KR900008252A - 내연기관의 흡입공기량 계측장치 - Google Patents

내연기관의 흡입공기량 계측장치

Info

Publication number
KR900008252A
KR900008252A KR1019890015849A KR890015849A KR900008252A KR 900008252 A KR900008252 A KR 900008252A KR 1019890015849 A KR1019890015849 A KR 1019890015849A KR 890015849 A KR890015849 A KR 890015849A KR 900008252 A KR900008252 A KR 900008252A
Authority
KR
South Korea
Prior art keywords
combustion engine
internal combustion
measuring device
air volume
suction air
Prior art date
Application number
KR1019890015849A
Other languages
English (en)
Other versions
KR930007771B1 (ko
Inventor
세쯔히로 시모무라
도시로 하라
마사노리 이나다
사까에 기구찌
Original Assignee
미쯔비시 덴끼 가부시끼가이샤
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 미쯔비시 덴끼 가부시끼가이샤 filed Critical 미쯔비시 덴끼 가부시끼가이샤
Publication of KR900008252A publication Critical patent/KR900008252A/ko
Application granted granted Critical
Publication of KR930007771B1 publication Critical patent/KR930007771B1/ko

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
    • G01F23/18—Indicating, recording or alarm devices actuated electrically
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/28—Interface circuits
    • 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
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Measuring Volume Flow (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
KR1019890015849A 1988-11-09 1989-11-02 내연기관의 흡입공기량 계측장치 KR930007771B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP284436 1988-11-09
JP63284436A JP2765881B2 (ja) 1988-11-09 1988-11-09 内燃機関の吸入空気量計測装置

Publications (2)

Publication Number Publication Date
KR900008252A true KR900008252A (ko) 1990-06-02
KR930007771B1 KR930007771B1 (ko) 1993-08-19

Family

ID=17678526

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890015849A KR930007771B1 (ko) 1988-11-09 1989-11-02 내연기관의 흡입공기량 계측장치

Country Status (4)

Country Link
US (1) US5050428A (ko)
JP (1) JP2765881B2 (ko)
KR (1) KR930007771B1 (ko)
DE (1) DE3936333C2 (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5182519A (en) * 1990-10-22 1993-01-26 Mitsubishi Denki Kabushiki Kaisha Heater control device for an air-fuel ratio sensor
DE4036941A1 (de) * 1990-11-20 1992-05-21 Bosch Gmbh Robert Einrichtung zur quasi potentialfreien erfassung von signalen in kraftfahrzeugen
IT1245011B (it) * 1991-01-29 1994-09-13 Weber Srl Sistema di comando di un dispositivo di regolazione del titolo di una miscela di carburante per un motore a combustione interna
DE4130512A1 (de) * 1991-09-13 1993-03-18 Pierburg Gmbh Signalabgleicheinrichtung
US5422240A (en) * 1992-07-20 1995-06-06 The United States Of America As Represented By The Department Of Health And Human Services Apparatus and method for testing condoms as barriers to virus penetration
DE4325902C2 (de) * 1993-08-02 1999-12-02 Bosch Gmbh Robert Verfahren zur Berechnung der Luftfüllung für eine Brennkraftmaschine mit variabler Gaswechselsteuerung
US5629481A (en) * 1995-09-06 1997-05-13 General Motors Corporation Mass air flow measurement system and method
JP3364154B2 (ja) * 1998-05-22 2003-01-08 三菱電機株式会社 感熱式流量計
JP3385308B2 (ja) 1998-06-01 2003-03-10 三菱電機株式会社 熱式流量計および燃料制御装置
JP3394908B2 (ja) * 1998-06-03 2003-04-07 三菱電機株式会社 感熱式流量センサ
WO2008004926A1 (en) * 2006-07-07 2008-01-10 Mecel Engine Systems Aktiebolag Control system and method for transmitting sensor signals for a combustion engine
JP5304766B2 (ja) * 2010-10-26 2013-10-02 株式会社デンソー 流量測定装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084155A (en) * 1976-10-05 1978-04-11 Fischer & Porter Co. Two-wire transmitter with totalizing counter
US4094194A (en) * 1977-02-14 1978-06-13 Fischer & Porter Company Sensing system for vortex-type flowmeters
US4080821A (en) * 1977-03-28 1978-03-28 Rosemount Engineering Company Limited Electric circuits
DE2750050C2 (de) * 1977-11-09 1983-12-08 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Luftmengenmessung
JPS6220079Y2 (ko) * 1979-07-09 1987-05-22
JPS5935109A (ja) * 1982-08-23 1984-02-25 Hitachi Ltd 熱式流量計
US4590805A (en) * 1984-10-26 1986-05-27 Baird Controls, Inc. Ultrasonic impeller flowmeter
US4685331A (en) * 1985-04-10 1987-08-11 Innovus Thermal mass flowmeter and controller
DE3520392A1 (de) * 1985-06-07 1986-12-11 Robert Bosch Gmbh, 7000 Stuttgart Abgleichverfahren fuer einen hitzdraht-luftmassenmesser und hitzdraht-luftmassenmesser zur durchfuehrung des verfahrens
JPS62153711A (ja) * 1985-12-27 1987-07-08 Japan Electronic Control Syst Co Ltd 感温式流量測定装置
US4860583A (en) * 1988-05-27 1989-08-29 Dwyer Instruments, Inc. Air velocity transmitter device

Also Published As

Publication number Publication date
JPH02216420A (ja) 1990-08-29
JP2765881B2 (ja) 1998-06-18
DE3936333C2 (de) 1999-10-21
DE3936333A1 (de) 1990-05-10
US5050428A (en) 1991-09-24
KR930007771B1 (ko) 1993-08-19

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20090807

Year of fee payment: 17

EXPY Expiration of term