JPS52153031A - Air-fuel ratio controller by closed loop - Google Patents

Air-fuel ratio controller by closed loop

Info

Publication number
JPS52153031A
JPS52153031A JP6976976A JP6976976A JPS52153031A JP S52153031 A JPS52153031 A JP S52153031A JP 6976976 A JP6976976 A JP 6976976A JP 6976976 A JP6976976 A JP 6976976A JP S52153031 A JPS52153031 A JP S52153031A
Authority
JP
Japan
Prior art keywords
fuel ratio
air
closed loop
ratio controller
changing
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
JP6976976A
Other languages
Japanese (ja)
Inventor
Torazo Nishinomiya
Mamoru Fujieda
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 JP6976976A priority Critical patent/JPS52153031A/en
Publication of JPS52153031A publication Critical patent/JPS52153031A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

PURPOSE: To control an air-fuel ratio in an extremely wide range around the theoretical air-fuel ratio by changing an integral time constant of controlling circuit by output of detecting controller installed for detection of change of suction pipe depression.
COPYRIGHT: (C)1977,JPO&Japio
JP6976976A 1976-06-16 1976-06-16 Air-fuel ratio controller by closed loop Pending JPS52153031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6976976A JPS52153031A (en) 1976-06-16 1976-06-16 Air-fuel ratio controller by closed loop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6976976A JPS52153031A (en) 1976-06-16 1976-06-16 Air-fuel ratio controller by closed loop

Publications (1)

Publication Number Publication Date
JPS52153031A true JPS52153031A (en) 1977-12-19

Family

ID=13412325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6976976A Pending JPS52153031A (en) 1976-06-16 1976-06-16 Air-fuel ratio controller by closed loop

Country Status (1)

Country Link
JP (1) JPS52153031A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56130456U (en) * 1980-03-06 1981-10-03
JPH03275954A (en) * 1990-03-26 1991-12-06 Japan Electron Control Syst Co Ltd Control device for air-fuel ratio of internal combustion engine using fuel of different kind

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56130456U (en) * 1980-03-06 1981-10-03
JPS6330280Y2 (en) * 1980-03-06 1988-08-15
JPH03275954A (en) * 1990-03-26 1991-12-06 Japan Electron Control Syst Co Ltd Control device for air-fuel ratio of internal combustion engine using fuel of different kind

Similar Documents

Publication Publication Date Title
JPS538431A (en) Air-to-fuel ratio control means for engine
JPS5382927A (en) Air-fuel ratio controlling apparatus
JPS5325728A (en) Exhaust gas re-circulation control system
JPS5311234A (en) Air fuel ratio controlling apparatus
JPS52154929A (en) Air-fuel ratio feedback system mixed gas control apparatus
JPS5297025A (en) Air fuel ration controller
JPS5340123A (en) Fuel-air ratio controller
JPS5297031A (en) Air fuel ration controller
JPS5420227A (en) Air-fuel ratio closed loop control device
JPS5297028A (en) Air fuel ratio controller
JPS53323A (en) Exhaust circulation control system
JPS52114821A (en) Air fuel ratio controller
JPS5381827A (en) Air fuel ratio controller
JPS5297029A (en) Air fuel ratio controller
JPS52153031A (en) Air-fuel ratio controller by closed loop
JPS52134984A (en) Positioning controller
JPS5237692A (en) Flow controller
JPS5254A (en) Temperature control device
JPS5357737A (en) Magnetic control circuit
JPS538423A (en) Flow rate measuring means
JPS5241732A (en) Air-fuel ratio control device
JPS5344737A (en) Variable stage type carburetor
JPS538429A (en) Air-fuel ratio feed-back control means
JPS5390582A (en) Flow controller
JPS52101087A (en) Automatic controller for electric dynamometer