SE536832C2 - Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor - Google Patents

Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor Download PDF

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Publication number
SE536832C2
SE536832C2 SE1251488A SE1251488A SE536832C2 SE 536832 C2 SE536832 C2 SE 536832C2 SE 1251488 A SE1251488 A SE 1251488A SE 1251488 A SE1251488 A SE 1251488A SE 536832 C2 SE536832 C2 SE 536832C2
Authority
SE
Sweden
Prior art keywords
mixing chamber
exhaust gases
wall
exhaust duct
liquid medium
Prior art date
Application number
SE1251488A
Other languages
English (en)
Swedish (sv)
Other versions
SE1251488A1 (sv
Inventor
Fredrik Holmberg
Henrik Birgersson
Hans Göransson
Tommy Eriksson
Morgan Colling
Eric Furbo
Niklas Nordin
Original Assignee
Scania Cv Ab
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 Scania Cv Ab filed Critical Scania Cv Ab
Priority to SE1251488A priority Critical patent/SE536832C2/sv
Priority to BR112015014580A priority patent/BR112015014580A2/pt
Priority to RU2015129689A priority patent/RU2609009C2/ru
Priority to KR1020157019141A priority patent/KR20150092337A/ko
Priority to PCT/SE2013/051456 priority patent/WO2014098728A1/en
Priority to EP13864833.2A priority patent/EP2935817A4/de
Publication of SE1251488A1 publication Critical patent/SE1251488A1/sv
Publication of SE536832C2 publication Critical patent/SE536832C2/sv

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
    • F01N3/24—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
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/915—Reverse flow, i.e. flow changing substantially 180° in direction
    • 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
    • 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
    • B01F23/21321—High pressure atomization, i.e. the liquid is atomized and sprayed by a jet at high pressure
    • 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
    • B01F25/435—Mixing tubes composed of concentric tubular members
    • 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
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/08—Gas passages being formed between the walls of an outer shell and an inner chamber
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
    • 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
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/30—Tubes with restrictions, i.e. venturi or the like, e.g. for sucking air or measuring mass 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
    • 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
    • F01N2610/10—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance
    • F01N2610/102—Adding substances to exhaust gases the substance being heated, e.g. by heating tank or supply line of the added substance after addition to exhaust gases, e.g. by a passively or actively heated surface in the exhaust conduit
    • 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)
SE1251488A 2012-12-21 2012-12-21 Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor SE536832C2 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE1251488A SE536832C2 (sv) 2012-12-21 2012-12-21 Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor
BR112015014580A BR112015014580A2 (pt) 2012-12-21 2013-12-05 arranjo para inserir um meio líquido para dentro do escapamento a partir de um motor de combustão
RU2015129689A RU2609009C2 (ru) 2012-12-21 2013-12-05 Устройство для введения жидкой среды в выхлопные газы двигателя внутреннего сгорания
KR1020157019141A KR20150092337A (ko) 2012-12-21 2013-12-05 연소 엔진으로부터 나오는 배기가스에 액상 매체를 주입하는 장치
PCT/SE2013/051456 WO2014098728A1 (en) 2012-12-21 2013-12-05 Arrangement to insert a liquid medium into exhausts from a combustion engine
EP13864833.2A EP2935817A4 (de) 2012-12-21 2013-12-05 Anordnung zum einbringen eines flüssigen mediums in abgase aus einem verbrennungsmotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1251488A SE536832C2 (sv) 2012-12-21 2012-12-21 Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor

Publications (2)

Publication Number Publication Date
SE1251488A1 SE1251488A1 (sv) 2014-06-22
SE536832C2 true SE536832C2 (sv) 2014-09-23

Family

ID=50978863

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1251488A SE536832C2 (sv) 2012-12-21 2012-12-21 Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor

Country Status (6)

Country Link
EP (1) EP2935817A4 (de)
KR (1) KR20150092337A (de)
BR (1) BR112015014580A2 (de)
RU (1) RU2609009C2 (de)
SE (1) SE536832C2 (de)
WO (1) WO2014098728A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016003739A1 (de) * 2016-03-31 2017-10-05 Man Diesel & Turbo Se Abgasnachbehandlungssystem und Brennkraftmaschine
US10337380B2 (en) 2017-07-07 2019-07-02 Faurecia Emissions Control Technologies, Usa, Llc Mixer for a vehicle exhaust system
US10577995B2 (en) 2017-08-25 2020-03-03 Faurecia Emissions Control Technologies, Usa, Llc Double wall mixer with active heat transfer
US10287948B1 (en) 2018-04-23 2019-05-14 Faurecia Emissions Control Technologies, Usa, Llc High efficiency mixer for vehicle exhaust system
US10316721B1 (en) 2018-04-23 2019-06-11 Faurecia Emissions Control Technologies, Usa, Llc High efficiency mixer for vehicle exhaust system
US10787946B2 (en) 2018-09-19 2020-09-29 Faurecia Emissions Control Technologies, Usa, Llc Heated dosing mixer
CN110397496A (zh) * 2019-07-31 2019-11-01 天纳克（苏州）排放系统有限公司 尾气后处理装置
US11193412B2 (en) 2019-09-30 2021-12-07 Faurecia Emissions Control Technologies, Usa, Llc Automotive exhaust aftertreatment system
US11788454B2 (en) 2020-11-23 2023-10-17 Faurecia Emissions Control Technologies, Usa, Llc Flow diverter for high efficiency mixer

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630030A (en) * 1970-02-09 1971-12-28 Donaldson Co Inc Liquid-attenuated exhaust system
DE59605314D1 (de) * 1995-06-28 2000-06-29 Siemens Ag Verfahren und einrichtung zum katalytischen reinigen des abgases aus einer verbrennungsanlage
JP2005105970A (ja) * 2003-09-30 2005-04-21 Nissan Diesel Motor Co Ltd エンジンの排気浄化装置
DE102004004738A1 (de) * 2004-01-30 2005-08-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Nachbehandlung eines Abgases einer Verbrennungsmaschine
JP2005226528A (ja) * 2004-02-12 2005-08-25 Tokyo Roki Co Ltd Ｓｃｒマフラー
SE528119C2 (sv) * 2004-08-06 2006-09-05 Scania Cv Ab Arrangemang för att tillföra ett medium till en avgasledning hos en förbränningsmotor
FR2910533A1 (fr) * 2006-12-21 2008-06-27 Renault Sas Dispositif pour la regeneration d'un systeme de depollution des gaz d'echappement d'un moteur thermique
DE102007048560A1 (de) * 2007-10-09 2009-04-23 Audi Ag Vorrichtung zum Nachbehandeln von Abgasen einer magerlauffähigen Brennkraftmaschine
WO2010078052A1 (en) * 2008-12-17 2010-07-08 Donaldson Company, Inc. Flow device for an exhaust system
DE102009036511B4 (de) * 2009-08-07 2023-11-09 Friedrich Boysen Gmbh & Co. Kg Abgasanlage
SE535235C2 (sv) * 2010-10-22 2012-06-05 Scania Cv Abp Arrangemang för att införa ett vätskeformigt medium i avgaser från en förbränningsmotor
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

Also Published As

Publication number Publication date
EP2935817A1 (de) 2015-10-28
RU2015129689A (ru) 2017-01-30
WO2014098728A1 (en) 2014-06-26
BR112015014580A2 (pt) 2017-07-11
RU2609009C2 (ru) 2017-01-30
KR20150092337A (ko) 2015-08-12
EP2935817A4 (de) 2016-09-28
SE1251488A1 (sv) 2014-06-22

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