JPS53126422A - Exhaust gas purifying system in multi-cylinder internal combustion engine - Google Patents

Exhaust gas purifying system in multi-cylinder internal combustion engine

Info

Publication number
JPS53126422A
JPS53126422A JP4123577A JP4123577A JPS53126422A JP S53126422 A JPS53126422 A JP S53126422A JP 4123577 A JP4123577 A JP 4123577A JP 4123577 A JP4123577 A JP 4123577A JP S53126422 A JPS53126422 A JP S53126422A
Authority
JP
Japan
Prior art keywords
exhaust gas
combustion engine
internal combustion
gas purifying
cylinder internal
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
JP4123577A
Other languages
English (en)
Japanese (ja)
Inventor
Takamichi Nakase
Tadashi Hattori
Junichiro Naito
Kenji Kondo
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.)
Soken Inc
Original Assignee
Nippon Soken Inc
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 Nippon Soken Inc filed Critical Nippon Soken Inc
Priority to JP4123577A priority Critical patent/JPS53126422A/ja
Priority to US05/894,432 priority patent/US4240254A/en
Priority to DE19782815456 priority patent/DE2815456A1/de
Publication of JPS53126422A publication Critical patent/JPS53126422A/ja
Pending 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/011—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
JP4123577A 1976-12-26 1977-04-11 Exhaust gas purifying system in multi-cylinder internal combustion engine Pending JPS53126422A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP4123577A JPS53126422A (en) 1977-04-11 1977-04-11 Exhaust gas purifying system in multi-cylinder internal combustion engine
US05/894,432 US4240254A (en) 1976-12-26 1978-04-07 Exhaust gas purifying apparatus for multicylinder internal combustion engines
DE19782815456 DE2815456A1 (de) 1977-04-11 1978-04-10 Abgasreinigungsvorrichtung fuer mehrzylinder-brennkraftmaschinen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4123577A JPS53126422A (en) 1977-04-11 1977-04-11 Exhaust gas purifying system in multi-cylinder internal combustion engine

Publications (1)

Publication Number Publication Date
JPS53126422A true JPS53126422A (en) 1978-11-04

Family

ID=12602745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4123577A Pending JPS53126422A (en) 1976-12-26 1977-04-11 Exhaust gas purifying system in multi-cylinder internal combustion engine

Country Status (2)

Country Link
JP (1) JPS53126422A (de)
DE (1) DE2815456A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736844A1 (de) * 1987-10-30 1989-05-11 Bayerische Motoren Werke Ag Verfahren zur beeinflussung der temperatur von abgasen und abgasanlage zur durchfuehrung des verfahrens
JP2830464B2 (ja) * 1989-12-06 1998-12-02 トヨタ自動車株式会社 内燃機関の排気浄化装置
CA2031560C (en) * 1989-12-06 1995-07-18 Shinichi Takeshima Exhaust gas purification system for an internal combustion engine
DE4431134C2 (de) * 1994-09-01 1997-03-06 Himmelsbach Johann Vorrichtung zur Verbesserung der Temperaturbeständigkeit von Katalysatoren für Verbrennungskraftmaschinen
JP4986838B2 (ja) 2007-12-27 2012-07-25 ヤマハ発動機株式会社 ２次空気供給システムおよび車両

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441381A (en) * 1965-06-22 1969-04-29 Engelhard Ind Inc Apparatus for purifying exhaust gases of an internal combustion engine
GB1244808A (en) * 1968-07-10 1971-09-02 Nissan Motor Internal combustion engine exhaust gas oxidizing system
JPS5812453B2 (ja) * 1975-07-22 1983-03-08 日産自動車株式会社 ニジクウキキユウニユウソウチ
CA1071845A (en) * 1975-08-25 1980-02-19 Ford Motor Company Of Canada Method of momentarily extending the operative range of an equilibrium type catalyst

Also Published As

Publication number Publication date
DE2815456C2 (de) 1987-07-23
DE2815456A1 (de) 1978-10-26

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