FR3037615A1 - Systeme de depollution des gaz d'echappement optimise - Google Patents
Systeme de depollution des gaz d'echappement optimise Download PDFInfo
- Publication number
- FR3037615A1 FR3037615A1 FR1555529A FR1555529A FR3037615A1 FR 3037615 A1 FR3037615 A1 FR 3037615A1 FR 1555529 A FR1555529 A FR 1555529A FR 1555529 A FR1555529 A FR 1555529A FR 3037615 A1 FR3037615 A1 FR 3037615A1
- Authority
- FR
- France
- Prior art keywords
- depollution
- control system
- pollution control
- monolith
- injector
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title 1
- 239000007789 gas Substances 0.000 claims abstract description 32
- 239000012295 chemical reaction liquid Substances 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000003054 catalyst Substances 0.000 claims description 18
- 230000003647 oxidation Effects 0.000 claims description 11
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 35
- 239000012530 fluid Substances 0.000 description 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 7
- 239000004202 carbamide Substances 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 7
- 238000005202 decontamination Methods 0.000 description 6
- 230000003588 decontaminative effect Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
-
- 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
- F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
- F01N2340/02—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the distance of the apparatus to the engine, or the distance between two exhaust treating apparatuses
-
- 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
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
-
- 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)
- 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
Description
Claims (6)
- REVENDICATIONS1. Système de dépollution (10) de moteur thermique de véhicule automobile comprenant : - un premier dispositif de dépollution (11) disposé selon un axe X parallèle au plan du véhicule, - un second dispositif de dépollution (12) disposé en aval du premier dispositif (11) selon le sens d'écoulement des gaz et parallèlement au premier dispositif, - un injecteur (16) de liquide de réaction agencé orthogonalement à l'axe X desdits dispositifs de dépollution (11, 12), caractérisé en ce que l'injecteur est apte à diffuser du liquide sur une surface d'extrémité aval (21s) du premier dispositif de dépollution.
- 2 Système de dépollution (10) selon la revendication 1, caractérisé en ce que le premier dispositif de dépollution (11) comprend un premier monolithe (20) cylindrique présentant une section d'extrémité aval en biseau (21s).
- 3 Système de dépollution (10) selon la revendication 2, caractérisé en ce que l'injecteur (16) est disposé à l'extrémité aval (21) du premier dispositif (11).
- 4 Système de dépollution (10) selon la revendication 2 ou 3, caractérisé en ce que la surface d'extrémité aval en biseau (21s) est présentée en vis-à-vis de l'injecteur (16).
- 5 Système de dépollution (10) selon l'une quelconque des revendications 2 à 4, caractérisé en ce que la surface d'extrémité aval (21s) en 25 biseau est convexe.
- 6 Système de dépollution (10) selon l'une quelconque des revendications 1 à 5, caractérisé en ce que l'angle de biseau de la section d'extrémité aval du premier monolithe est supérieur à 110° par rapport à l'axe X du premier monolithe (20). 30 7 Système de dépollution (10) selon l'une quelconque des revendications 1 à 5, caractérisé en ce que le monolithe (20) du premier dispositif (11) est de type métallique. 3037615 12 8 Système de dépollution (10) selon l'une quelconque des revendications 1 à 6, caractérisé en ce que le second dispositif de dépollution (12) comprend au moins un monolithe. 9 Système de dépollution (10) selon l'une quelconque des 5 revendications 1 à 7, caractérisé en ce que le premier dispositif de dépollution (11) comprend un catalyseur d'oxydation. 10 Système de dépollution (10) selon l'une quelconque des revendications 1 à 8, caractérisé en ce que le second dispositif de dépollution (12) comprend un piège à NOx et un filtre à particules. 10 11 Moteur thermique de véhicule automobile comprenant un système de dépollution (10) selon l'une quelconque des revendications de 1 à 10.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1555529A FR3037615B1 (fr) | 2015-06-17 | 2015-06-17 | Systeme de depollution des gaz d'echappement optimise |
EP16733168.5A EP3311013A1 (fr) | 2015-06-17 | 2016-06-08 | Systeme de depollution des gaz d'echappement optimise |
PCT/FR2016/051376 WO2016203137A1 (fr) | 2015-06-17 | 2016-06-08 | Systeme de depollution des gaz d'echappement optimise |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1555529 | 2015-06-17 | ||
FR1555529A FR3037615B1 (fr) | 2015-06-17 | 2015-06-17 | Systeme de depollution des gaz d'echappement optimise |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3037615A1 true FR3037615A1 (fr) | 2016-12-23 |
FR3037615B1 FR3037615B1 (fr) | 2019-08-23 |
Family
ID=53758461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1555529A Active FR3037615B1 (fr) | 2015-06-17 | 2015-06-17 | Systeme de depollution des gaz d'echappement optimise |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3311013A1 (fr) |
FR (1) | FR3037615B1 (fr) |
WO (1) | WO2016203137A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016213414A1 (de) * | 2016-07-22 | 2018-01-25 | Bayerische Motoren Werke Aktiengesellschaft | Abgasanlage für eine Brennkraftmaschine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010039121A1 (de) * | 2010-08-10 | 2012-02-16 | Robert Bosch Gmbh | Abgasnachbehandlungssystem |
DE102011111590A1 (de) * | 2011-08-25 | 2013-02-28 | Volkswagen Aktiengesellschaft | Abgasbehandlungseinrichtung, Verfahren zur Aufbereitung von Abgas und Kraftfahrzeug |
EP2700442A1 (fr) * | 2012-08-21 | 2014-02-26 | Eberspächer Exhaust Technology GmbH & Co. KG | Installation de gaz d'échappement avec dispositif de mélange et/ou d'évaporation |
GB2510888A (en) * | 2013-02-18 | 2014-08-20 | Ford Global Tech Llc | A catalytic converter assembly |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1050453A (fr) | 1950-11-22 | 1954-01-07 | Westinghouse Electric Corp | Dépoussiéreurs électrostatiques |
FR1151374A (fr) | 1956-06-12 | 1958-01-29 | Carves Simon Ltd | Dépoussiéreur électrostatique |
DE102009015420A1 (de) * | 2009-03-27 | 2010-09-30 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Wabenkörper für ein Abgasreinigungssystem |
DE102011077645A1 (de) | 2011-06-16 | 2012-12-20 | Bosch Emission Systems Gmbh & Co. Kg | Statischer Mischer |
DE102014211159A1 (de) * | 2014-06-11 | 2015-12-17 | Volkswagen Aktiengesellschaft | Vorrichtung zur katalytischen chemischen Umsetzungwenigstens einer Komponente eines Gasstromsund Abgasanlage für eine Brennkraftmaschine |
EP2960456B1 (fr) * | 2014-06-27 | 2017-04-12 | Volvo Car Corporation | dispositif de traitement de gaz d'echappement compact et angulair |
-
2015
- 2015-06-17 FR FR1555529A patent/FR3037615B1/fr active Active
-
2016
- 2016-06-08 WO PCT/FR2016/051376 patent/WO2016203137A1/fr unknown
- 2016-06-08 EP EP16733168.5A patent/EP3311013A1/fr not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010039121A1 (de) * | 2010-08-10 | 2012-02-16 | Robert Bosch Gmbh | Abgasnachbehandlungssystem |
DE102011111590A1 (de) * | 2011-08-25 | 2013-02-28 | Volkswagen Aktiengesellschaft | Abgasbehandlungseinrichtung, Verfahren zur Aufbereitung von Abgas und Kraftfahrzeug |
EP2700442A1 (fr) * | 2012-08-21 | 2014-02-26 | Eberspächer Exhaust Technology GmbH & Co. KG | Installation de gaz d'échappement avec dispositif de mélange et/ou d'évaporation |
GB2510888A (en) * | 2013-02-18 | 2014-08-20 | Ford Global Tech Llc | A catalytic converter assembly |
Also Published As
Publication number | Publication date |
---|---|
EP3311013A1 (fr) | 2018-04-25 |
WO2016203137A1 (fr) | 2016-12-22 |
FR3037615B1 (fr) | 2019-08-23 |
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