GB202117927D0 - Systems and methods for mixing exhaust gases and reductant in an aftertreatment system - Google Patents

Systems and methods for mixing exhaust gases and reductant in an aftertreatment system

Info

Publication number
GB202117927D0
GB202117927D0 GBGB2117927.0A GB202117927A GB202117927D0 GB 202117927 D0 GB202117927 D0 GB 202117927D0 GB 202117927 A GB202117927 A GB 202117927A GB 202117927 D0 GB202117927 D0 GB 202117927D0
Authority
GB
United Kingdom
Prior art keywords
reductant
systems
methods
exhaust gases
aftertreatment system
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
GBGB2117927.0A
Other versions
GB2598696A (en
GB2598696B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cummins Emission Solutions Inc
Original Assignee
Cummins Emission Solutions 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 Cummins Emission Solutions Inc filed Critical Cummins Emission Solutions Inc
Publication of GB202117927D0 publication Critical patent/GB202117927D0/en
Publication of GB2598696A publication Critical patent/GB2598696A/en
Application granted granted Critical
Publication of GB2598696B publication Critical patent/GB2598696B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01N3/24—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
    • 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
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3121—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • 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
    • F01N2240/20—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 flow director or deflector
    • 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
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
GB2117927.0A 2019-06-14 2019-06-14 Systems and methods for mixing exhaust gases and reductant in an aftertreatment system Active GB2598696B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2019/054988 WO2020250015A1 (en) 2019-06-14 2019-06-14 Systems and methods for mixing exhaust gases and reductant in an aftertreatment system

Publications (3)

Publication Number Publication Date
GB202117927D0 true GB202117927D0 (en) 2022-01-26
GB2598696A GB2598696A (en) 2022-03-09
GB2598696B GB2598696B (en) 2022-08-24

Family

ID=67107930

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2117927.0A Active GB2598696B (en) 2019-06-14 2019-06-14 Systems and methods for mixing exhaust gases and reductant in an aftertreatment system

Country Status (5)

Country Link
CN (1) CN113950571B (en)
BR (1) BR112021025076A2 (en)
DE (1) DE112019007452B4 (en)
GB (1) GB2598696B (en)
WO (1) WO2020250015A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024049811A1 (en) * 2022-09-02 2024-03-07 Cummins Emission Solutions Inc. Exhaust aftertreatment system including mixer with injector cone

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5787104B2 (en) * 2013-02-21 2015-09-30 トヨタ自動車株式会社 Dispersion plate and dispersion device
DE102015103425B3 (en) * 2015-03-09 2016-05-19 Tenneco Gmbh mixing device
US20180078912A1 (en) * 2016-09-16 2018-03-22 GM Global Technology Operations LLC Low pressure drop swirling flow mixer
US10443477B2 (en) * 2017-04-25 2019-10-15 Tenneco Automotive Operating Company Inc. Counter-swirl mixer
GB2577212B (en) * 2017-06-06 2022-02-16 Cummins Emission Solutions Inc Systems and methods for mixing exhaust gases and reductant in an aftertreatment system
US10138789B1 (en) * 2017-07-18 2018-11-27 GM Global Technology Operations LLC Exhaust gas treatment systems utilizing a plurality of reduced-resistance mixers

Also Published As

Publication number Publication date
DE112019007452B4 (en) 2023-09-28
CN113950571B (en) 2022-11-18
BR112021025076A2 (en) 2022-02-01
CN113950571A (en) 2022-01-18
GB2598696A (en) 2022-03-09
WO2020250015A1 (en) 2020-12-17
GB2598696B (en) 2022-08-24
DE112019007452T5 (en) 2022-02-24

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