CN107420157A - Diesel engine vent gas smoke discharging and purifying device and its purification method - Google Patents
Diesel engine vent gas smoke discharging and purifying device and its purification method Download PDFInfo
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- CN107420157A CN107420157A CN201710548564.2A CN201710548564A CN107420157A CN 107420157 A CN107420157 A CN 107420157A CN 201710548564 A CN201710548564 A CN 201710548564A CN 107420157 A CN107420157 A CN 107420157A
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- Prior art keywords
- filtration core
- valve
- relay
- core carrier
- diesel engine
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Classifications
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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
- 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
- F01N3/0217—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 the filtering elements having the form of hollow cylindrical bodies
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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
- 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
- F01N3/0233—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 periodically cleaning filter by blowing a gas through the filter in a direction opposite to exhaust flow, e.g. exposing filter to engine air intake
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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
- 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
- F01N3/031—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 having means for by-passing filters, e.g. when clogged or during cold engine start
-
- 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
-
- 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)
Abstract
The present invention relates to diesel engine vent gas smoke discharging and purifying device and its purification method.Diesel engine vent gas smoke discharging and purifying device, including clarifier box, several filtration core carriers, safety by-pass and recoil regenerative system are installed in clarifier box.The purification method of diesel engine vent gas is by the way that the diesel engine vent gas smoke discharging and purifying device with pulse cleaning system is installed on a diesel engine, blowback system is set in purifier, when the carbon soot particles of filter core ceramics DPF trappings reach certain amount, pulse cleaning system once passes through pressure-air explosive force to the filter core ceramics DPF in each filtration core carrier, the carbon soot particles that DPF is trapped are blown off, and carbon soot particles are collected in grey chamber is stored up.The present invention has following advantages compared with prior art:Simple in construction, connection and reasonable arrangement, versatility is good, realizes that automatic on-line regenerates in diesel engine work, and to ensure the normal work of diesel engine, automaticity is high, is advantageous to environmental protection, reduces energy consumption, economizes on resources.
Description
Technical field
The present invention relates to a kind of exhaust gas cleaner and purification method, more particularly to a kind of diesel engine vent gas smoke evacuation purification dress
Put and purification method.
Background technology
Diesel engine is because with the higher thermal efficiency and relatively large torque in industries such as industry, agricultural, communications and transportation
It is used widely, but diesel engine, compared with gasoline engine, the HC and CO in waste emission are relatively low, but the discharge of NOx and particulate
Higher, especially Particulate Emission will be higher by 30-60 times, simultaneously as soot is the chief component of diesel particle,
As many as 50%-80% of particulate total amount is often accounted for, carbon granules is the trickle or superfine that fuel is formed when being burnt under conditions of anoxic
Nano-scale carbon smoke particle, because diameter is smaller, Gu can the solubility adsorbed in air without settling, on carbon granules of long-term suspension
Organic matter HC and sulfate etc. are hazardous to the human body.Therefore, diesel particulate emission problem worldwide causes huge
Concern, in particular with the worsening of environmental problem, diesel engine emissions regulations it is increasingly strict, particle trapper just gradually into
To reduce the necessary devices of diesel emission.
The content of the invention
The present invention provides a kind of diesel engine vent gas smoke discharging and purifying device and its purification method.
The technical solution adopted by the present invention is:
Diesel engine vent gas smoke discharging and purifying device, including clarifier box, the front end of the clarifier box are provided with inlet chamber, purification
The rear end of casing, which is provided with, stores up grey chamber, and the inlet chamber is connected by air inlet pipe with diesel engine vent gas blast pipe, the grey chamber of storage
Rear end is connected with clean gas escape pipe, and several filtration core carriers and safety by-pass, institute are provided with the clarifier box
It is thin ends and thick middle pipe structure to state filtration core carrier, is internally provided with filter core ceramics DPF, and the safety by-pass is thick
Thin identical straight tube structure, is internally provided with back pressure relief valve, the both ends of the filtration core carrier and safety by-pass pass through company
Acting flange is respectively arranged on the front/rear end of clarifier box, in addition to recoil regenerative system, and the recoil regenerative system includes
It is arranged on the recoil tank outside clarifier box, is arranged on the execution tank of recoil tank side and is arranged on filtration core vector gas
Air bleeding valve at mouthful, air bleeding valve is normally open valve, and the recoil tank is connected with air compressor machine, and air compressor machine is supplied by tracheae to recoil tank
Gas, the recoil tank are provided with one by one to the appendix of the filtration core carrier gas transmission, one end and the recoil tank of the appendix
Connection, the other end of appendix is connected on filtration core carrier and admission is located at filter core ceramics DPF rear end, the appendix
On motor-driven valve is installed, motor-driven valve is normally close valve, and the air bleeding valve and back pressure relief valve are to perform the compressed air in tank
The pneumatic operated valve that generation acts for power, tank is performed on air bleeding valve and the air delivering pipeline of back pressure relief valve gas transmission, is respectively equipped with
Air bleeding valve and the Pneumatic executive valve of back pressure relief valve work are controlled, the recoil tank and execution tank are by its gas circuit of solenoid valve control
Break-make, the relay for controlling its folding is connected with the magnetic valve, the relay is by including GPRS module and GPS moulds
Intelligence control system including block controls, and one end on the filtration core carrier close to gas inlet is provided with digital back pressure
Table, the digital back pressure table are connected with intelligence control system.
The method of diesel engine vent gas smoke discharging and purifying device purification of diesel tail gas, recoil tank provide source of the gas, intelligence by air compressor machine
Energy control system detects the numerical value of digital back pressure table in real time, and each filtration core carrier equipped with filter core ceramics DPF configures two
Relay, the relay A of air bleeding valve folding and the relay B of the motor-driven valve folding on control appendix are respectively controlled, when whole
Electric t on individual purifier0After time, the pulse cleaning system starts in first filtration core carrier, that is, first is controlled
The relay 1A closures of air bleeding valve folding in filtration core carrier, normally opened exhaust valve closure, no longer outwards exhaust, relay 1A are closed
Close t1After time, the relay B closures of the motor-driven valve on the appendix for entering compressed air into first filtration core carrier are controlled,
Recoil tank compressed air enter in filtration core carrier, compressed air suddenly release caused by instantaneous pressure to DPF micropores with
The carbon soot particles on surface reversely blow down collection and are storing up grey intracavitary, when relay 1A closing times reach t2Afterwards, relay 1A and after
Electrical equipment 1B is simultaneously switched off, and returns to the state of normal exhaust, and relay 1A disconnects t3After time, second filtration core carrier is controlled
The relay 2A closures of interior air bleeding valve folding, the so far whole blowback of pulse cleaning system completion in first filtration core carrier is again
Raw work, the pulse cleaning system in second filtration core carrier repeat the pulse cleaning system in first filtration core carrier
All processes, until after the pulse cleaning system of filtration core carrier all in clarifier box completes work, whole tail gas clean-up
Device completes the whole cycle of pulse cleaning work, every t4Period, the relay closure t of control back pressure relief valve folding5Afterwards
Disconnect, when intelligence control system detects that the numerical value of digital back pressure table reaches the setting upper limit in real time, control back pressure relief valve folding
Relay closure.
Further technical scheme:
Check-valves is installed on tracheae between the recoil tank and execution tank.
The lateral surface one or both ends of the filtration core carrier and safety by-pass are detachably provided with a dismounting handle.
2-12 filtration core carrier is installed in the clarifier box.
The t0、t1、t2、t3、t4、t5It can be set according to each data parameters of engine displacement, the regenerative system that recoils
Fixed and adjustment.
The t0For 4-6min, t1For 1.5-3.5s, t0For 4-6min, t4For 1-1.2h, t5For 2-3s.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art:
1st, diesel engine vent gas smoke discharging and purifying device of the invention, it is simple in construction, by the way that multiple filtration core carriers are integrated in
In one clarifier box, connection and reasonable arrangement, filtration core carrier and safety by-pass are arranged on clarifier box by flange connector
On front-rear side walls, and dismounting handle is provided with the lateral surface end of filtration core carrier and safety by-pass so that filtration core carrier
Time saving and energy saving with safety by-pass convenient disassembly, versatility is good.
2nd, diesel engine vent gas smoke discharging and purifying device of the invention, because being provided with safety by-pass, sets in safety by-pass
There is safe by-passing valve, when the numerical value of digital back pressure table reaches the setting upper limit, it is possible to open safe by-passing valve, carry out pressure release behaviour
Make, the pressure value in purifier is permanently retained in safe range.
3rd, diesel engine vent gas smoke discharging and purifying device of the invention mainly passes through band to the purification method of diesel engine vent gas
The diesel engine vent gas smoke discharging and purifying device installation for having pulse cleaning system on a diesel engine, sets blowback system in purifier
System, when the carbon soot particles of filter core ceramics DPF trappings reach certain amount, pulse cleaning system is once to each filtration core carrier
By pressure-air explosive force, the carbon soot particles that DPF is trapped are blown off interior filter core ceramics DPF, and carbon soot particles are collected
In grey chamber is stored up, to ensure the normal work of diesel engine, realize that automatic on-line regenerates in diesel engine work, automaticity
Height, be advantageous to environmental protection, reduce energy consumption, economize on resources.
Brief description of the drawings
Accompanying drawing 1 is structure top view of the present invention.
Accompanying drawing 2 is the side view of accompanying drawing 1.
Accompanying drawing 3 is fundamental diagram of the present invention.
In the figures above:1st, clarifier box;2nd, inlet chamber;3rd, grey chamber is stored up;4th, air inlet pipe;5th, filtration core carrier;6th, safety
Bypass pipe;7th, filter core ceramics DPF;8th, back pressure relief valve;9th, adpting flange;10th, recoil tank;11st, tank is performed, 12, air bleeding valve;
13rd, air compressor machine;14th, clean gas escape pipe;15th, motor-driven valve;16th, appendix;17th, magnetic valve;18th, relay;19th, pneumatically hold
Row valve;20th, check-valves;21st, back pressure table, 22, dismounting handle.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment one:
As illustrated, diesel engine vent gas smoke discharging and purifying device of the present invention, including clarifier box 1, before the clarifier box 1
End is provided with inlet chamber 2, and the rear end of clarifier box 1, which is provided with, stores up grey chamber 3, and the inlet chamber 2 is arranged by air inlet pipe 4 and diesel engine vent gas
Tracheae connects, and the rear end of the grey chamber 3 of storage is connected with clean gas escape pipe 14, and several are provided with the clarifier box 1
Filtration core carrier 5 and safety by-pass 6, the filtration core carrier 5 are thin ends and thick middle pipe structure, are internally provided with filtering
Core ceramics DPF7, the safety by-pass 6 are thickness identical straight tube structure, are internally provided with back pressure relief valve 8, the filtering
The both ends of core carrier 5 and safety by-pass are respectively arranged on the front/rear end of clarifier box 1 by adpting flange 9, in addition to
Recoil regenerative system, and the recoil regenerative system includes being arranged on recoil tank 10 clarifier box 1 outside, is arranged on the tank 10 that recoils
The execution tank 11 of side and the air bleeding valve 12 for being arranged on filtration core vector gas exit, air bleeding valve 12 is normally open valve, described
Recoil tank 10 is connected with air compressor machine 13, and air compressor machine 13 is supplied by tracheae to recoil tank 10, and the recoil tank 10 is provided with one by one
To the appendix 16 of the filtration core carrier gas transmission, one end of the appendix 16 is connected with recoil tank 10, appendix 16 it is another
One end is connected on filtration core carrier 5 and admission is located at filter core ceramics DPF rear end, is provided with the appendix 16 electronic
Valve 15, motor-driven valve 15 are normally close valve, and the air bleeding valve 12 and back pressure relief valve 8 are to perform the compressed air in tank as power
And the pneumatic operated valve of generation action, tank 11 is performed on air bleeding valve and the air delivering pipeline of back pressure relief valve gas transmission, is respectively equipped with control
Air bleeding valve and the Pneumatic executive valve 19 of back pressure relief valve work, the recoil tank 10 and execution tank 11 control it by magnetic valve 17
Gas path on-off, the relay for controlling its folding is connected with the magnetic valve 17, the relay is by including GPRS module
Controlled with the intelligence control system including GPS module, one end on the filtration core carrier 5 close to gas inlet is provided with number
Word back pressure table 21, the digital back pressure table 21 are connected with intelligence control system.
Method using above-mentioned diesel engine vent gas smoke discharging and purifying device purification of diesel tail gas is as follows:Tank 10 recoil by pneumatics
Machine 13 provides source of the gas, and intelligence control system detects the numerical value of digital back pressure table 21 in real time.In the present embodiment with clarifier box 1
It is provided with exemplified by 12 filtration core carriers, each filtration core carrier configures two relays, respectively controls air bleeding valve 12 to open
The relay 1B- relays 12B of the relay 1A- relays 12A of conjunction and the folding of motor-driven valve 15 on control appendix 16 and
Control the relay 13A of the folding of back pressure relief valve 13.After electric 5min on whole purifier, in first filtration core carrier
Pulse cleaning system starts, that is, the relay 1A closures of the air bleeding valve folding in first filtration core carrier are controlled, it is normally opened
Air bleeding valve 12 is closed, no longer outwards exhaust, after relay 1A closures 2s, is controlled and is entered compressed air into first filtration core carrier
Appendix on motor-driven valve relay B closure, recoil tank compressed air enter in filtration core carrier 5, compressed air
Instantaneous pressure caused by release reversely blows down collection to DPF7 micropores and the carbon soot particles on surface and stored up in grey chamber 3 suddenly, when after
After electrical equipment 1A closing times reach 5s, relay 1A and relay 1B are simultaneously switched off, and return to the state of normal exhaust, relay
1A disconnects the 5min times, controls the relay 2A closures of air bleeding valve folding in second filtration core carrier, so far first filtering
Pulse cleaning system in core carrier is completed whole pulse cleaning and worked, the pulse cleaning system weight in second filtration core carrier
The all processes of pulse cleaning system in multiple first filtration core carrier, behind relay 3A, relay 3B repeat more than transport
Make, until the program that relay 12A and relay 12B is set according to intelligence control system is completed logic and disconnected, after closure, i.e., it is net
After the pulse cleaning system completion work for changing filtration core carrier all in casing 1, exhaust gas cleaner completes pulse cleaning work
The whole cycle of work, every the 1h periods, disconnected after the relay closure 2-3s of the control folding of back pressure relief valve 13, intelligent control
When system detects that the numerical value of digital back pressure table 21 reaches the setting upper limit in real time, the relay of the folding of back pressure relief valve 13 is controlled
13A is closed.
Preferably, as second embodiment, the present embodiment is the further improvement to embodiment one, the recoil tank 10
Check-valves 20 is installed, such structure design is filled to ensure to perform always to have in tank 11 on the tracheae between execution tank 11
The work of the pneumatic operated valves such as the source of the gas supply and discharge air valve and back pressure relief valve of foot provides power.
Preferably, as the 3rd embodiment, the present embodiment is the further improvement to embodiment one, and the filtration core carries
The lateral surface one or both ends of body 5 and safety by-pass 6 are detachably provided with a dismounting handle 22, and such structure design caused
Filter core carrier 5 and the convenient disassembly of safety by-pass 6, it is time saving and energy saving, be advantageous to improve packaging efficiency.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.
Claims (7)
1. diesel engine vent gas smoke discharging and purifying device, it is characterised in that:Including clarifier box (1), the front end of the clarifier box (1)
Provided with inlet chamber (2), the rear end of clarifier box (1), which is provided with, stores up grey chamber (3), and the inlet chamber (2) passes through air inlet pipe (4) and diesel oil
Tail gas blast pipe connects, and the rear end of the grey chamber (3) of storage is connected with clean gas escape pipe (14), the clarifier box (1)
Several filtration core carriers (5) and safety by-pass (6) are inside installed, the filtration core carrier (5) is thin ends and thick middle
Pipe structure, filter core ceramics DPF (7) is internally provided with, the safety by-pass (6) is thickness identical straight tube structure, in it
Portion is provided with back pressure relief valve (8), and the both ends of the filtration core carrier (5) and safety by-pass (6) pass through adpting flange (9) respectively
It is installed on the front/rear end of clarifier box (1), in addition to recoil regenerative system, the recoil regenerative system include being arranged on only
Change the recoil tank (10) outside casing, be arranged on the execution tank (11) of recoil tank (10) side and be arranged on filtration core carrier
(5) air bleeding valve (12) of gas outlet, air bleeding valve (12) are normally open valve, and the recoil tank (10) is connected with air compressor machine (13),
Air compressor machine (13) is supplied by tracheae to recoil tank (10), and the recoil tank (10) is provided with one by one to the filtration core carrier
(5) appendix (16) of gas transmission, one end of the appendix (16) are connected with recoil tank (12), and the other end of appendix (16) connects
It is connected on filtration core carrier (5) and admission is located at filter core ceramics DPF (7) rear end, electricity is installed on the appendix (16)
Dynamic valve (15), motor-driven valve (15) is normally close valve, and the air bleeding valve (12) and back pressure relief valve (13) are to perform in tank (11)
Compressed air for power the pneumatic operated valve of generation action, perform tank (11) to air bleeding valve (12) and back pressure relief valve (13) gas transmission
Air delivering pipeline on, be respectively equipped with control air bleeding valve (12) and back pressure relief valve (13) work Pneumatic executive valve (19), it is described
Recoil tank (10) and execution tank (11) control its gas path on-off by magnetic valve (17), are connected with and are used on the magnetic valve (17)
The relay (18) of its folding is controlled, the relay (18) is by the intelligent control system including GPRS module and GPS module
System is controlled, and digital back pressure table (21), the numeral back of the body are provided with close to one end of gas inlet on the filtration core carrier (5)
Pressure table (21) is connected with intelligence control system.
2. utilize the method for diesel engine vent gas smoke discharging and purifying device purification of diesel tail gas as claimed in claim 1, its feature
It is:The tank (10) that recoils provides source of the gas by air compressor machine (13), and intelligence control system detects the numerical value of digital back pressure table (21) in real time,
Each filtration core carrier equipped with filter core ceramics DPF (7) configures two relays, respectively controls air bleeding valve (12) folding
The relay A and relay B of motor-driven valve (15) folding on control appendix (16), as electric t on whole purifier0Time
Afterwards, the pulse cleaning system starts in first filtration core carrier, that is, the air bleeding valve in first filtration core carrier is controlled
The relay 1A closures of folding, normally opened air bleeding valve (12) are closed, no longer outwards exhaust, relay 1A closures t1After time, control
The relay B closures for the motor-driven valve on appendix for entering compressed air into first filtration core carrier, the interior compression of recoil tank are empty
Gas is entered in filtration core carrier (5), and instantaneous pressure is to DPF (7) micropores and the carbon on surface caused by the unexpected release of compressed air
Smoke particle reversely blows down collection and stored up in grey chamber (3), when relay 1A closing times reach t2Afterwards, relay 1A and relay 1B
Simultaneously switch off, return to the state of normal exhaust, relay 1A disconnects t3After time, control in second filtration core carrier and be vented
The relay 2A of valve folding is closed, and so far the pulse cleaning system in first filtration core carrier completes whole pulse cleaning work
Make, the pulse cleaning system in second filtration core carrier repeats the whole of the pulse cleaning system in first filtration core carrier
Process, until after the pulse cleaning system of filtration core carrier all in clarifier box (1) completes work, whole tail gas clean-up dress
The whole cycle for completing pulse cleaning work is put, every t4Period, the relay closure t of control back pressure relief valve (13) folding5
After disconnect, intelligence control system detect in real time the numerical value of digital back pressure table (21) reach setting the upper limit when, control back pressure safety
The relay closure of valve (13) folding.
3. diesel engine vent gas smoke discharging and purifying device according to claim 1, it is characterised in that:The recoil tank and is held at (10)
Check-valves (20) is installed on the tracheae between row tank (11).
4. diesel engine vent gas smoke discharging and purifying device according to claim 1, it is characterised in that:The filtration core carrier (5)
A dismounting handle (22) is detachably provided with the lateral surface one or both ends of safety by-pass (6).
5. diesel engine vent gas smoke discharging and purifying device according to claim 1, it is characterised in that:In the clarifier box (1)
2-12 filtration core carrier (5) is installed.
6. the method for purification of diesel tail gas according to claim 2, it is characterised in that:The t0、t1、t2、t3、t4、t5
It can be set and be adjusted according to each data parameters of engine displacement, the regenerative system that recoils.
7. the method for purification of diesel tail gas according to claim 6, it is characterised in that:The t0For 4-6min, t1For
1.5-3.5s, t0For 4-6min, t4For 1-1.2h, t5For 2-3s.
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CN201710548564.2A CN107420157A (en) | 2017-07-06 | 2017-07-06 | Diesel engine vent gas smoke discharging and purifying device and its purification method |
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CN201710548564.2A CN107420157A (en) | 2017-07-06 | 2017-07-06 | Diesel engine vent gas smoke discharging and purifying device and its purification method |
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Cited By (6)
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CN108468582A (en) * | 2018-05-22 | 2018-08-31 | 成都艾格科技有限责任公司 | Steel rail flash welding machine exhaust purifier of diesel engine |
CN110374719A (en) * | 2019-08-15 | 2019-10-25 | 刘柳成林 | A kind of diesel engine is pulse cleaning and extracts high-quality nano-graphene carbon granules device |
CN111255545A (en) * | 2020-03-20 | 2020-06-09 | 河北煜剑节能技术有限公司 | Smoke prevention and dust control device for tail gas of diesel engine |
CN112648052A (en) * | 2020-12-25 | 2021-04-13 | 一汽解放汽车有限公司 | Urea tank pressure maintaining control system and maintenance method thereof |
CN113417717A (en) * | 2021-07-16 | 2021-09-21 | 山西新华防化装备研究院有限公司 | Tail gas purification integrated device for heavy diesel engine test station |
CN115364592A (en) * | 2022-09-14 | 2022-11-22 | 绿联净化技术(东莞)有限公司 | High power generating set test rack tail gas cleanup unit |
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CN101653679A (en) * | 2009-09-15 | 2010-02-24 | 吉林大学 | Auxiliary scanning reverse-blowing separating exhausting particle filter |
CN103291431A (en) * | 2013-06-13 | 2013-09-11 | 青岛宜天兰环保设备有限公司 | Diesel engine tail gas purification device convenient to install |
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Application publication date: 20171201 |