CN109083722A - 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
- CN109083722A CN109083722A CN201710446454.5A CN201710446454A CN109083722A CN 109083722 A CN109083722 A CN 109083722A CN 201710446454 A CN201710446454 A CN 201710446454A CN 109083722 A CN109083722 A CN 109083722A
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- China
- Prior art keywords
- post
- mixing arrangement
- engine exhaust
- exhaust
- engine
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- 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
- F01N3/18—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
-
- 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-processing mixing arrangement, it include mounting base to install urea nozzle and be located at along flow direction of exhaust gases the mounting base downstream hybrid element, urea droplets of the urea nozzle to the jet atomization into engine exhaust post-processing mixing arrangement, the hybrid element is to mix the urea droplets with exhaust, the engine exhaust post-processing mixing arrangement further includes heat pipe, to further increase the urea droplets evaporation and pyrolysis.So set, the present invention has stronger Crystallization.The invention further relates to a kind of application of heat pipe in engine exhaust post-processing 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 applications, belong to engine
Exhaust gas aftertreatment techniques field.
Background technique
It is all currently the mixing for reaching urea droplets and exhaust with mixer metal structure in the industry.In general, in mixer
The structures such as middle setting porous plate, fin allow the mixer of urea droplets and metal structure to collide to keep urea droplets broken
It is broken into smaller drop, to be conducive to evaporate and be pyrolyzed in metal surface.Status is the upgrading due to emission regulation, so that currently
Urea injection strategy is more radical, such as begins to biggish urea injecting quantity under lower temperature, smaller extraction flow.
Here exist a heat conservation relationship, one be urea droplets evaporation and be pyrolyzed required for heat, one be exhaust from
Heat brought by upstream.Due to the radicalization of above-mentioned injection strategy, it is vented carried total amount of heat and urea liquid and sufficiently steams
Hair, the ratio being pyrolyzed between required heat constantly reduce.The ratio of EER is to describe this heat to one inside industry
Relationship between amount.In general, EER value is extremely low in the crystallization risk of 150 mixer described above.If EER is no so high, but
It is if optimized by the structure to mixer, Crystallization can improve, this is also industry portion big absolutely
How the R&D direction of branch company optimizes the structure design of mixer.Income and this, the certain companies of industry can accomplish now
Crystallization risk when EER50 or so is lower.When theoretically EER is equal to 1, the heat exchange effect of the urea droplets inside exhaust and mixer
Rate will reach 100% just can be with, it is clear that it cannot achieve using the mixer of conventional metal frames, the design of many companies,
Even EER occurs many crystallizations less than 50.
Therefore, it is necessary to provide the novel solution of one kind to solve above-mentioned technical problem.
Summary of the invention
The purpose of the present invention is to provide a kind of stronger engine exhausts of Crystallization to post-process mixing arrangement, one kind
Application of the heat pipe in engine exhaust post-processing mixing arrangement and the engine exhaust post-processing with the mixing arrangement
Device.
To achieve the above object, the present invention adopts the following technical scheme: a kind of engine exhaust post-processes mixing arrangement,
It is located at the hybrid element in the downstream of the mounting base including the mounting base to install urea nozzle and along flow direction of exhaust gases,
Urea droplets of the urea nozzle to the jet atomization into engine exhaust post-processing mixing arrangement, the mixing member
For part to mix the urea droplets with exhaust, the engine exhaust post-processing mixing arrangement further includes heat pipe, with
Further increase the urea droplets evaporation and pyrolysis.
Technical solution as a further improvement of that present invention, the hybrid element include mixing tube, and the urea nozzle is used
With the urea droplets of the jet atomization into the mixing tube；The heat pipe includes the first extension extended into exhaust and prolongs
The second extension in the mixing tube is protruded into, wherein first extension is to absorb delivery temperature and be transferred to institute rapidly
State the second extension.
Technical solution as a further improvement of that present invention, the heat pipe include multiple, are in rectangular.
Technical solution as a further improvement of that present invention, the engine exhaust post-processing mixing arrangement includes shell,
The mounting base is formed or is fixed on the shell；The hybrid element further includes being socketed in the mixing tube periphery and position
Partition in the shell, by the shell be divided into positioned at the side of the partition the first cavity and be located at it is described every
Second cavity of the other side of plate, the mixing tube are located at the intracorporal part of the first chamber equipped with exhaust entrance.
Technical solution as a further improvement of that present invention, the mixing tube are additionally provided with positioned at the upstream of the exhaust entrance
And close to several perforation of the mounting base.
Technical solution as a further improvement of that present invention, the mixing tube are in hollow tubular, are equipped with to install
The mounting wall of the heat pipe, in the side of the mounting wall, the second of the heat pipe extends the first extending part of the heat pipe
Portion is located at the other side of the mounting wall.
Technical solution as a further improvement of that present invention, the partition include that the first vertical portion and described first are vertical
The interconnecting piece of the second opposite vertical portion of portion's extending direction and connection first vertical portion and second vertical portion, it is described
First vertical portion and second vertical portion are resisted against the inner surface of the shell, and the interconnecting piece, which is equipped with, supplies the mixing tube
The aperture passed through.
Technical solution as a further improvement of that present invention, first vertical portion stick on the outer wall of the mixing tube
On, the mixing tube is located at the intracorporal part of the second chamber equipped with air exit.
The invention further relates to a kind of application of heat pipe in above-mentioned engine exhaust post-processing mixing arrangement.
The invention further relates to a kind of exhaust post-treatment apparatus of engine comprising above-mentioned engine exhaust post-processes mixing
Device and positioned at the engine exhaust post-processing mixing arrangement downstream selective catalytic reducing agent (SCR).
Technical solution as a further improvement of that present invention, the exhaust post-treatment apparatus of engine further include 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 the prior art, the heat in engine exhaust to the greatest extent may be used by the present invention by the extremely strong heat-transfer character of heat pipe
It can mostly be transmitted in the jeting area of urea droplets, the evaporation and pyrolysis to urea droplets provide excellent temperature environment, from
And improve Crystallization.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of inventive engine exhaust gas post-treatment device.
Fig. 2 is the part isometric exploded view of Fig. 1.
Fig. 3 is the further stereogram exploded view of Fig. 2.
Fig. 4 is the perspective view of engine exhaust post-processing mixing arrangement in Fig. 3.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the right view of Fig. 4.
Fig. 7 is the diagrammatic cross-section of line A-A in Fig. 4.
Fig. 8 is the perspective view removed in Fig. 4 after shell.
Fig. 9 is the stereogram exploded view of Fig. 4.
Figure 10 is the stereogram exploded view of another angle of Fig. 9.
Specific embodiment
It please join shown in Fig. 1 to Figure 10, present invention discloses a kind of exhaust post-treatment apparatus of engine 100, are used for such as SCR
The tail gas of engine is handled in equal after-treatment systems.The exhaust post-treatment apparatus of engine 100 is including after engine exhaust
Mixing arrangement 10 is handled, post-processes the upstream of mixing arrangement 10 positioned at the engine exhaust and the diesel oil oxidation being sequentially connected in series is urged
Change device (DOC) 20 and diesel particulate trap (DPF) 30 and positioned at engine exhaust post-processing mixing arrangement 10
The selective catalytic reducing agent (SCR) 40 in downstream.
The engine exhaust post-processing mixing arrangement 10 includes shell 1, the hybrid element 2 being installed in the shell 1
And the heat pipe 3 to further increase urea droplets evaporation and pyrolysis.
In illustrative embodiments of the present invention, the shell 1 is cylindrical, is equipped with to 1 sunken inside of shell
Mounting plate 11 and the mounting base 12 for being formed or being fixed on the shell 1.It is described in illustrative embodiments of the present invention
Mounting base 12 is welded on the mounting plate 11.The hybrid element 2 is located under the mounting base 12 along flow direction of exhaust gases
Trip.The mounting base 12 is to install urea nozzle (not shown), into engine exhaust post-processing mixing arrangement 10
The urea droplets of jet atomization.
The hybrid element 2 is to mix the urea droplets with exhaust.In illustrative embodiments of the present invention
In, the hybrid element 2 is including mixing tube 21 and is socketed in partition mixing tube 21 periphery and be located in the shell 1
22.Urea droplets of the urea nozzle to the jet atomization into the mixing tube 21.In illustrative embodiments of the present invention
In, the shell 1 is divided into positioned at the first cavity 110 of the side of the partition 22 and positioned at the partition by the partition 22
Second cavity 120 of 22 other side.
The mixing tube 21 be in hollow tubular, wherein its be located at the part in first cavity 110 equipped be vented into
Mouth 211, the upstream positioned at the exhaust entrance 211 and several perforation 212 close to the mounting base 12.The exhaust entrance
211 are connected with first cavity 110 with the perforation 212.The mixing tube 21 is located in second cavity 120
Part is equipped with air exit 213.In addition, the mixing tube 21 is additionally provided with the mounting wall being exposed in first cavity 110
214。
The partition 22 is substantially Z-shape comprising the first vertical portion 221, with the 221 extending direction phase of the first vertical portion
The interconnecting piece 223 of anti-the second vertical portion 222 and connection first vertical portion 221 and second vertical portion 222, wherein
First vertical portion 221 is resisted against the inner surface of the shell 1 with second vertical portion 222, and the interconnecting piece 223 is set
There is the aperture 224 passed through for the mixing tube 21.First vertical portion 221 sticks on the outer wall 215 of the mixing tube 21.
Hot pipe technique is George Ge Luofo of U.S. Los Alamos (Los Alamos) National Laboratory in 1963
One kind of (George Grover) invention is known as the heat transfer element of " heat pipe ", it takes full advantage of heat-conduction principle and phase transformation is situated between
The heat of thermal objects is transmitted to outside heat source rapidly by the quick thermal transport property of matter through heat pipe, and the capacity of heat transmission is more than to appoint
The capacity of heat transmission of what known metal, vapour, liquid phase-change heat transfer of the inside heat pipe mainly by working fluid, thermal resistance very little, therefore have
The very high capacity of heat transmission.The heat of several orders of magnitude can be transmitted with metal phases ratio, the heat pipes of Unit Weight such as silver, copper, aluminium more.
In illustrative embodiments of the present invention, the heat pipe 3 include it is multiple, in rectangular, collect heat to be promoted
Ability.The heat pipe 3 is fixed on the mounting wall 214.The heat pipe 3 include extend into exhaust in the first extension 31 with
And the second extension 32 in the mixing tube 21 is extended into, wherein first extension 31 is to absorb delivery temperature and fast
Speed is transferred to second extension 32.It please join shown in Fig. 7 and Fig. 8, first extension 31 is located at the mounting wall 214
Side, second extension 32 are located at the other side of the mounting wall 214.
The present invention is able to solve the crystallisation problems of urea under low flow low temperature amount exhaust operating condition, to improve exhaust in hybrid element
Heat exchange efficiency in 2 is break-through point.In addition, hybrid element 2 of the present invention can also greatly improve in the lesser situation in space
Heat exchange efficiency.
When the exhaust of engine enters the first cavity 110, delivery temperature is relatively high at this time, and heat pipe 3 prolongs by first
Higher temperature is transferred to second extension 32 rapidly by extending portion 31, to form higher temperature in mixing tube 21
Environment.Under the blocking of partition 22, the overwhelming majority enters in mixing tube 21 from exhaust entrance 211 for exhaust, sub-fraction exhaust
It is entered in mixing tube 21 across perforation 212.When reaching injection conditions, the urine of urea nozzle jet atomization into mixing tube 21
The exhaust of plain drop, urea droplets and engine is mixed together and is formed down double vortex (double swirl), and passes through row
Gas outlet 213 enters in the second cavity 120.In the process, heat pipe 3 provides higher temperature environment, is greatly promoted
The evaporation and pyrolysis of urea droplets, reduces the probability of urea crystals.Meanwhile it is double be vortexed increase Urea Evaporation distance and
Time improves the uniformity of air-flow mixing, also reduces the risk of urea crystals.In addition, being centered around near urea nozzle
Perforation 212 can reinforce the air motion of urea nozzle end face, to reduce the risk of urea nozzle end face crystallization.
Compared to the prior art, the present invention is ground-breaking is applied to engine exhaust post-processing mixing arrangement 10 for heat pipe
In, the risk of urea crystals is significantly reduced, there is significant technological progress.
In addition, above embodiments are merely to illustrate the present invention and not limit the technical scheme described by the invention, to this
The understanding of specification should be based on person of ordinary skill in the field, although this specification is referring to the above embodiments pair
Present invention has been detailed description, still, those skilled in the art should understand that, the technology of technical field
Personnel still can modify or equivalently replace the present invention, and all do not depart from the technology of the spirit and scope of the present invention
Scheme and its improvement should all be covered in scope of the presently claimed invention.
Claims (11)
1. a kind of engine exhaust post-processes mixing arrangement comprising to install the mounting base of urea nozzle and along exhaust stream
Dynamic direction is located at the hybrid element in the downstream of the mounting base, and the urea nozzle is to mixed to engine exhaust post-processing
The urea droplets for setting middle jet atomization are attached together, the hybrid element is special to mix the urea droplets with exhaust
Sign is: engine exhaust post-processing mixing arrangement further includes heat pipe, with further increase the urea droplets evaporation and
Pyrolysis.
2. engine exhaust as described in claim 1 post-processes mixing arrangement, it is characterised in that: the hybrid element includes mixed
Close pipe, urea droplets of the urea nozzle to the jet atomization into the mixing tube；The heat pipe includes extending into exhaust
In the first extension and extend into the second extension in the mixing tube, wherein first extension is to absorb row
Temperature degree is simultaneously transferred to rapidly second extension.
3. engine exhaust as claimed in claim 2 post-processes mixing arrangement, it is characterised in that: the heat pipe include it is multiple,
In rectangular.
4. engine exhaust as claimed in claim 2 post-processes mixing arrangement, it is characterised in that: after the engine exhaust
Managing mixing arrangement includes shell, and the mounting base is formed or is fixed on the shell；The hybrid element further includes socket
In partition mixing tube periphery and be located in the shell, the shell is divided into the positioned at the side of the partition
One cavity and the second cavity positioned at the other side of the partition, the mixing tube are located at the intracorporal part of the first chamber and set
There is exhaust entrance.
5. engine exhaust as claimed in claim 4 post-processes mixing arrangement, it is characterised in that: the mixing tube is additionally provided with position
Upstream in the exhaust entrance and several perforation close to the mounting base.
6. engine exhaust as claimed in claim 4 post-processes mixing arrangement, it is characterised in that: the mixing tube is in hollow
Tubular is equipped with to the mounting wall of installing the heat pipe, the first extending part of the heat pipe in the side of the mounting wall,
Second extending part of the heat pipe is in the other side of the mounting wall.
7. engine exhaust as claimed in claim 6 post-processes mixing arrangement, it is characterised in that: the partition includes first perpendicular
Straight portion, second vertical portion opposite with first vertical portion extending direction and connection first vertical portion and described second
The interconnecting piece of vertical portion, first vertical portion and second vertical portion are resisted against the inner surface of the shell, the company
Socket part is equipped with the aperture passed through for the mixing tube.
8. engine exhaust as claimed in claim 7 post-processes mixing arrangement, it is characterised in that: first vertical portion reclines
On the outer wall of the mixing tube, the mixing tube is located at the intracorporal part of the second chamber equipped with air exit.
9. a kind of application of heat pipe in engine exhaust post-processing mixing arrangement, which is characterized in that after the engine exhaust
Handling mixing arrangement is that engine exhaust described in any one of claim 1 to 8 post-processes mixing arrangement.
10. a kind of exhaust post-treatment apparatus of engine comprising the engine as described in any one of claim 1 to 8
Exhaust aftertreatment mixing arrangement and positioned at the engine exhaust post-processing mixing arrangement downstream selective catalytic reduction
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 further includes the diesel oxidation catalyst for post-processing the upstream of mixing arrangement positioned at the engine exhaust and being sequentially connected in series
(DOC) and diesel particulate trap (DPF).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710446454.5A CN109083722A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
| PCT/CN2018/085782 WO2018228084A1 (en) | 2017-06-14 | 2018-05-07 | Engine exhaust post-processing mixing apparatus, post-processing apparatus and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710446454.5A CN109083722A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109083722A true CN109083722A (en) | 2018-12-25 |
Family
ID=64659999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710446454.5A Withdrawn CN109083722A (en) | 2017-06-14 | 2017-06-14 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109083722A (en) |
| WO (1) | WO2018228084A1 (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3824954A1 (en) * | 1988-07-22 | 1989-07-20 | Daimler Benz Ag | Exhaust emission control system of an internal combustion engine |
| CN1673497A (en) * | 2004-03-22 | 2005-09-28 | 丰田自动车株式会社 | Exhaust heat recovery system |
| US20080006394A1 (en) * | 2006-07-10 | 2008-01-10 | Exxonmobil Research And Engineering Company | Heat pipe structure |
| CN101205850A (en) * | 2006-12-18 | 2008-06-25 | 福特环球技术公司 | Motorsystem containing heat pipe |
| CN203175653U (en) * | 2012-02-09 | 2013-09-04 | 福特环球技术公司 | Liquid-state reducing agent injection system |
| CN105464760A (en) * | 2015-12-22 | 2016-04-06 | 苏州普天蓝环保科技有限公司 | SCR (Selective Catalytic Reduction) diesel engine posttreatment system |
| CN106246303A (en) * | 2016-10-12 | 2016-12-21 | 天纳克（苏州）排放系统有限公司 | Tail-gas after treatment apparatus |
| CN106640301A (en) * | 2017-02-22 | 2017-05-10 | 天纳克（苏州）排放系统有限公司 | Tail gas post-treatment device |
| CN206830275U (en) * | 2017-06-14 | 2018-01-02 | 天纳克（苏州）排放系统有限公司 | Engine exhaust post-processes mixing arrangement and exhaust post-treatment apparatus of engine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8341950B2 (en) * | 2008-07-18 | 2013-01-01 | Ford Global Technologies, Llc | Engine exhaust system having a thermoelectric conversion device and a heat pipe |
| CN101566346B (en) * | 2009-05-14 | 2011-05-04 | 汕头市远东轻化装备有限公司 | Organic waste gas treatment device |
| US9470132B2 (en) * | 2014-12-05 | 2016-10-18 | Cummins Emission Solutions, Inc. | Compact radial exterior exhaust assisted decomposition reactor pipe |
-
2017
- 2017-06-14 CN CN201710446454.5A patent/CN109083722A/en not_active Withdrawn
-
2018
- 2018-05-07 WO PCT/CN2018/085782 patent/WO2018228084A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3824954A1 (en) * | 1988-07-22 | 1989-07-20 | Daimler Benz Ag | Exhaust emission control system of an internal combustion engine |
| CN1673497A (en) * | 2004-03-22 | 2005-09-28 | 丰田自动车株式会社 | Exhaust heat recovery system |
| US20080006394A1 (en) * | 2006-07-10 | 2008-01-10 | Exxonmobil Research And Engineering Company | Heat pipe structure |
| CN101205850A (en) * | 2006-12-18 | 2008-06-25 | 福特环球技术公司 | Motorsystem containing heat pipe |
| CN203175653U (en) * | 2012-02-09 | 2013-09-04 | 福特环球技术公司 | Liquid-state reducing agent injection system |
| CN105464760A (en) * | 2015-12-22 | 2016-04-06 | 苏州普天蓝环保科技有限公司 | SCR (Selective Catalytic Reduction) diesel engine posttreatment system |
| CN106246303A (en) * | 2016-10-12 | 2016-12-21 | 天纳克（苏州）排放系统有限公司 | Tail-gas after treatment apparatus |
| CN106640301A (en) * | 2017-02-22 | 2017-05-10 | 天纳克（苏州）排放系统有限公司 | Tail gas post-treatment device |
| CN206830275U (en) * | 2017-06-14 | 2018-01-02 | 天纳克（苏州）排放系统有限公司 | Engine exhaust post-processes mixing arrangement and exhaust post-treatment apparatus of engine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018228084A1 (en) | 2018-12-20 |
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Application publication date: 20181225 |
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