CN106437963A - Novel negative-pressure high-temperature automatic regenerative purifier for exhausted gas of diesel engine - Google Patents
Novel negative-pressure high-temperature automatic regenerative purifier for exhausted gas of diesel engine Download PDFInfo
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- CN106437963A CN106437963A CN201610732582.1A CN201610732582A CN106437963A CN 106437963 A CN106437963 A CN 106437963A CN 201610732582 A CN201610732582 A CN 201610732582A CN 106437963 A CN106437963 A CN 106437963A
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- outer tube
- tail gas
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- 230000001172 regenerating effect Effects 0.000 title abstract description 6
- 230000003197 catalytic effect Effects 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 238000002485 combustion reaction Methods 0.000 claims description 42
- 239000012530 fluid Substances 0.000 claims description 20
- 230000008929 regeneration Effects 0.000 claims description 16
- 238000011069 regeneration method Methods 0.000 claims description 16
- 239000010410 layer Substances 0.000 claims description 14
- 239000003054 catalyst Substances 0.000 claims description 13
- 230000003647 oxidation Effects 0.000 claims description 13
- 238000007254 oxidation reaction Methods 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 7
- 239000011229 interlayer Substances 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 4
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 2
- 230000006978 adaptation Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 41
- 239000000203 mixture Substances 0.000 description 5
- 238000000889 atomisation Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000002815 homogeneous catalyst Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
-
- 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
-
- 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
- F01N2240/14—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 fuel burner
-
- 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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/06—Exhaust treating devices having provisions not otherwise provided for for improving exhaust evacuation or circulation, or reducing back-pressure
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a novel negative-pressure high-temperature automatic regenerative purifier for exhausted gas of a diesel engine. The purifier comprises a central control system, a burning jetting zone, a heat flow mixing zone, a catalytic filtering zone and a discharging zone; and the burning jetting zone (that is, a thin and round outer pipe), the heat flow mixing zone (that is, a long-funnel-shaped outer pipe), the catalytic filtering zone (that is, a thick and round outer pipe) and the discharging zone (that is, a short-funnel-shaped outer pipe) are sequentially and fixedly connected through flanges and then are combined with the central control system to form the complete negative-pressure high-temperature automatic regenerative purifier for the exhausted gas of the diesel engine. The internal structure of the purifier is changed through innovation, the beneficial effects of complete mixing, sufficient burning, uniform catalytic purification and adaptation to any environments are realized, and the purifier has the advantages of being efficient, energy-saving, environment-friendly and low-carbon and is certainly popular in the market.
Description
Technical field
The present invention relates to environmental purification field, especially relate to a kind of novel diesel tail gas negative pressure high temperature automatic regeneration net
Change device.
Background technology
Traditional exhaust gas cleaner is mostly cavity sidewalls oil spout and lights burning setting again, because it is that cavity sidewalls is lighted
Mode, in tail gas flow at high speed, exists and is not easy to light, and half side partial combustion burns insufficient, purifies not exclusively, and
It is difficult to, under temperature environment at the bottom of winter, deficiencies such as lighting, all can directly influence the clean-up effect to tail gas.
Content of the invention
The technical problem to be solved is automatic by a kind of novel diesel tail gas negative pressure high temperature of scientific design
Regenerative purifier, is changed the internal structure of clarifier by innovation, increases bullet-headed negative pressure high temperature combustion chamber assembly set, and increases
Hybrid turbine, then through thermally induced flow plate uniformly through oxidation catalyst filter carrier, reaches to be thoroughly mixed, fully burning, homogeneous catalyst purify
Beneficial effect, solve conventional exhaust purifier burning insufficient, purification efficiency is low, be difficult to deficiencies such as lighting.
The technical scheme that the present invention solves that above-mentioned technical problem used is：A kind of novel diesel tail gas negative pressure high temperature is certainly
Dynamic regenerative purifier, including central control system, combustion jet district, hot-fluid mixed zone, catalytic filtering zone and discharge region；Described
Combustion jet district includes thin circular outer pipe, combustion chamber assembly set, and described combustion chamber assembly set is axially fixedly installed on institute by support
The inner chamber central authorities of the thin circular outer pipe stated, described combustion chamber assembly set outer wall forms cavity folder with described thin circular outer pipe inwall
Layer；Described thin circular outer pipe one sidewall is provided with pressurised oil tracheae, supercharging tracheae, device for igniting and described combustion chamber assembly set
The fixing connection of one sidewall correspondence position.
Described combustion chamber assembly set is arranged to bullet shape, in head end one STH and the described increasing of sub warhead taper
The corresponding fixing connection of force feed tracheae, the other end in hole is arranged to funnel-form small openings at the inner chamber of sub warhead taper, forms mist
Change atomizer；Sub warhead conical section is arranged to inside and outside double wall, described inside and outside double wall and described combustion chamber assembly set
Rectangle part in form the triangular cavity that a circle does not completely encloses between nosing, described inwall and described interior nosing it
Between form a circle annular air outlet, the side of described outer wall is corresponding with described supercharging tracheae fixing to be connected, formation air inlet pipe；
The rectangle part one sidewall fixing connection corresponding with described device for igniting of described combustion chamber assembly set.
Described central control system includes master controller, pressure oil pump, pressure oil pump damper, supercharging air pump, supercharging
Air pump damper, described device for igniting, temperature sensor T1, temperature sensor T2, pressure sensor P1, pressure sensor P2,
Pressure device and data wire；Described master controller connects the coordination work between the above-mentioned each parts of control monitoring by described data wire
Make.
Described hot-fluid mixed zone includes long infundibulate outer tube, hybrid turbine, described temperature sensor T1, thermally induced flow
Plate, described pressure sensor P1；Described hybrid turbine is fixedly installed in the neck of described long infundibulate outer tube, described
Temperature sensor T1 and described pressure sensor P1 be fixedly installed on the pan side of described long infundibulate outer tube successively
In, described thermally induced flow plate is fixedly installed on the uncovered middle position of pan of pipe at described long infundibulate.
Described catalytic filtering zone includes thick circular outer pipe, oxidation catalyst filter carrier；Described thick circular outer pipe is by neck bush
Layer and enclosing cover layer inside and outside fix sheathed combining, and described oxidation catalyst filter carrier is fixed on described thick circle by retaining collar
In shape outer tube.
Described discharge region includes funnel shape outer tube, and is fixedly installed on the pan of described funnel shape outer tube successively
Described pressure sensor P2 in side and described temperature sensor T2, is fixedly installed on described funnel shape outer tube
The back flow plate of pan central authorities.
Described combustion jet district (i.e. described thin circular outer pipe), described hot-fluid mixed zone (i.e. described long funnel
Shape outer tube), catalytic filtering zone (i.e. described thick circular outer pipe), discharge region (i.e. described funnel shape outer tube) pass sequentially through method
Blue fixing connection, then it is combined into a kind of novel diesel tail gas negative pressure high temperature of complete set certainly with described central control system
Dynamic regenerative purifier.
Its technical characterstic and operation principle：
The tail gas inlet port in described combustion jet district (i.e. described thin circular outer pipe) is close with the blast pipe of diesel engine
Sealing connects surely, and tail gas is decomposed by bullet-headed described combustion chamber assembly set, in institute after being entered by described tail gas air inlet
Combustion chamber assembly set outer wall and the described thin circular outer pipe inwall stated form the flowing of cavity interlayer high speed, total to described combustion room
Set of internal cavity forms gas turbulence, thus forms negative pressure；It is subject to when tail gas flows at a high speed described oxidation catalyst filter carrier
Certain resistance air pressure can raise, and when reaching certain force value, force value can be transferred to institute by described pressure sensor P1
The master controller stated, described master controller starts described pressure oil pump and the work of described supercharging air pump, by oil gas high pressure
The gas mixture that mixing is fully atomized from described atomizing fuel spray nozzle ejection through described pressurised oil tracheae；Described supercharging gas
Pump forms a circle circle air space by described supercharging tracheae from described annular air outlet ejection air simultaneously, both for burning
Sufficient oxygen is provided, provides cooling protection for described device for igniting again；Described master controller starts described lighting immediately
The gas mixture of atomization lighted by device, by the not sufficiently combusted impurity in tail gas, particle, harmful substance high-temp combustion again,
Described hybrid turbine rotate under the drive of air-flow be sufficiently mixed combustion-supporting.
Tail gas after again burning is led through described heat in described hot-fluid mixed zone (i.e. described long infundibulate outer tube)
Even into catalytic filtering zone (i.e. described thick circular outer pipe) after stream plate shunting, by described oxidation catalyst filter carrier layer by layer
Oxidation catalyst filter becomes the clean gas after purifying described through arrange in described discharge region (i.e. described funnel shape outer tube) again
Back flow plate decompression, cooling, extinguish and discharge after Mars, reach the effect purifying.
Owing to being provided with described temperature sensor in described hot-fluid mixed zone (i.e. described long infundibulate outer tube)
T1 and described pressure sensor P1, when described temperature sensor T1 detects described hot-fluid mixed zone (i.e. described length
Infundibulate outer tube) in temperature when reaching setting value, described master controller can reduce the operating frequency of described pressure oil pump,
Thus reach the balance of described hot-fluid mixed zone (i.e. described long infundibulate outer tube) interior temperature.When described pressure sensor
P1 detects that described hot-fluid mixed zone (i.e. described long infundibulate outer tube) interior pressure detects with described pressure sensor P2
To described discharge region (i.e. described funnel shape outer tube) interior pressure in pressure device setting value when, described master controller stops
Only described pressure oil pump and the work of described device for igniting, complete the working procedure of an automatic regeneration.Now described master control
Device processed intermittent can send a pulse signal and connect to described supercharging air pump damper, described supercharging air pump damper
High pressure gas know from experience and intermittent be carried out to described pressurised oil tracheae and described atomizing fuel spray nozzle, prevent blocking existing
As.
Compared with prior art, it is an advantage of the current invention that：
A kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier of the present invention, is changed in clarifier by innovation
Portion's structure, reaches to be thoroughly mixed, fully burning, homogeneous catalyst purify, adapt to the beneficial effect of any environment, it is energy-efficient,
The advantage of environmental protection low-carbon (LC), will be liked by market.
Brief description
Fig. 1 is the overall schematic of the present invention；
Fig. 2 is the longitudinal sectional structure schematic diagram of purification operative body part of the present invention；
Fig. 3 is longitudinal sectional structure schematic diagram of the combustion chamber assembly set of the present invention；
Fig. 4 is the hybrid turbine front view of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
In this particular embodiment, as shown in Figure 1 and Figure 2, a kind of novel diesel tail gas negative pressure high temperature automatic regeneration purifies
Device, including central control system, combustion jet district A, hot-fluid mixed zone B, catalytic filtering zone C and discharge region D；Described burning spray
Penetrating district A and including that the 10th, thin circular outer pipe fires chamber assembly set 17, described combustion chamber assembly is overlapped 17 and is axially fixedly installed on institute by support
The inner chamber central authorities of the thin circular outer pipe 10 stated, described combustion chamber assembly set 17 outer walls are formed with described thin circular outer pipe 10 inwall
Cavity interlayer；Described thin circular outer pipe 10 1 sidewall be provided with pressurised oil tracheae the 14th, supercharging tracheae the 15th, device for igniting 16 with described
The fixing connection of a sidewall correspondence position of combustion chamber assembly set 17.
In this particular embodiment, as shown in Figure 2 and Figure 3, described combustion chamber assembly set 17 is arranged to bullet shape,
The head end one STH fixing connection corresponding with described pressurised oil tracheae 14 of sub warhead taper, the other end in hole is at bullet nose cone
The inner chamber of shape is arranged to funnel-form small openings, forms atomizing fuel spray nozzle 29；Sub warhead conical section is arranged to interior 32nd, outer 33 pairs
Layer wall, forms a circle between nosing 34 in the rectangle part of described interior 32nd, outer 33 double walls and described combustion chamber assembly set 17
The triangular cavity not completely enclosed, forms a circle annular air outlet 30 between described inwall 32 and described interior nosing 34,
The fixing connection corresponding with described supercharging tracheae 15 of the side of described outer wall 33, forms air inlet pipe；Described combustion chamber assembly set
The rectangle part one sidewall fixing connection corresponding with described device for igniting 16 of 17.
In this particular embodiment, as shown in Figure 1 and Figure 2, described central control system includes master controller the 7th, pressurised oil
The 4th, described device for igniting the 16th, the temperature sensor T1 of pump the 3rd, pressure oil pump damper the 2nd, supercharging air pump the 5th, supercharging air pump damper is the 19th,
Temperature sensor T2 the 27th, pressure sensor P1 the 21st, pressure sensor P2 the 26th, pressure device 8 and data wire 6；Described main control
Device 7 connects the co-ordination between the above-mentioned each parts of control monitoring by described data wire 6.
In this particular embodiment, as shown in Figure 1, Figure 2, Figure 4 shows, described hot-fluid mixed zone B includes long infundibulate outer tube
11st, the 20th, the described pressure sensor P1 21 of the 18th, described temperature sensor T1 the 19th, the thermally induced flow plate of hybrid turbine；Described is mixed
Close in the neck that turbine 18 is fixedly installed on described long infundibulate outer tube 11, described temperature sensor T1 19 and described
Pressure sensor P1 21 is fixedly installed in the pan side of described long infundibulate outer tube 11 successively, described thermally induced flow plate
The 20 uncovered middle positions of pan being fixedly installed on pipe 11 at described long infundibulate.
In this particular embodiment, as shown in Figure 1 and Figure 2, described catalytic filtering zone C includes that the 12nd, thick circular outer pipe is catalyzed
Filtration supports 24；Described thick circular outer pipe 12 is inside and outside fixed sheathed combining by liner jacket layer 22 and enclosing cover layer 23, described
Oxidation catalyst filter carrier 24 be fixed in described thick circular outer pipe 12 by retaining collar 25.
In this particular embodiment, as shown in Figure 1 and Figure 2, described discharge region D includes funnel shape outer tube 13, and successively
It is fixedly installed on the described pressure sensor P2 26 in the pan side of described funnel shape outer tube 13 and described temperature
Sensor T2 27, is fixedly installed on the described back flow plate 28 of the pan central authorities of described funnel shape outer tube 13.
In this particular embodiment, as shown in Figure 1 and Figure 2, described combustion jet district A (i.e. described thin circular outer pipe
10), described hot-fluid mixed zone B (i.e. described long infundibulate outer tube 11), catalytic filtering zone C (i.e. described thick circular outer pipe
12), discharge region D (i.e. described funnel shape outer tube 13) passes sequentially through the fixing connection of flange 31, then controls with described central authorities
System in combination becomes a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier of complete set.
Its technical characterstic and operation principle：
In this particular embodiment, as shown in Figure 1, Figure 2, Figure 3, Figure 4, described combustion jet district A (i.e. described thin circle
Shape outer tube 10) the blast pipe of tail gas air inlet 1 end and diesel engine seal fixing connection, tail gas passes through described tail gas air inlet
By bullet-headed described combustion chamber assembly set 17 decomposition after 1 entrance, overlap 17 outer walls and described thin circle at described combustion chamber assembly
Shape outer tube 10 inwall forms the flowing of cavity interlayer high speed, forms gas turbulence to the internal cavity of described combustion chamber assembly set 17,
Thus form negative pressure；Can be raised by certain resistance air pressure when tail gas flows at a high speed described oxidation catalyst filter carrier 24, reach
During to certain force value, force value can be transferred to described master controller 7 by described pressure sensor P1 21, described
Master controller 7 starts described pressure oil pump 3 and described supercharging air pump 5 works, by oil gas high pressure mixing through described supercharging
Oil/Gas Pipe 14 sprays the gas mixture of fully atomization from described atomizing fuel spray nozzle 29；Described supercharging air pump 5 passes through simultaneously
Described supercharging tracheae 15 sprays air from described annular air outlet 30 and forms a circle circle air space, both fills for offer of burning
The oxygen of foot, provides cooling protection for described device for igniting 16 again；Described master controller 7 starts described device for igniting 16 immediately
Light the gas mixture of atomization, by the not sufficiently combusted impurity in tail gas, particle, harmful substance high-temp combustion again, institute
The hybrid turbine 18 stated rotate under the drive of air-flow be sufficiently mixed combustion-supporting.
In this particular embodiment, as shown in Figure 1, Figure 2, Figure 3, Figure 4, the tail gas after again burning mixes through described hot-fluid
Even into catalytic filtering zone C (i.e. institute after thermally induced flow plate 20 shunting described in closing district B (i.e. described long infundibulate outer tube 11)
The thick circular outer pipe 12 stated), become the clean gas after purifying again by the oxidation catalyst filter layer by layer of described oxidation catalyst filter carrier 24
Described back flow plate 28 through arranging in described discharge region D (i.e. described funnel shape outer tube 13) reduces pressure, lowers the temperature, extinguishes fire
Discharge after star, reach the effect purifying.
In this particular embodiment, as shown in Figure 1, Figure 2, Figure 3, Figure 4, due to (i.e. described at described hot-fluid mixed zone B
Long infundibulate outer tube 11) in be provided with described temperature sensor T1 19 and described pressure sensor P1 21, when described
Temperature sensor T1 19 detect that the temperature in described hot-fluid mixed zone B (i.e. described long infundibulate outer tube 11) reaches
During setting value, described master controller 7 can reduce the operating frequency of described pressure oil pump 3, thus reach described hot-fluid and mix
Close the balance of district B (i.e. described long infundibulate outer tube 11) interior temperature.Described in detecting as described pressure sensor P1 21
Hot-fluid mixed zone B (i.e. described long infundibulate outer tube 11) interior pressure and described pressure sensor P2 26 detect described
When discharge region D (i.e. described funnel shape outer tube 13) interior pressure is in pressure device 8 setting value, described master controller 7 stops
Described pressure oil pump 3 and described device for igniting 16 work, and complete the working procedure of an automatic regeneration.Now described master control
Device 7 processed intermittent can send a pulse signal to described supercharging air pump damper 4, described supercharging air pump damper 4
The high pressure gas cognition of connection is intermittent to be carried out to described pressurised oil tracheae 14 and described atomizing fuel spray nozzle 29, prevents
Clogging.
Compared with prior art, it is an advantage of the current invention that：
A kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier of the present invention, is changed in clarifier by innovation
Portion's structure, reaches to be thoroughly mixed, fully burning, homogeneous catalyst purify, adapt to the beneficial effect of any environment, it is energy-efficient,
The advantage of environmental protection low-carbon (LC), will be liked by market.
Finally it should be noted that：Specific embodiment described herein is only explanation for example to present invention spirit.
Those skilled in the art can to described have embodiment make various modification or supplement or
Similar mode is used to substitute, but without departing from the spirit of the present invention or surmount model defined in appended claims
Enclose.
Although more employing combustion jet district A, hot-fluid mixed zone B, catalytic filtering zone C, discharge region D, tail gas herein
Air inlet the 1st, pressure oil pump damper the 2nd, pressure oil pump the 3rd, supercharging air pump damper the 4th, supercharging air pump the 5th, data wire the 6th, master controller
7th, the 8th, pressure device purifies gas gas outlet the 9th, thin circular outer pipe the 10th, long infundibulate outer tube the 11st, thick circular outer pipe the 12nd, funnel shape outer tube
13rd, the 19th, the 16th, pressurised oil tracheae the 14th, supercharging tracheae the 15th, device for igniting fire chamber assembly set the 17th, hybrid turbine the 18th, temperature sensor T1
Thermally induced flow plate the 20th, pressure sensor P1 the 21st, liner jacket layer the 22nd, enclosing cover layer the 23rd, oxidation catalyst filter carrier the 24th, retaining collar the 25th, pressure
Sensor P2 the 26th, temperature sensor T2 the 27th, back flow plate the 28th, atomizing fuel spray nozzle the 29th, annular air outlet the 30th, flange the 31st, inwall is the 32nd,
Outer wall the 33rd, the terms such as interior nosing 34, but it is not precluded from using the possibility of other terms.These terms are used to be only used to more
Describe and explain the structure of the present invention, the beneficial effect assembling and reaching easily, be construed as any attached
The restriction adding is all contrary with spirit of the present invention.
Claims (7)
1. a novel diesel tail gas negative pressure high temperature automatic regeneration clarifier, it is characterised in that：Including central control system, combustion
Burn inlet zone, hot-fluid mixed zone, catalytic filtering zone and discharge region；Described combustion jet district includes that thin circular outer pipe, combustion room are total
Complete, described combustion chamber assembly set is axially fixedly installed on the inner chamber central authorities of described thin circular outer pipe by support, described
Combustion chamber assembly set outer wall forms cavity interlayer with described thin circular outer pipe inwall；Described thin circular outer pipe one sidewall is provided with
Pressurised oil tracheae, supercharging tracheae, device for igniting are fixing with a sidewall correspondence position of described combustion chamber assembly set to be connected.
2. a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier according to claim 1, it is characterised in that：
Described combustion chamber assembly set is arranged to bullet shape, at head end one STH and the described pressurised oil tracheae of sub warhead taper
Corresponding fixing connection, the other end in hole is arranged to funnel-form small openings at the inner chamber of sub warhead taper, forms atomizing fuel spray nozzle；
Sub warhead conical section is arranged to inside and outside double wall, the rectangle part of described inside and outside double wall and described combustion chamber assembly set
Form the triangular cavity that a circle does not completely encloses between interior nosing, between described inwall and described interior nosing, form a circle
Annular air outlet, the fixing connection corresponding with described supercharging tracheae of the side of described outer wall, form air inlet pipe；Described combustion room
The fixing connection corresponding with described device for igniting of total set of rectangle part one sidewall.
3. a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier according to claim 1, it is characterised in that：
Described central control system includes master controller, pressure oil pump, pressure oil pump damper, supercharging air pump, supercharging air pump damping
Device, described device for igniting, temperature sensor T1, temperature sensor T2, pressure sensor P1, pressure sensor P2, pressure device and
Data wire；Described master controller connects the co-ordination between the above-mentioned each parts of control monitoring by described data wire.
4. a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier according to claim 1, it is characterised in that：
Described hot-fluid mixed zone includes long infundibulate outer tube, hybrid turbine, temperature sensor T1, thermally induced flow plate, pressure sensor P1；
Hybrid turbine is fixedly installed in the neck of described long infundibulate outer tube, and described temperature sensor T1 and described pressure pass
Sensor P1 is fixedly installed in the pan side of described long infundibulate outer tube successively, and described thermally induced flow plate is fixedly installed on institute
The uncovered middle position of pan of pipe at the long infundibulate stated.
5. a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier according to claim 1, it is characterised in that：
Described catalytic filtering zone includes thick circular outer pipe, oxidation catalyst filter carrier；Described thick circular outer pipe is by liner jacket layer and outer cover
Layer inside and outside fixes sheathed combining, and described oxidation catalyst filter carrier is fixed on described thick circular outer pipe by retaining collar
In.
6. a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier according to claim 1, it is characterised in that：
Described discharge region includes funnel shape outer tube, and is fixedly installed on successively in the pan side of described funnel shape outer tube
Pressure sensor P2 and temperature sensor T2, is fixedly installed on the back flow plate of the pan central authorities of described funnel shape outer tube.
7. a kind of novel diesel tail gas negative pressure high temperature automatic regeneration clarifier according to claim 1, it is characterised in that：
Described combustion jet district (i.e. described thin circular outer pipe), described hot-fluid mixed zone (i.e. described long infundibulate outer tube),
It is fixing even that catalytic filtering zone (i.e. described thick circular outer pipe), discharge region (i.e. described funnel shape outer tube) pass sequentially through flange
Connect, then to be combined into a kind of novel diesel tail gas negative pressure high temperature automatic regeneration of complete set net with described central control system
Change device.
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| CN201610732582.1A CN106437963A (en) | 2016-08-22 | 2016-08-22 | Novel negative-pressure high-temperature automatic regenerative purifier for exhausted gas of diesel engine |
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| CN201610732582.1A CN106437963A (en) | 2016-08-22 | 2016-08-22 | Novel negative-pressure high-temperature automatic regenerative purifier for exhausted gas of diesel engine |
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| US5826428A (en) * | 1995-02-09 | 1998-10-27 | J. Eberspacher Gmbh & Co. | Burner for the thermal regeneration of a particle filter in an exhaust gas aftertreatment system of an internal combustion engine, especially a diesel engine |
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Application publication date: 20170222 |