CN206143120U - From pyrolysis of dust removal type and cracking reactor - Google Patents
From pyrolysis of dust removal type and cracking reactor Download PDFInfo
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- CN206143120U CN206143120U CN201620661361.5U CN201620661361U CN206143120U CN 206143120 U CN206143120 U CN 206143120U CN 201620661361 U CN201620661361 U CN 201620661361U CN 206143120 U CN206143120 U CN 206143120U
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Abstract
The utility model belongs to the technical field of fossil fuel's pyrolysis and schizolysis, concretely relates to main from pyrolysis of dust removal type and cracking reactor to resources such as oil shale and coals for prepare combustible gas and semicoke product. To overcome defects in the prior art, a from pyrolysis of dust removal type and cracking reactor is developed to the design, the design of this reactor integration pyrolysis chamber and splitting chamber, the oil gas that the pyrolysis chamber produced, get into grain bed dust collector, after grain bed dust collector removes dust, the reentrant splitting chamber of uncontaminated oil gas carries out deep cracking, rear end dust removal pressure has been reduced, the gaseous hydrocarbons who is the burnt oil molecules schizolysis of macromolecule the micro molecule, thereby the problem of production pyrolysis oil dust -laden has been avoided, fossil fuel's clean high -efficient the utilization has really been realized.
Description
Technical field
This utility model belongs to the pyrolysis of Fossil fuel and cracking technique field, and in particular to one kind is mainly for oil shale
With the resource such as coal from the pyrolysis of dedusting type and cracking reactor, for producing combustible gas and semicoke product.
Background technology
World today's petroleum resources is gradually decreased, and increasingly deficient, China is more so, it is necessary to by substantial amounts of imported crude oil, this
It is related to national energy security problem.However, China possesses very abundant oil shale and coal resources, the heat of current China
Solution shale oil yield ranks first in the world, and has the trend for increasing year by year.Existing oil shale and coal pyrolysis type of furnace master
There are Fushun stove, three river gas combustion side stoves, the solid heat carrier retort of big work, the Ge Luote of Ai Shaniya（Galoter）Stove,
ATP stoves and American Association oil company gas retort of Australia etc..It is existing pyrolysis the type of furnace to produce oil product as main purpose,
But the type of furnace is pyrolyzed mostly, especially to process the type of furnace of the fine coal as raw material, a large amount of dirt is contained in pyrolysis oil, cause pyrolysis oil difficult
With effectively utilizes, the problems such as pyrolysis oil value is not high.Therefore, a kind of high-effective dust-removing, system structure and technological process how to be designed
All simple reactor becomes the problem of this area urgent need to resolve.
Utility model content
This utility model is directed to the deficiencies in the prior art, designs and develops and be a kind of from the pyrolysis of dedusting type and cracking reaction
Device, integration devises pyrolysis chamber and cracking room, the oil gas that pyrolysis chamber produces, into grain bed dedusting dress in the reactor
Put, after grain bed dust arrester dedusting, clean oil gas enters back into cracking room carries out deep pyrolytic, reduces rear end dedusting
The tar molecules of macromole are cracked into the gaseous hydrocarbons of small molecule by pressure, so as to avoid the problem of production pyrolysis oil dust-laden,
The clean and effective for being truly realized Fossil fuel is utilized.
To solve above-mentioned technical problem, the technical solution adopted in the utility model is：
This utility model provides one kind and is pyrolyzed from dedusting type and cracking reactor, including：Charging aperture, pyrolysis chamber, cracking
Room and cracking gas are exported, and the charging aperture is arranged on the roof of the pyrolysis chamber, and the cracking gas outlet is arranged on described splitting
On the side wall of solution room, it is characterised in that also include：
Heat accumulation type radiant tube, the heat accumulation type radiant tube along the reactor short transverse multi-tier arrangement in the pyrolysis
Inside room and the cracking room, per layer has many heat accumulation type radiant tubes arranged in the horizontal direction；
Heat-insulated brick wall, the heat-insulated brick wall is arranged at the 2/3 of the reactor transverse width, vertically through in described
In reactor, the inner space of the reactor is separated into into the pyrolysis chamber and the cracking room；
Communication member, the communication member is on the heat-insulated brick wall longitudinal length, positioned at the opening of lower position, to be used for
The pyrolysis chamber is connected with the cracking room；
Grain bed dust arrester, the grain bed dust arrester is fixedly connected with the opening of the heat-insulated brick wall, and
The grain bed dust arrester is located at the side of the pyrolysis chamber, and to extend horizontally and to the pyrolysis indoor, for will be described
The oil gas that pyrolysis chamber produces, by the grain bed dust arrester, is passed into the cracking room.
Inventor has found, simple according to the system structure of the reactor of this utility model embodiment, easy to operate, pyrolysis chamber
The oil gas of generation, into grain bed dust arrester, after grain bed dust arrester dedusting, clean oil gas enters back into cracking room
Deep pyrolytic is carried out, rear end dedusting pressure is reduced, the tar molecules of macromole are cracked into into the gaseous hydrocarbons of small molecule, this is anti-
Answer device to produce substantial amounts of cracking gas, so as to avoid the problem of production pyrolysis oil dust-laden, be truly realized the clear of Fossil fuel
Clean efficient utilization.Additionally, two kinds of operations can be carried out in a body of heater, unite two into one, save construction cost and floor space, and
And, the reactor employs heat accumulation type radiant tube heating technique without the need for gas, solid heat carrier heating, improves the thermal efficiency of reactor
While simplify system process.
According to embodiment of the present utility model, the grain bed dust arrester is located on the side of pyrolysis chamber side and arranges tool
There is the pore area in multiple holes, the grain bed dust arrester is located at the bottom surface of pyrolysis chamber side and is provided with dust outlet, and described
Grain bed dust arrester be located at cracking room side side surface upper part be provided with for the dust arrester is carried out blowback blow valve port,
Bottom is provided with pyrolysis gas outlet.
According to embodiment of the present utility model, the grain bed dust arrester is embedded in the opening.
According to embodiment of the present utility model, the thickness of the heat-insulated brick wall is 50-150mm；The grain bed dedusting dress
The height put is 200-2000mm, and width is 100-500mm.
According to embodiment of the present utility model, the height of the pore area is 150-1500mm, a diameter of 1- in the hole
30mm。
According to embodiment of the present utility model, the grain bed dust arrester is located at the top of pyrolysis chamber side and sets for inclined-plane
Meter.
According to embodiment of the present utility model, the grain bed dust arrester is built with 1mm-20mm high filter medium.
According to embodiment of the present utility model, the filter medium is perlite, sandstone or spherical ceramic particles.
According to embodiment of the present utility model, hopper is connected by feed arrangement with the charging aperture.
According to embodiment of the present utility model, further include that semicoke is exported, the semicoke outlet is arranged on the pyrolysis
The bottom of room, the semicoke outlet is connected with the semicoke conveyer device.
The beneficial effects of the utility model are：
1）Reactor is divided into pyrolysis chamber and cracking room, and the oil gas that pyrolysis chamber produces can carry out deep pyrolytic, greatly in cracking room
The tar molecules of molecule are cracked into the gaseous hydrocarbons of small molecule, fuel gas yield is high, it is to avoid the problem of pyrolysis oil dust-laden, very
The clean and effective for just realizing Fossil fuel is utilized.
2）Two kinds of operations can be carried out in one body of heater, is united two into one, save construction cost and floor space.
3）Pyrolysis gas calorific value is high, quality better.
4）Take heat accumulation type radiant tube heat supply, response system simple structure, easy to operate, uniformity of temperature profile, plus thermal effect
It is really good.
5）Grain bed dust arrester, the oil gas that pyrolysis chamber produces, through grain bed dedusting are provided with pyrolysis chamber's oil gas vent
After device dedusting, clean oil gas enters back into cracking room carries out deep pyrolytic, reduces rear end dedusting pressure, generates cleaning
Gas.
Description of the drawings
Fig. 1 is this utility model from the pyrolysis of dedusting type and the structure chart of cracking reactor.
Fig. 2 is provided with the front view of the heat-insulated brick wall of grain bed dust arrester for this utility model.
Fig. 3 is the structure chart of this utility model grain bed dust arrester.
Wherein, 1, hopper；2nd, feed arrangement；3rd, pyrolysis chamber；310th, cracking gas outlet；320th, charging aperture；330th, semicoke goes out
Mouthful；340th, heat accumulation type radiant tube；4th, cracking room；5th, heat-insulated brick wall；510th, communication member；6th, semicoke conveyer device；7th, combustion gas enters
Mouthful；8th, exhanst gas outlet；9th, air intake；10th, source of the gas；11st, grain bed dust arrester；111st, blow valve port；112nd, pyrolysis gas are discharged
Mouthful；113rd, dust outlet；114th, pore area.
Specific embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, with reference to specific embodiment
The utility model is described in further detail.The embodiments described below is exemplary, is only used for explaining that this practicality is new
Type, and it is not intended that to restriction of the present utility model.Unreceipted particular technique or condition in embodiment, according in the art
Document described by technology or condition or carry out according to product description.
According to one side of the present utility model, this utility model provides a kind of from the pyrolysis of dedusting type and cracking reaction
Device, Fig. 1 is this from the pyrolysis of dedusting type and the structure chart of cracking reactor, as shown in figure 1, reactor includes charging aperture 320, pyrolysis
Room 3, the outlet 310, heat accumulation type radiant tube 340 of cracking room 4, cracking gas, heat-insulated brick wall 5, communication member 510 and grain bed dedusting dress
11 are put, wherein, the charging aperture is arranged on the roof of the pyrolysis chamber, and the cracking gas outlet is arranged on the cracking room
Side wall on, the inner space of reactor is separated into pyrolysis chamber and is split vertically through in reactor by the heat-insulated brick wall
Solution room, the communication member is arranged on the heat-insulated brick wall, pyrolysis chamber is connected with cracking room, it is preferred that the connection structure
Part is arranged on the bottom of heat-insulated brick wall, the oil gas that pyrolysis chamber is produced, and by communication member, is passed into cracking room.Grain bed is removed
Dirt device is fixedly connected with the opening of the heat-insulated brick wall, for the oil gas for producing the pyrolysis chamber, by described
Grain bed dust arrester, is passed into the cracking room.
Inventor has found, simple according to the system structure of the reactor of this utility model embodiment, easy to operate, pyrolysis
The oil gas that room produces, into grain bed dust arrester, after grain bed dust arrester dedusting, clean oil gas enters back into cracking
Room carries out deep pyrolytic, reduces rear end dedusting pressure, and the tar molecules of macromole are cracked into into the gaseous hydrocarbons of small molecule, should
Reactor can produce substantial amounts of cracking gas, so as to avoid the problem of production pyrolysis oil dust-laden, be truly realized Fossil fuel
Clean and effective is utilized.Additionally, the reactor employs heat accumulation type radiant tube heating technique without the need for gas, solid heat carrier heating, improve
System process is simplified while the thermal efficiency of reactor.
According to specific embodiment of the utility model, it is adaptable to which the concrete species and particle diameter of the pyrolysis material of the reactor is not received
Especially limit, according to embodiment of the present utility model, pyrolysis material can be the Fossil fuels such as oil shale, coal, or rubbish,
Sludge, junked tire etc., pyrolysis material can also can be little particle pyrolysis material for block pyrolysis material, more of the present utility model
In preferred embodiment, the pyrolysis material that the reactor is adopted is particle diameter 20mm particles below and powdery Fossil fuel, thus, it is possible to
Little particle pyrolysis material is made full use of, resource utilization is high, and can solve the problem that bulk deposition pollutes the problem of environment.
Can store according to specific embodiment of the utility model, it is adaptable to which the type of furnace of the reactor is not particularly limited
Hot type moving bed can also be other types, such as non-heat accumulating type or non-moving type, as long as the integration of heat-insulated brick wall can be passed through
It is divided into pyrolysis chamber and cracking room.
According to specific embodiment of the utility model, heat-insulated brick wall is arranged in reactor, it is preferred that horizontal positioned at reactor
To at the 2/3 of width, the thickness of heat-insulated brick wall is 50-150mm, heat-insulated brick wall vertically through in reactor, by reactor
Inner space be separated into pyrolysis chamber and cracking room, the structure causes to be provided with pyrolysis chamber and cracking room in a body of heater, heat
The oil gas that solution room produces, into grain bed dust arrester, after grain bed dust arrester dedusting, clean oil gas is entered back into and split
Solution room carries out deep pyrolytic, reduces rear end dedusting pressure, and the tar molecules of macromole are cracked into into the gaseous hydrocarbons of small molecule,
Substantial amounts of cracking gas is produced, so as to avoid the problem of production pyrolysis oil dust-laden.Also, two kinds of works can be carried out in a body of heater
Industry, unites two into one, and saves construction cost and floor space.
According to specific embodiment of the utility model, the concrete species of communication member is not particularly limited, as long as can be by
Pyrolysis chamber connects with cracking room, so as to the oil gas for producing pyrolysis chamber is passed into cracking room.More of the present utility model
In embodiment, Fig. 1 is this from the pyrolysis of dedusting type and the structure chart of cracking reactor, as shown in figure 1, the reactor also includes connection
Component, communication member can be on insulating brick wall longitudinal length, positioned at the opening of lower position.
According to specific embodiment of the utility model, Fig. 1 is this from the pyrolysis of dedusting type and the structure chart of cracking reactor, such as
Shown in Fig. 1, the reactor also includes grain bed dust arrester 11, and the grain bed dust arrester is located at the side of the pyrolysis chamber
Extend horizontally and to the pyrolysis indoor, for the oil gas for producing the pyrolysis chamber, filled by the grain bed dedusting
Put, be passed into the cracking room.It is heat-insulated when Fig. 2 is from terms of the from left to right of reactor in some embodiments of the present utility model
The front view of brick wall, as shown in Fig. 2 the grain bed dust arrester is fixedly connected with the opening of the heat-insulated brick wall.It is excellent
Choosing, the grain bed dust arrester is embedded in the communication member at the opening.Also, the grain bed dust arrester position
Pore area 114 with multiple holes is set on the side of pyrolysis chamber side.Preferably, the height of the pore area is 150-
1500mm, a diameter of 1-30mm in the hole.
According to specific embodiment of the utility model, the concrete structure of the grain bed dust arrester is not particularly limited,
As long as dust removal process can be carried out to the oil gas that pyrolysis chamber produces.In some embodiments of the present utility model, Fig. 3 is this
The structure chart of utility model grain bed dust arrester, as shown in figure 3, the grain bed dust arrester is located at the bottom of pyrolysis chamber side
Face is provided with dust outlet 113, and side surface upper part of the grain bed dust arrester positioned at cracking room side is provided with for right
The dust arrester carries out the blow valve port 111, bottom of blowback and is provided with pyrolysis gas outlet 112.Preferably, the grain bed dedusting
It is inclined design that device is located at the top of pyrolysis chamber side, is easy to be pyrolyzed material whereabouts；Preferably, the grain bed dust arrester
Height be 200-2000mm, width is 100-500mm.In some embodiments of the present utility model, the oil gas for producing is pyrolyzed,
By the grain bed dust arrester being fixedly connected with the heat-insulated brick wall lower openings of reactor, dust removal process is carried out in pore area
Afterwards, the pyrolysis gas of cleaning are obtained, Jing pyrolysis gas outlets enter into cracking room.When plant running for a period of time after, can be by nitrogen
Be passed through blow valve port carries out blowback to grain bed dust arrester, it is ensured that the dust removing effects of grain bed, and the dust that blowback goes out is from grain bed
Dust arrester lower left dust outlet or left hole band are discharged, and fall into pyrolysis chamber, are discharged by cold slag spiral.Thus, pyrolysis chamber
The oil gas of generation, into grain bed dust arrester, after dedusting, obtains the oil gas of cleaning, so as to reduce rear end dedusting pressure
Power.
According to specific embodiment of the utility model, the concrete species and chi of filter medium in the grain bed dust arrester
It is very little to be not particularly limited, as long as dust removal process can effectively be carried out to the oil gas that pyrolysis chamber produces.In this utility model
Some embodiments in, Fig. 3 for this utility model grain bed dust arrester structure chart, as shown in figure 3, the grain bed dedusting
Filter medium can be housed, it is preferred that the filter medium can be the filter medium of high 1mm-20mm, preferred Margarita in device
Rock, sandstone, spherical ceramic particles etc..
According to specific embodiment of the utility model, as shown in figure 1, the charging aperture is arranged on the roof on pyrolysis chamber top
On, hopper 1 is connected by feed arrangement 2 with the charging aperture；The concrete species of feed arrangement is not particularly limited, as long as can be with
Pyrolysis material in hopper is effectively delivered in reactor.In some embodiments of the present utility model, feed arrangement
Can be star feeder or feed screw.Thereby, it is possible to realize the Automatic Conveying to pyrolysis material, conveying capacity is controllable, and
Device structure is simple, easy to operate.
According to specific embodiment of the utility model, as shown in figure 1, reactor further comprises semicoke outlet 330, institute
The bottom that semicoke outlet is arranged on the pyrolysis chamber is stated, the semicoke outlet is connected with the semicoke conveyer device 6.Thus, may be used
So that the semicoke obtained in reactor to be conveyed using semicoke conveyer device.The concrete species of semicoke conveyer device 6 is not by spy
Do not limit, including but not limited to star or feed screw.Thereby, it is possible to realize the Automatic Conveying to semicoke, and conveying capacity
Controllable, device structure is simple, easy to operate.
According to specific embodiment of the utility model, the inside reactor has short transverse of the multilamellar along the reactor
Heat accumulation type radiant tube inside being arranged in the pyrolysis chamber and the cracking room, every layer of heat accumulation type radiant tube can include it is multiple that
The heat accumulation type radiant tube of this parallel and horizontally spaced distribution.According to embodiment of the present utility model, the pyrolysis chamber and
Cracking interior distributed respectively at least one heat accumulation type radiant tube, it is preferred that at least one heat accumulation type radiant tube is equal
Even distribution.Heat accumulation type radiant tube can be heated effective for the oil gas indoor to pyrolysis material and cracking so as to be pyrolyzed
And cracking reaction, specifically, combustible gas and air can be passed through into heat accumulation type radiant tube, combustible gas burning is realized to pyrolysis
The heating function of material.The equipment adopts heat accumulation type radiant tube heating technique, and without the need for gas, the heating of solid heat carrier, pyrolysis gas will not be by
Dilution, calorific value is high, and reactor temperature is evenly distributed, and surface temperature difference is little, and exhaust gas temperature is low, and the thermal efficiency is high, improves reaction
System process is simplified while the thermal efficiency of device, response system simple structure is easy to operate.
In the reactor, pyrolysis material is moved from top to bottom, and the heat accumulation type radiant tube arranged in the reactor can be with
Pyrolysis material is broken up is uniformly distributed it, and pyrolysis material is stopped 1-50 minutes from top to bottom in the reactor, and is heated to 500-600
℃.According to embodiment of the present utility model, the shape of heat accumulation type radiant tube is not particularly limited, in some realities of the present utility model
Can be cylinder in applying example, thus be conducive to being pyrolyzed breaing up for material, realize uniform point in the reactor of mixed pyrolysis material
Dissipate.The level interval of radial canal is 200-500mm, and vertical interval is 200-700mm, and the radial canal number of plies is 10-25 layers, reactor
Width is 2-6m, and height for reactor is 3-20m.In addition, heat accumulation type radiant tube can be the unidirectional heat accumulating type radiation being evenly arranged
Pipe, the temperature of tube wall can be controlled in 450-1000 DEG C of scope by gas control valve, and heat accumulation type radiant tube can be taken periodically
The combustion system of commutation so that the surface temperature difference of single heat accumulation type radiant tube only has 30 DEG C or so, does not have area of localized hyperthermia, by
This, is conducive to improving the thermal efficiency.
According to specific embodiment of the utility model, the reactor is provided with fuel gas inlet 7, air intake 9 and flue gas
Outlet 8, wherein, fuel gas inlet and exhanst gas outlet are connected respectively with heat accumulation type radiant tube, are respectively used to be passed through combustible gas and discharge
Flue gas, air intake is connected respectively with source of the gas 10 and heat accumulation type radiant tube, and the air for source of the gas to be produced is passed through heat accumulating type spoke
In penetrating pipe.
In other side of the present utility model, this utility model is provided one kind and is carried out using foregoing reactor
Pyrolysis and the method for cracking.According to embodiment of the present utility model, the method may comprise steps of：
A. pyrolysis material is added in the reactor by the charging aperture on reactor top, in the pyrolysis of the reactor
Pyrolytic process is completed in room.Wherein, charging aperture of the pyrolysis material from reactor top is added in reactor, and by reactor
Interior heat accumulation type radiant tube is broken up, and pyrolysis char is discharged from the semicoke outlet of reactor bottom, and Jing semicoke conveyer devices（It is preferred that
Conveying worm）Discharge.
According to embodiment of the present utility model, the concrete species and particle diameter for being pyrolyzed material is not particularly limited, and pyrolysis material can be with
It is the Fossil fuels such as oil shale, coal, or rubbish, sludge, junked tire etc., pyrolysis material can also may be used for block pyrolysis material
Think little particle pyrolysis material, in some preferred embodiments of the present utility model, the pyrolysis material that the reactor is adopted is for particle diameter
20mm particles below and powdery Fossil fuel, thus, it is possible to make full use of little particle pyrolysis material, resource utilization is high, and energy
Enough solve the problems, such as that bulk deposition pollutes environment.
According to embodiment of the present utility model, the heat accumulation type radiant tube arranged in the pyrolysis chamber of reactor can be by pyrolysis material
Breaing up is uniformly distributed it, and pyrolysis material is stopped 1-50 minutes from top to bottom in the reactor, and pyrolysis material is by reactor pyrolysis chamber
Heat accumulation type radiant tube be heated to 500-600 DEG C, specifically, can by gas valve control heat accumulation type radiant tube tube wall temperature
For 500-700 DEG C, pyrolysis material is heated to rapidly in the reactor 500-600 DEG C, completes pyrolytic process.
B. the oil gas of generation is pyrolyzed, by the communication member arranged on the heat-insulated brick wall of the reactor, is removed into grain bed
Dirt device, after grain bed dust arrester dedusting, clean oil gas enters back into the cracking room of the reactor.
According to embodiment of the present utility model, heat-insulated brick wall is arranged in reactor, it is preferred that laterally wide positioned at reactor
At the 2/3 of degree, the thickness of heat-insulated brick wall is 50-150mm, heat-insulated brick wall vertically through in reactor, by reactor
Portion space is separated into pyrolysis chamber and cracking room, and the structure causes to be provided with pyrolysis chamber and cracking room, pyrolysis chamber in a body of heater
The oil gas of generation, into grain bed dust arrester, after grain bed dust arrester dedusting, clean oil gas enters back into cracking room
Deep pyrolytic is carried out, rear end dedusting pressure is reduced, the tar molecules of macromole are cracked into into the gaseous hydrocarbons of small molecule.By
This, can carry out two kinds of operations in a body of heater, unite two into one, and save construction cost and floor space.According to of the present utility model
Embodiment, communication member can be on insulating brick wall longitudinal length, positioned at the opening of lower position.Described in grain bed dust arrester
Grain bed dust arrester is fixedly connected with the opening of the heat-insulated brick wall, and the grain bed dust arrester is located at the heat
The side of solution room extends horizontally and to the pyrolysis interior, for the oil gas for producing the pyrolysis chamber, by described
Grain bed dust arrester, is passed into the cracking room.Specifically, the grain bed dust arrester is located on the side of pyrolysis chamber side
Pore area with multiple holes is set, and the grain bed dust arrester is located at the bottom surface of pyrolysis chamber side and is provided with dust outlet,
And side surface upper part of the grain bed dust arrester positioned at cracking room side is provided with for carrying out blowback to the dust arrester
Blow valve port, bottom are provided with pyrolysis gas outlet.Preferably, the height of the grain bed dust arrester be 200-2000mm, width
For 100-500mm, the height of the pore area is 150-1500mm, a diameter of 1-30mm in the hole；Preferably, the grain bed
It is inclined design that dust arrester is located at the top of pyrolysis chamber side, is easy to be pyrolyzed material whereabouts；Preferably, the grain bed dedusting
Device is built with 1mm-20mm high filter medium, preferred perlite, sandstone, spherical ceramic particles etc..Of the present utility model one
In a little embodiments, the oil gas for producing is pyrolyzed, is removed by the grain bed being fixedly connected with the heat-insulated brick wall lower openings of reactor
Dirt device, is carried out after dust removal process in pore area, obtains the pyrolysis gas of cleaning, and Jing pyrolysis gas outlets enter into cracking room.When
Plant running for a period of time after, nitrogen can be passed through into blow valve port carry out blowback to grain bed dust arrester, it is ensured that grain bed is removed
Dirt effect, the dust that blowback goes out is discharged from grain bed dust arrester lower left dust outlet or left hole band, falls into pyrolysis chamber,
Discharged by cold slag spiral.Thus, the oil gas that pyrolysis chamber produces, into grain bed dust arrester, after dedusting, obtains cleaning
Oil gas, so as to reduce the dedusting pressure of subsequent technique.
C. clean oil gas completes thermal cracking processes in the cracking interior, produces cracking gas.
According to embodiment of the present utility model, the cracking interior distributed at least one heat accumulation type radiant tube, excellent
Choosing, at least one heat accumulation type radiant tube is uniformly distributed.Heat accumulation type radiant tube can be effective for the oil indoor to cracking
Gas is heated so as to carry out cracking reaction.Specifically, clean oil gas is added by the heat accumulation type radiant tube in reactor cracking room
Heat to 650-900 DEG C, specifically, the temperature that can control heat accumulation type radiant tube tube wall by gas valve is 450-1000 DEG C, clean
Net oil gas is heated to rapidly in the reactor 650-900 DEG C, completes thermal cracking processes, thus, the tar molecules of macromole
It is cracked into the gaseous hydrocarbons of small molecule, produces substantial amounts of cracking gas, it is to avoid the problem of pyrolysis oil dust-laden, is truly realized fossil
The clean and effective of fuel is utilized.
D. the cracking gas is discharged by cracking gas outlet.
According to embodiment of the present utility model, cracking gas outlet is arranged on the side wall on reactor cracking room top, and it can
To be connected with outside gas treatment and collection device（It is not shown）, such as spray column, fuel cartridge.For purifying and collecting cracking
Gas, to prepare LNG or LPG.
Inventor has found, according to the oil gas that the method for this utility model embodiment, pyrolysis chamber are produced, removes into grain bed
Dirt device, after grain bed dust arrester dedusting, clean oil gas enters back into cracking room carries out deep pyrolytic, reduces rear end
The tar molecules of macromole are cracked into the gaseous hydrocarbons of small molecule by dedusting pressure, and the reactor can produce substantial amounts of cracking gas,
So as to avoid the problem of production pyrolysis oil dust-laden, the clean and effective for being truly realized Fossil fuel is utilized, meanwhile, a body of heater
It is interior to carry out two kinds of operations, unite two into one, save construction cost and floor space.
Using processing Korea's oil shale from the pyrolysis of dedusting type and cracking reactor, the basic data of raw material is shown in Table 1.
Table 1：Korea's oil shale basic data
Using the reactor for treatment Korea oil shale, the gas products yield for obtaining is 16%, far above laboratory aluminum rice steamer heat
Factor of created gase obtained by solution, pyrolytic tar almost all is cracked into gaseous products, and factor of created gase is high.Cracking gas calorific value is up to
5000kcal/m3, quality is high, goes out dust content in the cracking gas of reactor and is less than 3%.
In description of the present utility model, it is to be understood that term " first ", " second " are only used for describing purpose, and
It is not intended that indicating or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define
One or more this feature can be expressed or be implicitly included to the feature of " first ", " second ".
In this utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, it is for example, it may be fixedly connected, or be detachably connected or integral；Can be
It is mechanically connected, or electrically connects；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in this utility model.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score
Can be the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State that be not necessarily referring to is identical embodiment or example.And, the specific features of description, structure, material or feature can be
Combine in an appropriate manner in any one or more embodiments or example.Additionally, in the case of not conflicting, this area
Technical staff the feature of the different embodiments or example described in this specification and different embodiment or example can be entered
Row is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to restriction of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, be changed, being replaced and modification, simultaneously for one of ordinary skill in the art, foundation
The thought of the application, will change in specific embodiments and applications.
Claims (10)
1. one kind is pyrolyzed and cracking reactor from dedusting type, including the outlet of charging aperture, pyrolysis chamber, cracking room and cracking gas, described
Charging aperture is arranged on the roof of the pyrolysis chamber, and the cracking gas outlet is arranged on the side wall of the cracking room, its feature
It is also to include：
Heat accumulation type radiant tube, the heat accumulation type radiant tube along the reactor short transverse multi-tier arrangement in the pyrolysis chamber and
Inside the cracking room, per layer has many heat accumulation type radiant tubes arranged in the horizontal direction；
Heat-insulated brick wall, the heat-insulated brick wall is arranged at the 2/3 of the reactor transverse width, vertically through in the reaction
In device, the inner space of the reactor is separated into into the pyrolysis chamber and the cracking room；
Communication member, the communication member is on the heat-insulated brick wall longitudinal length, positioned at the opening of lower position, for by institute
State pyrolysis chamber to connect with the cracking room；
Grain bed dust arrester, the grain bed dust arrester is fixedly connected with the opening of the heat-insulated brick wall, and described
Grain bed dust arrester is located at the side of the pyrolysis chamber, and to extend horizontally and to the pyrolysis indoor, for by the pyrolysis
The oil gas that room produces, by the grain bed dust arrester, is passed into the cracking room.
2. reactor according to claim 1, it is characterised in that the grain bed dust arrester is located at pyrolysis chamber side
Pore area with multiple holes is set on side, and the grain bed dust arrester is located at the bottom surface of pyrolysis chamber side and is provided with dust row
Export, and side surface upper part of the grain bed dust arrester positioned at cracking room side is provided with for carrying out instead to the dust arrester
The blow valve port that blows, bottom are provided with pyrolysis gas outlet.
3. reactor according to claim 1, it is characterised in that the grain bed dust arrester is embedded in the opening
It is interior.
4. the reactor according to any one of claim 1-3, it is characterised in that the thickness of the heat-insulated brick wall is 50-
150mm；The height of the grain bed dust arrester is 200-2000mm, and width is 100-500mm.
5. reactor according to claim 2, it is characterised in that the height of the pore area is 150-1500mm, the hole
A diameter of 1-30mm.
6. the reactor according to any one of claim 1-3, it is characterised in that the grain bed dust arrester is located at heat
The top of solution room side is inclined design.
7. the reactor according to any one of claim 1-3, it is characterised in that the grain bed dust arrester built with
1mm-20mm high filter medium.
8. according to the reactor described in claim 7, it is characterised in that the filter medium is perlite, sandstone or ceramics
Ball particle.
9. the reactor according to any one of claim 1-3, it is characterised in that hopper by feed arrangement with it is described enter
Material mouth is connected.
10. the reactor according to any one of claim 1-3, it is characterised in that further include that semicoke is exported, it is described
Semicoke outlet is arranged on the bottom of the pyrolysis chamber, and the semicoke outlet is connected with semicoke conveyer device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661361.5U CN206143120U (en) | 2016-06-29 | 2016-06-29 | From pyrolysis of dust removal type and cracking reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661361.5U CN206143120U (en) | 2016-06-29 | 2016-06-29 | From pyrolysis of dust removal type and cracking reactor |
Publications (1)
| Publication Number | Publication Date |
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| CN206143120U true CN206143120U (en) | 2017-05-03 |
Family
ID=58616746
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620661361.5U Expired - Fee Related CN206143120U (en) | 2016-06-29 | 2016-06-29 | From pyrolysis of dust removal type and cracking reactor |
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| Country | Link |
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| CN (1) | CN206143120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885888A (en) * | 2016-06-29 | 2016-08-24 | 北京神雾环境能源科技集团股份有限公司 | Self-dedusting pyrolysis and cracking reactor |
-
2016
- 2016-06-29 CN CN201620661361.5U patent/CN206143120U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885888A (en) * | 2016-06-29 | 2016-08-24 | 北京神雾环境能源科技集团股份有限公司 | Self-dedusting pyrolysis and cracking reactor |
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Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
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Denomination of utility model: Self-dedusting pyrolysis and cracking reactor Effective date of registration: 20180322 Granted publication date: 20170503 Pledgee: The Bank of Beijing Limited by Share Ltd. Anwar Road Branch Pledgor: Shenwu Technology Group Co.,Ltd. Registration number: 2018990000210 |
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