CN109958503A - A kind of burner for dpf regeneration - Google Patents
A kind of burner for dpf regeneration Download PDFInfo
- Publication number
- CN109958503A CN109958503A CN201910273648.9A CN201910273648A CN109958503A CN 109958503 A CN109958503 A CN 109958503A CN 201910273648 A CN201910273648 A CN 201910273648A CN 109958503 A CN109958503 A CN 109958503A
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- Prior art keywords
- oil
- diesel oil
- evaporator
- diesel
- combustion
- 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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Links
- 238000011069 regeneration method Methods 0.000 title claims description 13
- 230000008929 regeneration Effects 0.000 title claims description 11
- 239000002283 diesel fuel Substances 0.000 claims abstract description 77
- 238000002485 combustion reaction Methods 0.000 claims abstract description 61
- 238000001704 evaporation Methods 0.000 claims abstract description 4
- 239000000446 fuel Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 11
- 230000008020 evaporation Effects 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 230000003044 adaptive effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
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
- F01N3/02—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
- F01N3/025—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 using fuel burner or by adding fuel to exhaust
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processes For Solid Components From Exhaust (AREA)
Abstract
The present invention relates to diesel engine emissions control technologies, particularly for particulate filter (DPF) regenerated burner, including combustion air current directed cavity, diesel oil evaporator, electric heat ignition stick, combustion chamber and expanse chamber, combustion air current directed cavity guides the air-flow of outside supply, to be converted into swirling eddy after entering combustion chamber, diesel oil evaporator is located at combustion chamber center, the diesel oil of addition is evaporated, electric heat ignition stick is located at the oil outlet of diesel oil evaporator, and expanse chamber is located at combustion chamber rear portion.Diesel oil through evaporating is located at the lower swirling eddy center of flow velocity, can burn easily in small oil mass, and combustion zone is gradually enlarged to combustion air current flow velocity large area when oil mass gradually increases, and combustion-supporting gas and burning diesel oil can be with Adaptive matchings.
Description
Technical field
The present invention relates to diesel engine emissions control technologies, particularly for particulate filter (DPF) regenerated burner.
Background technique
In particulate filter (DPF) use process in diesel engine vehicle emission aftertreatment technology, the particle that is accumulated in DPF
Object is more and more, and engine exhaust back pressure is caused to gradually rise, and after a period of time, exhaust back pressure is higher by limit value, needs in time
Start reproducer.
Reproducer is the process for removing particulate matter in DPF, main to heat combustive regeneration method, washes method of reproduction, and high pressure is empty
Gas backblowing etc..It heats combustive regeneration method and the air-flow that temperature is about 400-600 DEG C is generated by heating device, by what is accumulated in DPF
Particulate matter is burnt.Only heating method of reproduction can be regenerated in the case where not dismantling DPF at present, be relatively convenient
Method.Optional heating device generally has electric calorifie installation or fuel burner.Electric calorifie installation can heat motor exhaust
To the temperature of needs, but power consumption is big, and alternator for vehicle is not able to satisfy power requirement, therefore external power supply is needed when regeneration
It can complete.Fuel burner is burnt in combustion air current using the fuel of injection, and the high-temperature tail gas after burning imports in DPF
Realize regeneration.
In dpf regeneration system disclosed in CN104454086A, combustion-supporting gas is used air as, electronic control unit is according to collection
Temperature signal and pressure signal control the oil spout of burner oil pump and burner in glow plug ignite, then generate High Temperature Gas
Body, high-temperature gas import the exhaust pipe of engine and heat to the exhaust gas in exhaust pipe, and the exhaust gas after heating is aoxidized through DOC and further risen
Temperature realizes the particle regeneration in DPF.
Firing up device disclosed in CN105971692A is used to for burned flame to be sent into ART system together with tail gas,
Using comburant oxygen remaining in tail gas come so that the temperature of tail gas increases rapidly, so that being trapped in the finely ground particles in DPF
Burning, firing up device are carried out combustion-supporting using air.
CN206545532U discloses a kind of burning mixer independent burning device, including coaxial core diameter is different and is connected to
The first inner casing and the second inner casing, be respectively formed the first internal independence combustion chamber and the second internal independence combustion chamber, the first inner casing
The outer wall of the other end is fixedly connected with the casing by the second mounting base, can influence to avoid exhaust gas flow to fuel burning, tail
Gas will not cause to wash away to flame.
The above burner is all using air as combustion-supporting gas.For the engine of relatively high power, due to needing
Several kilowatts of high-power high voltage blower, alternator for vehicle or battery do not have such power supply capacity, therefore need when dpf regeneration outer
Power supply is connect, use is very inconvenient.
Summary of the invention
The purpose of the present invention is to provide a kind of oil burner for using diesel exhaust gas as combustion-supporting gas, the burnings
Device igniting, burning high reliablity provide for the DPF of rear end and meet the high-temperature gases of regeneration requirements.
Burner of the present invention includes combustion air current directed cavity, diesel oil evaporator, electric heat ignition stick, combustion chamber and expanse
Chamber, combustion air current directed cavity guide the air-flow of outside supply, to be converted into swirling eddy, bavin after entering combustion chamber
Oil vaporizer is located at combustion chamber center, and the diesel oil of addition is evaporated, and electric heat ignition stick is located at the oil outlet of diesel oil evaporator
Place, expanse chamber are located at combustion chamber rear portion.
There is an arc-shaped steady flame plate outside the diesel oil evaporator.
Have on the steady flame plate one can Xiang Wenyan plate surface fuel feeding oil pipe.
The electric heat ignition stick nearby has temperature sensor.
The diesel oil evaporator includes inner cylinder and outer cylinder, the closing being made of inner cylinder, outer cylinder and end sealing plate
For cavity as diesel oil runner, which is provided with oil inlet and oil outlet, and oil inlet connects external fueller by pipeline,
Oil outlet connects a pipeline, and the electric heat ignition stick is inserted into the pipe outlet.
It further include the second diesel oil evaporator, which includes inner cylinder and outer cylinder, by inner cylinder, outer circle
For the closed cavity that cylinder and end sealing plate are constituted as diesel oil runner, which is provided with oil inlet and oil outlet, and oil inlet is logical
Piping connects external fueller, and oil outlet is several micropores, positioned at the bottom end, middle part or end of diesel oil runner.
The diesel oil evaporator includes inner cylinder and outer cylinder, the closing being made of inner cylinder, outer cylinder and end sealing plate
For cavity as diesel oil runner, which is provided with oil inlet and oil outlet, and oil inlet connects external fueller by pipeline,
Oil outlet is several micropores, and positioned at the bottom end, middle part or end of diesel oil runner, there are U-shaped oil pipe, U-shaped in diesel oil evaporator center
Oil pipe one end connects fueller, and the other end is open end, and the electric heat ignition stick is inserted into the open end.
Expanse cavity wall portion has at least one to constitute the plate shaped perforated baffle of radial arrangement with expansion cavity.
In the perforated baffle, the surface of at least one perforated baffle have it is several perpendicular to perforated baffle, and with combustion
The intercepter plate that room constitutes radial arrangement is burnt, which is writing board shape or circular shape.
There are several spiral shape mixed flow versions in expanse cavity wall portion, forms rotational symmetry in expansion cavity wall portion and is distributed.
The present invention by engine exhaust it is stream reforming be swirling eddy, using engine exhaust as combustion air current, through steaming
The diesel oil of hair is located at the lower swirling eddy center of flow velocity, can burn easily in small oil mass, combustion zone when oil mass gradually increases
Domain is gradually enlarged to combustion air current flow velocity large area, and combustion-supporting gas and burning diesel oil can be with Adaptive matchings.The present invention is not required to
Diesel fuel nozzle is used, avoids the occurrence of recurrent nozzle choking problems in the prior art, simple structure, high reliablity can
For using diesel oil to be regenerated in the road move vehicle of fuel, engineering machinery, farm machinery or generating set to DPF.
Detailed description of the invention
Fig. 1 is one embodiment of the present invention outside drawing.
Fig. 2-Fig. 3 is Fig. 1 burner cross-sectional view.
Fig. 4, Fig. 5 are guidance cavity cross-sectional views.
Fig. 6-Fig. 8 is perforated baffle plan view.
Fig. 9 is another embodiment schematic diagram of the present invention.
Figure 10 is Fig. 9 embodiment cross-sectional view.
Figure 11 is the A-A cross-sectional view of Figure 10.
Figure 12, Figure 13 are a kind of embodiment schematic diagrams of diesel oil evaporator.
Figure 14, Figure 15 are another embodiment schematic diagrams of diesel oil evaporator.
Figure 16, Figure 17 are diesel oil evaporator third embodiment schematic diagrams..
Figure 18, Figure 19 are the 4th embodiment schematic diagrams of diesel oil evaporator.
Figure 20, Figure 21 are the embodiment schematic diagrams containing the second diesel oil evaporator.
Specific embodiment
Fig. 1, Fig. 2, Fig. 3 show one embodiment of the present invention, which is steamed by combustion air current directed cavity 1, diesel oil
Device 3, electric heat ignition stick 8, combustion chamber 2, expanse chamber 21, the first perforated baffle 6 and the second perforated baffle 7 is sent out to constitute.Fig. 4 institute
Show, combustion air current directed cavity 1 is an annular cavity, and wherein one end 12 is closed, and the other end 11 is open, the annular external bavin of cavity
Oil turbine exhaust pipe 10 after engine exhaust enters combustion air current directed cavity 1, enters combustion chamber 2 from open end 11
Swirling eddy can be converted into.Combustion chamber 2 is circular cylindrical cavity, and combustion chamber rear portion is tubaeform expanse chamber 21, and expansion is expanded
Open the external regenerated DPF of needs of chamber 21.Be the first perforated baffle 6 shown in Fig. 6 it is a round punching plate, is located at expanse chamber
In 21, air-flow can be stopped, conducive to the equilibrium of the front end DPF air-flow axial flow velocity and temperature.Fig. 7 and Fig. 8 is available
The second perforated baffle 7 be located at end in expanse chamber 21, if being connected on the second perforated baffle 7 for round punching plate
The dry intercepter plate 71 perpendicular to the second perforated baffle 7, the intercepter plate 71 are circular shape (Fig. 7 is shown) or writing board shape 72(Fig. 8
Show), it is radially distributed, can promote air-flow and further mix, the harmony of flow velocity and temperature is provided.If into combustion chamber 2
Air-flow velocity it is appropriate, by after expanse chamber 21 can become axial flow velocity and the uniform air-flow of temperature, can be used for DPF's
Regeneration, in this case, the first perforated baffle 6 and/or the second perforated baffle 7 also can be omitted.
After burner starting, electric heat ignition stick 8, which is powered, to be preheated, and temperature sensor 4 detects that electric heat ignition stick 8 works normally
Afterwards, external fueller provides the diesel oil of small flow to evaporator 3, and when diesel oil flows through electric heat ignition stick 8, diesel oil is vaporized simultaneously
It lights, after a period of time of burning, evaporator 3 is heated by the combustion-gas flow on periphery, and the diesel steam being evaporated gradually increases, outside
Portion's fueller is gradually increased fuel delivery, until reaching the gas flow temperature of dpf regeneration needs.After combustion air current directed cavity 1 guides
Swirling eddy keep the middle part combustion air current flow velocity of combustion chamber 2 lower, be conducive to the burning of early stage small oil mass, evaporator 3 is added
After heat, diesel oil evaporation speed is accelerated in evaporator 3, and in the case where external fueller increases fuel delivery, combustion range is gradually
It is expanded to the combustion air current of periphery high flow velocities, oil mass size and combustion air current Adaptive matching is solved, makes oil mass change procedure
It can normal combustion.
Fig. 9-Figure 11 is another embodiment of the present invention.Combustion air current directed cavity 1 is by 13, two semi-cylindrical shaped gears of outer cylinder
The annular cavity that the outer wall 22 of plate 14,15 and expansion cavity 21 is constituted, the inner cavity that two semi-cylindrical shaped baffles 14,15 surround are burning
Room 2, the eccentric configuration of two semi-cylindrical shaped baffles 14,15 form two air stream outlets 16,17 and are connected to combustion chamber 2, and combustion chamber 2 is connected to
Tubaeform expansion cavity 21.After combustion air current is from pipeline 10 into combustion air current directed cavity 1, flowed out from two air stream outlets 16,17
When in combustion chamber 2 form swirling eddy.Diesel oil evaporator 3 is located at 2 center of combustion chamber, and 3 periphery of evaporator has semi-cylindrical shaped steady
Flame plate 5, steady flame plate 5 constitute arranged coaxial with evaporator 3, have fuel feed pump 51 on steady flame plate 5.3 fuel feeding combustion process of evaporator, can
Steady flame plate 5 is heated, the temperature on 3 periphery of evaporator is further increased, keeps diesel combustion more abundant, combustion flame becomes white extremely
Blue.When 3 fuel delivery of evaporator reaches a certain amount of, can exist to the further fuel feeding of fuel feed pump 51, the diesel oil that fuel feed pump 51 flows out
Evaporation becomes oil vapour and burns rapidly on steady flame plate 5.The expansion of burning oil mass is applicable to high-power engine.Two semicircles
Respectively there is a baffle 18,19 that radial arrangement is constituted with combustion chamber at the middle part of cylindrical baffle 14,15, and swirling eddy is through baffle 18,19
Blocking can be converted into track type, make being more fully mixed for diesel steam and combustion air current.On the inner wall of expanse chamber 21
There are two spiral shape bridge inserts 23,24, and since the gas flow temperature at combustion chamber center is higher than peripheral temperature, and flow velocity is lower than periphery,
The air-flow of expansion cavity 21 is flowed through through the blocking of bridge insert 23,24 and is stirred, temperature and the uniform thermal current of flow velocity are become.
The structure that combustion air current directed cavity 1 can choose further include: the pipeline (not shown go out) of tangential access combustion chamber 2,
Or the part-toroidal cavity coaxial with combustion chamber 2 shown in fig. 5, these constructions can form swirling eddy in combustion chamber.
Figure 12, Figure 13 show a kind of embodiment of diesel oil evaporator 3, and the diesel oil evaporator 3 is including inner cylinder 311 and outside
Cylinder 312, the closed cavity being made of inner cylinder 311, outer cylinder 312 and end sealing plate 313,314,319 as diesel oil runner,
The diesel oil runner is provided with oil inlet 315 and oil outlet 316, and oil inlet 315 connects external fueller by pipeline 317, fuel-displaced
Mouth 316 connects a pipelines 318, and electric heat ignition stick 8 is inserted into the outlet of the pipeline 318.
Electric heat ignition stick 8 nearby has temperature sensor 4 that can change according to the reading of temperature sensor 4 after burner starting
Detect electric heat ignition stick 8 whether failure and meanwhile detect igniting whether succeed.
Figure 14, Figure 15 show another embodiment of diesel oil evaporator 3, which includes inner cylinder 321 and outer circle
Cylinder 322, the closed cavity being made of inner cylinder 321, outer cylinder 322 and end sealing plate 323,324,329, should as diesel oil runner
Diesel oil runner is provided with oil inlet 325 and oil outlet 326, and oil inlet 325 connects external fueller, oil outlet by pipeline 327
326 one pipelines 328 of connection, electric heat ignition stick 8 are inserted into the outlet of the pipeline 328.
Figure 16, Figure 17 show 3 third embodiment of diesel oil evaporator, and diesel oil evaporator 3 includes inner cylinder 331 and outer cylinder
332, the closed cavity being made of inner cylinder 331, outer cylinder 332 and end sealing plate 333 is opened as diesel oil runner, the diesel oil runner
There are oil inlet 335 and oil outlet 336, there are also another outer cylinder 334, oil outlet 336 is connected to outer cylinder 332 in outer cylinder 332 outside
The crack formed with another outer garden cylinder 334, the crack end 338 is open, positioned at the front end, middle part or rear end of outer cylinder 332
Portion, oil inlet 335 connect external fueller by pipeline 337.Inner cylinder 331 is hollow cylinder, and the center of inner cylinder 331 is also
There is a U-shaped oil pipe 341,341 one end of U-shaped oil pipe connects external fueller, and the other end is open end 342, and electric heat ignition stick 8 is inserted
Enter the open end 342.After starting burner, electric heat ignition stick 8 is powered preheating, external fueller to 341 fuel feeding of U-shaped oil pipe,
It is ignited on electric heat ignition stick 8, the heat for generation of burning diesel oil evaporator 3, external fueller is evaporated to diesel oil
After 3 fuel feeding of device, diesel oil, which is vaporized into, to be sprayed for aerosol from oil outlet 336, is mixed and burned with combustion air current.
Figure 18, Figure 19 show the 4th embodiment of diesel oil evaporator 3, and diesel oil evaporator 3 includes inner cylinder 351 and outer circle
Cylinder 352, the closed cavity being made of inner cylinder 351, outer cylinder 352 and end sealing plate 353,358 is as diesel oil runner, the diesel oil
Runner is provided with oil inlet 355 and oil outlet 356, and oil inlet 355 connects external fueller by pipeline 357.Oil outlet 356 is
Several micropores on the preceding end-plate 353 of diesel oil runner or rear end-plate 358.Inner cylinder 351 is hollow cylinder, inner cylinder 351
Center there are also a U-shaped oil pipe 361,361 one end of U-shaped oil pipe connects external fueller, and the other end is open end 362, electric heating
Fire rod 8 is inserted into the open end 362.After starting burner, first electric heat ignition stick 8 is preheated, external fueller is to U-shaped oil pipe
361 fuel feeding light on electric heat ignition stick 8, the heat for generation of burning diesel oil evaporator 3, and external fueller is to bavin
After 3 fuel feeding of oil vaporizer, diesel oil, which is vaporized into, to be sprayed for aerosol from oil outlet 356, is mixed and burned with combustion air current.
Figure 20, Figure 21 show the embodiment containing the second diesel oil evaporator, and the construction of the first diesel oil evaporator 3 is as schemed
12, shown in Figure 13.Second evaporator 30, which includes inner cylinder 301, middle cylinder 302 and outer cylinder 303, by interior
The closed cavity that cylinder 301, middle cylinder 302, outer cylinder 303 and end sealing plate 304,305 are constituted is as diesel oil runner, the bavin
Oil stream road is provided with oil inlet 306 and oil outlet 307, and oil inlet 306 connects external fueller by pipeline 308.Oil outlet 307
It is exported for the crack of middle cylinder 302 and outer cylinder 303, positioned at the middle part of middle cylinder 302, inner cylinder 301 is hollow cylinder.
After starting burner, electric heat ignition stick 8, which is powered, to be preheated, and external fueller is to 3 fuel feeding of diesel oil evaporator, in electric heat ignition stick 8
On be ignited, the burning of larger flow diesel oil can be used in the heat for generation of burning evaporator 3 and the second evaporator 30,
Match high-power diesel engine.
Claims (10)
1. a kind of burner for dpf regeneration, which is characterized in that including combustion air current directed cavity, diesel oil evaporator, electric heating point
Lighted torch, combustion chamber and expanse chamber, combustion air current directed cavity guide the air-flow of outside supply, to burn entering
Swirling eddy is converted into behind room, diesel oil evaporator is located at combustion chamber center, the diesel oil of addition is evaporated, electric heat ignition stick position
In the oil outlet of diesel oil evaporator, expanse chamber is located at combustion chamber rear portion.
2. burner according to claim 1, which is characterized in that there is an arc-shaped steady flame plate outside the diesel oil evaporator.
3. burner according to claim 2, which is characterized in that having on the steady flame plate one can Xiang Wenyan plate surface fuel feeding
Oil pipe.
4. -3 any burner according to claim 1, which is characterized in that the electric heat ignition stick nearby has temperature sensing
Device.
5. -3 any burner according to claim 1, which is characterized in that the diesel oil evaporator includes inner cylinder and outer circle
Cylinder, the closed cavity being made of inner cylinder, outer cylinder and end sealing plate as diesel oil runner, the diesel oil runner be provided with oil inlet with
Oil outlet, oil inlet connect external fueller by pipeline, and oil outlet connects a pipeline, and the electric heat ignition stick is inserted into the pipe
Road outlet.
6. burner according to claim 5, which is characterized in that further include the second diesel oil evaporator, second diesel oil evaporation
Device includes inner cylinder and outer cylinder, and the closed cavity being made of inner cylinder, outer cylinder and end sealing plate is as diesel oil runner, the bavin
Oil stream road is provided with oil inlet and oil outlet, and oil inlet connects external fueller by pipeline, and oil outlet is several micropores, is located at
Bottom end, middle part or the end of diesel oil runner.
7. burner according to claim 1 or claim 2, which is characterized in that the diesel oil evaporator includes inner cylinder and outer cylinder,
As diesel oil runner, which is provided with oil inlet and goes out the closed cavity being made of inner cylinder, outer cylinder and end sealing plate
Hydraulic fluid port, oil inlet connect external fueller by pipeline, and oil outlet is several micropores, bottom end, middle part positioned at diesel oil runner
Or there is U-shaped oil pipe at end, diesel oil evaporator center, U-shaped oil pipe one end connects fueller, and the other end is open end, described
Electric heat ignition stick is inserted into the open end.
8. -3 any burner according to claim 1, which is characterized in that expanse cavity wall portion have at least one with
The plate shaped perforated baffle of expansion cavity composition radial arrangement.
9. burner according to claim 8, which is characterized in that in the perforated baffle, at least one perforated baffle
Surface have it is several perpendicular to perforated baffle, and with combustion chamber constitute radial arrangement intercepter plate, the intercepter plate be writing board shape
Or circular shape.
10. -3 any burner according to claim 1, which is characterized in that there are several spirals in expanse cavity wall portion
Shape mixed flow version forms rotational symmetry in expansion cavity wall portion and is distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273648.9A CN109958503A (en) | 2019-04-06 | 2019-04-06 | A kind of burner for dpf regeneration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273648.9A CN109958503A (en) | 2019-04-06 | 2019-04-06 | A kind of burner for dpf regeneration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109958503A true CN109958503A (en) | 2019-07-02 |
Family
ID=67025653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910273648.9A Pending CN109958503A (en) | 2019-04-06 | 2019-04-06 | A kind of burner for dpf regeneration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109958503A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285191A (en) * | 2020-09-20 | 2021-01-29 | 杭州谱育科技发展有限公司 | Apparatus and method for detecting gas |
| CN112963225A (en) * | 2021-03-25 | 2021-06-15 | 一汽解放汽车有限公司 | Tail gas heating device and tail gas treatment system |
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|---|---|---|---|---|
| KR20110022862A (en) * | 2009-08-28 | 2011-03-08 | 한국기계연구원 | Burner for regeneration of diesel particulate filter |
| CN103016105A (en) * | 2012-12-12 | 2013-04-03 | 中国人民解放军军事交通学院 | Diesel engine particulate matter catcher regenerative burner and oil-injecting combustion-supporting compound regenerative system |
| CN103104316A (en) * | 2012-12-12 | 2013-05-15 | 贵州黄帝车辆净化器有限公司 | Diesel engine exhaust after-treatment device preheating heating-up device and heating-up method |
| JP2013231374A (en) * | 2012-04-27 | 2013-11-14 | Hino Motors Ltd | Burner for exhaust emission control device |
| US20140238001A1 (en) * | 2013-02-27 | 2014-08-28 | Tenneco Automotive Operating Company Inc. | Ion Sensor With Decoking Heater |
| CN104564249A (en) * | 2014-12-31 | 2015-04-29 | 贵州黄帝车辆净化器有限公司 | DPF low-temperature regeneration ignition device of diesel engine |
| CN108194169A (en) * | 2018-03-06 | 2018-06-22 | 黄育新 | A kind of burner for dpf regeneration |
| CN209818143U (en) * | 2019-04-06 | 2019-12-20 | 黄育新 | Combustor for DPF regeneration |
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2019
- 2019-04-06 CN CN201910273648.9A patent/CN109958503A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110022862A (en) * | 2009-08-28 | 2011-03-08 | 한국기계연구원 | Burner for regeneration of diesel particulate filter |
| JP2013231374A (en) * | 2012-04-27 | 2013-11-14 | Hino Motors Ltd | Burner for exhaust emission control device |
| CN103016105A (en) * | 2012-12-12 | 2013-04-03 | 中国人民解放军军事交通学院 | Diesel engine particulate matter catcher regenerative burner and oil-injecting combustion-supporting compound regenerative system |
| CN103104316A (en) * | 2012-12-12 | 2013-05-15 | 贵州黄帝车辆净化器有限公司 | Diesel engine exhaust after-treatment device preheating heating-up device and heating-up method |
| US20140238001A1 (en) * | 2013-02-27 | 2014-08-28 | Tenneco Automotive Operating Company Inc. | Ion Sensor With Decoking Heater |
| CN104564249A (en) * | 2014-12-31 | 2015-04-29 | 贵州黄帝车辆净化器有限公司 | DPF low-temperature regeneration ignition device of diesel engine |
| CN108194169A (en) * | 2018-03-06 | 2018-06-22 | 黄育新 | A kind of burner for dpf regeneration |
| CN209818143U (en) * | 2019-04-06 | 2019-12-20 | 黄育新 | Combustor for DPF regeneration |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285191A (en) * | 2020-09-20 | 2021-01-29 | 杭州谱育科技发展有限公司 | Apparatus and method for detecting gas |
| CN112963225A (en) * | 2021-03-25 | 2021-06-15 | 一汽解放汽车有限公司 | Tail gas heating device and tail gas treatment system |
| CN112963225B (en) * | 2021-03-25 | 2023-02-17 | 一汽解放汽车有限公司 | Tail gas heating device and tail gas treatment system |
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Application publication date: 20190702 |