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FR2974595B1 - BENDING ENVELOPE OF AN EXHAUST GAS POST-TREATMENT ASSEMBLY OF A COMBUSTION ENGINE HAVING TWO HALF-SHELLS - Google Patents

BENDING ENVELOPE OF AN EXHAUST GAS POST-TREATMENT ASSEMBLY OF A COMBUSTION ENGINE HAVING TWO HALF-SHELLS

Info

Publication number
FR2974595B1
FR2974595B1 FR1153541A FR1153541A FR2974595B1 FR 2974595 B1 FR2974595 B1 FR 2974595B1 FR 1153541 A FR1153541 A FR 1153541A FR 1153541 A FR1153541 A FR 1153541A FR 2974595 B1 FR2974595 B1 FR 2974595B1
Authority
FR
France
Prior art keywords
shells
exhaust gas
combustion engine
treatment assembly
gas post
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
FR1153541A
Other languages
French (fr)
Other versions
FR2974595A1 (en
Inventor
Sylvain Lere
Nicolas Ferrand
Gregoire Traizet
Manuel Cereijo
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles 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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1153541A priority Critical patent/FR2974595B1/en
Priority to PCT/FR2012/050679 priority patent/WO2012172201A1/en
Publication of FR2974595A1 publication Critical patent/FR2974595A1/en
Application granted granted Critical
Publication of FR2974595B1 publication Critical patent/FR2974595B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—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 filters
    • F01N3/033—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 filters in combination with other devices
    • F01N3/035—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 filters in combination with other devices with 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1888—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells
    • F01N13/1894—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells the parts being assembled in longitudinal direction
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
    • F01N3/106—Auxiliary oxidation catalysts
    • 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)
FR1153541A 2011-04-26 2011-04-26 BENDING ENVELOPE OF AN EXHAUST GAS POST-TREATMENT ASSEMBLY OF A COMBUSTION ENGINE HAVING TWO HALF-SHELLS Expired - Fee Related FR2974595B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1153541A FR2974595B1 (en) 2011-04-26 2011-04-26 BENDING ENVELOPE OF AN EXHAUST GAS POST-TREATMENT ASSEMBLY OF A COMBUSTION ENGINE HAVING TWO HALF-SHELLS
PCT/FR2012/050679 WO2012172201A1 (en) 2011-04-26 2012-03-29 Elbowed casing for an assembly for the post-treatment of the exhaust gases of a combustion engine comprising two half shells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1153541A FR2974595B1 (en) 2011-04-26 2011-04-26 BENDING ENVELOPE OF AN EXHAUST GAS POST-TREATMENT ASSEMBLY OF A COMBUSTION ENGINE HAVING TWO HALF-SHELLS

Publications (2)

Publication Number Publication Date
FR2974595A1 FR2974595A1 (en) 2012-11-02
FR2974595B1 true FR2974595B1 (en) 2015-05-29

Family

ID=46052800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1153541A Expired - Fee Related FR2974595B1 (en) 2011-04-26 2011-04-26 BENDING ENVELOPE OF AN EXHAUST GAS POST-TREATMENT ASSEMBLY OF A COMBUSTION ENGINE HAVING TWO HALF-SHELLS

Country Status (2)

Country Link
FR (1) FR2974595B1 (en)
WO (1) WO2012172201A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10024217B1 (en) 2017-08-22 2018-07-17 Cummins Emission Solutions Inc. Reductant decomposition reactor chamber
US11300030B2 (en) 2018-07-06 2022-04-12 Cummins Emission Solutions Inc. Decomposition chamber for aftertreatment systems

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103883393B (en) * 2014-04-02 2016-04-27 广西玉柴机器股份有限公司 Splitting cnginc protective housing
DE102017112356A1 (en) 2017-06-06 2018-12-06 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Exhaust after-treatment device for an internal combustion engine and corresponding motor vehicle
CN108331643A (en) * 2018-03-12 2018-07-27 潍柴动力股份有限公司 A kind of compact DOC-DPF-SCR after-treatment devices
USD907552S1 (en) 2019-10-28 2021-01-12 Cummins Emission Solutions Inc. Baffle for a reductant delivery system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1050453A (en) 1950-11-22 1954-01-07 Westinghouse Electric Corp Electrostatic dust collectors
FR1153159A (en) 1955-04-27 1958-03-03 Method and apparatus for the manufacture, by means of a blowing agent, of plastic organic foam
FR1153541A (en) 1955-05-26 1958-03-12 Westinghouse Electric Corp Light switch
FR1151374A (en) 1956-06-12 1958-01-29 Carves Simon Ltd Electrostatic dust collector
ATE113694T1 (en) * 1992-03-18 1994-11-15 Eberspaecher J DEVICE FOR FIXING IN POSITION AN INNER SHELL IN A HOUSING OF AN EXHAUST SYSTEM FOR VEHICLES.
FR2882091B1 (en) * 2005-02-15 2007-04-20 Renault Sas ARRANGEMENT OF AN ELBOW FITTING ELEMENT COMPRISING A FIXING PLATE AND A SHELL IN A COMBUSTION ENGINE EXHAUST CIRCUIT
EP1975380B1 (en) * 2006-01-17 2013-04-17 Toyota Jidosha Kabushiki Kaisha Muffler structure for vehicle
JP5308176B2 (en) * 2009-02-03 2013-10-09 ヤンマー株式会社 Exhaust purification device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10024217B1 (en) 2017-08-22 2018-07-17 Cummins Emission Solutions Inc. Reductant decomposition reactor chamber
US11300030B2 (en) 2018-07-06 2022-04-12 Cummins Emission Solutions Inc. Decomposition chamber for aftertreatment systems

Also Published As

Publication number Publication date
FR2974595A1 (en) 2012-11-02
WO2012172201A1 (en) 2012-12-20

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Year of fee payment: 5

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Effective date: 20161230