DE68927076T2 - Luftdurchfluss-Dosiergerät für Brennkraftmaschinen - Google Patents

Luftdurchfluss-Dosiergerät für Brennkraftmaschinen

Info

Publication number
DE68927076T2
DE68927076T2 DE68927076T DE68927076T DE68927076T2 DE 68927076 T2 DE68927076 T2 DE 68927076T2 DE 68927076 T DE68927076 T DE 68927076T DE 68927076 T DE68927076 T DE 68927076T DE 68927076 T2 DE68927076 T2 DE 68927076T2
Authority
DE
Germany
Prior art keywords
internal combustion
air flow
combustion engines
metering device
flow metering
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.)
Expired - Fee Related
Application number
DE68927076T
Other languages
English (en)
Other versions
DE68927076D1 (de
Inventor
Yutaka Nishimura
Minoru Ohsuga
Yoshishige Ohyama
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
Priority claimed from JP63145735A external-priority patent/JPH01314920A/ja
Priority claimed from JP63170017A external-priority patent/JPH0654250B2/ja
Priority claimed from JP11117688U external-priority patent/JPH0233324U/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE68927076D1 publication Critical patent/DE68927076D1/de
Application granted granted Critical
Publication of DE68927076T2 publication Critical patent/DE68927076T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Measuring Volume Flow (AREA)
DE68927076T 1988-06-15 1989-06-15 Luftdurchfluss-Dosiergerät für Brennkraftmaschinen Expired - Fee Related DE68927076T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63145735A JPH01314920A (ja) 1988-06-15 1988-06-15 パルス駆動式空気流量計
JP63170017A JPH0654250B2 (ja) 1988-07-09 1988-07-09 熱線式空気流量計
JP11117688U JPH0233324U (de) 1988-08-26 1988-08-26

Publications (2)

Publication Number Publication Date
DE68927076D1 DE68927076D1 (de) 1996-10-10
DE68927076T2 true DE68927076T2 (de) 1997-04-03

Family

ID=27311900

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68927076T Expired - Fee Related DE68927076T2 (de) 1988-06-15 1989-06-15 Luftdurchfluss-Dosiergerät für Brennkraftmaschinen

Country Status (3)

Country Link
US (1) US4966033A (de)
EP (1) EP0347218B1 (de)
DE (1) DE68927076T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925377A1 (de) * 1989-08-01 1991-02-07 Bosch Gmbh Robert Verfahren zur messfehlerkorrektur eines heissfilm-luftmassenmessers
DE4042150A1 (de) * 1990-10-12 1992-04-16 Bosch Gmbh Robert Verfahren zur bestimmung eines fluiddurchsatzes
US5544079A (en) * 1994-07-15 1996-08-06 Hitachi America, Ltd. Smart mass gas flow sensor
JP3672082B2 (ja) * 2000-09-14 2005-07-13 理研計器株式会社 熱線式ガスセンサーを用いたガス検知警報装置
US6711491B2 (en) 2001-11-05 2004-03-23 Ford Global Technologies, Llc Mass airflow sensor for pulsating oscillating flow systems
US7205781B2 (en) * 2005-01-12 2007-04-17 Visteon Global Technologies, Inc. Mass air flow circuit having pulse width modulation feedback control
DE102013021305B3 (de) * 2013-12-19 2014-10-30 Krohne Messtechnik Gmbh Schaltungsanordnung zur Temperaturüberwachung und kalorimetrisches Massedurchflussmessgerät
WO2015151638A1 (ja) * 2014-03-31 2015-10-08 日立金属株式会社 熱式質量流量測定方法、当該方法を使用する熱式質量流量計、及び当該熱式質量流量計を使用する熱式質量流量制御装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5543447A (en) * 1978-09-22 1980-03-27 Hitachi Ltd Hot-wire type flow rate measuring device
DE3482561D1 (de) * 1983-11-16 1990-07-26 Nippon Denso Co Geraet zum messen der ansaugluftdurchflussquote fuer einen motor.
JPH0625560B2 (ja) * 1985-06-17 1994-04-06 日本電装株式会社 エンジンの制御装置
US4680964A (en) * 1985-06-18 1987-07-21 Nippondenso Co., Ltd. Heat-wire type airflow quantity measuring apparatus
JPS6296751A (ja) * 1985-10-22 1987-05-06 Mitsubishi Electric Corp 内燃機関の燃料噴射制御装置
JP2510151B2 (ja) * 1985-11-08 1996-06-26 日本電装株式会社 エンジン用熱式空気流量測定装置

Also Published As

Publication number Publication date
DE68927076D1 (de) 1996-10-10
EP0347218A3 (en) 1990-06-06
EP0347218B1 (de) 1996-09-04
EP0347218A2 (de) 1989-12-20
US4966033A (en) 1990-10-30

Similar Documents

Publication Publication Date Title
DE69104511D1 (de) Luftströmungsmengenmesser für Brennkraftmaschine.
DE3856490D1 (de) Hitzdraht-Luftmengenmesser-Anordnung für Brennkraftmaschinen
DE69334114D1 (de) Lufteinlassanordnung für Brennkraftmaschine
KR870017020U (ko) 내연기관의 흡입공기량 검출장치
DE69432912D1 (de) Einlassvorrichtung für Brennkraftmaschine
DE59206549D1 (de) Luftansaugvorrichtung für eine Brennkraftmaschine
DE69316393T2 (de) Regeleinrichtung für Brennkraftmaschinen
DE69119965T2 (de) Einlassanordnung für V-Brennkraftmaschine
DE69404330T2 (de) Einlassvorrichtung für Brennkraftmaschine
DE59002739D1 (de) Luftansaugvorrichtung für eine Brennkraftmaschine.
DE68908056T2 (de) Einlassvorrichtung und -verfahren für Brennkraftmaschinen.
DE68925342T2 (de) Ventilantriebsvorrichtung für Brennkraftmaschine
DE69307269D1 (de) Luftzufuhrvorrichtung für Brennkraftmaschine
DE3855394D1 (de) Ventilsteuerungsvorrichtung für Brennkraftmaschine
DE69215306T2 (de) Luft-/kraftstoffverhältnis-steuereinrichtung für brennkraftmaschinen
DE69014960D1 (de) Einlassvorrichtung für Brennkraftmaschine.
KR870015232U (ko) 내연 기관의 흡입 공기량 검출장치
DE68927076D1 (de) Luftdurchfluss-Dosiergerät für Brennkraftmaschinen
DE69115348D1 (de) Ventildrehvorrichtung für Brennkraftmaschine
DE69024205D1 (de) Einlassvorrichtung für Brennkraftmaschine
DE3751386T2 (de) Messvorrichtung für Motoransaugluftmenge.
DE68914705T2 (de) Heissdraht-Luftdurchflussmengenmesser für die Überwachung der Ansaugluftmenge von Verbrennungskraftmaschinen.
DE69006127T2 (de) Eine Luftansaugvorrichtung für eine Brennkraftmaschine.
KR900008251A (ko) 내연기관에 사용되는 흡입공기 유량 측정장치
KR900020510U (ko) 내연기관용 에어 프리크리너

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee