WO2016044086A1 - Exhaust mixing assembly - Google Patents

Exhaust mixing assembly Download PDF

Info

Publication number
WO2016044086A1
WO2016044086A1 PCT/US2015/049638 US2015049638W WO2016044086A1 WO 2016044086 A1 WO2016044086 A1 WO 2016044086A1 US 2015049638 W US2015049638 W US 2015049638W WO 2016044086 A1 WO2016044086 A1 WO 2016044086A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust
exhaust treatment
flow
decomposition tube
treatment component
Prior art date
Application number
PCT/US2015/049638
Other languages
English (en)
French (fr)
Inventor
Manoj Sampath
Omkar Champhekar
Original Assignee
Tenneco Automotive Operating Company 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
Priority claimed from US14/486,253 external-priority patent/US9364790B2/en
Application filed by Tenneco Automotive Operating Company Inc. filed Critical Tenneco Automotive Operating Company Inc.
Priority to CN201580049389.1A priority Critical patent/CN106715853B/zh
Priority to DE112015004192.3T priority patent/DE112015004192T5/de
Publication of WO2016044086A1 publication Critical patent/WO2016044086A1/en

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
    • 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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
    • B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
    • B01F23/2132—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • B01F25/4332—Mixers with a strong change of direction in the conduit for homogenizing the flow
    • 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
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/93—Arrangements, nature or configuration of flow guiding elements
    • B01F2025/931—Flow guiding elements surrounding feed openings, e.g. jet nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Exhaust Gas After Treatment (AREA)
PCT/US2015/049638 2014-09-15 2015-09-11 Exhaust mixing assembly WO2016044086A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201580049389.1A CN106715853B (zh) 2014-09-15 2015-09-11 排气混合组件
DE112015004192.3T DE112015004192T5 (de) 2014-09-15 2015-09-11 Abgasmischanordnung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/486,253 US9364790B2 (en) 2013-05-07 2014-09-15 Exhaust mixing assembly
US14/486,253 2014-09-15

Publications (1)

Publication Number Publication Date
WO2016044086A1 true WO2016044086A1 (en) 2016-03-24

Family

ID=55533710

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2015/049638 WO2016044086A1 (en) 2014-09-15 2015-09-11 Exhaust mixing assembly

Country Status (3)

Country Link
CN (1) CN106715853B (zh)
DE (1) DE112015004192T5 (zh)
WO (1) WO2016044086A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017215459A1 (zh) * 2016-06-13 2017-12-21 天纳克（苏州）排放系统有限公司 尾气后处理混合装置
GB2568811A (en) * 2017-10-05 2019-05-29 Caterpillar Inc Diesel exhaust fluid mixing
CN114645757A (zh) * 2022-02-15 2022-06-21 宁波科森净化器制造有限公司 一种尾气后处理混合装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106894870B (zh) * 2015-12-18 2020-07-03 天纳克（苏州）排放系统有限公司 发动机排气后处理装置
US10329985B2 (en) * 2017-06-27 2019-06-25 Tenneco Automotive Operating Company Inc. Impingement mixer for exhaust treatment
US10024217B1 (en) * 2017-08-22 2018-07-17 Cummins Emission Solutions Inc. Reductant decomposition reactor chamber
CN110237654A (zh) * 2018-03-09 2019-09-17 杨筑驿 气体清净装置
WO2020049085A1 (en) * 2018-09-06 2020-03-12 Cnh Industrial Italia S.P.A. Improved after treatment system for a vehicle
CN111927602B (zh) * 2020-08-18 2022-04-12 无锡威孚力达催化净化器有限责任公司 一种双旋流管橫置的混合装置
CN112459884B (zh) * 2020-11-30 2022-02-15 郑州日产汽车有限公司 一种柴油国六b结构催化器
DE102021003809A1 (de) 2021-07-26 2023-01-26 Daimler Truck AG Abgasnachbehandlungseinrichtung für ein Kraftfahrzeug

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090019843A1 (en) * 2007-07-17 2009-01-22 Ford Global Technologies, Llc Approach for Delivering a Liquid Reductant into an Exhaust Flow of a Fuel Burning Engine
JP2009103019A (ja) * 2007-10-23 2009-05-14 Hino Motors Ltd 排気浄化装置
US20090229254A1 (en) * 2008-03-17 2009-09-17 Cummins Filtrations Ip, Inc. Flow reversal chambers for increased residence time
US20110308234A1 (en) * 2010-06-22 2011-12-22 Korneel De Rudder Dosing and mixing arrangement for use in exhaust aftertreatment
US20120227390A1 (en) * 2011-03-09 2012-09-13 Megan Wikaryasz Tri-Flow Exhaust Treatment Device with Reductant Mixing Tube

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2055187U (zh) * 1989-06-13 1990-03-28 西安市华颖新技术应用研究所 旋流式节油器
DE102009036511B4 (de) * 2009-08-07 2023-11-09 Friedrich Boysen Gmbh & Co. Kg Abgasanlage
EP2453113B1 (en) * 2010-11-10 2015-03-11 Volvo Car Corporation Exhaust-gas aftertreatment device
SE536062C2 (sv) * 2011-09-26 2013-04-23 Scania Cv Ab Arrangemang utrustat med värmeöverförande flänsar för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor
EP2861328B8 (en) * 2012-06-15 2018-04-25 Cummins IP, Inc. Reductant decomposition and mixing system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090019843A1 (en) * 2007-07-17 2009-01-22 Ford Global Technologies, Llc Approach for Delivering a Liquid Reductant into an Exhaust Flow of a Fuel Burning Engine
JP2009103019A (ja) * 2007-10-23 2009-05-14 Hino Motors Ltd 排気浄化装置
US20090229254A1 (en) * 2008-03-17 2009-09-17 Cummins Filtrations Ip, Inc. Flow reversal chambers for increased residence time
US20110308234A1 (en) * 2010-06-22 2011-12-22 Korneel De Rudder Dosing and mixing arrangement for use in exhaust aftertreatment
US20120227390A1 (en) * 2011-03-09 2012-09-13 Megan Wikaryasz Tri-Flow Exhaust Treatment Device with Reductant Mixing Tube

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017215459A1 (zh) * 2016-06-13 2017-12-21 天纳克（苏州）排放系统有限公司 尾气后处理混合装置
GB2568811A (en) * 2017-10-05 2019-05-29 Caterpillar Inc Diesel exhaust fluid mixing
US10954841B2 (en) 2017-10-05 2021-03-23 Caterpillar Inc. Diesel exhaust fluid mixing
GB2568811B (en) * 2017-10-05 2022-12-28 Caterpillar Inc Diesel exhaust fluid mixing
CN114645757A (zh) * 2022-02-15 2022-06-21 宁波科森净化器制造有限公司 一种尾气后处理混合装置
CN114645757B (zh) * 2022-02-15 2023-03-10 宁波科森净化器制造有限公司 一种尾气后处理混合装置

Also Published As

Publication number Publication date
CN106715853B (zh) 2019-07-05
CN106715853A (zh) 2017-05-24
DE112015004192T5 (de) 2017-06-01

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