FR2704277B1 - Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile. - Google Patents

Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile.

Info

Publication number
FR2704277B1
FR2704277B1 FR9304771A FR9304771A FR2704277B1 FR 2704277 B1 FR2704277 B1 FR 2704277B1 FR 9304771 A FR9304771 A FR 9304771A FR 9304771 A FR9304771 A FR 9304771A FR 2704277 B1 FR2704277 B1 FR 2704277B1
Authority
FR
France
Prior art keywords
motor vehicle
exhaust gases
heat engine
purifying exhaust
purifying
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 - Fee Related
Application number
FR9304771A
Other languages
English (en)
Other versions
FR2704277A1 (fr
Inventor
Ap Ngy Srun
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.)
Valeo Thermique Moteur SA
Original Assignee
Valeo Thermique Moteur 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 Valeo Thermique Moteur SA filed Critical Valeo Thermique Moteur SA
Priority to FR9304771A priority Critical patent/FR2704277B1/fr
Publication of FR2704277A1 publication Critical patent/FR2704277A1/fr
Application granted granted Critical
Publication of FR2704277B1 publication Critical patent/FR2704277B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F01N13/14—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 thermal insulation
    • 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
    • F01N3/24—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
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • 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
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and 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
    • F01N3/24—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
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • 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
    • 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
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (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)
FR9304771A 1993-04-22 1993-04-22 Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile. Expired - Fee Related FR2704277B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9304771A FR2704277B1 (fr) 1993-04-22 1993-04-22 Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9304771A FR2704277B1 (fr) 1993-04-22 1993-04-22 Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile.

Publications (2)

Publication Number Publication Date
FR2704277A1 FR2704277A1 (fr) 1994-10-28
FR2704277B1 true FR2704277B1 (fr) 1995-06-23

Family

ID=9446337

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9304771A Expired - Fee Related FR2704277B1 (fr) 1993-04-22 1993-04-22 Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile.

Country Status (1)

Country Link
FR (1) FR2704277B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2353738B (en) * 1999-06-21 2004-01-14 Branko Richard Babic Catalytic convertors
US8272431B2 (en) 2005-12-27 2012-09-25 Caterpillar Inc. Heat exchanger using graphite foam
US7287522B2 (en) 2005-12-27 2007-10-30 Caterpillar Inc. Engine system having carbon foam exhaust gas heat exchanger
US8069912B2 (en) 2007-09-28 2011-12-06 Caterpillar Inc. Heat exchanger with conduit surrounded by metal foam

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052106A (fr) * 1963-02-07
CH448615A (de) * 1966-05-03 1967-12-15 Veit Theodor Ing Dr Verfahren und Einrichtung zur Nachverbrennung und Reinigung von Abgasen, insbesondere an Brennkraftmaschinen
FR2240047B1 (fr) * 1973-08-06 1977-08-26 Louyot Comptoir Lyon Alemand
DE2815317A1 (de) * 1978-04-08 1979-10-18 Volkswagenwerk Ag Katalytische abgasreinigungsvorrichtung fuer brennkraftmaschinen
US4852640A (en) * 1986-03-28 1989-08-01 Exothermics-Eclipse Inc. Recuperative heat exchanger
AT397217B (de) * 1991-03-07 1994-02-25 Vaillant Gmbh Verfahren zur herstellung einer einen raum umschliessenden wandung sowie nach diesem verfahren hergestellte wandung
FR2679602B1 (fr) * 1991-07-26 1995-03-24 Valeo Thermique Moteur Sa Pot catalytique a support de catalyseurs en feuilles.

Also Published As

Publication number Publication date
FR2704277A1 (fr) 1994-10-28

Similar Documents

Publication Publication Date Title
FR2736393B1 (fr) Moteur a combustion interne, notamment moteur a combustion interne pour un vehicule automobile, comprenant un systeme de recirculation des gaz d'echappement
FR2770582B1 (fr) Ligne d'echappement et de recirculation des gaz pour moteur de vehicule automobile
ITRM930269A0 (it) Dispositivo per il tarttamento catalitico di gas di scarico di motori a combustione interna, in particolare motori diesel di autoveicoli perla riduzione selettiva catalitica degli ossidi di azoto.
DE59506256D1 (de) Wärmetauscher zum Kühlen von Abgas eines Kraftfahrzeugmotors
DE69831468D1 (de) System zur Steuerung eines Hybridfahrzeugs beim Anlassen des Brennkraftmotors
GB9715331D0 (en) Idle speed control system for automotive internal combustion engine
FR2786223B1 (fr) Moteur a combustion, en particulier moteur a combustion pour vehicules automobiles, equipe d'un recyclage des gaz d'echappement
FR2697370B1 (fr) Contacteur pour démarreur de moteur à combustion interne de véhicules automobiles.
ES2102070T3 (es) Sistema regenerable de filtro de gases de escape para motor diesel.
DE69305446T2 (de) Kühlanlage für Kraftwagenbrennkraftmaschine
FR2717224B1 (fr) Collecteur d'échappement pour moteur de véhicules automobiles.
FR2796987B1 (fr) Dispositif de regulation du refroidissement d'un moteur thermique de vehicule automobile
FR2833653B1 (fr) Systeme de recyclage des gaz d'echappement pour moteur diesel de vehicule automobile
FR2699605B1 (fr) Démarreur pour moteur thermique de véhicule automobile.
FR2699962B1 (fr) Module de refroidissement d'un moteur à combustion interne de véhicules automobiles.
FR2703105B1 (fr) Dispositif de purification catalytique des gaz d'echappement d'un moteur, notamment de vehicule automobile.
FR2704277B1 (fr) Dispositf d'epuration des gaz d'echappement d'un moteur thermique, notamment pour vehicule automobile.
FR2693231B1 (fr) Dispositif de refroidissement pour moteur de véhicule automobile.
FR2686375B1 (fr) Ligne d'echappement des gaz de sortie d'un moteur notamment de vehicule automobile.
EP0585577A3 (fr) Système d'échappement muni d'un catalyseur pour un moteur à combustion interne d'un véhicule automobile.
FR2827908B1 (fr) Systeme de purification des gaz d'echappement d'un moteur thermique a deux temps, notamment pour vehicule a deux roues
FR2808304B1 (fr) Dispositif de refroidissement a l'arret d'un moteur thermique de vehicule automobile
FR2774635B1 (fr) Dispositif de refroidissement du carburant d'un moteur de vehicule automobile
FR2703104B1 (fr) Dispositif de purification catalytique des gaz d'echappement d'un moteur, notamment de vehicule automobile.
FR2615245B1 (fr) Silencieux avec canaux a ecoulement inverse pour les gaz d'echappement d'un vehicule automobile

Legal Events

Date Code Title Description
ST Notification of lapse