttemperaturanemometer - Google Patents

Konstanttemperaturanemometer Download PDF

Info

Publication number
DK175784A
DK175784A DK175784A DK175784A DK175784A DK 175784 A DK175784 A DK 175784A DK 175784 A DK175784 A DK 175784A DK 175784 A DK175784 A DK 175784A DK 175784 A DK175784 A DK 175784A
Authority
DK
Denmark
Prior art keywords
anometer
constant temperature
constant
temperature
temperature anometer
Prior art date
Application number
DK175784A
Other languages
English (en)
Other versions
DK175784D0 (da
Inventor
Kenneth J Kolodjski
Original Assignee
Tsi Inc
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 Tsi Inc filed Critical Tsi Inc
Publication of DK175784D0 publication Critical patent/DK175784D0/da
Publication of DK175784A publication Critical patent/DK175784A/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
    • G01F1/696—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Liquid Crystal (AREA)
  • Photoreceptors In Electrophotography (AREA)
DK175784A 1983-05-16 1984-04-02 Konstanttemperaturanemometer DK175784A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/495,087 US4523462A (en) 1983-05-16 1983-05-16 Constant temperature anemometer having an enhanced frequency response

Publications (2)

Publication Number Publication Date
DK175784D0 DK175784D0 (da) 1984-04-02
DK175784A true DK175784A (da) 1984-11-17

Family

ID=23967229

Family Applications (1)

Application Number Title Priority Date Filing Date
DK175784A DK175784A (da) 1983-05-16 1984-04-02 Konstanttemperaturanemometer

Country Status (4)

Country Link
US (1) US4523462A (da)
JP (1) JPS59212775A (da)
DE (1) DE3414176A1 (da)
DK (1) DK175784A (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2574538B1 (fr) * 1984-12-07 1988-02-26 Air Liquide Montage electronique et methode d'etalonnage pour debitmetre a fil chaud
US4794795A (en) * 1986-05-23 1989-01-03 Djorup Robert Sonny Directional thermal anemometer transducer
US4794794A (en) * 1986-10-30 1989-01-03 Djorup Robert Sonny Thermal anemometer
JPS6488218A (en) * 1987-09-30 1989-04-03 Hitachi Ltd Heat ray type air flowmeter
JPS63159767U (da) * 1988-03-17 1988-10-19
JPH06105176B2 (ja) * 1989-06-14 1994-12-21 株式会社日立製作所 熱式空気流量計
US5069066A (en) * 1990-05-10 1991-12-03 Djorup Robert Sonny Constant temperature anemometer
JP2599854B2 (ja) * 1991-12-12 1997-04-16 三菱電機株式会社 感熱式流量センサの設定方法
US5493906A (en) * 1994-06-01 1996-02-27 Peking University Automatic offset control for constant temperature anemometer
JP2934380B2 (ja) * 1994-06-10 1999-08-16 株式会社日立製作所 熱式空気流量計
DE19543236C2 (de) * 1994-11-18 2001-01-25 Hitachi Ltd Einlaßluftmengen-Meßvorrichtung für Verbrennungsmotoren
US6933782B1 (en) 2002-01-09 2005-08-23 Xilinx, Inc. Degenerative inductor-based gain equalization
US6611218B1 (en) * 2002-01-09 2003-08-26 Xilinx, Inc. Transmitter with multiphase data combiner for parallel to serial data conversion
US7946167B2 (en) * 2009-08-12 2011-05-24 Carefusion 207, Inc. Constant temperature hot-conductor anemometer
US9354095B2 (en) 2012-10-02 2016-05-31 Honeywell International Inc. Modular flow sensor
JP2021527198A (ja) 2018-06-07 2021-10-11 センサーズ インコーポレイテッド 粒子濃度分析システム及び方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3645133A (en) * 1970-04-15 1972-02-29 Metrophysics Inc Electronic spirometer
US3765244A (en) * 1971-04-19 1973-10-16 Wagner J Digital readout instrument employing transducer and double d.c. power supply
JPS5597425U (da) * 1978-12-22 1980-07-07

Also Published As

Publication number Publication date
DK175784D0 (da) 1984-04-02
DE3414176A1 (de) 1984-11-22
US4523462A (en) 1985-06-18
JPS59212775A (ja) 1984-12-01

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment
AHS Application shelved for other reasons than non-payment