FR2720782B1 - Exhaust device for internal combustion engine. - Google Patents

Exhaust device for internal combustion engine.

Info

Publication number
FR2720782B1
FR2720782B1 FR9406791A FR9406791A FR2720782B1 FR 2720782 B1 FR2720782 B1 FR 2720782B1 FR 9406791 A FR9406791 A FR 9406791A FR 9406791 A FR9406791 A FR 9406791A FR 2720782 B1 FR2720782 B1 FR 2720782B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
exhaust device
exhaust
engine
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
FR9406791A
Other languages
French (fr)
Other versions
FR2720782A1 (en
Inventor
Said Zidat
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.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
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 Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Priority to FR9406791A priority Critical patent/FR2720782B1/en
Publication of FR2720782A1 publication Critical patent/FR2720782A1/en
Application granted granted Critical
Publication of FR2720782B1 publication Critical patent/FR2720782B1/en
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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/05—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of air, e.g. by mixing exhaust with air
    • 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
    • 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
    • F01N2260/022—Exhaust treating devices having provisions not otherwise provided for for cooling the device using air
    • 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
FR9406791A 1994-06-03 1994-06-03 Exhaust device for internal combustion engine. Expired - Fee Related FR2720782B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9406791A FR2720782B1 (en) 1994-06-03 1994-06-03 Exhaust device for internal combustion engine.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9406791A FR2720782B1 (en) 1994-06-03 1994-06-03 Exhaust device for internal combustion engine.

Publications (2)

Publication Number Publication Date
FR2720782A1 FR2720782A1 (en) 1995-12-08
FR2720782B1 true FR2720782B1 (en) 1996-07-05

Family

ID=9463839

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9406791A Expired - Fee Related FR2720782B1 (en) 1994-06-03 1994-06-03 Exhaust device for internal combustion engine.

Country Status (1)

Country Link
FR (1) FR2720782B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19808641A1 (en) * 1998-02-28 1999-09-09 Zeuna Staerker Kg Exhaust gas collection and cleaning device and exhaust device for a multi-cylinder engine
WO2001042632A1 (en) * 1999-12-08 2001-06-14 Volkswagen Aktiengesellschaft Method for supplying exhaust gases from an internal combustion engine to a catalyst, in particular a storage catalyst
FR2921971A1 (en) * 2007-10-05 2009-04-10 Peugeot Citroen Automobiles Sa Exhaust line for e.g. diesel engine, of motor vehicle, has bell mouth comprising heat exchanger to decrease heat energy of gas stream issued from particle filter and canalized through bell mouth towards inlet of exhaust pipe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109715A (en) * 1960-08-01 1963-11-05 Minnesota Mining & Mfg Catalytic afterburner
FR1380825A (en) * 1963-11-20 1964-12-04 Calumet & Hecla Automotive exhaust gas catalytic converter
FR2136872A1 (en) * 1971-05-07 1972-12-29 Peugeot & Renault Temperature control system - for catalytic exhaust purification reactor on internal combustion engines
GB1361910A (en) * 1971-08-19 1974-07-30 Ford Motor Co Internal combustion engine having a catalytic converter for ex haust gases
JPH01134021A (en) * 1987-11-17 1989-05-26 Daiwa Kogyo Kk Muffler provided with cooler
DE3938785A1 (en) * 1988-12-05 1990-06-07 Volkswagen Ag Cooling method for catalytic converter - makes use of corrugated metal foil in coolant flow channel

Also Published As

Publication number Publication date
FR2720782A1 (en) 1995-12-08

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Legal Events

Date Code Title Description
ST Notification of lapse