DE3762648D1 - AIR FUEL RATIO CONTROL SYSTEM FOR COMBUSTION ENGINES. - Google Patents

AIR FUEL RATIO CONTROL SYSTEM FOR COMBUSTION ENGINES.

Info

Publication number
DE3762648D1
DE3762648D1 DE8787308674T DE3762648T DE3762648D1 DE 3762648 D1 DE3762648 D1 DE 3762648D1 DE 8787308674 T DE8787308674 T DE 8787308674T DE 3762648 T DE3762648 T DE 3762648T DE 3762648 D1 DE3762648 D1 DE 3762648D1
Authority
DE
Germany
Prior art keywords
control system
fuel ratio
combustion engines
ratio control
air fuel
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
DE8787308674T
Other languages
German (de)
Inventor
Shinji C O Himeji Seisa Kojima
Seiji C O Himeji Seisak Wataya
Ryoji C O Ohyokiki K Nishiyama
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 JP61233583A external-priority patent/JPS6388244A/en
Priority claimed from JP61233582A external-priority patent/JPS6388243A/en
Priority claimed from JP61233581A external-priority patent/JPH0617894B2/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3762648D1 publication Critical patent/DE3762648D1/en
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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1494—Control of sensor heater
    • 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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/042—Introducing corrections for particular operating conditions for stopping the engine

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
DE8787308674T 1986-09-30 1987-09-30 AIR FUEL RATIO CONTROL SYSTEM FOR COMBUSTION ENGINES. Expired - Fee Related DE3762648D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP61233583A JPS6388244A (en) 1986-09-30 1986-09-30 Air-fuel ratio control device
JP61233582A JPS6388243A (en) 1986-09-30 1986-09-30 Air-fuel ratio control device
JP61233581A JPH0617894B2 (en) 1986-09-30 1986-09-30 Air-fuel ratio controller

Publications (1)

Publication Number Publication Date
DE3762648D1 true DE3762648D1 (en) 1990-06-13

Family

ID=27332016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787308674T Expired - Fee Related DE3762648D1 (en) 1986-09-30 1987-09-30 AIR FUEL RATIO CONTROL SYSTEM FOR COMBUSTION ENGINES.

Country Status (2)

Country Link
EP (1) EP0262956B1 (en)
DE (1) DE3762648D1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3275676B2 (en) * 1995-12-14 2002-04-15 トヨタ自動車株式会社 Air-fuel ratio sensor heater control device
JP2005207924A (en) 2004-01-23 2005-08-04 Toyota Motor Corp Controller for exhaust gas sensor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346084A (en) * 1976-10-08 1978-04-25 Nissan Motor Oxygen sensor
US4600993A (en) * 1983-05-27 1986-07-15 Allied Corporation Measuring barometric pressure with a manifold pressure sensor in a microprocessor based engine control system

Also Published As

Publication number Publication date
EP0262956A1 (en) 1988-04-06
EP0262956B1 (en) 1990-05-09

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Legal Events

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