BR112014002529A2 - sistema de tratamento de exaustão com catalisador de nox baixo de hidrocarbonetos - Google Patents

sistema de tratamento de exaustão com catalisador de nox baixo de hidrocarbonetos

Info

Publication number
BR112014002529A2
BR112014002529A2 BR112014002529A BR112014002529A BR112014002529A2 BR 112014002529 A2 BR112014002529 A2 BR 112014002529A2 BR 112014002529 A BR112014002529 A BR 112014002529A BR 112014002529 A BR112014002529 A BR 112014002529A BR 112014002529 A2 BR112014002529 A2 BR 112014002529A2
Authority
BR
Brazil
Prior art keywords
nox catalyst
exhaust
regeneration unit
treatment system
low nox
Prior art date
Application number
BR112014002529A
Other languages
English (en)
Portuguese (pt)
Inventor
J Kotrba Adam
Salanta Gabriel
Jackson Timothy
Original Assignee
Tenneco Automotive Operating Co Inc
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 Tenneco Automotive Operating Co Inc filed Critical Tenneco Automotive Operating Co Inc
Publication of BR112014002529A2 publication Critical patent/BR112014002529A2/pt

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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filter
    • 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
    • F01N3/02—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
    • F01N3/023—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 using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/025—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 using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to 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
    • F01N3/02—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
    • 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
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • 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
    • 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
    • F01N2240/14—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a fuel burner
    • 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
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
BR112014002529A 2011-08-04 2012-07-19 sistema de tratamento de exaustão com catalisador de nox baixo de hidrocarbonetos BR112014002529A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/197,848 US20110283685A1 (en) 2009-04-27 2011-08-04 Exhaust Treatment System With Hydrocarbon Lean NOx Catalyst
PCT/US2012/047347 WO2013019419A2 (en) 2011-08-04 2012-07-19 Exhaust treatment system with hydrocarbon lean nox catalyst

Publications (1)

Publication Number Publication Date
BR112014002529A2 true BR112014002529A2 (pt) 2017-03-14

Family

ID=47629842

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014002529A BR112014002529A2 (pt) 2011-08-04 2012-07-19 sistema de tratamento de exaustão com catalisador de nox baixo de hidrocarbonetos

Country Status (8)

Country Link
US (1) US20110283685A1 (enrdf_load_stackoverflow)
JP (1) JP2014527592A (enrdf_load_stackoverflow)
KR (1) KR20140050092A (enrdf_load_stackoverflow)
CN (1) CN103732876A (enrdf_load_stackoverflow)
BR (1) BR112014002529A2 (enrdf_load_stackoverflow)
DE (1) DE112012003226T5 (enrdf_load_stackoverflow)
IN (1) IN2014CN00718A (enrdf_load_stackoverflow)
WO (1) WO2013019419A2 (enrdf_load_stackoverflow)

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US8793983B2 (en) 2012-05-07 2014-08-05 Electro-Motive Diesel, Inc. Heater tube for an exhaust system
US9291126B2 (en) * 2012-10-16 2016-03-22 Caterpillar Inc. Valve and filter assembly for a regeneration system
US9234444B2 (en) * 2013-02-28 2016-01-12 Caterpillar Inc. Flame detection system for particulate filter regeneration
US8893478B2 (en) * 2013-03-01 2014-11-25 Tenneco Automotive Operating Company Inc. Compressor for exhaust treatment system
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CN104196596A (zh) * 2014-09-11 2014-12-10 葫芦岛市乾海石化产品有限公司 一种以复合醇为助剂的柴油机微粒捕集再生装置
DE112016007651B4 (de) 2015-03-24 2024-09-05 Cummins Emission Solutions Inc. Integriertes Nachbehandlungssystem
DE102015220408A1 (de) * 2015-10-20 2017-04-20 Robert Bosch Gmbh Verfahren und Vorrichtung zur Beheizung eines Katalysators
WO2017145235A1 (ja) * 2016-02-22 2017-08-31 日野自動車 株式会社 排気浄化システム
CN106014552A (zh) * 2016-05-18 2016-10-12 同济大学 一种排气温度控制系统
JP2018071360A (ja) * 2016-10-25 2018-05-10 株式会社三五 排気浄化装置
KR102603482B1 (ko) * 2016-10-26 2023-11-16 에이치디현대인프라코어 주식회사 배기가스 후처리 시스템
US10465588B2 (en) 2017-12-29 2019-11-05 Automotive Research & Testing Center Method for estimating efficiency of a particulate filter
JP2020008001A (ja) * 2018-07-11 2020-01-16 日本碍子株式会社 排ガス加熱システム及び排ガス加熱方法
JP7443822B2 (ja) * 2020-02-28 2024-03-06 三菱ふそうトラック・バス株式会社 排気浄化装置
CN112664298A (zh) * 2020-06-16 2021-04-16 长城汽车股份有限公司 用于车辆的排气净化系统以及车辆的排气净化方法
DE102021209417A1 (de) * 2021-08-27 2023-03-02 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren, Recheneinheit und Computerprogramm zum Ermitteln einer mittels einer elektrischen Luftpumpe in einer Abgasanlage einer Brennkraftmaschine bereitgestellten Luftmenge
CN113775399A (zh) * 2021-10-19 2021-12-10 中车戚墅堰机车有限公司 一种内燃机车尾气二次燃烧净化系统
KR102671528B1 (ko) 2022-01-20 2024-06-03 제주대학교 산학협력단 질소산화물의 촉매 환원 성능 향상을 위한 질소산화물 환원제 전처리 장치 및 이를 포함하는 질소산화물 저감 장치
DE102023108324A1 (de) * 2023-03-27 2024-10-02 Tenneco Gmbh Zündeinrichtung

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Also Published As

Publication number Publication date
IN2014CN00718A (enrdf_load_stackoverflow) 2015-04-03
JP2014527592A (ja) 2014-10-16
DE112012003226T5 (de) 2014-05-15
KR20140050092A (ko) 2014-04-28
WO2013019419A2 (en) 2013-02-07
WO2013019419A3 (en) 2013-03-28
US20110283685A1 (en) 2011-11-24
CN103732876A (zh) 2014-04-16

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]