EP3129617A1 - Modulare abgasnachbehandlungsvorrichtung für ein abgassystem einer brennkraftmaschine - Google Patents
Modulare abgasnachbehandlungsvorrichtung für ein abgassystem einer brennkraftmaschineInfo
- Publication number
- EP3129617A1 EP3129617A1 EP15708120.9A EP15708120A EP3129617A1 EP 3129617 A1 EP3129617 A1 EP 3129617A1 EP 15708120 A EP15708120 A EP 15708120A EP 3129617 A1 EP3129617 A1 EP 3129617A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- exhaust
- exhaust gas
- aftertreatment device
- agn
- housing
- 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
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
-
- 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
- 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
-
- 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
- F01N3/023—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 using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/0237—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 using means for regenerating the filters, e.g. by burning trapped particles for regenerating ex situ
-
- 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
-
- 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
- F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
- F01N2450/30—Removable or rechangeable blocks or cartridges, e.g. for 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
- 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
- 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
-
- 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
- F01N3/0211—Arrangements for mounting filtering elements in housing, e.g. with means for compensating thermal expansion or vibration
-
- 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
-
- 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
- F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
Definitions
- the invention relates to an exhaust aftertreatment device for an exhaust system of an internal combustion engine and an exhaust gas routing module for such
- an exhaust aftertreatment device for an exhaust system of an internal combustion engine comprising a housing having at least two equivalently formed receptacles for the arrangement of AGN modules, and having at least one exhaust gas routing module which is inserted into one of the receptacles.
- Exhaust gas guide module can be used in any of the images that is provided for the AGN modules, whereby an exhaust system can be flexibly adapted to different requirements.
- a "exhaust-gas guidance module” is to be understood in particular as meaning a module which is merely intended to guide an exhaust-gas flow.
- an “AGN module” is to be understood as a module provided for guiding at least part of the exhaust gas flow, which is at least one for one
- Exhaust after-treatment relevant substrate in particular for the purification of the exhaust gas such as a DPF or SCR module, has, through which the exhaust gas flow
- a “module” is to be understood as meaning, in particular, a unit having one or more components permanently connected to one another, which is intended to be mounted in an assembly step.
- “Provided” is to be understood in particular to be specially designed and / or equipped.
- Exhaust after-treatment device can be achieved. Due to the design as an exhaust gas inlet or exhaust outlet, a structural adaptation of the housing to different
- exhaust system is to be understood as a system for guiding the exhaust gas flow following the internal combustion engine.
- the housing has at least two mutually separate exhaust gas spaces, into which the at least two receptacles engage at least.
- the exhaust gas guide module can be structurally particularly simple, while at the same time a structural adaptation of the AGN modules can be omitted in a special embodiment of the images.
- "separate exhaust gas spaces" is to be understood as meaning, in particular, a separation into an inlet side and an outlet side, wherein the AGN modules
- the exhaust gas guide module has an outer opening for connecting the exhaust system. This allows the exhaust system easily to the
- an opening can be understood, which opens one of the exhaust gas chambers to an environment with dismantled exhaust system.
- an opening on the other hand, an opening should be understood which, in conjunction with a section of the exhaust gas guide tube intended to guide the exhaust gas flow, the outer opening with one of
- the exhaust gas guide module has at least one inner opening which is provided for fluidic connection with only one of the exhaust gas spaces.
- the exhaust gas routing module can easily be used to form the
- Exhaust inlet or the exhaust outlet can be provided.
- the term "merely” is to be understood in particular as meaning that the exhaust-gas routing module all are provided with all internal openings, which the exhaust-gas guidance module has, for the fluidic connection to the same exhaust-gas space.
- the exhaust aftertreatment device comprises at least one fastening means, which is provided to fix the exhaust gas guide module in the receptacle.
- a fastener which to the recording is adapted, a fixation of the exhaust gas guide module in the recording can be particularly easily implemented.
- the fastening means for the exhaust gas guide module corresponds to fastening means which are provided for fixing the AGN modules.
- the exhaust gas routing module is in one
- Ungrounded condition intended to be turned in the recording As a result, the flexibility in the connection of the exhaust system can be further increased. In particular, it is easily possible, the exhaust system in different mounting positions on the housing
- the exhaust-gas routing module can be fastened in the receptacle only in one or more angular positions defined, for example, by a positive connection.
- a fixed angular position can be provided for a connection between the exhaust system and the exhaust gas routing module.
- Fastening means are in particular different clamps advantageous because they allow a fixation in any mounting position, such as by a clamp or by means of U-shaped clamps.
- a screw connection as a fastening means which, due to a rotationally symmetrical arrangement, allows at least one fixation in different discrete angular positions.
- the housing has at least two sides which have recesses for forming the receptacles. This allows the
- Flexibility can be further increased, as it is possible to attach the exhaust gas guide module on both sides of the housing. If the housing has at least one additional exhaust gas inlet connection and / or at least one on at least one further side
- the exhaust system can be connected to three different sides of the housing, whereby a particularly high flexibility can be achieved.
- the housing may also have only a single side with a recess for forming the receptacles. Under a "Abgasauslassstutzen" and a "Abgasauslassstutzen"
- the exhaust aftertreatment device comprises at least one AGN module which is inserted into one of the receptacles and which connects the at least two exhaust gas spaces in terms of flow technology.
- an exhaust gas routing module for an exhaust aftertreatment device which has a connecting flange, which is provided for connection to an exhaust system, and an exhaust pipe, which is intended to be fluidly connected to only one exhaust space of the exhaust aftertreatment device comprises.
- FIG. 1 shows a schematic representation of an internal combustion engine with a
- Fig. 2 shows the exhaust aftertreatment device with an inserted
- Exhaust management module in a side view.
- Fig. 4 is a rotated with respect to FIG. 1 side view of
- FIGS 1 to 4 show an exhaust aftertreatment device 1 for an exhaust system 2, 3 of an internal combustion engine 4.
- the exhaust aftertreatment device 1 is intended to reduce pollutants in an exhaust gas of the internal combustion engine 4, for example by filtering or conversion.
- the exhaust aftertreatment device 1 is intended to reduce pollutants in an exhaust gas of the internal combustion engine 4, for example by filtering or conversion.
- Exhaust after-treatment device 1 a plurality of AGN modules 7, which are provided for filtering and / or catalytic conversion of pollutants.
- the AGN modules 7 have different configurations. All AGN modules 7 of the exhaust aftertreatment device 1 are identical in design and connected in parallel in terms of flow.
- the AGN modules 7 can be designed, for example, as particle filter modules or as catalyst modules, in particular as diesel particle filter modules, as diesel oxidation catalyst modules for reducing CO contents, as SCR catalyst modules for reducing
- Nitrogen oxides or the like are Basically, the illustrated
- Exhaust after-treatment device 1 further devices for exhaust aftertreatment upstream or downstream.
- the further, not shown, device for exhaust aftertreatment form a particle filter when the device shown is designed as an SCR catalyst.
- the AGN modules 7 are typically subject to wear. In order to be able to ensure a functionality of the exhaust aftertreatment device 1, the AGN modules 7 can be expanded. Depending on the design of the AGN modules 7, it may be provided that the AGN modules 7 are replaced individually by new AGN modules 7. Alternatively, it is also conceivable that the AGN modules 7 are mounted again after cleaning. Each of the AGN modules 7 can be individually removed and replaced. At least part of an exhaust gas flow discharged from the engine 4 is passed through the AGN modules 7. To arrange the AGN modules 7 in the exhaust gas flow, the exhaust gas aftertreatment device 1 comprises a housing 5 which has a plurality of receptacles 6 for the AGN modules 7. All recordings 6 are formed equivalent, i. the AGN modules 7 can basically be plugged into any of the receptacles 6.
- the housing 5 which is provided to the exhaust gas flow through the AGN modules. 7
- the housing 5 has an exhaust gas inlet 9 and an exhaust gas outlet 10. Further, the housing 5 comprises a plurality of intermediate walls 21, 22 which separate the housing 5 into two separate exhaust gas spaces 11, 12. The exhaust gas inlet 9 and the exhaust gas outlet 10 are each connected to one of the exhaust gas spaces 11, 12. The pictures 6, in the in
- Exhaust spaces 11, 12 with each other.
- the exhaust gas flow is via the exhaust gas inlet 9 in the first Exhaust gas space 11 initiated.
- the exhaust gas stream splits to the individual AGN modules 7 is passed through the individual AGN modules 7 and collected again in the second exhaust gas chamber 12. Subsequently, the exhaust gas flow through the exhaust outlet 10 is discharged from the housing 5 again.
- the housing 5 has two side walls 16, 17, in which a plurality of recesses 18 are introduced to form the receptacles 6 for the AGN modules 7.
- the receptacles 6 are thereby introduced on both sides in the housing 5.
- recesses 18 can also be provided in only one of the side walls 16, 17.
- At least a portion of the intermediate walls 21, 22, which divide the housing 5 in the exhaust gas spaces 11, 12, are parallel to the
- Partitions 21, 22 are also recesses 25 introduced, which are arranged along a plug-in direction for the AGN modules 7 congruent with the recesses 18 in the side walls 16, 17.
- the housing 5 may additionally comprise tailpipe not shown in detail, which are fixedly connected to the respective side wall 16, 17 and the respective intermediate wall 21, 22.
- the receptacles 6 are each formed by the two associated recesses 18, 25 and the associated Aufhahmerohr.
- the Aufhahmerohre are provided in such a configuration to connect the two exhaust gas chambers 11, 12 fluidly with each other.
- the first exhaust gas chamber 11, which is provided for the exhaust gas inlet 9, has two subspaces 27, 28, which are delimited along the insertion direction by one of the side walls 16, 17 and one of the intermediate walls 21, 22.
- the second exhaust space 12, which is provided for the exhaust gas outlet 10, is arranged along the insertion direction between the two partial spaces 27, 28 of the first exhaust space 12.
- the intermediate walls 21, 22, which define the second exhaust space 12, separate the two exhaust gas spaces 11, 12 from one another along the insertion direction.
- the AGN Modules 7 each have a Canning tube 29 for receiving a substrate, a
- Exhaust space 11 and the second exhaust space 12 are connected to each other only via the AGN modules 7 fluidly.
- the AGN modules 7 are intended to be connected to the respective side wall 16, 17, through which they are passed, to be in the
- a number of mounted AGN modules 7 is less than a number of receptacles 6, which has the housing 5.
- the recordings 6 are thus only partially equipped with AGN modules 7.
- the exhaust aftertreatment device 1 an exhaust gas guide module 8, which is inserted into the remaining receptacle 6 of the housing 5.
- Exhaust gas guide module 8 is used, in principle, is also suitable for receiving a further AGN module 7.
- the exhaust gas guide module 8 can thus be used in any of the receptacles 6.
- An arrangement of the AGN modules 7 and the Abgasschreibungsmoduls 8 in the receptacles 6 can be arbitrarily exchanged.
- the exhaust aftertreatment device 1 has only one exhaust gas routing module 8.
- the exhaust aftertreatment device 1 has only one exhaust gas routing module 8.
- Exhaust aftertreatment device 1 but also have further exhaust gas guide modules, which are used instead of an AGN module 7 in one of the remaining receptacles 6.
- any number of the AGN modules 7 can be replaced by exhaust-gas guide modules 8.
- the exhaust gas routing module 8 forms a
- Abgasauslassstutzen from, for example, the exhaust system 3 can be connected for further guidance of the exhaust stream.
- the housing 5 has a further one
- Exhaust outlet 30, to which the exhaust system 3 can be connected is connected.
- the Abgasauslassstutzen 30 of the housing 5 is used, can on the exhaust gas guide module 8 omitted and instead another AGN module 7 are inserted into the receptacle 6. If the exhaust gas flow is discharged by means of the exhaust gas routing module 8, the
- Exhaust outlet 30 of the housing 5 are closed.
- the exhaust gas guide module 8 has an inner opening 13 for the fluidic connection with the second exhaust gas chamber 12 and an outer opening 14 for connecting the exhaust system 3.
- the exhaust gas flow guided within the exhaust-gas routing module 8 is separated from the first exhaust-gas chamber 11 in terms of flow. In one operation, the exhaust gas flow enters the exhaust gas routing module 8 through the inner opening 13 and out through the outer opening 14 again.
- the exhaust gas routing module 8 has an exhaust gas guide tube 20 and a connecting flange 19.
- the connecting flange 19 is provided to connect the exhaust gas guide module 8 fixed to the housing 5.
- the connecting flange 19, which is provided for connection of the exhaust system 3, also forms the outer opening 14.
- the exhaust guide tube 20 connects to the connecting flange 19.
- the exhaust gas guide tube 20 forms the inner opening 13 for the fluidic connection with the second exhaust gas space 12.
- the exhaust gas guide tube 20 has along the insertion direction to an extension length which is at least equal to a corresponding extent of the subspaces 27, 28 of the first exhaust chamber 11. In the assembled state, the exhaust gas duct 20 passes through the corresponding subspace 27, 28 of the first exhaust chamber 1 1 completely and partially protrudes into the second exhaust chamber 12.
- the inner opening 13 is formed by a section of the exhaust pipe 20, which projects into the second exhaust chamber 12.
- the exhaust gas guide module 8 has a fastening means 15 which is provided, in particular the connecting flange 19 and the
- Exhaust pipe 20 to be firmly connected to the housing 5.
- the housing 5 has in the illustrated embodiment, a plurality of holding tubes 26, which are each associated with one of the receptacles 6.
- the holding tubes 26, which are provided for fastening the AGN modules 7 and the exhaust gas guide module 8, form in the illustrated
- Embodiment in each case a V-band flange.
- the fastening means 15, which is provided for fixing the exhaust gas guide module 8, is designed as a V band clamp.
- the AGN modules 7 each have a similar or the same fastening means.
- the fastening means not shown in detail for the AGN modules 7 are likewise designed as V-band clamps.
- the exhaust guide module 8 is intended to be rotated in a non-fixed state of the receptacle 6.
- the connecting flange 19 of the exhaust gas guide module 8 is
- the connecting flange 19 defines only one axis of rotation about which the exhaust guide module 8 can be rotated as long as it is unattached.
- the rotation axis runs parallel to the insertion direction. Is for the exhaust gas guide module 8 a
- the housing 5 has two more in addition to the Abgasauslassstutzen 30
- Abgaseinlassstutzen 31, 32 which is provided for the connection of the exhaust system 2, which connects the exhaust aftertreatment device 1 with the internal combustion engine 4.
- the exhaust gas guide module 8 as an exhaust outlet, the exhaust gas flow via the exhaust inlet 31, 32 in the housing 5 of the exhaust aftertreatment device 1 is divided into the two subspaces 27, 28 of the first exhaust gas chamber 11, passes through the AGN modules 7 in the second Exhaust space 12 and exits through the exhaust gas guide module 8 again from the housing 5.
- the exhaust guide module 8 may form an exhaust gas inlet nozzle which may be used instead of the exhaust gas inlet nozzles 31, 32 of the housing 5.
- the exhaust gas routing module 8 is formed substantially analogously to the illustrated embodiment. In the embodiment as an exhaust gas inlet nozzle, the exhaust gas routing module 8 is formed substantially analogously to the illustrated embodiment. In the embodiment as an exhaust gas inlet nozzle, the exhaust gas routing module 8 is formed substantially analogously to the illustrated embodiment. In the embodiment as
- Exhaust inlet is the inner opening 13 for connection to the first exhaust gas space 11 is provided.
- the inner opening 13 is then arranged in a section of the exhaust gas guide tube 20, which passes through the first exhaust gas chamber 11 in the assembled state.
- One end of the exhaust pipe 20 is gas-tight, whereby the exhaust pipe 20 is provided to close the corresponding recess 25 in the intermediate wall 21, 22 gas-tight.
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 Gas After Treatment (AREA)
- Exhaust Silencers (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014005303.2A DE102014005303A1 (de) | 2014-04-10 | 2014-04-10 | Abgasnachbehandlungsvorrichtung für ein Abgassystem einer Brennkraftmaschine |
PCT/EP2015/000509 WO2015154839A1 (de) | 2014-04-10 | 2015-03-06 | Modulare abgasnachbehandlungsvorrichtung für ein abgassystem einer brennkraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3129617A1 true EP3129617A1 (de) | 2017-02-15 |
EP3129617B1 EP3129617B1 (de) | 2019-11-20 |
Family
ID=52629520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15708120.9A Active EP3129617B1 (de) | 2014-04-10 | 2015-03-06 | Modulare abgasnachbehandlungsvorrichtung für ein abgassystem einer brennkraftmaschine |
Country Status (5)
Country | Link |
---|---|
US (1) | US10513962B2 (de) |
EP (1) | EP3129617B1 (de) |
CN (1) | CN106536886A (de) |
DE (1) | DE102014005303A1 (de) |
WO (1) | WO2015154839A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015220532A1 (de) * | 2015-10-21 | 2017-04-27 | Mtu Friedrichshafen Gmbh | Abgasnachbehandlungssystem und Brennkraftmaschine mit Abgasnachbehandlungssystem |
JP6615076B2 (ja) * | 2016-09-16 | 2019-12-04 | ヤンマー株式会社 | 船舶 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10331693B4 (de) * | 2003-07-14 | 2005-11-03 | Roth-Technik Austria Ges.M.B.H. | Abgasreinigungsanordnung einer Abgasanlage einer Brennkraftmaschine eines Nutzfahrzeugs |
DE102007002556A1 (de) * | 2007-01-17 | 2008-07-24 | Purem Abgassysteme Gmbh & Co. Kg | Katalysatorbauteil mit wenigstens einem Katalysatorrohr und wenigstens einer Zwischenwand |
DE102008004435B4 (de) | 2008-01-15 | 2017-04-06 | Mtu Friedrichshafen Gmbh | Abgaskomponente und Herstellungsverfahren für diese |
US8938985B2 (en) * | 2009-03-10 | 2015-01-27 | Samsung Electronics Co., Ltd. | Refrigerator |
DE102010028293A1 (de) | 2010-04-28 | 2011-11-03 | Behr Gmbh & Co. Kg | Kraftfahrzeugklimaanlage |
DE102010027293A1 (de) * | 2010-07-16 | 2012-01-19 | Friedrich Boysen Gmbh & Co. Kg | Abgasbehandlungsanlage |
US20130152555A1 (en) * | 2011-12-15 | 2013-06-20 | Caterpillar Inc. | Fluid injection lance with balanced flow distribution |
US9011782B2 (en) * | 2012-08-09 | 2015-04-21 | Caterpillar Inc. | After-treatment system |
US8747788B1 (en) | 2013-01-25 | 2014-06-10 | Caterpillar Inc. | Aftertreatment module having angled catalyst bank |
DE102013015602A1 (de) * | 2013-08-28 | 2015-03-05 | Mtu Friedrichshafen Gmbh | Abgasnachbehandlungssystem für eine Brennkraftmaschine und Brennkraftmaschine |
-
2014
- 2014-04-10 DE DE102014005303.2A patent/DE102014005303A1/de not_active Withdrawn
-
2015
- 2015-03-06 EP EP15708120.9A patent/EP3129617B1/de active Active
- 2015-03-06 US US15/303,360 patent/US10513962B2/en not_active Expired - Fee Related
- 2015-03-06 WO PCT/EP2015/000509 patent/WO2015154839A1/de active Application Filing
- 2015-03-06 CN CN201580019092.0A patent/CN106536886A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN106536886A (zh) | 2017-03-22 |
WO2015154839A1 (de) | 2015-10-15 |
DE102014005303A1 (de) | 2015-10-15 |
US20170037761A1 (en) | 2017-02-09 |
US10513962B2 (en) | 2019-12-24 |
EP3129617B1 (de) | 2019-11-20 |
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