JPS54145166A - Measuring apparatus of suction air flow rates - Google Patents

Measuring apparatus of suction air flow rates

Info

Publication number
JPS54145166A
JPS54145166A JP4254778A JP4254778A JPS54145166A JP S54145166 A JPS54145166 A JP S54145166A JP 4254778 A JP4254778 A JP 4254778A JP 4254778 A JP4254778 A JP 4254778A JP S54145166 A JPS54145166 A JP S54145166A
Authority
JP
Japan
Prior art keywords
substrate
lead members
temperature
resistor
dependent resistor
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP4254778A
Other languages
English (en)
Japanese (ja)
Inventor
Takashige Ooyama
Teruo Yamauchi
Mamoru Fujieda
Yutaka Nishimura
Takao Sasayama
Shinichi Sakamoto
Hisatoku Moriya
Takeshi Atago
Kanemasa Sato
Kiichi Hoshi
Sadayasu Ueno
Tadahiko Otani
Mineo Kashiwatani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4254778A priority Critical patent/JPS54145166A/ja
Priority to DE2954202A priority patent/DE2954202C2/de
Priority to DE2954739A priority patent/DE2954739C2/de
Priority to DE2914275A priority patent/DE2914275C2/de
Publication of JPS54145166A publication Critical patent/JPS54145166A/ja
Priority to US06/521,901 priority patent/US4517837A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor
    • 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
    • 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
    • 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
    • G01F1/6842—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow with means for influencing the fluid flow
    • 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
    • G01F1/69—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element of resistive type
    • G01F1/692—Thin-film arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F5/00—Measuring a proportion of the volume flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
JP4254778A 1978-04-10 1978-04-10 Measuring apparatus of suction air flow rates Pending JPS54145166A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP4254778A JPS54145166A (en) 1978-04-10 1978-04-10 Measuring apparatus of suction air flow rates
DE2954202A DE2954202C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-04-10 1979-04-09
DE2954739A DE2954739C2 (de) 1978-04-10 1979-04-09 Anordnung zur Durchsatzmessung der Ansaugluft einer Brennkraftmaschine
DE2914275A DE2914275C2 (de) 1978-04-10 1979-04-09 Vorrichtung zur Luftdurchsatz-Messung für eine Brennkraftmaschine
US06/521,901 US4517837A (en) 1978-04-10 1983-08-10 Air flow rate measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4254778A JPS54145166A (en) 1978-04-10 1978-04-10 Measuring apparatus of suction air flow rates

Publications (1)

Publication Number Publication Date
JPS54145166A true JPS54145166A (en) 1979-11-13

Family

ID=12639074

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4254778A Pending JPS54145166A (en) 1978-04-10 1978-04-10 Measuring apparatus of suction air flow rates

Country Status (3)

Country Link
US (1) US4517837A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS54145166A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (3) DE2954202C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56108907A (en) * 1980-01-31 1981-08-28 Hitachi Ltd Detector for sucked air flow rate of internal combustion engine
JPS5948620A (ja) * 1982-08-11 1984-03-19 ロ−ベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 流動媒体の質量流量を測定する装置及び該装置の製造法
JPH04127830U (ja) * 1991-05-15 1992-11-20 三井精機工業株式会社 エンジン及び圧縮機の排熱回収構造
JPH09158758A (ja) * 1995-12-06 1997-06-17 Nissan Motor Co Ltd 内燃機関の制御装置

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JPS6047462B2 (ja) * 1978-06-02 1985-10-22 株式会社日立製作所 電子制御燃料噴射装置の吸入空気量計測装置
JPS5618721A (en) * 1979-07-24 1981-02-21 Hitachi Ltd Air flow meter
JPS5677716A (en) * 1979-11-29 1981-06-26 Hitachi Ltd Detector for amount of sucked air
DE3032067A1 (de) * 1980-08-26 1982-04-15 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
JPS57104817A (en) * 1980-12-22 1982-06-30 Hitachi Ltd Air quantity measuring apparatus for internal combustion engine
JPS57119133A (en) * 1981-01-13 1982-07-24 Hitachi Ltd Device for measuring quantity of air sucked into internal combustion engine
JPS58135916A (ja) * 1982-02-08 1983-08-12 Hitachi Ltd 内燃機関用熱式流量計
DE3302080A1 (de) * 1983-01-22 1984-07-26 Leybold-Heraeus GmbH, 5000 Köln Thermischer massendurchflussmesser, insbesondere fuer gase
DE3326047A1 (de) * 1983-07-20 1985-01-31 Robert Bosch Gmbh, 7000 Stuttgart Luftmassenmessvorrichtung
DE3331203C2 (de) * 1983-08-30 1987-05-07 Securiton AG, Zollikofen, Bern Vorrichtung zur Überwachung der Geschwindigkeit eines Gasstromes in einem Kanal
JPS6165053A (ja) * 1984-09-07 1986-04-03 Hitachi Ltd 空気流量計
DE3604202C2 (de) * 1985-02-14 1997-01-09 Nippon Denso Co Direkt beheizte Strömungsmeßvorrichtung
FR2585827B1 (fr) * 1985-08-02 1992-02-07 Farnier Andre Dispositif de mesure de debits et de comptage de fluides dans une canalisation
DE3542788A1 (de) * 1985-12-04 1987-06-19 Degussa Vorrichtung zur thermischen massenstrommessung von gasen und fluessigkeiten
US4776213A (en) * 1987-03-18 1988-10-11 Ford Motor Company Mass airflow meter
DE3844354C2 (de) * 1988-12-30 1995-11-30 Bosch Gmbh Robert Meßvorrichtung zur Messung der Masse eines strömenden Mediums
JPH06105177B2 (ja) * 1989-08-29 1994-12-21 三菱電機株式会社 感熱式流量センサ
US5048327A (en) * 1990-05-17 1991-09-17 Atwood Robert K Mass air flow meter
EP0471316B1 (de) * 1990-08-17 1996-09-18 Sensycon Gesellschaft Für Industrielle Sensorsysteme Und Prozessleittechnik Mbh Sensor für thermische Massenstrommesser
DE9011927U1 (de) * 1990-08-17 1990-11-08 Degussa Ag, 6000 Frankfurt Sensor für thermische Massenstrommesser
DE4128448A1 (de) * 1991-08-28 1993-03-04 Bosch Gmbh Robert Gehaeuse fuer einen luftmassenmesser
DE4132050A1 (de) * 1991-09-26 1993-04-01 Bosch Gmbh Robert Luftmessvorrichtung
JP2784286B2 (ja) * 1991-12-09 1998-08-06 三菱電機株式会社 半導体センサー装置の製造方法
US5525277A (en) * 1992-04-13 1996-06-11 Joseph; Daniel R. Method and apparatus for cooling extruded film tubes
US5383356A (en) * 1993-04-08 1995-01-24 Ford Motor Company Mass air flow sensor arrangement having increased dynamic range
JPH06323165A (ja) * 1993-05-17 1994-11-22 Hitachi Ltd ガスタービン用制御装置及び制御方法
JPH0712610A (ja) * 1993-06-22 1995-01-17 Hitachi Ltd 発熱抵抗式空気流量計
US5891383A (en) * 1994-06-03 1999-04-06 Joseph; Daniel R. Method and apparatus for cooling extruded film tubes
EP0695928A3 (en) 1994-08-02 1996-11-27 Hitachi Ltd Intake air flow meter for an internal combustion engine
US5563340A (en) * 1995-03-28 1996-10-08 Ford Motor Company Mass air flow sensor housing
JP3310167B2 (ja) * 1996-06-12 2002-07-29 株式会社ユニシアジェックス 気体流量計測装置
US6293778B1 (en) 1997-02-14 2001-09-25 Daniel R. Joseph Automatically balancing a blower in a blown film extrusion line
US5980785A (en) * 1997-10-02 1999-11-09 Ormet Corporation Metal-containing compositions and uses thereof, including preparation of resistor and thermistor elements
US6543932B1 (en) * 2000-06-06 2003-04-08 Jan Fredrick Potter Enthalpy tunnel
JP2003139593A (ja) * 2001-11-07 2003-05-14 Hitachi Ltd 車載電子機器および熱式流量計
US6708561B2 (en) 2002-04-19 2004-03-23 Visteon Global Technologies, Inc. Fluid flow meter having an improved sampling channel
US6826955B2 (en) * 2002-09-20 2004-12-07 Visteon Global Technologies, Inc. Mass fluid flow sensor having an improved housing design
US6899081B2 (en) 2002-09-20 2005-05-31 Visteon Global Technologies, Inc. Flow conditioning device
US6973825B2 (en) * 2003-02-24 2005-12-13 Visteon Global Technologies, Inc. Hot-wire mass flow sensor with low-loss bypass passage
US6874362B2 (en) * 2003-05-14 2005-04-05 Visteon Global Technologies, Inc. Mass air flow sensor with stress free sensor element mounting
DE10345584A1 (de) * 2003-09-29 2005-04-28 Bosch Gmbh Robert Leiterplatte mit Kunststoffteil zur Aufnahme einer Messeinrichtung
DE102008041026A1 (de) * 2008-08-06 2010-02-11 Robert Bosch Gmbh Verfahren zur Bestimmung der Temperatur und des Volumenstroms eines Fluids sowie Schaltungsanordnung und Motorsteuergerät
DE102010018947B4 (de) 2010-04-30 2022-11-17 Abb Schweiz Ag Thermischer Massendurchflussmesser mit metallgekapselter Sensorik
US8954296B2 (en) * 2010-08-31 2015-02-10 Energywright, Inc. Model building for pressure diagnostics simulation
US9115671B2 (en) * 2012-11-07 2015-08-25 Benebe, Inc. Hybrid carburetor and fuel injection assembly for an internal combustion engine
JP6477195B2 (ja) * 2015-04-21 2019-03-06 株式会社デンソー 流量測定装置
DE102015109686A1 (de) * 2015-06-17 2016-12-22 Ebm-Papst Landshut Gmbh Düsenvorrichtung mit Sensor in einem Bypass
CN113086653B (zh) * 2021-05-19 2025-05-30 中国烟草总公司郑州烟草研究院 基于弯管稀相输送高速成像的烟丝实时监测方法及装置

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56108907A (en) * 1980-01-31 1981-08-28 Hitachi Ltd Detector for sucked air flow rate of internal combustion engine
US4369656A (en) * 1980-01-31 1983-01-25 Hitachi, Ltd. Air intake measuring device for internal combustion engine
JPS5948620A (ja) * 1982-08-11 1984-03-19 ロ−ベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 流動媒体の質量流量を測定する装置及び該装置の製造法
JPH04127830U (ja) * 1991-05-15 1992-11-20 三井精機工業株式会社 エンジン及び圧縮機の排熱回収構造
JPH09158758A (ja) * 1995-12-06 1997-06-17 Nissan Motor Co Ltd 内燃機関の制御装置

Also Published As

Publication number Publication date
DE2914275A1 (de) 1979-10-18
DE2954202C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-09-03
DE2914275C2 (de) 1983-08-11
DE2954739C2 (de) 1994-12-15
US4517837A (en) 1985-05-21

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