CN108397261A - A kind of grain catcher that can improve regeneration efficiency - Google Patents
A kind of grain catcher that can improve regeneration efficiency Download PDFInfo
- Publication number
- CN108397261A CN108397261A CN201810390612.4A CN201810390612A CN108397261A CN 108397261 A CN108397261 A CN 108397261A CN 201810390612 A CN201810390612 A CN 201810390612A CN 108397261 A CN108397261 A CN 108397261A
- Authority
- CN
- China
- Prior art keywords
- shell
- stomata
- regeneration efficiency
- grain catcher
- gas inlet
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—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
- F01N3/022—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
- F01N3/0222—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 characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
-
- 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
-
- 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
- F01N9/00—Electrical control of exhaust gas treating apparatus
- F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention discloses a kind of grain catcher that can improve regeneration efficiency, including shell and the DPF filter cores being set in shell, the front end of the shell offers gas inlet, and the rear end of shell offers offgas outlet, it is provided with to make tail gas to generate the flow spoiler of vortex at the gas inlet of the shell, the flow spoiler includes shaft and circumferentially disposed in multiple blades in shaft.A kind of grain catcher that can improve regeneration efficiency at gas inlet by being arranged flow spoiler, so that vortex of the tail gas into fashionable generation different scale, and then it can be come into full contact with DPF filter core outer rims so that particle burning is more thorough, greatly improves regeneration efficiency.
Description
Technical field
The present invention relates to diesel engine vent gas processing technology field more particularly to a kind of granule capturings that can improve regeneration efficiency
Device.
Background technology
Particle trap is mounted in diesel engine truck exhaust system, its effect is filled by the filtering of surface and internal mix
Capture particle is set, in exhaust 90% or more particle can be effectively purified.Grain catcher during the work time, also relates to
The height of regeneration issues, regeneration efficiency directly affects the exhaust back pressure of diesel engine, and influences the dynamic property and economy of engine
Property.
Currently, particle trap in the market is in regenerative process, due to being influenced by factors such as structure and regeneration temperatures,
The DPF filter cores outer rim of particle trap cannot be contacted fully with high-temperature tail gas, cause the particle at the position that can not burn so that
Regeneration efficiency is relatively low, is badly in need of solving as a result,.
Invention content
It is an object of the invention in view of the above-mentioned problems, a kind of grain catcher that can improve regeneration efficiency is provided, with solution
The DPF filter cores outer rim of certainly existing grain catcher cannot be contacted fully with high-temperature tail gas, cause the particle at the position that can not fire
The problem of burning, influencing regeneration efficiency.
The purpose of the present invention is be achieved through the following technical solutions：
A kind of grain catcher that can improve regeneration efficiency, including shell and the DPF filter cores that are set in shell, the shell
The front end of body offers gas inlet, and the rear end of shell offers offgas outlet, is provided at the gas inlet of the shell
To make tail gas generate the flow spoiler of vortex, the flow spoiler includes shaft and circumferentially disposed in multiple leaves in shaft
Piece.
As a preferred embodiment of the present invention, the DPF filter cores are ceramic honey comb, and the inside of DPF filter cores offers
The first of adjacent distributions walks stomata, second walks stomata, and described first, which walks stomata and second, walks stomata parallel arrangement, and first is flat
Hole, second walk stomata and are arranged along the flat direction of shell, and described first to walk stomata adjacent to one end of gas inlet be closed end, and
First walk stomata adjacent to one end of offgas outlet be open end, described second walk stomata adjacent to one end of gas inlet be opening
End, and second walk stomata adjacent to one end of offgas outlet be closed end.
As a preferred embodiment of the present invention, regenerative heater is provided at neighbouring DPF filter cores in the shell.
As a preferred embodiment of the present invention, the regenerative heater is set to DPF filter cores adjacent to the one of gas inlet
End.
As a preferred embodiment of the present invention, temperature sensor is provided in the shell.
As a preferred embodiment of the present invention, pressure sensor is provided in the shell.
Beneficial effects of the present invention are, a kind of grain catcher that can improve regeneration efficiency passes through at gas inlet
Flow spoiler is set so that tail gas generates the vortex of different scale into fashionable, and then can be come into full contact with DPF filter core outer rims so that
Particle burning is more thorough, greatly improves regeneration efficiency.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for the grain catcher that can improve regeneration efficiency of the present invention；
Fig. 2 is the structural schematic diagram of flow spoiler of the present invention.
Specific implementation mode
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.It is appreciated that
It is that embodiment described herein is used only for explaining the present invention rather than limitation of the invention.
It please refers to shown in Fig. 1 and Fig. 2, Fig. 1 is that a kind of structure for the grain catcher that can improve regeneration efficiency of the present invention is shown
It is intended to；Fig. 2 is the structural schematic diagram of flow spoiler of the present invention.
In this present embodiment, a kind of grain catcher that can improve regeneration efficiency, including shell 1 and be set in shell 1
DPF filter cores 2, regenerative heater, temperature sensor, pressure sensor, the front end of the shell 1 offers gas inlet 3, and
The rear end of shell 1 offers offgas outlet 4, and the regenerative heater is adjacent with DPF filter cores 2, and regenerative heater is set to DPF
Filter core 2 is adjacent to one end of gas inlet 3, and the DPF filter cores 2 are ceramic honey comb, and the inside of DPF filter cores 2 offers adjacent point
The first of cloth walks stomata, second walks stomata, and described first walks stomata and second walks stomata parallel arrangement, and first walks stomata, the
Two, which walk stomata, arranges along 1 flat direction of shell, and described first to walk stomata adjacent to one end of gas inlet 3 be closed end, and the
One walk stomata adjacent to one end of offgas outlet 4 be open end, described second walk stomata adjacent to one end of gas inlet 3 be opening
End, and second to walk stomata adjacent to one end of offgas outlet 4 be closed end, is provided with to make at the gas inlet 3 of the shell 1
Tail gas generates the flow spoiler 5 of vortex, and the flow spoiler 5 includes shaft 51 and circumferentially disposed in multiple leaves in shaft 51
Piece 52.
A kind of above-mentioned grain catcher that can improve regeneration efficiency, temperature sensor, pressure sensor, regenerative heater
It is electrically connected with controller, when the exhaust particulate overstock on DPF filter cores 2 is excessive, the pressure that pressure sensor detects increases,
At this point, controller control regenerative heater starts, exhaust particulate is improved with temperature and is burnt so that exhaust particulate burning is more filled
Point.
A kind of above-mentioned grain catcher that can improve regeneration efficiency at gas inlet 3 by being arranged flow spoiler 5 so that tail
Gas generates the vortex of different scale into fashionable, and then can be come into full contact with 2 outer rim of DPF filter cores so that and particle burning is more thorough,
Greatly improve regeneration efficiency.
Above example is to elaborate that the basic principle and characteristic of the present invention, the present invention are not limited by above-described embodiment,
Without departing from the spirit and scope of the present invention, the present invention also has various changes, these changes and modifications are all fallen
Enter in scope of the claimed invention.The claimed scope of the invention is defined by the following claims.
Claims (6)
1. a kind of grain catcher that can improve regeneration efficiency, including shell and the DPF filter cores that are set in shell, the shell
Front end offer gas inlet, and the rear end of shell offers offgas outlet, it is characterised in that：The gas inlet of the shell
Place is provided with to make tail gas to generate the flow spoiler of vortex, and the flow spoiler includes shaft and circumferentially disposed in shaft
Multiple blades.
2. a kind of grain catcher that can improve regeneration efficiency according to claim 1, it is characterised in that：The DPF filters
Core is ceramic honey comb, and the inside of DPF filter cores offers the first of adjacent distributions and walks stomata, second walks stomata, and described first walks
Stomata and second walks stomata parallel arrangement, and first walks stomata, second walks stomata and arranged along the flat direction of shell, and described first
Walk stomata adjacent to one end of gas inlet be closed end, and first walk stomata adjacent to one end of offgas outlet be open end, it is described
Second walk stomata adjacent to one end of gas inlet be open end, and second walk stomata adjacent to one end of offgas outlet be closed end.
3. a kind of grain catcher that can improve regeneration efficiency according to claim 1, it is characterised in that：In the shell
It is provided with regenerative heater at neighbouring DPF filter cores.
4. a kind of grain catcher that can improve regeneration efficiency according to claim 3, it is characterised in that：The regeneration adds
Hot device is set to DPF filter cores adjacent to one end of gas inlet.
5. a kind of grain catcher that can improve regeneration efficiency according to any one of claims 1 to 4, it is characterised in that：
It is provided with temperature sensor in the shell.
6. a kind of grain catcher that can improve regeneration efficiency according to any one of claims 1 to 4, it is characterised in that：
It is provided with pressure sensor in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810390612.4A CN108397261A (en) | 2018-04-27 | 2018-04-27 | A kind of grain catcher that can improve regeneration efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810390612.4A CN108397261A (en) | 2018-04-27 | 2018-04-27 | A kind of grain catcher that can improve regeneration efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108397261A true CN108397261A (en) | 2018-08-14 |
Family
ID=63100664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810390612.4A Pending CN108397261A (en) | 2018-04-27 | 2018-04-27 | A kind of grain catcher that can improve regeneration efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108397261A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901323A (en) * | 2021-01-27 | 2021-06-04 | 交通运输部公路科学研究所 | Particulate matter trapping and regenerating system applying turbulence agglomeration as pretreatment and control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030028031A (en) * | 2001-09-27 | 2003-04-08 | 현대자동차주식회사 | Swirl apparatus catalytic converter |
| JP2010053795A (en) * | 2008-08-28 | 2010-03-11 | Iseki & Co Ltd | Diesel engine |
| JP2014015848A (en) * | 2012-07-05 | 2014-01-30 | Mitsubishi Fuso Truck & Bus Corp | Exhaust emission control device of vehicle |
| CN206555001U (en) * | 2016-09-03 | 2017-10-13 | 贵州黄帝车辆净化器有限公司 | Exhaust treatment system for Diesel engine |
| CN208396781U (en) * | 2018-04-27 | 2019-01-18 | 无锡伟博汽车科技有限公司 | A kind of grain catcher that can improve regeneration efficiency |
-
2018
- 2018-04-27 CN CN201810390612.4A patent/CN108397261A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030028031A (en) * | 2001-09-27 | 2003-04-08 | 현대자동차주식회사 | Swirl apparatus catalytic converter |
| JP2010053795A (en) * | 2008-08-28 | 2010-03-11 | Iseki & Co Ltd | Diesel engine |
| JP2014015848A (en) * | 2012-07-05 | 2014-01-30 | Mitsubishi Fuso Truck & Bus Corp | Exhaust emission control device of vehicle |
| CN206555001U (en) * | 2016-09-03 | 2017-10-13 | 贵州黄帝车辆净化器有限公司 | Exhaust treatment system for Diesel engine |
| CN208396781U (en) * | 2018-04-27 | 2019-01-18 | 无锡伟博汽车科技有限公司 | A kind of grain catcher that can improve regeneration efficiency |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901323A (en) * | 2021-01-27 | 2021-06-04 | 交通运输部公路科学研究所 | Particulate matter trapping and regenerating system applying turbulence agglomeration as pretreatment and control method |
| CN112901323B (en) * | 2021-01-27 | 2022-04-15 | 交通运输部公路科学研究所 | Particulate matter trapping and regenerating system applying turbulence agglomeration as pretreatment and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104454084B (en) | A kind of pulse cleaning eddy flow trap | |
| CN104832258B (en) | A kind of diesel engine particle catcher DPF carbon accumulation amount estimation methods | |
| CN107842412B (en) | Regeneration method and system of diesel engine particle catcher | |
| US20060016177A1 (en) | Regeneration of diesel particulate filter | |
| CN209621441U (en) | A kind of trapping of Fractions of Diesel Engine Exhaust Particulates and active regeneration system | |
| CN205618226U (en) | Metal particles trap active regeneration system | |
| CN109899134B (en) | Active regeneration system and method for diesel engine particle catcher | |
| CN101994546A (en) | Electric heater and control system and method for electrically heated particulate filters | |
| CN112324545B (en) | DPF regeneration coupling control method | |
| KR20050103228A (en) | Strategy employing exhaust back-pressure for burning soot trapped by a diesel particulate filter | |
| CN107448269A (en) | System for sensing particle matter | |
| WO2021248407A1 (en) | Gpf oxygen pump auxiliary regeneration device and method for coupled bipolar charging and coagulation system | |
| CN208396781U (en) | A kind of grain catcher that can improve regeneration efficiency | |
| CN108397261A (en) | A kind of grain catcher that can improve regeneration efficiency | |
| CN203925695U (en) | The control system of engine exhaust temperature | |
| JP2014185562A (en) | Exhaust purification device of spark ignition type internal combustion engine | |
| CN110159403A (en) | Prevent the method, apparatus and diesel vehicle that dpf regeneration is burnt | |
| CN110206618A (en) | A kind of fixed type particle trap regeneration method | |
| CN109595069B (en) | Device and method for improving DOC regeneration efficiency | |
| CN208918665U (en) | Air inlet flow guide pipe component | |
| CN201554529U (en) | Fuel oil auxiliary heating regenerative system of diesel engine tail gas particle catcher | |
| CN210195849U (en) | DPF electric heating active regeneration device for tractor | |
| CN201206486Y (en) | Postprocessing system of diesel engine | |
| CN209195516U (en) | Anti-explosion diesel engine for mine exhaust particulate object capture device regenerative system | |
| JP2014169655A (en) | Egr device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |