RU2019115863A - Интегрированный катализатор scr и lnt для уменьшения nox - Google Patents
Интегрированный катализатор scr и lnt для уменьшения nox Download PDFInfo
- Publication number
- RU2019115863A RU2019115863A RU2019115863A RU2019115863A RU2019115863A RU 2019115863 A RU2019115863 A RU 2019115863A RU 2019115863 A RU2019115863 A RU 2019115863A RU 2019115863 A RU2019115863 A RU 2019115863A RU 2019115863 A RU2019115863 A RU 2019115863A
- Authority
- RU
- Russia
- Prior art keywords
- exhaust gas
- composition
- treatment system
- gas treatment
- scr catalyst
- Prior art date
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
- F01N3/2066—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
- F01N3/18—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]
- F01N3/2073—Selective catalytic reduction [SCR] with means for generating a reducing substance from the exhaust gases
-
- 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
- F01N13/0093—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 of the same type
-
- 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
- F01N3/02—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, e.g. catalysed diesel particulate 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
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0842—Nitrogen oxides
-
- 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
-
- 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
- F01N3/18—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
-
- 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
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
-
- 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
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2825—Ceramics
- F01N3/2828—Ceramic multi-channel monoliths, e.g. honeycombs
-
- 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
- F01N2240/16—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 an electric heater, i.e. a resistance heater
-
- 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
- F01N2330/00—Structure of catalyst support or particle filter
- F01N2330/06—Ceramic, e.g. monoliths
-
- 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
- F01N2370/00—Selection of materials for exhaust purification
- F01N2370/02—Selection of materials for exhaust purification used in 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
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
-
- 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
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0684—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having more than one coating layer, e.g. multi-layered coatings
-
- 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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—Nitrogen oxides
-
- 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
- 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
Claims (26)
1. Система для обработки выхлопного газа, содержащая
каталитическую композицию SCR; и
композицию LNT,
где изделие LNT находится в сообщении по текучей среде с и ниже по ходу потока от каталитической композиции SCR.
2. Система для обработки выхлопного газа по п. 1, где каталитическая композиция SCR расположена на первой подложке, и композиция LNT расположена на второй подложке.
3. Система для обработки выхлопного газа по п. 1, где каталитическая композиция SCR и композиция LNT расположены на одной и той же подложке.
4. Система для обработки выхлопного газа по п. 3, где каталитическая композиция SCR простирается вдоль всей длины подложки, и композиция LNT перекрывает часть каталитической композиции SCR, или каталитическая композиция SCR перекрывает композицию LNT.
5. Система для обработки выхлопного газа по п. 3, где композиция LNT простирается вдоль всей длины подложки, и каталитическая композиция SCR перекрывает часть композиции LNT, или композиция LNT перекрывает каталитическую композицию SCR.
6. Система для обработки выхлопного газа по п. 3, где каталитическая композиция SCR и композиция LNT не перекрывают друг друга.
7. Система для обработки выхлопного газа по п. 1, дополнительно содержащая одно или более из дизельного катализатора окисления, сажевого фильтра и катализатора окисления аммиака.
8. Система для обработки выхлопного газа по п. 1, где каталитическая композиция SCR расположена рядом с двигателем, и где композиция LNT расположена ниже по ходу потока от каталитической композиции SCR, дополнительно содержащая расположенный ниже по ходу потока дизельный катализатор окисления, расположенный под днищем кузова, катализированный сажевый фильтр и второй катализатор SCR.
9. Система для обработки выхлопного газа по п. 1, дополнительно содержащая электрический нагреватель.
10. Система для обработки выхлопного газа по п. 9, где электрический нагреватель представляет собой 2-20 кВт электрический нагреватель.
11. Система для обработки выхлопного газа по п. 1, дополнительно содержащая инжектор восстанавливающего средства в сообщении по текучей среде с и выше по ходу потока от каталитической композиции SCR.
12. Система для обработки выхлопного газа по п. 1, которая расположена рядом с двигателем.
13. Система для обработки выхлопного газа по п. 1, которая расположена под днищем кузова.
14. Система для обработки выхлопного газа по п. 2, где первая подложка расположена рядом с двигателем, и вторая подложка расположена под днищем кузова.
15. Система для обработки выхлопного газа по п. 1, где каталитическая композиция SCR содержит содержащие основный металл мелкопористые молекулярные сита с 8-ми членными кольцами.
16. Система для обработки выхлопного газа по любому из пп. 1-15, где композиция LNT содержит NOx сорбент и компонент металла платиновой группы, расположенный на носителе на основе тугоплавкого оксида металла.
17. Способ обработки выхлопного потока, содержащего NOx, включающий пропускание выхлопного потока через систему для обработки выхлопного газа по любому из пп. 1-16.
18. Способ по п. 17, где выхлопной поток находится при ≤190°C.
19. Каталитическое изделие, содержащее подложку, имеющую первый, расположенный выше по ходу потока конец, и второй, расположенный ниже по ходу потока конец, определяющие длину по оси, и имеющую зонированное каталитическое покрытие на ней, причем каталитическое покрытие содержит:
расположенную выше по ходу потока зону, содержащую каталитическую композицию селективного каталитического восстановления (SCR); и
расположенную ниже по ходу потока зону, содержащую композицию катализатора-ловушки обедненных оксидов азота (LNT).
20. Каталитическое изделие по п. 19, где подложка представляет собой пористый фильтр с проточными стенками.
21. Каталитическое изделие по п. 19, где подложка представляет собой проточный монолит.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201662411737P | 2016-10-24 | 2016-10-24 | |
US62/411,737 | 2016-10-24 | ||
PCT/IB2017/056576 WO2018078513A1 (en) | 2016-10-24 | 2017-10-23 | Integrated scr catalyst and lnt for nox abatement |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2019115863A true RU2019115863A (ru) | 2020-11-24 |
Family
ID=62023193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2019115863A RU2019115863A (ru) | 2016-10-24 | 2017-10-23 | Интегрированный катализатор scr и lnt для уменьшения nox |
Country Status (10)
Country | Link |
---|---|
US (1) | US11339701B2 (ru) |
EP (1) | EP3529471B1 (ru) |
JP (1) | JP7408392B2 (ru) |
KR (1) | KR102471297B1 (ru) |
CN (1) | CN110100080B (ru) |
BR (1) | BR112019008207A2 (ru) |
CA (1) | CA3041422A1 (ru) |
MX (1) | MX2019004771A (ru) |
RU (1) | RU2019115863A (ru) |
WO (1) | WO2018078513A1 (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3915679A1 (de) * | 2020-05-26 | 2021-12-01 | UMICORE AG & Co. KG | Katalysator, katalysatorsystem und abgasreinigungssystem zur reduzierung von ammoniak-emissionen |
US20230338929A1 (en) * | 2020-09-18 | 2023-10-26 | Mitsui Mining & Smelting Co., Ltd. | Electrically heated exhaust gas purification catalyst |
Family Cites Families (71)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3030181A (en) | 1957-08-26 | 1962-04-17 | Union Carbide Corp | Crystalline zeolite r |
GB868846A (en) | 1957-08-26 | 1961-05-25 | Union Carbide Corp | Improvements in and relating to zeolites |
JPS5523086B2 (ru) | 1973-03-26 | 1980-06-20 | ||
US4085193A (en) | 1973-12-12 | 1978-04-18 | Mitsubishi Petrochemical Co. Ltd. | Catalytic process for reducing nitrogen oxides to nitrogen |
US4544538A (en) | 1982-07-09 | 1985-10-01 | Chevron Research Company | Zeolite SSZ-13 and its method of preparation |
US4440871A (en) | 1982-07-26 | 1984-04-03 | Union Carbide Corporation | Crystalline silicoaluminophosphates |
DE8816514U1 (ru) | 1988-04-25 | 1989-10-26 | Emitec Emissionstechnologie | |
US4961917A (en) | 1989-04-20 | 1990-10-09 | Engelhard Corporation | Method for reduction of nitrogen oxides with ammonia using promoted zeolite catalysts |
US5057483A (en) | 1990-02-22 | 1991-10-15 | Engelhard Corporation | Catalyst composition containing segregated platinum and rhodium components |
JP3277655B2 (ja) | 1993-12-21 | 2002-04-22 | トヨタ自動車株式会社 | 電気加熱式触媒装置 |
JP3524956B2 (ja) | 1994-05-30 | 2004-05-10 | トヨタ自動車株式会社 | 電気加熱式触媒装置 |
US6044644A (en) | 1994-12-06 | 2000-04-04 | Engelhard Corporation | Close coupled catalyst |
US6162415A (en) | 1997-10-14 | 2000-12-19 | Exxon Chemical Patents Inc. | Synthesis of SAPO-44 |
DE69906545T2 (de) | 1998-07-29 | 2004-03-04 | Exxonmobil Chemical Patents Inc., Baytown | Kristalline molekularsiebe |
DE19933654A1 (de) * | 1999-07-17 | 2001-01-18 | Audi Ag | Anordnung zum elektrischen Beheizen eines Katalysators |
DE10114054A1 (de) * | 2001-03-15 | 2002-09-26 | Volkswagen Ag | Verfahren zur Anhebung einer Abgastemperatur einer fremdgezündeten, direkteinspritzenden Verbrennungskraftmaschine |
US6709644B2 (en) | 2001-08-30 | 2004-03-23 | Chevron U.S.A. Inc. | Small crystallite zeolite CHA |
US20030073566A1 (en) | 2001-10-11 | 2003-04-17 | Marshall Christopher L. | Novel catalyst for selective NOx reduction using hydrocarbons |
US7332135B2 (en) * | 2002-10-22 | 2008-02-19 | Ford Global Technologies, Llc | Catalyst system for the reduction of NOx and NH3 emissions |
US7229597B2 (en) | 2003-08-05 | 2007-06-12 | Basfd Catalysts Llc | Catalyzed SCR filter and emission treatment system |
US6938412B2 (en) * | 2003-08-07 | 2005-09-06 | General Motors Corporation | Removing nitrogen oxides during a lean-burn engine cold start |
US7827782B2 (en) | 2005-05-19 | 2010-11-09 | Ford Global Technologies, Llc | Method for remediating emissions |
US7998423B2 (en) | 2007-02-27 | 2011-08-16 | Basf Corporation | SCR on low thermal mass filter substrates |
MX2009009095A (es) | 2007-02-27 | 2009-09-14 | Basf Catalysts Llc | Catalizadores de zeolita cha de cobre. |
US8096111B2 (en) * | 2007-06-22 | 2012-01-17 | Ford Global Technologies, Llc | Reduction of NOx trap at engine shutoff |
DE102007060623B4 (de) * | 2007-12-15 | 2011-04-14 | Umicore Ag & Co. Kg | Entstickung von Dieselmotorenabgasen unter Verwendung eines temperierten Vorkatalysators zur bedarfsgerechten NO2-Bereitstellung |
US8393140B2 (en) * | 2008-05-02 | 2013-03-12 | GM Global Technology Operations LLC | Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines |
US8381512B2 (en) * | 2008-05-02 | 2013-02-26 | GM Global Technology Operations LLC | Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines |
WO2009141324A1 (en) | 2008-05-21 | 2009-11-26 | Basf Se | Process for the direct synthesis of cu containing zeolites having cha structure |
JP5251266B2 (ja) * | 2008-06-03 | 2013-07-31 | いすゞ自動車株式会社 | 排気ガス浄化装置及び排気ガス浄化システム |
US8475752B2 (en) | 2008-06-27 | 2013-07-02 | Basf Corporation | NOx adsorber catalyst with superior low temperature performance |
US20100101221A1 (en) | 2008-10-28 | 2010-04-29 | Caterpillar Inc. | CATALYSTS, SYSTEMS, AND METHODS FOR REDUCING NOx IN AN EXHAUST GAS |
US8505279B2 (en) | 2009-03-26 | 2013-08-13 | GM Global Technology Operations LLC | Exhaust gas treatment system including a four-way catalyst and urea SCR catalyst and method of using the same |
US9662611B2 (en) | 2009-04-03 | 2017-05-30 | Basf Corporation | Emissions treatment system with ammonia-generating and SCR catalysts |
EP4112168A1 (en) | 2009-04-17 | 2023-01-04 | Johnson Matthey Public Limited Company | Small pore molecular sieve supported copper catalyst durable against lean/rich aging for the reduction of nitrogen oxides |
US20110047970A1 (en) * | 2009-09-01 | 2011-03-03 | Cummins Intellectual Properties, Inc. | HIGH EFFICIENCY NOx REDUCTION SYSTEM AND METHOD |
HUE027335T2 (en) * | 2010-02-01 | 2016-09-28 | Johnson Matthey Plc | Extruded solid body three-way catalyst |
US9352307B2 (en) | 2010-04-08 | 2016-05-31 | Basf Corporation | Cu-CHA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOx in gas streams |
US8293182B2 (en) | 2010-05-05 | 2012-10-23 | Basf Corporation | Integrated SCR and AMOx catalyst systems |
JP5617764B2 (ja) | 2010-09-27 | 2014-11-05 | 株式会社デンソー | ハニカム構造体及び電気加熱式触媒装置 |
US8943811B2 (en) * | 2010-12-22 | 2015-02-03 | GM Global Technology Operations LLC | Perovskite-based catalysts, catalyst combinations and methods of making and using the same |
US8101146B2 (en) | 2011-04-08 | 2012-01-24 | Johnson Matthey Public Limited Company | Catalysts for the reduction of ammonia emission from rich-burn exhaust |
US8661790B2 (en) * | 2011-11-07 | 2014-03-04 | GM Global Technology Operations LLC | Electronically heated NOx adsorber catalyst |
US8857154B2 (en) * | 2012-01-23 | 2014-10-14 | Southwest Research Institute | Exhaust aftertreatment for NOx-containing exhaust from an internal combustion engine |
US9162183B2 (en) * | 2012-03-06 | 2015-10-20 | Cummins Inc. | System and method to manage SCR catalyst NO2/NOX ratio |
WO2013147273A1 (ja) * | 2012-03-30 | 2013-10-03 | 日本碍子株式会社 | ハニカム構造体の発熱方法 |
JP5883140B2 (ja) * | 2012-07-17 | 2016-03-09 | 本田技研工業株式会社 | 内燃機関の制御装置 |
JP6162383B2 (ja) * | 2012-10-09 | 2017-07-12 | ヤンマー株式会社 | 排気ガス浄化装置 |
CN104736243A (zh) | 2012-10-19 | 2015-06-24 | 巴斯夫公司 | 混合金属8环小孔分子筛催化剂组合物、催化制品、体系和方法 |
RU2767067C1 (ru) | 2012-10-19 | 2022-03-16 | Басф Корпорейшн | 8-кольцевое молекулярное сито с малыми порами в качестве высокотемпературного катализатора скв |
DE102012023049A1 (de) * | 2012-11-26 | 2014-05-28 | Volkswagen Aktiengesellschaft | SCR-Abgasnachbehandlungseinrichtung sowie Kraftfahrzeug mit einer solchen |
EP2935813B1 (en) | 2012-12-23 | 2017-10-25 | Mack Trucks, Inc. | Method of operating a diesel engine and diesel engine arrangement having plural operating modes |
WO2014164876A1 (en) * | 2013-03-13 | 2014-10-09 | Basf Corporation | Nox storage catalyst with improved hydrothermal stability and nox conversion |
US9017626B2 (en) | 2013-03-14 | 2015-04-28 | Basf Corporation | Selective catalytic reduction catalyst system |
DE102013212801B4 (de) * | 2013-07-01 | 2016-02-25 | Ford Global Technologies, Llc | Anordnung zur Abgasnachbehandlung für einen Verbrennungsmotor sowie Verfahren zum Betreiben eines Verbrennungsmotors |
DE102013212802A1 (de) * | 2013-07-01 | 2015-01-08 | Ford Global Technologies, Llc | Anordnung zur Abgasnachbehandlung für einen Verbrennungsmotorsowie Verfahren zum Betreiben eines Verbrennungsmotors |
US9512764B2 (en) * | 2013-07-11 | 2016-12-06 | Ford Global Technologies, Llc | Ammonia storage management for SCR catalyst |
DE102013019025A1 (de) * | 2013-11-13 | 2015-05-13 | Daimler Ag | Verfahren zum Betreiben eines Abgasreinigungssystems einer Brennkraftmaschine |
WO2015084834A1 (en) | 2013-12-02 | 2015-06-11 | Johnson Matthey Public Limited Company | Synthesis of aei zeolite |
DE102014201390A1 (de) * | 2014-01-27 | 2015-07-30 | Ford Global Technologies, Llc | Abgasnachbehandlungsanordnung |
AR099507A1 (es) * | 2014-02-28 | 2016-07-27 | Haldor Topsoe As | Método para la limpieza de gas de escape de un motor de encendido por compresión |
JP6315194B2 (ja) * | 2014-06-19 | 2018-04-25 | 株式会社豊田中央研究所 | 排ガス浄化用触媒、その製造方法、及び、それを用いた排ガス浄化方法 |
JP2016079861A (ja) * | 2014-10-15 | 2016-05-16 | 三菱重工業株式会社 | 内燃機関のNOx浄化システム |
WO2016065034A1 (en) * | 2014-10-21 | 2016-04-28 | Basf Corporation | Emissions treatment systems with twc catalysts and scr-hct catalysts |
JP2017534447A (ja) | 2014-10-30 | 2017-11-24 | ビーエーエスエフ コーポレーション | 混合金属型の大結晶モレキュラーシーブ触媒組成物、触媒物品、システムおよび方法 |
DE102014016347A1 (de) * | 2014-11-05 | 2016-05-12 | Daimler Ag | Verfahren zum Ermitteln einer Rußbeladung eines mit einer selektiv katalytischen Beschichtung versehenen Partikelfilters |
RU2702578C2 (ru) * | 2014-11-19 | 2019-10-08 | Джонсон Мэтти Паблик Лимитед Компани | Объединение scr с pna для низкотемпературного контроля выхлопных газов |
WO2016141142A1 (en) * | 2015-03-03 | 2016-09-09 | Basf Corporation | LEAN NOx TRAP WITH ENHANCED HIGH AND LOW TEMPERATURE PERFORMANCE |
DE102016213322B4 (de) | 2015-08-05 | 2023-07-20 | Ford Global Technologies, Llc | Duales Katalysator-Heizsystem |
US20170268397A1 (en) * | 2016-03-17 | 2017-09-21 | Hyundai Motor Company | Catalytic device for stoichiometric air-fuel ratio gasoline engine and catalytic system including the same |
KR102567604B1 (ko) * | 2016-10-18 | 2023-08-17 | 바스프 코포레이션 | 디젤 차량용 H₂-SCR을 이용한 저온 NOx 환원 |
-
2017
- 2017-10-23 EP EP17864657.6A patent/EP3529471B1/en active Active
- 2017-10-23 MX MX2019004771A patent/MX2019004771A/es unknown
- 2017-10-23 JP JP2019542821A patent/JP7408392B2/ja active Active
- 2017-10-23 KR KR1020197014788A patent/KR102471297B1/ko active IP Right Grant
- 2017-10-23 CA CA3041422A patent/CA3041422A1/en not_active Abandoned
- 2017-10-23 US US16/344,642 patent/US11339701B2/en active Active
- 2017-10-23 BR BR112019008207A patent/BR112019008207A2/pt not_active Application Discontinuation
- 2017-10-23 CN CN201780078350.1A patent/CN110100080B/zh active Active
- 2017-10-23 RU RU2019115863A patent/RU2019115863A/ru not_active Application Discontinuation
- 2017-10-23 WO PCT/IB2017/056576 patent/WO2018078513A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CA3041422A1 (en) | 2018-05-03 |
EP3529471A1 (en) | 2019-08-28 |
KR102471297B1 (ko) | 2022-11-29 |
JP2020502429A (ja) | 2020-01-23 |
US11339701B2 (en) | 2022-05-24 |
EP3529471A4 (en) | 2020-04-08 |
CN110100080B (zh) | 2022-05-24 |
WO2018078513A1 (en) | 2018-05-03 |
CN110100080A (zh) | 2019-08-06 |
US20200063628A1 (en) | 2020-02-27 |
KR20190061089A (ko) | 2019-06-04 |
BR112019008207A2 (pt) | 2019-07-09 |
JP7408392B2 (ja) | 2024-01-05 |
EP3529471B1 (en) | 2022-03-09 |
MX2019004771A (es) | 2019-08-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10960366B2 (en) | Dosing and mixing arrangement for use in exhaust aftertreatment | |
US10989096B2 (en) | Close coupled single module aftertreatment system | |
JP5308176B2 (ja) | 排気浄化装置 | |
RU2016133222A (ru) | Катализатор окисления дизельного топлива и система выпуска выхлопных газов | |
JP2011527403A5 (ru) | ||
JP2015158206A5 (ru) | ||
US20110064632A1 (en) | Staged Catalyst System and Method of Using the Same | |
ATE387254T1 (de) | Abgasreinigungskatalysator mit axial variierender edelmetallkonzentration und herstellungsverfahren dafür | |
RU2017144276A (ru) | Катализированный сажевый фильтр для применения при пассивном селективном каталитическом восстановлении | |
JP2009041430A (ja) | NOx浄化方法及びNOx浄化システム | |
RU2019115863A (ru) | Интегрированный катализатор scr и lnt для уменьшения nox | |
WO2014131708A4 (en) | Hexagonal oxidation catalyst | |
US20110162346A1 (en) | Progressive catalyst loading for integrated particulate filter and selective catalytic reduction unit | |
RU2012121578A (ru) | Способ и аппарат для очистки выхлопного газа двигателя внутреннего сгорания | |
JP6756629B2 (ja) | 排気ガス浄化装置 | |
JP2007205308A (ja) | 排気ガス浄化方法及び排気ガス浄化システム | |
US20160131001A1 (en) | Catalyst design for selective-catalytic-reduction (scr) filters | |
JP2020516815A (ja) | 排ガスシステム | |
RU2020133424A (ru) | Выхлопная система, содержащая каталитический нейтрализатор scrf с зоной окисления | |
JP2014152661A (ja) | ディーゼルエンジンの排ガス浄化装置 | |
JP2017110556A (ja) | 排ガス浄化装置 | |
RU2019134542A (ru) | Каталитическое изделие с активным субстратом scr, слоем катализатора нейтрализации проскока аммиака и слоем scr для использования в системе обработки выхлопов | |
US10245563B2 (en) | Diesel exhaust fluid mixing body using variable cross-section switchback arrangement | |
JP2020204286A (ja) | パイプ保温構造 | |
JP2014214651A (ja) | Nox還元触媒手段を備えた排気ガス浄化装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA93 | Acknowledgement of application withdrawn (no request for examination) |
Effective date: 20201026 |