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BRPI0900806B1 - arranjo para tratamento posterior de gás de escape em motores de combustão interna e método para a fabricação de um arranjo para tratamento posterior de gás de escape em motores de combustão interna - Google Patents

arranjo para tratamento posterior de gás de escape em motores de combustão interna e método para a fabricação de um arranjo para tratamento posterior de gás de escape em motores de combustão interna Download PDF

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Publication number
BRPI0900806B1
BRPI0900806B1 BRPI0900806A BRPI0900806A BRPI0900806B1 BR PI0900806 B1 BRPI0900806 B1 BR PI0900806B1 BR PI0900806 A BRPI0900806 A BR PI0900806A BR PI0900806 A BRPI0900806 A BR PI0900806A BR PI0900806 B1 BRPI0900806 B1 BR PI0900806B1
Authority
BR
Brazil
Prior art keywords
arrangement
exhaust gas
internal combustion
treatment
combustion engines
Prior art date
Application number
BRPI0900806A
Other languages
English (en)
Inventor
Döring Andreas
Original Assignee
Man Nutzfahzeuge Ag
Man Truck & Bus Ag
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 Man Nutzfahzeuge Ag, Man Truck & Bus Ag filed Critical Man Nutzfahzeuge Ag
Publication of BRPI0900806A2 publication Critical patent/BRPI0900806A2/pt
Publication of BRPI0900806B1 publication Critical patent/BRPI0900806B1/pt

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
    • B01D53/9431—Processes characterised by a specific device
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/18—Synthetic zeolitic molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2045—Calcium
    • 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
    • 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
    • B01D2255/20723—Vanadium
    • 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
    • B01D2255/207—Transition metals
    • B01D2255/20769—Molybdenum
    • 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
    • B01D2255/90—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
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

arranjo para tratamento posterior de gás de escape em motores de combustao interna e método para a fabricação de um arranjo para tratamento posterior de gás de escape em motores de combustao interna. arranjo para o tratamento posterior em motores de combustão interna operados com excesso de ar, tais como motores diesel e motores otto com injeção direta, sendo que o arranjo para a redução de áxidos de nitrogênio contém pelo menos um catalisador de armazenamento de no~ x~ instalado no tubo de gás de escape de um motor de combustão interna, no qual são armazenados óxidos de nitrogênio em fases operacionais pobres e esses áxidos de nitrogênio armazenados serem reduzidos em fases operacionais ricas. está previsto dispor entre o gás de escape e pelo menos um catalisador de armazenamento de no~ x~ e/ou em curso ascendente de pelo menos um catalisador de armazenamento de no~ x~, pelo menos uma peneira molecular, que retém diáxido de enxofre de pelo menos um catalisador de armazenamento de no~ x~.
BRPI0900806A 2008-04-12 2009-03-09 arranjo para tratamento posterior de gás de escape em motores de combustão interna e método para a fabricação de um arranjo para tratamento posterior de gás de escape em motores de combustão interna BRPI0900806B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008018520A DE102008018520A1 (de) 2008-04-12 2008-04-12 Schwefelresistentes Abgasnachbehandlungssystem zur Vermeidung von Stickoxiden

Publications (2)

Publication Number Publication Date
BRPI0900806A2 BRPI0900806A2 (pt) 2009-12-01
BRPI0900806B1 true BRPI0900806B1 (pt) 2020-04-28

Family

ID=40937583

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0900806A BRPI0900806B1 (pt) 2008-04-12 2009-03-09 arranjo para tratamento posterior de gás de escape em motores de combustão interna e método para a fabricação de um arranjo para tratamento posterior de gás de escape em motores de combustão interna

Country Status (7)

Country Link
US (2) US8236248B2 (pt)
EP (1) EP2108440B1 (pt)
CN (1) CN101555820B (pt)
BR (1) BRPI0900806B1 (pt)
DE (1) DE102008018520A1 (pt)
PL (1) PL2108440T3 (pt)
RU (1) RU2406867C1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5537350B2 (ja) * 2009-11-05 2014-07-02 日本碍子株式会社 ゼオライト構造体及びその製造方法
GB201003784D0 (en) * 2010-03-08 2010-04-21 Johnson Matthey Plc Improvement in control OPF emissions
CN102311126B (zh) * 2010-07-07 2013-04-10 中国石油化工股份有限公司 一种nu-87分子筛的制备方法
DE102014222698B4 (de) * 2014-11-06 2017-12-14 Eberspächer Exhaust Technology GmbH & Co. KG Abgasnachbehandlungseinrichtung mit Injektionsabschnitt

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JPH0763631B2 (ja) * 1988-04-18 1995-07-12 トヨタ自動車株式会社 排気ガス浄化用触媒の製造方法
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DE10049119A1 (de) * 2000-10-04 2002-04-11 Daimler Chrysler Ag Abgasreinigungsanlage mit Schwefelfalle
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KR20020089925A (ko) * 2001-05-25 2002-11-30 대한민국(관리청:특허청장, 승계청:경상대학교총장) 분진과 질소산화물을 동시에 처리하기 위한 촉매필터의제조방법
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Also Published As

Publication number Publication date
US20090255240A1 (en) 2009-10-15
US8236248B2 (en) 2012-08-07
PL2108440T3 (pl) 2014-08-29
RU2009113633A (ru) 2010-10-20
EP2108440A3 (de) 2011-08-10
CN101555820A (zh) 2009-10-14
DE102008018520A1 (de) 2009-10-15
BRPI0900806A2 (pt) 2009-12-01
US20120302432A1 (en) 2012-11-29
US8481442B2 (en) 2013-07-09
RU2406867C1 (ru) 2010-12-20
EP2108440A2 (de) 2009-10-14
CN101555820B (zh) 2016-03-16
EP2108440B1 (de) 2014-02-26

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: MAN TRUCK AND BUS AG (DE)

Free format text: NOME ALTERADO DE: MAN NUTZFAHRZEUGE AG

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 28/04/2020, OBSERVADAS AS CONDICOES LEGAIS.