DE112011103529A5 - Nozzle for introducing reducing agent - Google Patents

Nozzle for introducing reducing agent Download PDF

Info

Publication number
DE112011103529A5
DE112011103529A5 DE112011103529T DE112011103529T DE112011103529A5 DE 112011103529 A5 DE112011103529 A5 DE 112011103529A5 DE 112011103529 T DE112011103529 T DE 112011103529T DE 112011103529 T DE112011103529 T DE 112011103529T DE 112011103529 A5 DE112011103529 A5 DE 112011103529A5
Authority
DE
Germany
Prior art keywords
nozzle
reducing agent
introducing reducing
introducing
agent
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
DE112011103529T
Other languages
German (de)
Other versions
DE112011103529B4 (en
Inventor
Stefan Kohrs
Sascha Haverkamp
Thomas Groeschl
Andreas Lang
Michael Wolf
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.)
Tenneco GmbH
Original Assignee
Tenneco GmbH
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 GmbH filed Critical Tenneco GmbH
Publication of DE112011103529A5 publication Critical patent/DE112011103529A5/en
Application granted granted Critical
Publication of DE112011103529B4 publication Critical patent/DE112011103529B4/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
    • F01N3/18—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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • 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
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
DE112011103529.2T 2010-10-21 2011-10-21 Nozzle for introducing reducing agent Active DE112011103529B4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102010049018.0 2010-10-21
DE201010049018 DE102010049018A1 (en) 2010-10-21 2010-10-21 Nozzle for introducing reducing agent
PCT/EP2011/068487 WO2012052560A1 (en) 2010-10-21 2011-10-21 Fitting for introducing reductant

Publications (2)

Publication Number Publication Date
DE112011103529A5 true DE112011103529A5 (en) 2013-09-12
DE112011103529B4 DE112011103529B4 (en) 2018-07-12

Family

ID=44992879

Family Applications (2)

Application Number Title Priority Date Filing Date
DE201010049018 Withdrawn DE102010049018A1 (en) 2010-10-21 2010-10-21 Nozzle for introducing reducing agent
DE112011103529.2T Active DE112011103529B4 (en) 2010-10-21 2011-10-21 Nozzle for introducing reducing agent

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE201010049018 Withdrawn DE102010049018A1 (en) 2010-10-21 2010-10-21 Nozzle for introducing reducing agent

Country Status (2)

Country Link
DE (2) DE102010049018A1 (en)
WO (1) WO2012052560A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008001547U1 (en) 2007-07-24 2008-04-10 Emcon Technologies Germany (Augsburg) Gmbh Assembly for introducing a reducing agent into the exhaust pipe of an exhaust system of an internal combustion engine
DE202013006962U1 (en) 2013-08-05 2013-08-28 Tenneco Gmbh mixing chamber
CN106414931B (en) 2014-06-03 2019-06-28 佛吉亚排放控制技术美国有限公司 The component of mixer and dispensing mechanism Tapered Cup
DE102014215084C5 (en) * 2014-07-31 2023-10-05 Purem GmbH Injection device and associated manufacturing process
DE102015103425B3 (en) 2015-03-09 2016-05-19 Tenneco Gmbh mixing device
WO2016176078A1 (en) 2015-04-30 2016-11-03 Faurecia Emissions Control Technologies, Usa, Llc Mixer with integrated doser cone
US9719397B2 (en) 2015-04-30 2017-08-01 Faurecia Emissions Control Technologies Usa, Llc Mixer with integrated doser cone
US9828897B2 (en) 2015-04-30 2017-11-28 Faurecia Emissions Control Technologies Usa, Llc Mixer for a vehicle exhaust system
WO2016176076A1 (en) 2015-04-30 2016-11-03 Faurecia Emissions Control Technologies, Usa, Llc Full rotation mixer
DE112016007361T5 (en) 2016-10-21 2019-07-04 Faurecia Emissions Control Technologies, Usa, Llc Reductant mixer
EP3517203A1 (en) * 2018-01-26 2019-07-31 Donaldson Company, Inc. Mixing device for mixing a spray from an injector into a gas and system comprising same
US10787946B2 (en) 2018-09-19 2020-09-29 Faurecia Emissions Control Technologies, Usa, Llc Heated dosing mixer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0621555B2 (en) * 1989-02-27 1994-03-23 神鋼電機株式会社 Ammonia mixing device in denitration device
DE19820990A1 (en) * 1998-05-11 1999-11-18 Babcock Anlagen Gmbh Device in a plant for the reduction of nitrogen oxides
DE10342003A1 (en) * 2003-09-05 2005-03-31 Robert Bosch Gmbh Apparatus for processing a reducing agent precursor solution for exhaust aftertreatment
JP2007032472A (en) 2005-07-28 2007-02-08 Hitachi Ltd Exhaust gas treatment device using urea water
DE202008001547U1 (en) * 2007-07-24 2008-04-10 Emcon Technologies Germany (Augsburg) Gmbh Assembly for introducing a reducing agent into the exhaust pipe of an exhaust system of an internal combustion engine
DE102008008564A1 (en) * 2008-02-08 2009-08-13 Robert Bosch Gmbh Dosing device for pollutant reduction in exhaust gases
DE102008041486A1 (en) 2008-08-22 2010-02-25 Robert Bosch Gmbh Dosing system for inserting pollutant decreasing medium in exhaust gas, particularly for inserting reducing agent or reducing agent-precursor, has dosing module for dosing pollutant decreasing medium
EP2189633B1 (en) * 2008-11-22 2011-11-02 Grundfos Management A/S Device to discharge urine solution in a waste gas line

Also Published As

Publication number Publication date
DE112011103529B4 (en) 2018-07-12
DE102010049018A1 (en) 2012-04-26
WO2012052560A1 (en) 2012-04-26

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R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F01N0003200000

Ipc: F01N0003100000

R012 Request for examination validly filed

Effective date: 20130905

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F01N0003200000

Ipc: F01N0003100000

Effective date: 20131016

R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final