ES2105306T3 - Conducto de escape para motores de combustion interna de dos tiempos. - Google Patents

Conducto de escape para motores de combustion interna de dos tiempos.

Info

Publication number
ES2105306T3
ES2105306T3 ES93918739T ES93918739T ES2105306T3 ES 2105306 T3 ES2105306 T3 ES 2105306T3 ES 93918739 T ES93918739 T ES 93918739T ES 93918739 T ES93918739 T ES 93918739T ES 2105306 T3 ES2105306 T3 ES 2105306T3
Authority
ES
Spain
Prior art keywords
internal combustion
combustion engines
stroke
exhaust duct
catalyst
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.)
Expired - Lifetime
Application number
ES93918739T
Other languages
English (en)
Inventor
Pierre Duret
Gaetan Monnier
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Application granted granted Critical
Publication of ES2105306T3 publication Critical patent/ES2105306T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N3/20—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 specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2046—Periodically cooling catalytic reactors
    • 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
    • F01N3/20—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 specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • 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
    • F01N3/20—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 specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • F01N3/2889—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices with heat exchangers in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/243—Cylinder heads and inlet or exhaust manifolds integrally cast together
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4264—Shape or arrangement of intake or exhaust channels in cylinder heads of exhaust channels
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/02—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a heat exchanger
    • 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
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/02—Exhaust treating devices having provisions not otherwise provided for for cooling the device
    • F01N2260/024—Exhaust treating devices having provisions not otherwise provided for for cooling the device using a liquid
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications
    • F01N2590/021—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications for outboard engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • F02B61/045—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers for marine engines
    • 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
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

LINEA DE ESCAPE PARA MOTORES DE COMBUSTION INTERNA DE DOS TIEMPOS QUE COMPORTA AL MENOS UN CATALIZADOR (6) COLOCADO EN LA PROXIMIDAD DE AL MENOS UN CILINDRO (1). SEGUN LA INVENCION, LA LINEA DE ESCAPE COMPORTA ADEMAS AL MENOS UN MEDIO (9) COLOCADO EN LA PROXIMIDAD DE LA LUMBRERA DE ESCAPE DE UNO AL MENOS DE DICHOS CILINDROS (1) Y DESTINADO A SEPARAR LA LINEA DE ESCAPE EN DOS BRAZOS, UNO (4) QUE ENCIERRA DICHO CATALIZADOR (6) Y EL OTRO (5) NO COMPORTA CATALIZADOR, Y AL MENOS UN PRIMER MEDIO (7, 7'' 7") DESTINADO A OBTURAR SELECTIVAMENTE EL UNO Y/O EL OTRO DE DICHOS BRAZOS (4, 5) EN FUNCION DE AL MENOS UN PARAMETRO DE FUNCIONAMIENTO DEL MOTOR.
ES93918739T 1992-03-10 1993-03-10 Conducto de escape para motores de combustion interna de dos tiempos. Expired - Lifetime ES2105306T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9202936A FR2688540B1 (fr) 1992-03-10 1992-03-10 Ligne d'echappement avec catalyseur pour moteurs a combustion interne a deux temps et procede de traitement de gaz d'echappement comportant une telle ligne.

Publications (1)

Publication Number Publication Date
ES2105306T3 true ES2105306T3 (es) 1997-10-16

Family

ID=9427601

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93918739T Expired - Lifetime ES2105306T3 (es) 1992-03-10 1993-03-10 Conducto de escape para motores de combustion interna de dos tiempos.

Country Status (5)

Country Link
US (1) US5433073A (es)
EP (1) EP0584350B1 (es)
ES (1) ES2105306T3 (es)
FR (1) FR2688540B1 (es)
WO (1) WO1993018285A1 (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2707343B1 (fr) * 1993-07-06 1995-08-25 Renault Moteur à combustion interne à cycle deux temps.
US5630571A (en) * 1995-10-16 1997-05-20 General Motors Corporation Exhaust flow control valve
US5829249A (en) * 1996-01-19 1998-11-03 Outboard Marine Corporation Internal combustion engine with exhaust passage and reactor having a common wall
DE19834822A1 (de) * 1998-08-01 2000-02-03 Stihl Maschf Andreas Abgasschalldämpfer mit einem Katalysator
US6511355B1 (en) * 2000-08-31 2003-01-28 Bombardier Motor Corporation Of America Catalyst exhaust system
US6550718B2 (en) * 2001-07-13 2003-04-22 Toyota Jidosha Kabushiki Kaisha Aircraft engine
US20050203428A1 (en) * 2004-03-15 2005-09-15 Impedance Vascular Imaging Products, Llc Device and method for determining coronary blood flow
US20050203429A1 (en) * 2004-03-15 2005-09-15 Impedance Vascular Imaging Products, Llc Device and method for measuring cardiac function
US20050203427A1 (en) * 2004-03-15 2005-09-15 Impedance Vascular Imaging Products, Llc Stenosis detection device
JP4282550B2 (ja) * 2004-05-28 2009-06-24 ヤマハ発動機株式会社 水ジェット推進艇の排気制御装置
US7509800B2 (en) 2004-06-08 2009-03-31 Nissan Motor Co., Ltd. Exhaust system of multi-cylinder internal combustion engine
EP1605145B1 (en) * 2004-06-08 2011-08-24 Nissan Motor Company Limited Exhaust system of multi-cylinder internal combustion engine
JP4400320B2 (ja) * 2004-06-08 2010-01-20 日産自動車株式会社 多気筒内燃機関の排気装置
US7137381B1 (en) 2005-04-13 2006-11-21 Ricardo, Inc. Indirect variable valve actuation for an internal combustion engine
FR2941012B1 (fr) * 2009-01-09 2015-04-10 Peugeot Citroen Automobiles Sa Dispositif de refroidissement de collecteur d'echappement integre a la culasse d'un moteur de vehicule
EP2527611B1 (de) * 2011-05-26 2016-11-09 Wärtsilä Schweiz AG Vorrichtung und Verfahren zur Abgasnachbehandlung
FI125443B (fi) * 2011-08-29 2015-10-15 Wärtsilä Finland Oy Järjestely mäntäpolttomoottorin pakokaasujen käsittelemiseksi ja mäntäpolttomoottori
JP5881789B2 (ja) * 2014-08-29 2016-03-09 ヤマハ発動機株式会社 船外機及び船外機の製造方法
JP2020106006A (ja) * 2018-12-28 2020-07-09 本田技研工業株式会社 排気浄化構造及び船外機
JP2021080872A (ja) * 2019-11-19 2021-05-27 川崎重工業株式会社 触媒ユニットおよびこれを備えたエンジンの排気構造

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US3963447A (en) * 1971-07-20 1976-06-15 Nissan Motor Co., Ltd. Catalytic reactor for exhaust gases
US3972184A (en) * 1972-04-20 1976-08-03 Ethyl Corporation Catalytic treatment of exhaust gas responsive to engine temperature
US3788284A (en) * 1972-05-22 1974-01-29 C Gardner Feedback modulation of exhaust gases in internal combustion engines
DE2345383A1 (de) * 1973-09-08 1975-03-20 Daimler Benz Ag Verbrennungsmotor mit nachverbrennungseinrichtung
DE2360581A1 (de) * 1973-12-05 1975-06-19 Porsche Ag Vorrichtung zum katalytischen nachverbrennen von abgasen im abgassystem einer brennkraftmaschine
DE2432285A1 (de) * 1974-07-05 1976-01-22 Eberspaecher J Abgaskatalysator
DE2731098A1 (de) * 1977-07-09 1979-01-25 Audi Nsu Auto Union Ag Brennkraftmaschine mit einer nachverbrennungseinrichtung
JPS57186051A (en) * 1981-05-13 1982-11-16 Nissan Motor Co Ltd Alcohol quality improved gas engine
JPH0665847B2 (ja) * 1985-06-08 1994-08-24 三信工業株式会社 船舶推進機の排気浄化装置
JPH0759896B2 (ja) * 1986-07-29 1995-06-28 三信工業株式会社 船舶推進機の排気浄化装置
JPH0830406B2 (ja) * 1986-10-13 1996-03-27 三信工業株式会社 船舶推進機の排気浄化装置
DE3903879A1 (de) * 1989-02-10 1990-08-16 Messer Griesheim Gmbh Heizung fuer einen, aus einem metallischen monolith und einem elektrisch leitenden gehaeuse bestehenden katalysator
US4969330A (en) * 1989-06-21 1990-11-13 General Motors Corporation Two cycle engine catalytic emission control
DE3930380A1 (de) * 1989-09-12 1991-03-21 Porsche Ag Abgasanlage eines mehrzylinder-verbrennungsmotors
JP2984027B2 (ja) * 1990-05-22 1999-11-29 三信工業株式会社 船舶推進機の排気浄化装置
US5070694A (en) * 1990-10-31 1991-12-10 W. R. Grace & Co. -Conn. Structure for electrically heatable catalytic core
JP2901097B2 (ja) * 1991-02-13 1999-06-02 三信工業株式会社 船外機の排気浄化装置
US5203167A (en) * 1991-10-25 1993-04-20 Outboard Marine Corporation Marine propulsion device internal combustion engine and method for making the same
DE4205496C1 (es) * 1992-02-22 1993-01-28 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De

Also Published As

Publication number Publication date
US5433073A (en) 1995-07-18
EP0584350A1 (fr) 1994-03-02
FR2688540A1 (fr) 1993-09-17
WO1993018285A1 (fr) 1993-09-16
EP0584350B1 (fr) 1997-06-11
FR2688540B1 (fr) 1995-07-21

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