CN105525969B - The exhaust purifier of diesel engine of convertible carbon soot particles filter runner - Google Patents
The exhaust purifier of diesel engine of convertible carbon soot particles filter runner Download PDFInfo
- Publication number
- CN105525969B CN105525969B CN201610010901.8A CN201610010901A CN105525969B CN 105525969 B CN105525969 B CN 105525969B CN 201610010901 A CN201610010901 A CN 201610010901A CN 105525969 B CN105525969 B CN 105525969B
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- flow
- channel
- flow channel
- soot particles
- diesel engine
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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
- 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
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- 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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
- F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
- F01N11/005—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus the temperature or pressure being estimated, e.g. by means of a theoretical model
-
- 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
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
Abstract
The present invention discloses one kind occurs that when back pressure is too high runner can be changed in carbon soot particles filter, so that it is guaranteed that the exhaust purifier of diesel engine of diesel engine vent gas smooth gas discharge, including the joint and carbon soot particles purifier for connecting diesel engine vent gas blast pipe, carbon soot particles purifier includes circular sleeve, the sleeve is separated into first flow, second flow channel and third flow channel, first flow rear end connects second flow channel, the connection of third flow channel rear end is extraneous, there is carbon soot particles filter in first flow, there is rotation control panel between joint and sleeve, the rotation control panel has A, two passages of B, A channel connects the inner chamber of joint, channel B is the interface channel between two runners.Available for the motor vehicle using diesel oil as fuel, agricultural locomotive, engineering machinery, mobile generator, minitype diesel oil engine group etc. is used as exhaust carbon-smoke particulate burning purifying processing equipment.
Description
Technical field
The present invention relates to the processing unit for tail using diesel oil as fuel, especially contain soot particulates trap
Exhaust purifier of diesel engine.
Background technology
Diesel engine especially diesel oil vehicle exhaust processing system includes SCR system, DOC systems and DPF system.SCR systems
Unite for handling nitrogen oxides.DOC systems are used to handle carbon monoxide and organic matter.DPF system is used to handle soot particulate.
SCR system, DOC systems are typically using single flow carrier coating catalyst, and the possibility for occurring blocking is relatively low.
DPF system typically use wall-flow filter, including be coated with catalyst catalyst type wall-flow filter and
The on-catalytic formulation wall-flow filter of catalyst is not coated.
The ignition temperature of soot can be reduced to 350-400 DEG C by catalyst type wall-flow filter, reached and urged in tail gas
Carbon soot particles can be burnt when changing temperature, but in actual use, some period exhaust temperatures are too low, catalyst aging is lost
It is mingled with the reasons such as some aphlogistic particulate matters in effect, tail gas, filter is more next using the accumulation of particulate matter after a period of time
More, exhaust back pressure is stepped up, after reaching to a certain degree, can have impact on the normal work of engine, and filter has to tear open
Remove.On the other hand, wall-flow filter is overall coating catalyst, and because carbon soot particles are intercepted in filter when using
Hole wall before, the partial catalyst only before hole wall is used, and the partial catalyst after hole wall is because not in contact with soot
Particle is not used and wasted.
On-catalytic formulation wall-flow filter be after a certain amount of carbon soot particles are trapped, it is too high when detecting exhaust back pressure
When starting ignition burner or heater, by tail gas heating to more than 600 DEG C, by filter in the case of supplemental oxygen
In carbon soot particles burn.Because ignition burning device or heater may be damaged, some aphlogistic particulate matters are deposited
It is in filter, causing this filter, there is also the puzzlement of blocking.
The content of the invention
Occur that when back pressure is too high runner can be changed in carbon soot particles filter it is an object of the invention to provide one kind, from
And ensure the exhaust purifier of diesel engine of diesel engine vent gas smooth gas discharge.
The exhaust purifier of diesel engine of the present invention includes the joint and carbon soot particles for being used to connect diesel engine vent gas blast pipe
Purifier, it is characterised in that the carbon soot particles purifier includes circular sleeve, the sleeve is separated into first flow, the
Two runners and third flow channel, first flow rear end connection second flow channel, third flow channel rear end connection are extraneous, have carbon in first flow
Smoke particle filter, there is rotation control panel between joint and sleeve, the rotation control panel has two passages of A, B, and A channel connection connects
The inner chamber of head, channel B is the interface channel between two runners, in first anglec of rotation of rotation control panel, A channel connection the
One runner, channel B connection second flow channel and third flow channel, in second anglec of rotation of rotation control panel, A channel connection second
Road, channel B connection first flow and third flow channel, in the 3rd anglec of rotation of rotation control panel, A channel connection third flow channel, B
Passage connects first flow and second flow channel.
Preferably, there is inner cylinder in the sleeve, the inner cylinder is formed as first flow between inner cylinder and sleeve
Gap, the gap is separated into second flow channel and third flow channel by dividing plate.
Above-mentioned exhaust purifier of diesel engine can also include the 4th runner, gap between the inner cylinder and sleeve by every
Plate separates forming shape identical second flow channel, third flow channel, the 4th runner, the front end of cover closure first flow, first flow
Front end it is jagged connection the 4th runner front end, the 4th runner back-end closure, the rotation control panel include outer toroid, laterally
Dividing plate and longitudinal baffle, the inwall of lateral partitions connection outer toroid simultaneously leave and second flow channel, third flow channel or the 4th runner shape
Shape identical breach, longitudinal baffle is connected the indentation, there and lateral partitions are vertical, by the breach, longitudinal baffle and outer toroid
A part surrounds the A channel, and another part of the lateral partitions of corresponding opposite side, longitudinal baffle and outer toroid surrounds the B
Passage.
Above-mentioned carbon soot particles filter can be wall-flow type carbon soot particles filter or single flow carbon soot particles filter, excellent
Choosing is the catalyst type wall-flow type carbon soot particles filter for being coated with the catalyst for reducing combustion temperature of soot.
The rotation control panel of the present invention can be using rotation or electric rotary manually.Connect during electric rotary on rotation control panel
The electric device being connected to, the electric device includes power set and control circuit, and power set include servomotor, servomotor
Rotating shaft connecting screw rod, rotation control panel on the outside of there is gear ring to be engaged with the screw rod.
There can also be pressure sensor in joint, the pressure sensor is electrically connected with the control circuit of electric device.Pass through
Air pressure in pressure sensor detection tabs, when air pressure increases to setting value, trigger control circuit starts servomotor, makes rotation
Turn control panel to rotate and convert tail gas runner, as the exhaust purifier of diesel engine for rotating manipulation.
The present invention exhaust purifier of diesel engine can occur in diesel engine vent gas exhaust back pressure it is too high when, rotate rotation control
Making sheet, changes exhaust gas flow direction, diesel engine vent gas can be made to flow to rear end by the front end of carbon soot particles filter, be converted into being flowed by rear end
Forward end, the soot that carbon soot particles filter accumulates completely or partially is washed away, make carbon soot particles mistake by the reverse impulse force of tail gas
Filter is unobstructed, while the original catalyst contact carbon soot particles being located at after hole wall before being allowed to, clarifier can continue to make
With without wasting catalyst, it is to avoid diesel engine user changes the problem that clarifier occurs, vent gas treatment cost is reduced.This hair
The bright motor vehicle that can be used for using diesel oil as fuel, agricultural locomotive, engineering machinery, mobile generator, minitype diesel oil engine group
Deng being used as exhaust carbon-smoke particulate burning purifying processing equipment.
Brief description of the drawings
Fig. 1 is the exhaust purifier of diesel engine stereogram of manual manipulation mode.
Fig. 2 is A-A sectional views.
Fig. 3 is B-B sectional views.
Fig. 4 is part explosive view.
Fig. 5-Figure 15 is assembling process schematic diagram.
Figure 16 is the exhaust purifier of diesel engine stereogram with electric device.
Figure 17 is the exhaust purifier of diesel engine part explosive view with electric device.
Embodiment
Exhaust purifier of diesel engine shown in Fig. 1-Fig. 4 is including being used to connect the joint 19 of diesel engine vent gas blast pipe, connecing
First 19, by the connection rotation control panel 16 of snap ring 17, turn control panel 16 and connect carbon soot particles purifier 2, soot by snap ring 18
The rear portion of particulate burning purifying device 2 is connected in tail gas cover 22, carbon soot particles purifier 2 by snap ring 23 carbon soot particles filter
10。
Fig. 5-Figure 12 shows the front end of exhaust purifier of diesel engine of the present invention.
Shown in Fig. 5, Fig. 6, Fig. 7, first flow 1 is that sleeve 2 is cased with outside inner cylinder, first flow 1, inner cylinder 1 and set
There is gap between cylinder 2, the gap is equally spaced apart into three section identical second flow channels the 8, the 3rd by the dividing plate 4,5,6 of longitudinal direction
Runner 9, the 4th runner 7.There is carbon soot particles filter 10 in first flow 1.The front end of first flow 1 and the front end of the 4th runner 7 it
Between jagged 3, connect first flow 1 and the front end of the 4th runner 7.The front end of first flow 1 has shrouding 11 to make second flow channel
8th, the runner mouthful alignment of the runner 7 of third flow channel 9 and the 4th（Shown in Fig. 7）.
Fig. 8-Figure 11 shows to rotate control panel.Control panel is rotated by lateral partitions 12, longitudinal baffle 14 and the structure of outer toroid 16
Into outer toroid 16 is identical with the internal diameter of sleeve 2, the inwall of the connection outer toroid 16 of lateral partitions 14 and leaving certain gaps uncovered by the economic plan 13, the breach
13 be 1/3rd annulus, longitudinal baffle 14 identical with the shape of cross section of second flow channel 8, the runner 7 of third flow channel 9 or the 4th
For curved slab, curve form matches with breach 13, and longitudinal baffle 14 is connected the rear portion of breach 13 is vertical with lateral partitions 12.By
A part for breach 13, longitudinal baffle 14 and outer toroid 16 surrounds A channel 13.Corresponding opposite side, after lateral partitions 12
The cavity that the another part in face, longitudinal baffle 14 and outer toroid 16 is surrounded turns into channel B 15.A channel 13 connects diesel engine vent gas
A runner in the joint 19 and second flow channel 8 of blast pipe, third flow channel 9, the 4th runner 7, the connection second flow channel of channel B 15
8, two other runner in the runner 7 of third flow channel 9 and the 4th.
Shown in Figure 12, there are snap ring 17 and snap ring 18 to connect the joint of diesel engine vent gas blast pipe respectively on rotation control panel 16
19 and sleeve 2.
Figure 13-Figure 15 shows the rear portion of exhaust purifier of diesel engine of the present invention.Shrouding 21 is by first flow 1, second flow channel 8
With the back-end closure of the 4th runner 7, the breach of shrouding 21 makes third flow channel 9 be in communication with the outside.First flow 1 and second flow channel 8
Between jagged 20, connecting between first flow 1 and second flow channel 8 fixation.Hood 22 by the branch sleeve 2 of snap ring 23,
Third flow channel 9 is outwardly ventilated by hood 22.
Three rotation status of rotation control panel are shown respectively in Fig. 8, Fig. 9 and Figure 10.
First anglec of rotation of control panel is rotated as shown in figure 8, A channel 13 aligns with the 4th runner 7.A channel 13 is connected
4th runner 7, first flow 1, the connection second of channel B 15 are connected by the breach 3 between first flow 1 and the 4th runner 7
Road 8 and third flow channel 9.Tail gas enters the front end of the 4th runner 7 from A channel 13, because the back-end closure of the 4th runner 7 can not lead to
Gas, tail gas enters first flow 1 from the breach 3 between the runner 7 of first flow 1 and the 4th, from the front end forward direction warp of first flow 1
The rear end of first flow 1 is flow to after carbon soot particles filter 10, passes through the breach 20 between first flow 1 and second flow channel 8
Into the rear end of second flow channel 8, then the front end of second flow channel 8 is flow to, by entering the front end of third flow channel 9 after channel B 15,
Again the external world is flowed out to from the rear end of third flow channel 9 into hood 22.
Second anglec of rotation of control panel is rotated as shown in figure 9, A channel 13 aligns with second flow channel 8.A channel 13 is connected
Second flow channel 8, the connection runner 7 of third flow channel 9 and the 4th of channel B 15, passes through the breach 3 between the runner 7 of first flow 1 and the 4th
Third flow channel 9 is set to connect first flow 1.Tail gas is flow to after second flow channel 8 from the front end that A channel 13 enters second flow channel 8
End, enters the rear end of first flow 1, reversely through carbon soot particles mistake by the rear end breach 20 between first flow 1 and second flow channel 8
Filter 10 flows to the front end of first flow 1, then enters the 4th runner 7, the 4th from the breach 3 between the runner 7 of first flow 1 and the 4th
The back-end closure of runner 7 can not ventilate, and tail gas enters behind the front end of the 4th runner 7, by entering third flow channel 9 after channel B 15
Front end, then flow out to the external world from the rear end of third flow channel 9 into hood 22.
The 3rd anglec of rotation for rotating control panel is as shown in Figure 10, and A channel 13 aligns with third flow channel 9.A channel 13 is connected
Third flow channel 9, channel B connects the 4th runner 7 and second flow channel 8.Tail gas, which enters, enters the front end of third flow channel 9 after A channel 13, from
The rear end of third flow channel 9 is flowed directly out to the external world into hood 22.In this state, first flow 1, second flow channel 8, the 4th
Runner 7 is actually revoked.This state be carbon soot particles filter 10 damage or Direct/Reverse using tail gas back pressure all
It is emergent to allow diesel engine to be used in the case of running when too high.
Carbon soot particles filter 10 can be wall-flow type carbon soot particles filter or single flow carbon soot particles filter, because
The problem of wall-flow type or single flow carbon soot particles filter are all likely to occur back pressure rise using process or even blocked, uses this hair
It is bright that rotation control panel 16 can be rotated when back pressure is raised, allow tail gas to be redirected back into carbon soot particles filter 10, can be by soot
The soot or powdered substance blocked in grain filter 10 blows away removing.Using the catalysis for being coated with reduction soot combustion temperature
During the catalyst type wall-flow type carbon soot particles filter of agent, advantage of the invention is especially protruded, except reversely by carbon soot particles mistake
Outside the soot accumulated in filter 10 is removed, the catalyst after filter hole wall without using can also be utilized, it is ensured that
Make the best use of everything, reduce diesel engine vent gas processing cost.
Figure 16, Figure 17 show the exhaust purifier of diesel engine with electric device.The outside of rotation control panel 16 is connected with
There are servomotor 31, the rotating shaft connecting screw rod 32 of servomotor 31, the engaging tooth torus 33 of screw rod 32 on gear ring 33, support 30.
The operating of servomotor 31 is controlled by control circuit, there is pressure sensor 34 in joint 19, the pressure sensor 34 and servo electricity
The control circuit electrical connection of machine 31.Illustrate that tail gas is arranged when the air pressure that pressure sensor 34 detects joint 19 reaches default value
Gas back pressure is too high, and instruction is sent by pressure sensor 34, and control circuit start servomotor 31 passes through the sliding tooth torus of screw rod 32
33, rotation control panel 16 is rotated conversion to another anglec of rotation.
Claims (8)
1. the exhaust purifier of diesel engine of convertible carbon soot particles filter runner, including for connecting diesel engine vent gas blast pipe
Joint and carbon soot particles purifier, it is characterised in that the carbon soot particles purifier includes circular sleeve, the sleeve point
First flow, second flow channel and third flow channel are divided into, first flow rear end connection second flow channel, third flow channel rear end connection is outer
There is carbon soot particles filter in boundary, first flow, there is rotation control panel between joint and sleeve, the rotation control panel has A, B two
Individual passage, A channel connects the inner chamber of joint, and channel B is the interface channel between two runners, in the first rotation of rotation control panel
Gyration, A channel connection first flow, channel B connection second flow channel and third flow channel, in second anglec of rotation of rotation control panel
Degree, A channel connection second flow channel, channel B connection first flow and third flow channel, in the 3rd anglec of rotation of rotation control panel, A
Passage connects third flow channel, channel B connection first flow and second flow channel.
2. exhaust purifier of diesel engine according to claim 1, it is characterised in that have inner cylinder in the sleeve, the inner circle
Cylinder forms gap, the gap is separated into second flow channel and third flow channel by dividing plate as first flow between inner cylinder and sleeve.
3. exhaust purifier of diesel engine according to claim 2, it is characterised in that also including the 4th runner, the inner cylinder
Gap between sleeve separates forming shape identical second flow channel, third flow channel, the 4th runner, cover closure first by dividing plate
The front end of runner, the front end of the 4th runner of the jagged connection in front end of first flow, the 4th runner back-end closure, the rotation control
Making sheet includes outer toroid, lateral partitions and longitudinal baffle, and the inwall of lateral partitions connection outer toroid simultaneously leaves and second flow channel, the
Three runners or the 4th flow channel shape identical breach, longitudinal baffle are connected the indentation, there and lateral partitions are vertical, by the breach,
A part for longitudinal baffle and outer toroid surrounds the A channel, the lateral partitions of corresponding opposite side, longitudinal baffle and outer toroid
Another part surrounds the channel B.
4. the exhaust purifier of diesel engine according to claim 1,2 or 3, it is characterised in that the carbon soot particles filter is
Wall-flow type carbon soot particles filter or single flow carbon soot particles filter.
5. exhaust purifier of diesel engine according to claim 4, it is characterised in that the carbon soot particles filter is is coated with
Reduce the catalyst type wall-flow type carbon soot particles filter of the catalyst of combustion temperature of soot.
6. the exhaust purifier of diesel engine according to claim 1,2 or 3, it is characterised in that the rotation control panel is connected with
The electric device that control rotation control panel is rotated.
7. exhaust purifier of diesel engine according to claim 6, it is characterised in that the electric device include power set and
Control circuit, power set include servomotor, the rotating shaft connecting screw rod of servomotor, rotation control panel on the outside of have gear ring with
The screw rod is engaged.
8. exhaust purifier of diesel engine according to claim 7, it is characterised in that have pressure sensor in the joint, should
Pressure sensor is electrically connected with the control circuit of electric device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610010901.8A CN105525969B (en) | 2016-01-09 | 2016-01-09 | The exhaust purifier of diesel engine of convertible carbon soot particles filter runner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610010901.8A CN105525969B (en) | 2016-01-09 | 2016-01-09 | The exhaust purifier of diesel engine of convertible carbon soot particles filter runner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105525969A CN105525969A (en) | 2016-04-27 |
| CN105525969B true CN105525969B (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610010901.8A Active CN105525969B (en) | 2016-01-09 | 2016-01-09 | The exhaust purifier of diesel engine of convertible carbon soot particles filter runner |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502807B (en) * | 2020-06-02 | 2021-03-23 | 徐州徐工挖掘机械有限公司 | Engineering machinery exhaust smoke intensity testing method, device and system and storage medium |
| CN113279843A (en) * | 2021-05-31 | 2021-08-20 | 一汽解放汽车有限公司 | Aftertreatment system, vehicle, and control method for vehicle |
| CN114320551B (en) * | 2021-11-10 | 2022-11-18 | 枣庄科技职业学院 | Automobile exhaust muffler device |
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| KR20060098999A (en) * | 2005-03-10 | 2006-09-19 | 현대자동차주식회사 | Catalyst converter |
| CN2911201Y (en) * | 2006-05-29 | 2007-06-13 | 周松奎 | Diesel engine fail gas purifier |
| CN102459835A (en) * | 2009-06-19 | 2012-05-16 | 富尔西亚排气系统公司 | Exhaust line with injection system |
| CN104136726A (en) * | 2012-07-26 | 2014-11-05 | 沃尔沃卡车集团 | A gas flow regulating device for cleaning a particulate filter |
| CN205370695U (en) * | 2016-01-09 | 2016-07-06 | 黄育新 | Diesel engine tail -gas clean -up ware of convertible soot particulate filter runner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7992382B2 (en) * | 2003-08-01 | 2011-08-09 | Illinois Valley Holding Company | Particulate trap system and method |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060098999A (en) * | 2005-03-10 | 2006-09-19 | 현대자동차주식회사 | Catalyst converter |
| CN2911201Y (en) * | 2006-05-29 | 2007-06-13 | 周松奎 | Diesel engine fail gas purifier |
| CN102459835A (en) * | 2009-06-19 | 2012-05-16 | 富尔西亚排气系统公司 | Exhaust line with injection system |
| CN104136726A (en) * | 2012-07-26 | 2014-11-05 | 沃尔沃卡车集团 | A gas flow regulating device for cleaning a particulate filter |
| CN205370695U (en) * | 2016-01-09 | 2016-07-06 | 黄育新 | Diesel engine tail -gas clean -up ware of convertible soot particulate filter runner |
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| Publication number | Publication date |
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| CN105525969A (en) | 2016-04-27 |
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Inventor after: Huang Yuxin Inventor after: Yu Hao Inventor after: Guo Shaowu Inventor after: Peng Feng Inventor after: Cao Yonghai Inventor after: Li Li Inventor after: Feng Kai Inventor before: Huang Yuxin Inventor before: Guo Shaowu Inventor before: Hong Weiming |
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Effective date of registration: 20190717 Address after: 515000 No. 14A Yanhe Road, Jinping District, Shantou City, Guangdong Province Patentee after: Guangdong Jianan Environmental Biotechnology Co. Ltd. Address before: Xiamen Ling Lu, Jinping District Guanghua Street 515000 Guangdong city of Shantou province No. 11 room 106 Patentee before: Huang Yuxin |
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Effective date of registration: 20210915 Address after: 515000 D, No. 14, Yanhe Road, Jinping District, Shantou City, Guangdong Province Patentee after: Guangdong Liannan Environmental Protection Technology Co.,Ltd. Address before: 515000 No. 14A Yanhe Road, Jinping District, Shantou City, Guangdong Province Patentee before: Guangdong Jianan Environmental Biotechnology Co.,Ltd. |
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