[go: up one dir, main page]

RU2018115677A - ПАССИВНЫЙ NOx-АДСОРБЕР - Google Patents

ПАССИВНЫЙ NOx-АДСОРБЕР Download PDF

Info

Publication number
RU2018115677A
RU2018115677A RU2018115677A RU2018115677A RU2018115677A RU 2018115677 A RU2018115677 A RU 2018115677A RU 2018115677 A RU2018115677 A RU 2018115677A RU 2018115677 A RU2018115677 A RU 2018115677A RU 2018115677 A RU2018115677 A RU 2018115677A
Authority
RU
Russia
Prior art keywords
catalyst
absorber
molecular sieve
region
oxygen
Prior art date
Application number
RU2018115677A
Other languages
English (en)
Other versions
RU2018115677A3 (ru
RU2762479C2 (ru
Inventor
Эндрю Фрэнсис ЧИФФИ
Джек КОРПС
Лаура МИТЧЕЛЛ-ДАУНИ
Франсуа МОРО
Мэттью О'БРАЙЕН
Original Assignee
Джонсон Мэтти Паблик Лимитед Компани
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 Джонсон Мэтти Паблик Лимитед Компани filed Critical Джонсон Мэтти Паблик Лимитед Компани
Publication of RU2018115677A publication Critical patent/RU2018115677A/ru
Publication of RU2018115677A3 publication Critical patent/RU2018115677A3/ru
Application granted granted Critical
Publication of RU2762479C2 publication Critical patent/RU2762479C2/ru

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J29/7815—Zeolite Beta
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/12—Silica and alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/74—Noble metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/74—Noble metals
    • B01J29/743—CHA-type, e.g. Chabazite, LZ-218
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/19—Catalysts containing parts with different compositions
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2063—Lanthanum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2065—Cerium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2066—Praseodymium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20715—Zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/2073—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2092—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2096—Bismuth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B01D2255/502—Beta zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • B01D2255/9022—Two layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9035—Three zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/908—O2-storage component incorporated in the catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/91—NOx-storage component incorporated in the catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on particulate filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • 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
    • F01N2370/04—Zeolitic material
    • 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
    • F01N2510/063—Surface coverings for exhaust purification, e.g. catalytic reaction zeolites
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/16—Oxygen
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Claims (25)

1. Катализатор NOx-абсорбера для обработки выхлопного газа из работающего на обедненной смеси двигателя, включающий:
молекулярно-ситовый катализатор, содержащий благородный металл и молекулярное сито, причем молекулярное сито содержит благородный металл;
кислородсодержащий материал для защиты молекулярно-ситового катализатора; и
подложку, имеющую впускной конец и выпускной конец.
2. Катализатор NOx-абсорбера по п.1, в котором благородный металл включает палладий.
3. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором молекулярное сито выбрано из мелкопористого молекулярного сита, среднепористого молекулярного сита и крупнопористого молекулярного сита.
4. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором молекулярное сито представляет собой мелкопористое молекулярное сито, имеющее каркас типа, выбранного из группы, состоящей из ACO, AEI, AEN, AFN, AFT, AFX, ANA, APC, APD, ATT, CDO, CHA, DDR, DFT, EAB, EDI, EPI, ERI, GIS, GOO, IHW, ITE, ITW, LEV, KFI, MER, MON, NSI, OWE, PAU, PHI, RHO, RTH, SAT, SAV, SIV, THO, TSC, UEI, UFI, VNI, YUG, ZON, и смеси или сростки любых двух или более из них.
5. Катализатор NOx-абсорбера по п.4, в котором мелкопористое молекулярное сито имеет тип каркаса, который представляет собой AEI или CHA.
6. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором молекулярное сито имеет алюмосиликатный каркас, и молярное отношение оксида кремния к оксиду алюминия от 10 до 200.
7. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором кислородсодержащий материал для защиты молекулярно-ситового катализатора включает оксид церия и/или соединение марганца, причем соединение марганца включает оксид марганца или алюминат марганца.
8. Катализатор NOx-абсорбера по п.7, в котором кислородсодержащий материал включает оксид церия.
9. Катализатор NOx-абсорбера по п.8, в котором кислородсодержащий материал включает палладий, и, необязательно, платину, нанесенные на оксид церия.
10. Катализатор NOx-абсорбера по любому из предшествующих пунктов, который включает смесь кислородсодержащего материала и молекулярно-ситового катализатора.
11. Катализатор NOx-абсорбера по любому из пп. 1-9, который включает первую область, размещенную выше по потоку относительно второй области, причем первая область включает кислородсодержащий материал, и вторая область включает молекулярно-ситовый катализатор.
12. Катализатор NOx-абсорбера по п.11, в котором первая область представляет собой первую зону, и вторая область представляет собой вторую зону.
13. Катализатор NOx-абсорбера по п.11, в котором часть первой области размещается на второй области.
14. Катализатор NOx-абсорбера по п.11, в котором часть второй области размещается на первой области.
15. Катализатор NOx-абсорбера по любому из пп. 1-9, который включает первый слой и второй слой, причем первый слой включает кислородсодержащий материал, и второй слой включает молекулярно-ситовый катализатор, и причем первый слой размещен на втором слое.
16. Катализатор NOx-абсорбера по любому из предшествующих пунктов, дополнительно включающий область ловушки обедненного NOx (LNT).
17. Катализатор NOx-абсорбера по любому из предшествующих пунктов, в котором подложка представляет собой проточный монолит или фильтрующий монолит.
18. Выхлопная система, включающая катализатор NOx-абсорбера по любому из пп. 1-17, и устройство регулирования выбросов.
19. Выхлопная система по п.18, в которой устройство регулирования выбросов выбрано из группы, состоящей из устройства регулирования выбросов, выбранного из группы, состоящей из дизельного сажевого фильтра (DPF), ловушки обедненненного NOx (LNT), катализатора обедненненного NOx (LNC), катализатора селективного каталитического восстановления (SCR), дизельного катализатора окисления (DOC), каталитического сажевого фильтра (CSF), катализатора фильтра селективного каталитического восстановления (SCRFTM), катализатора для предотвращения проскока аммиака (ASC), и комбинации двух или более из них.
20. Транспортное средство, включающее работающий на обедненной смеси двигатель и катализатор NOx-абсорбера по любому из пп. 1-17 или выхлопную систему по п. 18 или 19.
21. Транспортное средство по п.20, в которой работающий на обедненной смеси двигатель выполнен с возможностью работы на дизельном топливе, содержащем ≤50 млн-1 серы.
22. Способ обработки выхлопного газа из работающего на обедненной смеси двигателя, включающий этап, на котором приводят в контакт выхлопной газ с катализатором NOx-абсорбера по любому из пп. 1-17, или пропускают выхлопной газ через выхлопную систему по п.18 или 19.
RU2018115677A 2015-10-06 2016-10-05 ПАССИВНЫЙ NOx-АДСОРБЕР RU2762479C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB1517579.7A GB201517579D0 (en) 2015-10-06 2015-10-06 Passive nox adsorber
GB1517579.7 2015-10-06
PCT/GB2016/053089 WO2017060692A1 (en) 2015-10-06 2016-10-05 PASSIVE NOx ADSORBER

Publications (3)

Publication Number Publication Date
RU2018115677A true RU2018115677A (ru) 2019-11-07
RU2018115677A3 RU2018115677A3 (ru) 2020-03-27
RU2762479C2 RU2762479C2 (ru) 2021-12-21

Family

ID=54606111

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2018115677A RU2762479C2 (ru) 2015-10-06 2016-10-05 ПАССИВНЫЙ NOx-АДСОРБЕР

Country Status (9)

Country Link
US (2) US10213775B2 (ru)
EP (1) EP3334911B1 (ru)
JP (2) JP6979945B2 (ru)
KR (1) KR20180064405A (ru)
CN (1) CN108026810B (ru)
DE (1) DE102016118808A1 (ru)
GB (2) GB201517579D0 (ru)
RU (1) RU2762479C2 (ru)
WO (1) WO2017060692A1 (ru)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6693406B2 (ja) * 2016-12-20 2020-05-13 三菱自動車工業株式会社 排気ガス浄化装置
GB2560944A (en) * 2017-03-29 2018-10-03 Johnson Matthey Plc NOx adsorber catalyst
BR112019020349B1 (pt) * 2017-03-30 2023-01-10 Johnson Matthey Public Limited Company Artigo catalisador
US10711674B2 (en) * 2017-10-20 2020-07-14 Umicore Ag & Co. Kg Passive nitrogen oxide adsorber catalyst
GB2572396A (en) * 2018-03-28 2019-10-02 Johnson Matthey Plc Passive NOx adsorber
CN112654582A (zh) * 2018-08-24 2021-04-13 优米科尔股份公司及两合公司 Cha型分子筛的制备方法
CN109306886A (zh) * 2018-11-22 2019-02-05 江苏海事职业技术学院 一种海洋船舶内燃机循环燃烧系统
US11278874B2 (en) * 2018-11-30 2022-03-22 Johnson Matthey Public Limited Company Enhanced introduction of extra-framework metal into aluminosilicate zeolites
WO2021080894A1 (en) * 2019-10-21 2021-04-29 Basf Corporation Low temperature nox adsorber with enhanced regeneration efficiency
CN114828987A (zh) * 2019-12-13 2022-07-29 巴斯夫公司 用于低温nox捕获的稀燃nox捕获器和低温nox吸附器
CN111001436A (zh) * 2019-12-14 2020-04-14 中触媒新材料股份有限公司 一种具有aei/kfi结构共生复合分子筛及其制备方法和scr应用
DE102020100534B4 (de) * 2020-01-13 2025-04-17 Volkswagen Aktiengesellschaft Verfahren zur Abgasnachbehandlung eines Verbrennungsmotors
JP7402345B2 (ja) * 2020-03-30 2023-12-20 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー 改善されたｃｏ／ｈｃ転化率及びｎｏ酸化のための層状ゾーンコーティングされたディーゼル酸化触媒
WO2022069465A1 (de) * 2020-09-30 2022-04-07 Umicore Ag & Co. Kg Bismut enthaltender dieseloxidationskatalysator
KR20220069375A (ko) * 2020-11-20 2022-05-27 현대자동차주식회사 탄화수소 산화용 제올라이트 촉매 및 이의 제조방법
CN115518676B (zh) * 2022-09-13 2023-12-22 东风商用车有限公司 用于稀燃发动机尾气处理的催化剂制品及其应用

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300956A (en) 1980-04-14 1981-11-17 Matthey Bishop, Inc. Method of preparing a metal substrate for use in a catalytic converter
DE8816514U1 (de) 1988-04-25 1989-10-26 Emitec Gesellschaft für Emissionstechnologie mbH, 5204 Lohmar Elektrisch beheizbarer Katalysator-Trägerkörper
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
GB2355944B (en) * 1998-09-18 2001-11-14 Toyota Motor Co Ltd An exhaust gas purification device for an internal combustion engine
JP2000102728A (ja) 1998-09-29 2000-04-11 Mazda Motor Corp 排気ガス浄化用触媒
DE19943846A1 (de) 1999-09-13 2001-03-15 Emitec Emissionstechnologie Vorrichtung mit Heizelement zur Abgasreinigung
GB0600130D0 (en) 2006-01-06 2006-02-15 Johnson Matthey Plc Exhaust system comprising zoned oxidation catalyst
CN105715329A (zh) * 2009-02-20 2016-06-29 赫多特普索化工设备公司 用于净化柴油发动机的排出气体的方法
GB201000019D0 (en) 2010-01-04 2010-02-17 Johnson Matthey Plc Coating a monolith substrate with catalyst component
EP2646149B1 (en) * 2010-12-02 2020-03-25 Johnson Matthey Public Limited Company Zeolite catalyst containing metal
US20120308439A1 (en) * 2011-06-01 2012-12-06 Johnson Matthey Public Limited Company Cold start catalyst and its use in exhaust systems
GB201221025D0 (en) 2012-11-22 2013-01-09 Johnson Matthey Plc Zoned catalysed substrate monolith
CN104661749B (zh) * 2013-05-27 2017-03-15 马自达汽车株式会社 尾气净化用催化剂及其制备方法
US10335776B2 (en) 2013-12-16 2019-07-02 Basf Corporation Manganese-containing diesel oxidation catalyst
GB201322842D0 (en) 2013-12-23 2014-02-12 Johnson Matthey Plc Exhaust system for a compression ingition engine comprising a water absorbent material
GB201401115D0 (en) * 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
GB201405868D0 (en) * 2014-04-01 2014-05-14 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity

Also Published As

Publication number Publication date
KR20180064405A (ko) 2018-06-14
US11103858B2 (en) 2021-08-31
JP2018538123A (ja) 2018-12-27
US20170095805A1 (en) 2017-04-06
GB201616889D0 (en) 2016-11-16
WO2017060692A1 (en) 2017-04-13
CN108026810B (zh) 2021-05-18
CN108026810A (zh) 2018-05-11
US10213775B2 (en) 2019-02-26
JP6979945B2 (ja) 2021-12-15
JP2022002842A (ja) 2022-01-11
DE102016118808A1 (de) 2017-04-06
GB201517579D0 (en) 2015-11-18
RU2018115677A3 (ru) 2020-03-27
RU2762479C2 (ru) 2021-12-21
US20190168200A1 (en) 2019-06-06
EP3334911A1 (en) 2018-06-20
EP3334911B1 (en) 2020-12-02
GB2545296A (en) 2017-06-14
GB2545296B (en) 2020-06-17

Similar Documents

Publication Publication Date Title
RU2018115677A (ru) ПАССИВНЫЙ NOx-АДСОРБЕР
RU2018115699A (ru) ПАССИВНЫЙ NOx-АДСОРБЕР
JP2018538123A5 (ru)
RU2019137664A (ru) ПАССИВНЫЙ АДСОРБЕР NOx
JP2018537268A5 (ru)
JP7179900B2 (ja) Ｓｃｒ触媒担持フィルター、系および方法
RU2018116564A (ru) ВЫХЛОПНАЯ СИСТЕМА, СОДЕРЖАЩАЯ ПАССИВНЫЙ NOx-АДСОРБЕР
EP3077085B1 (en) Passive nox adsorber comprising noble metal and small pore molecular sieve
RU2013158339A (ru) Катализатор на основе металла платиновой группы (мпг) для обработки выхлопных газов
RU2016133222A (ru) Катализатор окисления дизельного топлива и система выпуска выхлопных газов
RU2017132853A (ru) ПАССИВНЫЙ АДСОРБЕР NOx
RU2016142583A (ru) ДИЗЕЛЬНЫЙ ОКИСЛИТЕЛЬНЫЙ КАТАЛИЗАТОР, ОБЛАДАЮЩИЙ АКТИВНОСТЬЮ АДСОРБЕРА NOx
US20190217269A1 (en) Passive nox adsorber
US20170001169A1 (en) PASSIVE NOx ADSORBER
JP2018513782A5 (ru)
JP2017508606A5 (ru)
RU2020133434A (ru) ПАССИВНЫЙ АДСОРБЕНТ NOx
RU2018111984A (ru) Интегрированные каталические системы окисления аммиака и scr
EP3194053A1 (en) Exhaust system with a modified lean noxtrap
RU2018103067A (ru) Каталитический фильтр с проточными стенками, снабженный мембраной
RU2018139661A (ru) Выхлопная система для дизельного двигателя
BR112014031057B1 (pt) Uso de um catalisador de oxidação
JP7486314B2 (ja) 貧酸素排気からの触媒保護システム
GB2538877A (en) Passive NOx adsorber