JPS5372928A - Diesel engine exhaust reflux device - Google Patents

Diesel engine exhaust reflux device

Info

Publication number
JPS5372928A
JPS5372928A JP14920876A JP14920876A JPS5372928A JP S5372928 A JPS5372928 A JP S5372928A JP 14920876 A JP14920876 A JP 14920876A JP 14920876 A JP14920876 A JP 14920876A JP S5372928 A JPS5372928 A JP S5372928A
Authority
JP
Japan
Prior art keywords
diesel engine
engine exhaust
reflux device
recirculating
exhaust reflux
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
JP14920876A
Other languages
Japanese (ja)
Inventor
Akiyasu Kuwabara
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 JP14920876A priority Critical patent/JPS5372928A/en
Publication of JPS5372928A publication Critical patent/JPS5372928A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/39—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with two or more EGR valves disposed in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/64—Systems for actuating EGR valves the EGR valve being operated together with an intake air throttle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • F02D2009/0201—Arrangements; Control features; Details thereof
    • F02D2009/0276—Throttle and EGR-valve operated together

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)

Abstract

PURPOSE: To decrease the NOx in exhaust gas by adjusting the recirculating exhaust gas flowing volume in the exhaust recirculating channel of a diesel engine so that an intake pipe control valve and an in-recirculating flowing orfice gap adjusting needle may interlock.
COPYRIGHT: (C)1978,JPO&Japio
JP14920876A 1976-12-10 1976-12-10 Diesel engine exhaust reflux device Pending JPS5372928A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14920876A JPS5372928A (en) 1976-12-10 1976-12-10 Diesel engine exhaust reflux device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14920876A JPS5372928A (en) 1976-12-10 1976-12-10 Diesel engine exhaust reflux device

Publications (1)

Publication Number Publication Date
JPS5372928A true JPS5372928A (en) 1978-06-28

Family

ID=15470184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14920876A Pending JPS5372928A (en) 1976-12-10 1976-12-10 Diesel engine exhaust reflux device

Country Status (1)

Country Link
JP (1) JPS5372928A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5587848A (en) * 1978-12-25 1980-07-03 Toyota Motor Corp Air intake-egr controller for diesel engine
JPS5654947A (en) * 1979-10-09 1981-05-15 Toyota Motor Corp Intake and egr controller for diesel engine
JPS63198766A (en) * 1987-02-14 1988-08-17 Nippon Denso Co Ltd Exhaust gas recirculation control device for diesel engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5587848A (en) * 1978-12-25 1980-07-03 Toyota Motor Corp Air intake-egr controller for diesel engine
JPS5654947A (en) * 1979-10-09 1981-05-15 Toyota Motor Corp Intake and egr controller for diesel engine
JPS63198766A (en) * 1987-02-14 1988-08-17 Nippon Denso Co Ltd Exhaust gas recirculation control device for diesel engine

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