EP3149302A1 - Dispositif de post-traitement des gaz d'échappement - Google Patents

Dispositif de post-traitement des gaz d'échappement

Info

Publication number
EP3149302A1
EP3149302A1 EP15714421.3A EP15714421A EP3149302A1 EP 3149302 A1 EP3149302 A1 EP 3149302A1 EP 15714421 A EP15714421 A EP 15714421A EP 3149302 A1 EP3149302 A1 EP 3149302A1
Authority
EP
European Patent Office
Prior art keywords
exhaust gas
chambers
exhaust
muffler
chamber
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
EP15714421.3A
Other languages
German (de)
English (en)
Other versions
EP3149302B1 (fr
Inventor
Andreas Döring
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.)
MAN Energy Solutions SE
Original Assignee
MAN Diesel and Turbo SE
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 MAN Diesel and Turbo SE filed Critical MAN Diesel and Turbo SE
Publication of EP3149302A1 publication Critical patent/EP3149302A1/fr
Application granted granted Critical
Publication of EP3149302B1 publication Critical patent/EP3149302B1/fr
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
    • 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
    • F01N13/011—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 having two or more purifying devices arranged in parallel
    • F01N13/017—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 having two or more purifying devices arranged in parallel the purifying devices are arranged in a single housing
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
    • 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
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers 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
    • 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
    • F01N13/009—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 having two or more separate purifying devices arranged in series
    • F01N13/0097—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 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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, e.g. catalysed diesel particulate filters
    • 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
    • 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
    • F01N2230/00—Combination of silencers and other devices
    • 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
    • F01N2230/00—Combination of silencers and other devices
    • F01N2230/04—Catalytic converters
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • F01N2330/04—Methods of manufacturing
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/10—Two or more expansion chambers in parallel
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications

Definitions

  • the invention relates to an exhaust aftertreatment device.
  • an internal combustion engine can be arranged downstream of both catalytic converters and silencers as exhaust aftertreatment assemblies.
  • the catalysts are used in particular for denitrification and / or desulfurization of the exhaust gas and thus the reduction of nitrogen oxide emissions and sulfur oxide emissions.
  • the silencers are used for noise reduction and thus the reduction of noise emissions.
  • the catalysts and mufflers are always designed as separate modules, resulting in a high space requirement.
  • the present invention has the object to provide a novel exhaust aftertreatment device.
  • the exhaust gas aftertreatment device has a housing through which exhaust gas flows, wherein exhaust gas cleaning chambers are formed in the housing and receive catalytic converters and / or particle filters for exhaust gas purification; wherein in the housing silencer chambers are formed, which have a defined depth for sound absorption in the flow direction, and wherein the exhaust gas purification chambers and the silencer chambers spatially serially and flow side are arranged parallel to each other.
  • exhaust gas cleaning components such as catalysts and / or particulate filter and on the other side muffler in an exhaust aftertreatment device, whereby the space requirement compared to the prior art can be reduced.
  • At least some muffler chambers have different depths. Then, if at least some muffler chambers have different depths, different frequencies can be damped in the muffler chambers, so that then a broadband noise attenuation is possible.
  • the exhaust gas cleaning chambers and the muffler chambers are arranged on the flow side parallel to each other, that an exhaust gas stream, which flows through the housing, into a number N exhaust partial streams can be divided, each of which at least one individual exhaust gas for each of the partial exhaust gas streams and preferably at least one for each of the exhaust gas streams flow through individual muffler chamber, the exhaust gas streams can be unified after flowing through the exhaust gas purification chambers and muffler chambers to the exhaust stream.
  • a particularly effective exhaust gas purification in the catalysts and / or particulate filters and on the other hand a particularly effective noise reduction in the muffler chambers with a small space requirement is possible.
  • i 1 to (N-1)
  • This also allows effective exhaust gas cleaning and effective noise reduction while reducing the space requirement.
  • Fig. 1 a schematic representation of an exhaust aftertreatment device according to the invention.
  • the invention relates to an exhaust gas aftertreatment device for an internal combustion engine, in particular for a heavy fuel oil operated marine diesel engine.
  • FIG. 1 shows an exemplary embodiment of an exhaust aftertreatment device 10 according to the invention, the exhaust aftertreatment device 10 having a housing 11 through which exhaust gas flows.
  • the housing 11 has an inlet 12 and an outlet 26 for the exhaust gas 25 flowing through the housing 11 of the exhaust aftertreatment device 10.
  • exhaust gas purification chambers 13, 14, 15 are formed, which receive the exhaust gas purification of the housing 11 of the exhaust gas aftertreatment device 10 by flowing exhaust gas 25 catalysts 16, 17, 18 and / or particulate filter.
  • muffler chambers 19, 20, 21, 22, 23, 24 are formed, which have a defined depth t19, t20, t21, t22, t23, t24 for sound damping in the direction of flow.
  • exhaust gas cleaning chambers 13, 14, 15 and muffler chambers 19, 20, 21, 22, 23, 24 are on the one hand spatially serial and on the other hand flow side arranged parallel to each other.
  • the exhaust gas cleaning chambers 13, 14, 15 and the muffler chambers 19 to 24 are arranged parallel to each other on the flow side, that an exhaust gas stream 25, which enters the housing 11 of the exhaust aftertreatment device 10, into a number N partial exhaust gas streams 25 a, 25 b and 25 c is divisible, the According to FIG. 1, at least one individual exhaust gas purification chamber 13, 14 or 15 flows through each of the exhaust gas partial flows 25a, 25b and 25c.
  • the exhaust partial flow 25a flows through the exhaust gas purification chamber 13, the exhaust gas partial flow 25b through the exhaust gas purification chamber 14 and the exhaust gas partial flow 25c through the exhaust gas purification chamber 15.
  • each of the exhaust partial streams 25a, 25b and 25c at least one for the respective partial exhaust gas flow 25a, 25b and 25c individual muffler chamber, the partial exhaust gas flow 25a the individual muffler chamber 20, the exhaust partial flow 25b the individual muffler chamber 22, the exhaust partial flow 25c the individual muffler chamber 23 through - flows. Accordingly, all the exhaust gas purification chambers 13, 14 and 15 for the exhaust gas streams 25a, 25b and 25c as for the respective partial exhaust streams 25a, 25b and 25c individual exhaust gas purification chambers 13, 14, 15 is always only one of the exhaust gas streams 25a, 25b and 25c flows through.
  • Some of the muffler chambers 19 to 24, namely the muffler chambers 20, 22 and 23 are also designed as individual muffler chambers for the exhaust gas streams 25a, 25b and 25c, so that the muffler chambers 20, 22 and 23 only ever from one of the exhaust gas streams 25a, 25b and 25c are flowed through.
  • Other muffler chambers 19, 21, 24, however, are designed as common muffler chambers, which are flowed through jointly by a plurality of the exhaust gas partial flows 25a, 25b and 25c.
  • the muffler chamber 19 is flowed through by the entire exhaust gas flow 25 and therefore by all three exhaust gas partial flows 25a, 25b and 25c.
  • the muffler chamber 21 is flowed through by the two partial exhaust gas streams 25b and 25c.
  • the muffler chamber 24 in turn flows through the entire exhaust gas flow 25.
  • N 3
  • the exhaust stream 25 is thus divided into three partial exhaust streams 25a, 25b and 25c.
  • the exhaust gas stream 25 can also be divided into only two or more than three partial exhaust streams.
  • the exhaust gas cleaning chambers 13 to 15 and the muffler chambers 19 to 24 are also arranged spatially serially relative to each other so that the or each individual exhaust gas cleaning chamber 13, 14, 15 and the or each individual muffler chamber 20, 22, 23 of an i-th exhaust gas partial flow spatially before the o- of each individual exhaust gas purification chamber and individual silencer chamber of an (i + 1) -th partial exhaust gas stream is arranged.
  • a plurality of catalytic converters 16 to 18 and / or particulate filters can be integrated into the plurality of exhaust gas purification chambers 13 to 15, wherein a plurality of muffler chambers 19 to 24 are also integrated in one and the same housing 11.
  • both effective exhaust gas purification in the exhaust gas purification chambers 13 to 15 and effective sound damping in the muffler chambers 19 to 24 can be ensured in one and the same exhaust aftertreatment device 10, specifically with minimal space requirement of the exhaust aftertreatment device 10 according to the invention.
  • the exhaust aftertreatment device 10 in which at least some of the muffler chambers 19 to 24 have different depths t19 to t24 seen in the flow direction of the same. This can then be attenuated in the individual muffler chambers 19 to 24, which have different depths, different frequencies of the exhaust noise, so that a broadband attenuation of the exhaust noise is possible.
  • the different depths t19 to t24 are advantageously designed so that they correspond to a quarter of the wavelength to be attenuated ( ⁇ / 4). Due to the formation of different depths, different wavelengths can thus be used. be attenuated, whereby a broadband attenuation is possible.
  • the side walls and the end face of the exhaust aftertreatment element are arranged in parallel, so that a standing wave can form.
  • all muffler chambers 19 to 24 each have different depths t19 to t24.
  • Be provided sound absorbing material.
  • the exhaust gas purifying assemblies integrated in the exhaust gas purification chambers 13, 14 and 15 may be SCR catalysts, NOx storage catalysts, CH oxidation catalysts, CO oxidation catalysts, HCHO oxidation catalysts and / or particulate filters.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Silencers (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

Dispositif de post-traitement des gaz d'échappement (10) pour un moteur à combustion interne, en particulier pour un moteur à combustion interne marin fonctionnant à l'huile lourde, lequel dispositif comprend un corps (11) à travers lequel s'écoulent les gaz d'échappement; des chambres de purification de gaz d'échappement (13, 14, 15) formées dans le corps (11), dans lesquelles sont logés des catalyseurs (16, 17, 18) et/ou des filtres à particules pour la purification des gaz d'échappement ; des chambres formant silencieux (19, 20, 21, 22, 23, 24) formées dans le corps (11), qui présentent une profondeur définie dans la direction d'écoulement afin d'atténuer les sons ; les chambres de purification de gaz d'échappement (13, 14, 15) et les chambres formant silencieux (19, 20, 21, 22, 23, 24) étant agencées en série dans l'espace, et parallèlement les unes aux autres côté écoulement.
EP15714421.3A 2014-05-24 2015-04-10 Dispositif de post-traitement des gaz d'échappement Active EP3149302B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014007858.2A DE102014007858A1 (de) 2014-05-24 2014-05-24 Abgasnachbehandlungsvorrichtung
PCT/EP2015/000761 WO2015180809A1 (fr) 2014-05-24 2015-04-10 Dispositif de post-traitement des gaz d'échappement

Publications (2)

Publication Number Publication Date
EP3149302A1 true EP3149302A1 (fr) 2017-04-05
EP3149302B1 EP3149302B1 (fr) 2018-10-24

Family

ID=52814053

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15714421.3A Active EP3149302B1 (fr) 2014-05-24 2015-04-10 Dispositif de post-traitement des gaz d'échappement

Country Status (8)

Country Link
US (1) US10190471B2 (fr)
EP (1) EP3149302B1 (fr)
JP (1) JP6491224B2 (fr)
KR (1) KR20160128386A (fr)
CN (1) CN106460600B (fr)
DE (1) DE102014007858A1 (fr)
DK (1) DK3149302T3 (fr)
WO (1) WO2015180809A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018212579A1 (de) * 2018-07-27 2020-01-30 Bayerische Motoren Werke Aktiengesellschaft Abgasanlage für eine Brennkraftmaschine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2417435A1 (de) 1974-04-10 1975-10-30 Daimler Benz Ag Vorrichtung zur katalytischen reinigung der abgase von brennkraftmaschinen
DE10123361A1 (de) 2001-05-14 2002-11-21 Man Nutzfahrzeuge Ag Fahrzeugabgasanlage mit Katalysatoren in einem Abgasleitungsabschnitt
DE10123359A1 (de) * 2001-05-14 2002-11-21 Man Nutzfahrzeuge Ag Abgasstrang einer Brennkraftmaschine, insbesondere Dieselmotor eines Nutzfahrzeuges wie Lastkraftwagen oder Omnibus, mit integrierten Abgasnachbehandlungs- und Schalldämpfungseinrichtungen
DE10316799A1 (de) * 2003-04-11 2004-10-28 Man Nutzfahrzeuge Ag Kombinierte Abgasnachbehandlungs-/Schalldämpfungsvorrichtung im Abgasstrang einer Brennkraftmaschine
DE10335265B4 (de) * 2003-08-01 2014-02-27 Man Truck & Bus Ag Kraftfahrzeug mit spezieller Anordnung eines Kraftstofftanks, Vorschalldämpfers und Reduktionsmitteltanks
AT500745B8 (de) 2005-02-02 2007-02-15 Pankl Emission Control Systems Abgasreinigungsvorrichtung
JP2006348884A (ja) 2005-06-17 2006-12-28 Hino Motors Ltd 排気浄化装置
DE102005038707A1 (de) * 2005-08-15 2007-03-08 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren und Vorrichtung zur Aufbereitung eines Abgases einer Verbrennungskraftmaschine
GB0909987D0 (en) * 2009-06-11 2009-07-22 Agco Sa Catalytic converter module
DE102010009946B4 (de) 2010-03-02 2016-02-25 Johnson Matthey Catalysts (Germany) Gmbh Abgasreinigungsanlage sowie Verfahren zur Reinigung von Abgas
US20120216515A1 (en) * 2011-02-24 2012-08-30 General Electric Company Device, method, and system for exhaust gas treatment
JP2012202245A (ja) 2011-03-24 2012-10-22 Hitachi Koki Co Ltd マフラ及びそれを備えたエンジン作業機
DE102011015512A1 (de) 2011-03-30 2012-10-04 Dif Die Ideenfabrik Gmbh Kompakte Abgasbehandlungseinheit mit Mischbereich und Verfahren zur Vermischung eines Abgases
JP2013221463A (ja) 2012-04-17 2013-10-28 Daiko Sangyo:Kk 脱硝触媒ユニット内挿型消音装置

Also Published As

Publication number Publication date
JP6491224B2 (ja) 2019-03-27
US10190471B2 (en) 2019-01-29
DK3149302T3 (da) 2019-01-21
US20170268402A1 (en) 2017-09-21
CN106460600A (zh) 2017-02-22
EP3149302B1 (fr) 2018-10-24
KR20160128386A (ko) 2016-11-07
DE102014007858A1 (de) 2015-11-26
JP2017509820A (ja) 2017-04-06
CN106460600B (zh) 2020-08-18
WO2015180809A1 (fr) 2015-12-03

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