CN107084028A - Engine exhaust post-processes mixing arrangement and its after-treatment device and application - Google Patents
Engine exhaust post-processes mixing arrangement and its after-treatment device and application Download PDFInfo
- Publication number
- CN107084028A CN107084028A CN201710446384.3A CN201710446384A CN107084028A CN 107084028 A CN107084028 A CN 107084028A CN 201710446384 A CN201710446384 A CN 201710446384A CN 107084028 A CN107084028 A CN 107084028A
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- China
- Prior art keywords
- engine exhaust
- mixing arrangement
- post
- exhaust
- engine
- 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.)
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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
-
- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1486—Means to prevent the substance from freezing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
A kind of engine exhaust post-processes mixing arrangement, and it includes installing the mounting seat of urea nozzle and the hybrid element positioned at the downstream of the mounting seat.The hybrid element is the urea droplets to be mixed with exhaust.The engine exhaust post processing mixing arrangement also includes the fine fibre element for being located at the downstream of the mounting seat along the flow direction of exhaust gases, further to increase the broken of the urea droplets and evaporate.It is arranged such, the present invention has stronger Crystallization.The invention further relates to a kind of application of fine fibre element in the engine exhaust post-processes mixing arrangement and the exhaust post-treatment apparatus of engine with the mixing arrangement.
Description
Technical field
The present invention relates to a kind of engine exhaust post processing mixing arrangement and its after-treatment device and application, belong to engine
Exhaust gas aftertreatment techniques field.
Background technology
Current is all that urea droplets and the mixing of exhaust are reached with blender metal structure in the industry.Generally, in blender
The structures such as middle setting porous plate, fin, allow the blender of urea droplets and metal structure to collide so that urea droplets are broken
Smaller drop is broken into, to be conducive to evaporating and being pyrolyzed in metal surface.Present situation is due to the upgrading of Abgasgesetz so that current
Urea injection strategy is more radical, for example, begin to larger urea injecting quantity under lower temperature, smaller extraction flow.
Here there is the relation of heat conservation, one is heat required for urea droplets evaporation and pyrolysis, one be exhaust from
The heat that upstream is brought.Due to the radicalization of above-mentioned injection strategy, the carried total amount of heat of exhaust and urea liquid fully steam
The ratio between heat required for hair, pyrolysis is constantly reduced.It is EER ratio to describe this heat to one inside industry
Relation between amount.In general, EER values are extremely low in the crystallization risk of 150 mixer described above.If EER is no so high, but
It is that its Crystallization can improve if optimized by the structure to blender, this is also industry portion big absolutely
How the R&D direction of branch company, i.e., optimize the structure design of blender.
It please join shown in Fig. 1 and Fig. 2, perforated panel 1 ' is provided with blender 3 '.The perforated panel 1 ' is provided with some supply and discharges
Some perforates 2 ' that gas and the mixture of urea droplets are passed through.On the one hand, the urea droplets beaten on perforated panel 1 ' are conducive to reality
Existing its crushes to obtain the urea droplets that volume is smaller, so as to be more conducive to its evaporation and be pyrolyzed.On the other hand, in order to ensure perforate
Plate 1 ' possesses enough mechanical strengths, and the material part between perforate 2 ' is unavoidable.It is appreciated that in perforated panel 1 '
The back side, the flow velocity of air-flow compares relatively low, easily forms local low regime M.Theoretical and experimental results are proved, in the low speed
The possibility that urea crystals occur in area M is very big.
Therefore, it is necessary to provide a kind of new solution to solve above-mentioned technical barrier.
The content of the invention
It is an object of the invention to provide a kind of stronger engine exhaust post processing mixing arrangement of Crystallization, one kind
Application of the fine fibre element in the engine exhaust post-processes mixing arrangement and the engine exhaust with the mixing arrangement
After-treatment device.
To achieve the above object, the present invention is adopted the following technical scheme that:A kind of engine exhaust post-processes mixing arrangement, its
Including to install urea nozzle mounting seat and along flow direction of exhaust gases be located at the mounting seat downstream hybrid element,
The urea nozzle is used to the urea droplets that jet atomization in mixing arrangement is post-processed to the engine exhaust, the mixing member
Part is the urea droplets to be mixed with exhaust, and the engine exhaust post processing mixing arrangement is also included along the row
Flow of air direction be located at the mounting seat downstream fine fibre element, wherein the fine fibre element with for it is described exhaust with
And the urea droplets are passed through, further to increase the broken of the urea droplets and evaporate.
As further improved technical scheme of the present invention, the engine exhaust post processing mixing arrangement includes housing,
The mounting seat formation is fixed on the housing;The hybrid element include mixing tube, the urea nozzle be used to
The urea droplets of jet atomization in the mixing tube.
As further improved technical scheme of the present invention, the hybrid element also includes being socketed in the mixing tube periphery
And the dividing plate in the housing, the housing is divided into positioned at the first cavity of the side of the dividing plate and positioned at institute
The second cavity of the opposite side of dividing plate is stated, the part that the mixing tube is located in first cavity is provided with exhaust entrance.
As further improved technical scheme of the present invention, the mixing tube is additionally provided with the upstream after described be vented
And close to some perforation of the mounting seat.
As further improved technical scheme of the present invention, the mixing tube is in hollow cylindrical shape, and the dividing plate includes
Rake and vertical portion, wherein the rake is provided with the perforate passed through for the mixing tube, the vertical portion abuts in institute
State on the outer wall of mixing tube.
As further improved technical scheme of the present invention, air exit is formed between the mixing tube and the housing.
As further improved technical scheme of the present invention, the fine fibre element is steel wool, and the steel wool is located at
In the mixing tube.
As further improved technical scheme of the present invention, the engine exhaust post processing mixing arrangement is provided with fixed institute
State some hold-down bars of steel wool.
The invention further relates to a kind of application of fine fibre element in above-mentioned engine exhaust post-processes mixing arrangement.
The invention further relates to a kind of exhaust post-treatment apparatus of engine, it includes above-mentioned engine exhaust post processing mixing
Device and the selective catalytic reducing agent (SCR) positioned at the downstream of engine exhaust post processing mixing arrangement.
As further improved technical scheme of the present invention, the exhaust post-treatment apparatus of engine is also included positioned at described
The upstream of engine exhaust post processing mixing arrangement and diesel oxidation catalyst (DOC) and the diesel particulate trapping being sequentially connected in series
Device (DPF).
Compared to prior art, the present invention makes urea droplets on the surface of fine fibre element by setting fine fibre element
Occur with inside sufficiently broken with mixing.Further, since the line footpath of fine fibre element is smaller, space is complicated, and heat transfer area is big,
Urea droplets are conducive to occur relatively sufficiently heat exchange with exhaust, so as to beneficial to the evaporation and pyrolysis of urea droplets, improve resistive connection
Brilliant ability.
Brief description of the drawings
Fig. 1 is to increase the diagrammatic cross-section of porous plate in mixing tube in the prior art.
Fig. 2 is the diagrammatic cross-section of porous plate in Fig. 1, wherein the exhaust indicated and the flow direction of the mixture of urea droplets with
And the dead band at the back side.
Fig. 3 is the schematic perspective view of inventive engine exhaust gas post-treatment device.
Fig. 4 is Fig. 3 part isometric exploded view.
Fig. 5 is the further three-dimensional exploded views of Fig. 4.
Fig. 6 is the stereogram of engine exhaust post processing mixing arrangement in Fig. 5.
Fig. 7 is Fig. 6 right view.
Fig. 8 is Fig. 6 left view.
Fig. 9 is the diagrammatic cross-section of line A-A in Fig. 6.
Figure 10 is Fig. 6 three-dimensional exploded view.
Figure 11 is the three-dimensional exploded view of another angles of Figure 10.
Figure 12 is to remove the stereogram in Fig. 6 after housing.
Figure 13 is the schematic perspective view of fine fibre element in Figure 10.
The fine fibre element that Figure 14 is the present invention applies the schematic diagram in other exhaust gas post-treatment devices.
Embodiment
It please join shown in Fig. 3 to Figure 13, present invention is disclosed a kind of exhaust post-treatment apparatus of engine 100, for such as SCR
Deng in after-treatment system to handle the tail gas of engine.The exhaust post-treatment apparatus of engine 100 is included after engine exhaust
Processing mixing arrangement 10, the diesel oil oxidation for post-processing the upstream of mixing arrangement 10 positioned at the engine exhaust and being sequentially connected in series are urged
Change device (DOC) 20 and diesel particulate trap (DPF) 30 and post-process mixing arrangement 10 positioned at the engine exhaust
The selective catalytic reducing agent (SCR) 40 in downstream.
The engine exhaust post processing mixing arrangement 10 includes housing 1, the hybrid element 2 being installed in the housing 1
And the fine fibre element 3 to the further evaporation of increase urea droplets and pyrolysis.
In illustrative embodiments of the present invention, the housing 1 is cylindrical, and it is provided with to the sunken inside of housing 1
Installing plate 11 and the mounting seat 12 for being formed or being fixed on the housing 1.It is described in illustrative embodiments of the present invention
Mounting seat 12 is welded on the installing plate 11.The hybrid element 2 is located under the mounting seat 12 along flow direction of exhaust gases
Trip.The mounting seat 12 is to install urea nozzle (not shown), to be post-processed to the engine exhaust in mixing arrangement 10
The urea droplets of jet atomization.
The hybrid element 2 is the urea droplets to be mixed with exhaust.In illustrative embodiments of the present invention
In, the hybrid element 2 includes mixing tube 21 and is socketed in the periphery of mixing tube 21 and the dividing plate in the housing 1
22.Urea droplets of the urea nozzle to the jet atomization into the mixing tube 21.It please join shown in Fig. 9, in present invention figure
In the embodiment shown, the dividing plate 22 by the housing 1 be divided into positioned at the side of the dividing plate 22 the first cavity 110 and
Positioned at the second cavity 120 of the opposite side of the dividing plate 22.
The mixing tube 21 be in hollow tubular, wherein its be located at first cavity 110 in part provided be vented into
Mouth 211, some perforation 212 positioned at the upstream of the exhaust entrance 211 and the close mounting seat 12.The exhaust entrance
211 are connected with the perforation 212 with first cavity 110.Exhaust is formed between the mixing tube 21 and the housing 1
Outlet 213.Please join shown in Fig. 9, in illustrative embodiments of the present invention, the bottom of the mixing tube 21 and the housing 1 it
Between be spaced a distance, to form the air exit 213.Certainly, in other embodiments, the air exit 213
It can also be arranged on the mixing tube 21 and positioned at the part of second cavity 120.In illustrative embodiments of the present invention
In, the mixing tube 21 can form the mixed effect of double-cyclone, so as to add mixing distance, reduce the wind of urea crystals
Danger.
The dividing plate 22 includes rake 221 and vertical portion 222, wherein the rake 221, which is provided with, supplies the mixing
The perforate 223 that pipe 21 is passed through, the vertical portion 222 is abutted on the outer wall of the mixing tube 21.
It please join shown in Figure 13, in illustrative embodiments of the present invention, the fine fibre element 3 is steel wool, the steel
Velvet is located in the mixing tube 21.The engine exhaust post processing mixing arrangement 10 is provided with some of the fixed steel wool
Hold-down bars 4.Certainly in other embodiments, the fine fibre element 3 can also be the porous material of meshy steel wire or ceramics
Material etc..
The present invention using fine fibre element 3 (such as steel wool) 3D loose structures or multiple-void structure, exhaust and
The urea droplets pass through the fine fibre element 3, make urea droplets the surface of steel wool and it is internal occur it is sufficiently broken and
Mixing.Further, since the line footpath of steel wool is smaller, space is complicated, and heat transfer area is big, be conducive to urea droplets and exhaust occur compared with
Sufficiently heat exchange, so as to beneficial to the evaporation and pyrolysis of urea droplets, improve Crystallization.By to fine fibre element 3
The regulation of density can correspondingly adjust the back pressure of system.
Compared to structures such as antipriming pipe of the prior art and fins, the line footpath of fine fibre element 3 of the invention is all very
Small (being, for example, less than 1mm), therefore the appearance of lee face can be avoided, so as to reduce urea crystals risk.This of the present invention is opened
The problem of invention of opening up property both solves low regime, the problem of solving heat exchange again, with prominent substantive distinguishing features and significantly
Progress.
It please join shown in Figure 14, fine fibre element 3 of the invention can also be arranged on the upstream or downstream of hybrid element 2,
The hybrid element 2 is located at the downstream of urea nozzle (shown in ginseng dotted line) with fine fibre element 3, can equally realize the present invention's
Purpose.The hybrid element 2 includes but is not limited to the mixed structure that blender, mixing tube etc. have existed in the prior art.Separately
Outside, the hybrid element 2 can be located in blast pipe or be integrated in exhaust post-treatment apparatus of engine.
In addition, above example is merely to illustrate the present invention and not limits technical scheme described in the invention, to this
The understanding of specification should be based on person of ordinary skill in the field, although this specification is with reference to the above embodiments pair
Present invention has been detailed description, still, it will be understood by those within the art that, the technology of art
Personnel still can modify or equivalent substitution to the present invention, and all do not depart from the technology of the spirit and scope of the present invention
Scheme and its improvement, all should cover in scope of the presently claimed invention.
Claims (11)
1. a kind of engine exhaust post-processes mixing arrangement, it includes installing the mounting seat of urea nozzle and along exhaust stream
Dynamic direction is located at the hybrid element in the downstream of the mounting seat, and the urea nozzle, which is used to post-process to the engine exhaust, mixes
The urea droplets for putting middle jet atomization are attached together, the hybrid element is the urea droplets to be mixed with exhaust, and it is special
Levy and be:The engine exhaust post processing mixing arrangement also includes being located under the mounting seat along the flow direction of exhaust gases
The fine fibre element of trip, wherein the fine fibre element with for it is described exhaust and the urea droplets pass through, with further
Increase the broken of the urea droplets and evaporate.
2. engine exhaust as claimed in claim 1 post-processes mixing arrangement, it is characterised in that:Locate after the engine exhaust
Managing mixing arrangement includes housing, and the mounting seat is formed or is fixed on the housing;The hybrid element includes mixing tube,
Urea droplets of the urea nozzle to the jet atomization into the mixing tube.
3. engine exhaust as claimed in claim 2 post-processes mixing arrangement, it is characterised in that:The hybrid element also includes
The mixing tube periphery and the dividing plate in the housing are socketed in, the housing is divided into positioned at the side of the dividing plate
The first cavity and opposite side positioned at the dividing plate the second cavity, the mixing tube is located at the portion in first cavity
It is arranged with exhaust entrance.
4. engine exhaust as claimed in claim 3 post-processes mixing arrangement, it is characterised in that:The mixing tube is additionally provided with position
In the upstream after described be vented and close to some perforation of the mounting seat.
5. engine exhaust as claimed in claim 3 post-processes mixing arrangement, it is characterised in that:The mixing tube is in hollow
Cylindrical shape, the dividing plate includes rake and vertical portion, wherein the rake is provided with the perforate passed through for the mixing tube,
The vertical portion is abutted on the outer wall of the mixing tube.
6. engine exhaust as claimed in claim 1 post-processes mixing arrangement, it is characterised in that:The mixing tube and the shell
Air exit is formed between body.
7. engine exhaust as claimed in claim 3 post-processes mixing arrangement, it is characterised in that:The fine fibre element is steel
Velvet, the steel wool is located in the mixing tube.
8. engine exhaust as claimed in claim 7 post-processes mixing arrangement, it is characterised in that:Locate after the engine exhaust
Manage some hold-down bars of the mixing arrangement provided with the fixed steel wool.
9. a kind of application of fine fibre element in engine exhaust post-processes mixing arrangement, it is characterised in that the engine
Exhaust aftertreatment mixing arrangement is the engine exhaust post processing mixing arrangement described in any one in claim 1 to 8.
10. a kind of exhaust post-treatment apparatus of engine, it includes the engine as described in any one in claim 1 to 8
Exhaust aftertreatment mixing arrangement and the SCR positioned at the downstream of engine exhaust post processing mixing arrangement
Agent (SCR).
11. exhaust post-treatment apparatus of engine as claimed in claim 10, it is characterised in that:The engine exhaust post processing
Device also includes being located at the diesel oxidation catalyst that the engine exhaust post-processes the upstream of mixing arrangement and is sequentially connected in series
And diesel particulate trap (DPF) (DOC).
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710446384.3A CN107084028A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
CN201810787160.3A CN108930575A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement |
PCT/CN2018/085784 WO2018228085A1 (en) | 2017-06-14 | 2018-05-07 | Engine exhaust post-processing mixing device, and post-processing device and application thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710446384.3A CN107084028A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
Related Child Applications (1)
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CN201810787160.3A Division CN108930575A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement |
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Publication Number | Publication Date |
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CN107084028A true CN107084028A (en) | 2017-08-22 |
Family
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CN201710446384.3A Pending CN107084028A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
CN201810787160.3A Pending CN108930575A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement |
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CN201810787160.3A Pending CN108930575A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement |
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CN (2) | CN107084028A (en) |
WO (1) | WO2018228085A1 (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108468584A (en) * | 2018-05-04 | 2018-08-31 | 博格思众智能装备(昆山)有限公司 | It is atomized mixing tube and cleaning device of tail gas of diesel vehicle |
CN108625957A (en) * | 2018-07-03 | 2018-10-09 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processes mixing arrangement and its manufacturing method |
CN108625956A (en) * | 2018-07-03 | 2018-10-09 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
WO2018228085A1 (en) * | 2017-06-14 | 2018-12-20 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processing mixing device, and post-processing device and application thereof |
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 |
CN111140324A (en) * | 2020-01-20 | 2020-05-12 | 广西玉柴机器股份有限公司 | Diesel engine aftertreatment blender |
WO2021189795A1 (en) * | 2020-03-24 | 2021-09-30 | 天纳克(苏州)排放***有限公司 | Diesel engine tail gas after treatment apparatus |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110836137A (en) * | 2019-07-30 | 2020-02-25 | 万向通达股份公司 | Vehicle post processor |
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GB0606116D0 (en) * | 2006-03-28 | 2006-05-03 | Arvinmeritor A & Et Ltd | A mixing chamber for an exhaust system |
US8033104B2 (en) * | 2008-07-09 | 2011-10-11 | Ford Global Technologies, Llc | Selective catalytic reduction (SCR) catalyst injection systems |
CN201581966U (en) * | 2009-09-25 | 2010-09-15 | 中国第一汽车集团公司 | Combination structure of automobile tail gas catalytic reduction postprocessor |
CN102345488B (en) * | 2011-09-14 | 2016-04-20 | 中国第一汽车股份有限公司 | The mixed cell of foam metal bulb tube combination and manufacturing process thereof |
CN205714373U (en) * | 2016-06-13 | 2016-11-23 | 天纳克(苏州)排放***有限公司 | Exhaust aftertreatment mixing arrangement |
CN206035585U (en) * | 2016-08-26 | 2017-03-22 | 天津杰特汽车三元催化器有限公司 | Three way catalyst converter of crashproof vibration |
CN206016918U (en) * | 2016-08-30 | 2017-03-15 | 无锡威孚力达催化净化器有限责任公司 | A kind of carbamide injection mixed cell for cartridge type depurator |
CN206129367U (en) * | 2016-10-12 | 2017-04-26 | 天纳克(苏州)排放***有限公司 | Exhaust aftertreatment device |
CN106523092B (en) * | 2016-10-24 | 2019-04-23 | 无锡威孚力达催化净化器有限责任公司 | The conical surface type eddy flow urea mixing devices of page two |
CN106640301A (en) * | 2017-02-22 | 2017-05-10 | 天纳克(苏州)排放***有限公司 | Tail gas post-treatment device |
CN207093184U (en) * | 2017-06-14 | 2018-03-13 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processes mixing arrangement and its after-treatment device |
CN107084028A (en) * | 2017-06-14 | 2017-08-22 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
-
2017
- 2017-06-14 CN CN201710446384.3A patent/CN107084028A/en active Pending
- 2017-06-14 CN CN201810787160.3A patent/CN108930575A/en active Pending
-
2018
- 2018-05-07 WO PCT/CN2018/085784 patent/WO2018228085A1/en active Application Filing
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2018228085A1 (en) * | 2017-06-14 | 2018-12-20 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processing mixing device, and post-processing device and application thereof |
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 |
CN108468584A (en) * | 2018-05-04 | 2018-08-31 | 博格思众智能装备(昆山)有限公司 | It is atomized mixing tube and cleaning device of tail gas of diesel vehicle |
CN108625957A (en) * | 2018-07-03 | 2018-10-09 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processes mixing arrangement and its manufacturing method |
CN108625956A (en) * | 2018-07-03 | 2018-10-09 | 天纳克(苏州)排放***有限公司 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
CN111140324A (en) * | 2020-01-20 | 2020-05-12 | 广西玉柴机器股份有限公司 | Diesel engine aftertreatment blender |
WO2021189795A1 (en) * | 2020-03-24 | 2021-09-30 | 天纳克(苏州)排放***有限公司 | Diesel engine tail gas after treatment apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN108930575A (en) | 2018-12-04 |
WO2018228085A1 (en) | 2018-12-20 |
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