JPS5420227A - Air-fuel ratio closed loop control device - Google Patents

Air-fuel ratio closed loop control device

Info

Publication number
JPS5420227A
JPS5420227A JP8411277A JP8411277A JPS5420227A JP S5420227 A JPS5420227 A JP S5420227A JP 8411277 A JP8411277 A JP 8411277A JP 8411277 A JP8411277 A JP 8411277A JP S5420227 A JPS5420227 A JP S5420227A
Authority
JP
Japan
Prior art keywords
fuel ratio
air
control device
closed loop
loop control
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
JP8411277A
Other languages
Japanese (ja)
Inventor
Takashige Ooyama
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 JP8411277A priority Critical patent/JPS5420227A/en
Publication of JPS5420227A publication Critical patent/JPS5420227A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

PURPOSE: To eliminate the variation of an exhaust sensor, the suction flow lag, the unevenness of air-fuel ratio, and other fluctuations by inputting signals from an exhaust sensor and the like into a closed loop control device for obtaining a proper air-fuel ratio constantly.
COPYRIGHT: (C)1979,JPO&Japio
JP8411277A 1977-07-15 1977-07-15 Air-fuel ratio closed loop control device Pending JPS5420227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8411277A JPS5420227A (en) 1977-07-15 1977-07-15 Air-fuel ratio closed loop control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8411277A JPS5420227A (en) 1977-07-15 1977-07-15 Air-fuel ratio closed loop control device

Publications (1)

Publication Number Publication Date
JPS5420227A true JPS5420227A (en) 1979-02-15

Family

ID=13821433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8411277A Pending JPS5420227A (en) 1977-07-15 1977-07-15 Air-fuel ratio closed loop control device

Country Status (1)

Country Link
JP (1) JPS5420227A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55119332U (en) * 1979-02-16 1980-08-23
JPS55134731A (en) * 1979-04-05 1980-10-20 Nippon Denso Co Ltd Controlling method of air-fuel ratio
JPS562437A (en) * 1979-06-19 1981-01-12 Nippon Denso Co Ltd Air-fuel ratio controller
JPS5623535A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Air-fuel ratio controller
JPS5644434A (en) * 1979-09-19 1981-04-23 Nippon Denso Co Ltd Control of air-fuel ratio
JPS5654936A (en) * 1979-10-10 1981-05-15 Nippon Denso Co Ltd Control method for air-fuel ratio
JPS56165744A (en) * 1980-04-21 1981-12-19 Gen Motors Corp Flexible air/fuel mixing ratio controller for internal combustion engine
JPS56165745A (en) * 1980-04-21 1981-12-19 Gen Motors Corp Flexible closed-loop air/fuel mixing ratio controller
JPS57119138A (en) * 1981-01-14 1982-07-24 Nissan Motor Co Ltd Air fuel ratio controller
JPS589945U (en) * 1981-07-13 1983-01-22 日産自動車株式会社 Air-fuel ratio control device for internal combustion engines
JPS62255552A (en) * 1986-04-28 1987-11-07 Honda Motor Co Ltd Air-fuel ratio feedback control method for internal combustion engine
JPH01141048A (en) * 1987-11-27 1989-06-02 Keiwa Shoko Kk Production of process paper for producing plastic foam

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55119332U (en) * 1979-02-16 1980-08-23
JPS55134731A (en) * 1979-04-05 1980-10-20 Nippon Denso Co Ltd Controlling method of air-fuel ratio
JPS562437A (en) * 1979-06-19 1981-01-12 Nippon Denso Co Ltd Air-fuel ratio controller
JPS5623535A (en) * 1979-08-02 1981-03-05 Fuji Heavy Ind Ltd Air-fuel ratio controller
JPS5644434A (en) * 1979-09-19 1981-04-23 Nippon Denso Co Ltd Control of air-fuel ratio
JPS5654936A (en) * 1979-10-10 1981-05-15 Nippon Denso Co Ltd Control method for air-fuel ratio
JPS56165744A (en) * 1980-04-21 1981-12-19 Gen Motors Corp Flexible air/fuel mixing ratio controller for internal combustion engine
JPS56165745A (en) * 1980-04-21 1981-12-19 Gen Motors Corp Flexible closed-loop air/fuel mixing ratio controller
JPS57119138A (en) * 1981-01-14 1982-07-24 Nissan Motor Co Ltd Air fuel ratio controller
JPS589945U (en) * 1981-07-13 1983-01-22 日産自動車株式会社 Air-fuel ratio control device for internal combustion engines
JPS62255552A (en) * 1986-04-28 1987-11-07 Honda Motor Co Ltd Air-fuel ratio feedback control method for internal combustion engine
JPH01141048A (en) * 1987-11-27 1989-06-02 Keiwa Shoko Kk Production of process paper for producing plastic foam

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