FR2450946A1 - Dispositif d'epuration des gaz d'echappement d'un moteur a explosions - Google Patents

Dispositif d'epuration des gaz d'echappement d'un moteur a explosions

Info

Publication number
FR2450946A1
FR2450946A1 FR7905934A FR7905934A FR2450946A1 FR 2450946 A1 FR2450946 A1 FR 2450946A1 FR 7905934 A FR7905934 A FR 7905934A FR 7905934 A FR7905934 A FR 7905934A FR 2450946 A1 FR2450946 A1 FR 2450946A1
Authority
FR
France
Prior art keywords
injector
composition
analyzer
air
exhaust gases
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
FR7905934A
Other languages
English (en)
French (fr)
Other versions
FR2450946B1 (OSRAM
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.)
Automobiles Peugeot SA
Original Assignee
Automobiles Peugeot SA
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 Automobiles Peugeot SA filed Critical Automobiles Peugeot SA
Priority to FR7905934A priority Critical patent/FR2450946A1/fr
Priority to US06/127,067 priority patent/US4321792A/en
Publication of FR2450946A1 publication Critical patent/FR2450946A1/fr
Application granted granted Critical
Publication of FR2450946B1 publication Critical patent/FR2450946B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
    • F02D41/1441—Plural sensors
    • 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
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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

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)
FR7905934A 1979-03-08 1979-03-08 Dispositif d'epuration des gaz d'echappement d'un moteur a explosions Granted FR2450946A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7905934A FR2450946A1 (fr) 1979-03-08 1979-03-08 Dispositif d'epuration des gaz d'echappement d'un moteur a explosions
US06/127,067 US4321792A (en) 1979-03-08 1980-03-04 Device for purifying the exhaust gases of an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905934A FR2450946A1 (fr) 1979-03-08 1979-03-08 Dispositif d'epuration des gaz d'echappement d'un moteur a explosions

Publications (2)

Publication Number Publication Date
FR2450946A1 true FR2450946A1 (fr) 1980-10-03
FR2450946B1 FR2450946B1 (OSRAM) 1983-02-25

Family

ID=9222889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7905934A Granted FR2450946A1 (fr) 1979-03-08 1979-03-08 Dispositif d'epuration des gaz d'echappement d'un moteur a explosions

Country Status (2)

Country Link
US (1) US4321792A (OSRAM)
FR (1) FR2450946A1 (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271223A (en) * 1992-01-22 1993-12-21 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying device of an engine
DE4320880A1 (de) * 1992-06-23 1994-01-05 Mitsubishi Electric Corp Steuervorrichtung zur Einführung von Luft in eine Abgasleitung einer Brennkraftmaschine
EP0622530A1 (en) * 1993-03-26 1994-11-02 Ngk Insulators, Ltd. Exhaust gas purifying apparatus

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410872A (en) * 1993-10-04 1995-05-02 Ford Motor Company Automotive engine having catalytic exhaust aftertreatment device and secondary air injection control system for minimum catalyst light-off time
US5375414A (en) * 1993-10-04 1994-12-27 Ford Motor Company Automotive engine exhaust aftertreatment system including hydrocarbon adsorber with internal engine purge flow control
US5355672A (en) * 1993-10-04 1994-10-18 Ford Motor Company Automotive engine exhaust aftertreatment system including hydrocarbon adsorber with sample processing oxygen sensor regeneration control
US5373696A (en) * 1993-10-04 1994-12-20 Ford Motor Company Automotive engine with exhaust hydrocarbon adsorber having oxygen sensor regeneration control
JP3427581B2 (ja) * 1994-09-13 2003-07-22 トヨタ自動車株式会社 内燃機関の排気浄化装置
US6345496B1 (en) 1995-11-09 2002-02-12 Toyota Jidosha Kabushiki Kaisha Method and device for purifying exhaust gas of an engine
US6133185A (en) * 1995-11-09 2000-10-17 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying catalyst
CN1229568C (zh) * 1995-11-17 2005-11-30 丰田自动车株式会社 净化内燃机排气的方法和装置
JP3454334B2 (ja) * 1996-06-18 2003-10-06 トヨタ自動車株式会社 排気浄化方法及びその装置
KR20210113660A (ko) * 2019-01-15 2021-09-16 바스프 코포레이션 공기 분사부가 구비된 배기 가스 정제 시스템
US11629625B1 (en) * 2022-07-05 2023-04-18 GM Global Technology Operatons LLC Systems and methods of engine exhaust air injection before and after catalytic converters

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2329539A1 (de) * 1973-06-09 1975-01-02 Bosch Gmbh Robert Verfahren zum entgiften der abgase
DE2401417A1 (de) * 1974-01-12 1975-07-17 Bosch Gmbh Robert Verfahren zur entgiftung der abgase einer brennkraftmaschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024706A (en) * 1976-01-07 1977-05-24 Ford Motor Company Method of improving the operational capacity of three-way catalysts
JPS52139820A (en) * 1976-05-18 1977-11-22 Toyota Motor Corp Exhaust gas purifier for internal combustion engine
US4191013A (en) * 1976-06-02 1980-03-04 Nippon Soken, Inc. Device for purifying exhaust gases from internal combustion engine
JPS53125523A (en) * 1977-04-08 1978-11-01 Nippon Soken Inc Exhaust gas purifying equipment of internal combustion engine
JPS5431819A (en) * 1977-08-17 1979-03-08 Toyota Motor Corp Secondary air supply control equipment of internal combustion engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2329539A1 (de) * 1973-06-09 1975-01-02 Bosch Gmbh Robert Verfahren zum entgiften der abgase
DE2401417A1 (de) * 1974-01-12 1975-07-17 Bosch Gmbh Robert Verfahren zur entgiftung der abgase einer brennkraftmaschine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271223A (en) * 1992-01-22 1993-12-21 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying device of an engine
DE4320880A1 (de) * 1992-06-23 1994-01-05 Mitsubishi Electric Corp Steuervorrichtung zur Einführung von Luft in eine Abgasleitung einer Brennkraftmaschine
US5493858A (en) * 1992-06-23 1996-02-27 Mitsubishi Denki Kabushiki Kaisha Controlling apparatus for introduction air into exhaust pipe of internal combustion engine
US5566547A (en) * 1992-06-23 1996-10-22 Mitsubishi Denki Kabushiki Kaisha Controlling apparatus for introducing air into an exhaust pipe of an internal combustion engine
US5724810A (en) * 1992-06-23 1998-03-10 Mitsubishi Denki Kabushiki Kaisha Controlling apparatus for introduction air into an exhaust pipe of an internal combustion engine
EP0622530A1 (en) * 1993-03-26 1994-11-02 Ngk Insulators, Ltd. Exhaust gas purifying apparatus
US5455012A (en) * 1993-03-26 1995-10-03 Ngk Insulators, Ltd. Exhaust gas purifying apparatus

Also Published As

Publication number Publication date
US4321792A (en) 1982-03-30
FR2450946B1 (OSRAM) 1983-02-25

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Legal Events

Date Code Title Description
CA Change of address
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse