FR3098854B1 - Système de dépollution de gaz d’échappement - Google Patents

Système de dépollution de gaz d’échappement Download PDF

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Publication number
FR3098854B1
FR3098854B1 FR1907929A FR1907929A FR3098854B1 FR 3098854 B1 FR3098854 B1 FR 3098854B1 FR 1907929 A FR1907929 A FR 1907929A FR 1907929 A FR1907929 A FR 1907929A FR 3098854 B1 FR3098854 B1 FR 3098854B1
Authority
FR
France
Prior art keywords
exhaust gas
reducing fluid
control system
pollution control
reducing
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
FR1907929A
Other languages
English (en)
Other versions
FR3098854A1 (fr
Inventor
Jean-Pierre Poyer
Stéphanie Annie Jeannine Marie-Louise Meunier
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.)
Faurecia Systemes dEchappement SAS
Original Assignee
Faurecia Systemes dEchappement SAS
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 Faurecia Systemes dEchappement SAS filed Critical Faurecia Systemes dEchappement SAS
Priority to FR1907929A priority Critical patent/FR3098854B1/fr
Publication of FR3098854A1 publication Critical patent/FR3098854A1/fr
Application granted granted Critical
Publication of FR3098854B1 publication Critical patent/FR3098854B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01N3/2066—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
    • 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
    • F01N13/009—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 two or more separate purifying devices arranged in series
    • F01N13/0097—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 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
    • 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
    • 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
    • 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
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • 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
    • F01N2240/20—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 flow director or deflector
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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)
  • Materials Engineering (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

Système de dépollution de gaz d’échappement Système (1) de dépollution de gaz d’échappement apte à dépolluer un gaz d’échappement, issu d’un moteur à combustion interne, traversant le système (1), comprenant, de l’amont à l’aval, une ligne continue comprenant : un premier dispositif mélangeur (MIX1) apte à délivrer un premier fluide réducteur dans le gaz d’échappement, un premier dispositif réducteur catalytique (SCR1) apte à faciliter l’action du premier fluide réducteur sur le gaz d’échappement de manière à réduire les oxydes d’azote, NOx, un dispositif filtre à particules (DFP), un deuxième dispositif mélangeur (MIX2) apte à délivrer un deuxième fluide réducteur dans le gaz d’échappement, un deuxième dispositif réducteur catalytique (SCR2) apte à faciliter l’action du deuxième fluide réducteur sur le gaz d’échappement de manière à réduire les oxydes d’azote, NOx, où la ligne est intégrée dans une unique boîte (2), sensiblement parallélépipédique. Figure pour l'abrégé : Figure 1
FR1907929A 2019-07-15 2019-07-15 Système de dépollution de gaz d’échappement Expired - Fee Related FR3098854B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1907929A FR3098854B1 (fr) 2019-07-15 2019-07-15 Système de dépollution de gaz d’échappement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1907929A FR3098854B1 (fr) 2019-07-15 2019-07-15 Système de dépollution de gaz d’échappement
FR1907929 2019-07-15

Publications (2)

Publication Number Publication Date
FR3098854A1 FR3098854A1 (fr) 2021-01-22
FR3098854B1 true FR3098854B1 (fr) 2021-07-30

Family

ID=68806911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1907929A Expired - Fee Related FR3098854B1 (fr) 2019-07-15 2019-07-15 Système de dépollution de gaz d’échappement

Country Status (1)

Country Link
FR (1) FR3098854B1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11828214B2 (en) 2020-05-08 2023-11-28 Cummins Emission Solutions Inc. Configurable aftertreatment systems including a housing
US11982219B2 (en) 2017-06-06 2024-05-14 Cummins Emission Solutions Inc. Systems and methods for mixing exhaust gases and reductant in an aftertreatment system
USD1042545S1 (en) 2022-04-21 2024-09-17 Cummins Emission Solutions Inc. Aftertreatment system
USD1042544S1 (en) 2022-04-21 2024-09-17 Cummins Emission Solutions Inc. Aftertreatment system
US12123337B2 (en) 2021-03-18 2024-10-22 Cummins Emission Solutions Inc. Aftertreatment systems

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4283099A1 (fr) * 2022-05-25 2023-11-29 Volvo Truck Corporation Système de post-traitement de gaz d'échappement (eats)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11319851B2 (en) * 2013-12-19 2022-05-03 Volvo Truck Corporation Exhaust gas treatment system to be fitted on a chassis of an automotive vehicle
FR3029970B1 (fr) * 2014-12-10 2018-01-12 Psa Automobiles Sa. Dispositif de post-traitement des gaz d’echappement d’un moteur a combustion
US9616385B1 (en) * 2015-09-30 2017-04-11 Deere & Company System and method for regulating exhaust emissions

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11982219B2 (en) 2017-06-06 2024-05-14 Cummins Emission Solutions Inc. Systems and methods for mixing exhaust gases and reductant in an aftertreatment system
US11828214B2 (en) 2020-05-08 2023-11-28 Cummins Emission Solutions Inc. Configurable aftertreatment systems including a housing
US12123334B2 (en) 2020-05-08 2024-10-22 Cummins Emission Solutions Inc. Configurable aftertreatment systems including a housing
US12123337B2 (en) 2021-03-18 2024-10-22 Cummins Emission Solutions Inc. Aftertreatment systems
USD1042545S1 (en) 2022-04-21 2024-09-17 Cummins Emission Solutions Inc. Aftertreatment system
USD1042544S1 (en) 2022-04-21 2024-09-17 Cummins Emission Solutions Inc. Aftertreatment system

Also Published As

Publication number Publication date
FR3098854A1 (fr) 2021-01-22

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