JPS6088813A - エンジンの排気浄化装置 - Google Patents

エンジンの排気浄化装置

Info

Publication number
JPS6088813A
JPS6088813A JP58197166A JP19716683A JPS6088813A JP S6088813 A JPS6088813 A JP S6088813A JP 58197166 A JP58197166 A JP 58197166A JP 19716683 A JP19716683 A JP 19716683A JP S6088813 A JPS6088813 A JP S6088813A
Authority
JP
Japan
Prior art keywords
air
secondary air
engine
catalyst
fuel ratio
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.)
Granted
Application number
JP58197166A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0472975B2 (mo
Inventor
Masayuki Kawachi
河内　正行
Masanori Shibata
柴田　雅典
Mitsuo Miyazaki
宮崎　光男
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.)
Mazda Motor Corp
Original Assignee
Mazda Motor 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
Application filed by Mazda Motor Corp filed Critical Mazda Motor Corp
Priority to JP58197166A priority Critical patent/JPS6088813A/ja
Publication of JPS6088813A publication Critical patent/JPS6088813A/ja
Publication of JPH0472975B2 publication Critical patent/JPH0472975B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25428—Field device
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Exhaust Gas After Treatment (AREA)
JP58197166A 1983-10-20 1983-10-20 エンジンの排気浄化装置 Granted JPS6088813A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58197166A JPS6088813A (ja) 1983-10-20 1983-10-20 エンジンの排気浄化装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58197166A JPS6088813A (ja) 1983-10-20 1983-10-20 エンジンの排気浄化装置

Publications (2)

Publication Number Publication Date
JPS6088813A true JPS6088813A (ja) 1985-05-18
JPH0472975B2 JPH0472975B2 (mo) 1992-11-19

Family

ID=16369877

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58197166A Granted JPS6088813A (ja) 1983-10-20 1983-10-20 エンジンの排気浄化装置

Country Status (1)

Country Link
JP (1) JPS6088813A (mo)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63223354A (ja) * 1987-03-13 1988-09-16 Hitachi Ltd エンジン制御装置
JPH02173337A (ja) * 1988-12-10 1990-07-04 Daimler Benz Ag 内燃機関における燃空比の調整方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63223354A (ja) * 1987-03-13 1988-09-16 Hitachi Ltd エンジン制御装置
JPH02173337A (ja) * 1988-12-10 1990-07-04 Daimler Benz Ag 内燃機関における燃空比の調整方法

Also Published As

Publication number Publication date
JPH0472975B2 (mo) 1992-11-19

Similar Documents

Publication Publication Date Title
JPH1082315A (ja) 内燃機関の排気浄化装置
US8033097B2 (en) Exhaust control device for an internal combustion engine
JPS61237850A (ja) 内燃機関の空燃比制御装置
JPS61132745A (ja) 内燃機関の空燃比制御方法
JPH07113336B2 (ja) 内燃機関の空燃比制御装置
JP3800633B2 (ja) エンジンの排気ガス浄化装置
JPH0472975B2 (mo)
JP3154431B2 (ja) エンジンの排気ガス浄化用触媒の劣化検出方法及びその装置
JP4888368B2 (ja) 内燃機関の制御装置
JPS62126236A (ja) 内燃エンジン用燃料供給装置の空燃比制御方法
JP2569460B2 (ja) 内燃機関の空燃比制御装置
JP3518115B2 (ja) エンジンの空燃比制御装置
JPS62251415A (ja) 内燃機関の排ガス浄化装置
JPS61268838A (ja) 内燃機関の空燃比制御装置
JP3281154B2 (ja) エンジンの空燃比制御装置
JPS63215810A (ja) 内燃機関の空燃比制御装置
JP2807554B2 (ja) 内燃機関の空燃比制御方法
JPH1018836A (ja) 内燃機関の２次空気供給装置
WO2025163844A1 (ja) 内燃機関の空燃比制御方法および装置
JPH03253744A (ja) 内燃機関の排気浄化装置
JPH0437237Y2 (mo)
JPS63111252A (ja) 内燃機関の空燃比制御装置
JPH0778373B2 (ja) 内燃機関の空燃比制御装置
JPS61232353A (ja) 内燃機関の空燃比制御装置
JPS59162339A (ja) 内燃機関の空燃比制御装置