FR2755727B1 - Pot catalytique avec protection du catalyseur contre les hautes temperatures - Google Patents

Pot catalytique avec protection du catalyseur contre les hautes temperatures

Info

Publication number
FR2755727B1
FR2755727B1 FR9613674A FR9613674A FR2755727B1 FR 2755727 B1 FR2755727 B1 FR 2755727B1 FR 9613674 A FR9613674 A FR 9613674A FR 9613674 A FR9613674 A FR 9613674A FR 2755727 B1 FR2755727 B1 FR 2755727B1
Authority
FR
France
Prior art keywords
catalyst
protection
high temperatures
against high
container
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
FR9613674A
Other languages
English (en)
Other versions
FR2755727A1 (fr
Inventor
Ngy Srun Ap
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 FR9613674A priority Critical patent/FR2755727B1/fr
Publication of FR2755727A1 publication Critical patent/FR2755727A1/fr
Application granted granted Critical
Publication of FR2755727B1 publication Critical patent/FR2755727B1/fr
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
    • F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
    • F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
    • 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
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other 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
    • Y02T10/12—Improving ICE efficiencies

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)
  • Exhaust Gas After Treatment (AREA)
FR9613674A 1996-11-08 1996-11-08 Pot catalytique avec protection du catalyseur contre les hautes temperatures Expired - Lifetime FR2755727B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9613674A FR2755727B1 (fr) 1996-11-08 1996-11-08 Pot catalytique avec protection du catalyseur contre les hautes temperatures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9613674A FR2755727B1 (fr) 1996-11-08 1996-11-08 Pot catalytique avec protection du catalyseur contre les hautes temperatures

Publications (2)

Publication Number Publication Date
FR2755727A1 FR2755727A1 (fr) 1998-05-15
FR2755727B1 true FR2755727B1 (fr) 1999-01-15

Family

ID=9497468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9613674A Expired - Lifetime FR2755727B1 (fr) 1996-11-08 1996-11-08 Pot catalytique avec protection du catalyseur contre les hautes temperatures

Country Status (1)

Country Link
FR (1) FR2755727B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2337710B (en) * 1998-05-15 2002-11-13 Arvin Ind Inc Exhaust system
DE10012432A1 (de) * 2000-03-15 2001-09-20 Volkswagen Ag Abgasreinigungsanlage einer Verbrennungskraftmaschine mit einer Abgaskühlung und Verfahren zum Betrieb der Abgasreinigungsanlage
DE10043621A1 (de) * 2000-09-05 2002-03-14 Daimler Chrysler Ag Abgasreinigungsanlage einer Brennkraftmaschine mit einer Kühleinheit
FR2859238B1 (fr) * 2003-08-29 2006-01-20 Valeo Thermique Moteur Sa Dispositif de regulation thermique de gaz d'echappement
FR2859239B1 (fr) * 2003-08-29 2006-01-20 Valeo Thermique Moteur Sa Dispositif de regulation thermique de gaz d'echappement
FR2863655A1 (fr) * 2003-12-10 2005-06-17 Renault Sas Refroidisseur de gaz d'echappement
EP2381083A1 (fr) * 2010-04-22 2011-10-26 C.R.F. Società Consortile per Azioni Unité pour la récuperation et la conversion d'énergie thermique des gaz d'échappement
US9664087B2 (en) * 2010-07-22 2017-05-30 Wescast Industries, Inc. Exhaust heat recovery system with bypass
CA2769913C (fr) * 2011-03-03 2013-09-24 Toru Hisanaga Dispositif de recuperation de la chaleur de gaz d'echappement
CA2846284A1 (fr) 2011-09-09 2013-03-14 Dana Canada Corporation Dispositif de recuperation des gaz d'echappement a plaques empilees
US9989322B2 (en) 2013-03-01 2018-06-05 Dana Canada Corporation Heat recovery device with improved lightweight flow coupling chamber and insertable valve
EP3318741B1 (fr) * 2016-11-08 2020-04-22 C.R.F. Società Consortile per Azioni Unité de conversion d'énergie thermique
EP3339618A1 (fr) * 2016-12-20 2018-06-27 Borgwarner Emissions Systems Spain, S.L.U. Soupape pour la construction d'une unité de récupération de chaleur compacte

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3050935A (en) * 1961-01-05 1962-08-28 Socony Mobil Oil Co Inc Apparatus for catalytically treating internal combustion engine exhaust gases
JPS6093110A (ja) * 1983-10-26 1985-05-24 Matsushita Electric Ind Co Ltd エンジン排熱回収装置
JPH08109822A (ja) * 1994-10-11 1996-04-30 Mitsubishi Heavy Ind Ltd 内燃機関の脱硝装置

Also Published As

Publication number Publication date
FR2755727A1 (fr) 1998-05-15

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