CN205933753U - Coal pyrolytic reaction ware and gas -based shaft -furnace combined system - Google Patents
Coal pyrolytic reaction ware and gas -based shaft -furnace combined system Download PDFInfo
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- CN205933753U CN205933753U CN201620868872.4U CN201620868872U CN205933753U CN 205933753 U CN205933753 U CN 205933753U CN 201620868872 U CN201620868872 U CN 201620868872U CN 205933753 U CN205933753 U CN 205933753U
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Abstract
The utility model discloses a coal pyrolytic reaction ware and gas -based shaft -furnace combined system. This system includes coal pyrolytic reaction ware, separation clean system, reformation conversion systems and gas -based shaft -furnace, coal pyrolytic reaction ware includes that reactor noumenon places cyclone A, the particle moving bed on reactor noumenon's upper portion in, in, particle moving bed includes roof, side board, fix two wallboards on reactor noumenon's lateral wall, arrange laterally a plurality of air inlets and pull formula valve on the board. The utility model discloses a system has effectively utilized the fine coal that is difficult to the utilization usually, and the pyrolysis gas dust content that coal pyrolytic reaction ware produced is low, reduces gas -based shaft -furnace's cost and energy consumption.
Description
Technical field
This utility model belongs to coal sublevel cascade utilization technical field, is more particularly, to directed to low in jet coal, brown coal etc.
A kind of pyrolysis of coal reactor of rank fine coal and gas-based shaft kiln combined system.
Background technology
The construction featuress of coal itself, determine that low-order coal volatile matters are high, activity is strong, due to moisture with oxygen content is high and calorific value
Low, directly low using (burning or gasify) efficiency, economic worth can not show a candle to high-order coal, therefore, the low order that large-scale develops and utilizes
Coal first must be processed upgrading and could be used for life production to it.One of science and conventional processing method are pyrolysis the most,
Also referred to as " dry distilling " or " thermal decomposition ".Pyrolysis refer to coal isolation air or under inert gas conditions continuous heating to higher temperature
When, the series of physical being occurred changes and chemical reaction, and coal can crosslink bond fission, product restructuring and two in the process
Secondary response, finally gives the products such as gas (coal gas), liquid (tar) and solid (semicoke).Contain in tar and there is no method at present
Multiple polycyclic aromatic hydro carbons compounds of synthetic and heterocyclic compound.Compared with directly burning, pyrolysis achieves in coal not
Congruent step conversion, is a kind of resource high-efficiency method of comprehensive utilization, can reduce the environmental pollution that fire coal causes, improve low order
The advantage of coal resource comprehensive utilization value, creates significant economic and social benefits.
China is that iron and steel produces the first big country, and current steel scrap supply much can not meet the needs of iron and steel production.Domestic
Steel scrap breach cannot be supplementary enough, has been further exacerbated by the nervous situation of market supply.In this case, develop directly in good time
It is necessary for connecing reduction technique.Direct-reduction technique is without coke and sintering deposit, thus is suitable for currently increasingly stricter ring
Guaranteed request.At present, the whole world has ten several direct-reduction processes to achieve industrialized production, returns including Midrex, HyL- III, coal base
Rotary kiln, rotary hearth furnace, fluidized bed process etc..Only gas-based shaft kiln technique Midrex and HyL- III can maximize production, product quality
High, investment is low, and energy consumption is minimum in existing direct-reduction production method.But gas-based shaft kiln requires to the degree of purification of also Primordial Qi
High.
However, the pyrolysis oil gas that pyrolysis of coal produces, complicated component, heavy tar components are many, and dust content is big, dust shape
Irregularly, need the follow-up dust pelletizing system that complexity is set to process pyrolysis oil gas and just can get coal gas and high-quality tar.
Utility model content
In order to solve the above problems, the utility model proposes a kind of pyrolysis of coal reactor and gas-based shaft kiln combined system, will
Pyrolysis oil gas is obtained, pyrolysis oil gas impurity content is few, by the heat after purifying after other equipment reluctant fine coal high temperature pyrolysis
Vent one's spleen and be sent directly into gas-based shaft kiln system, reduce scrap smelting cost.
The purpose of this utility model is to provide a kind of pyrolysis of coal reactor and gas-based shaft kiln combined system, including：Pyrolysis of coal
Reactor, isolation of purified system, reformation transformation system and gas-based shaft kiln；
Described pyrolysis of coal reactor includes：Reactor body, be built in described reactor body top cyclonic separation
Device A, granular bed, described granular bed includes：Top board, side panel, it is fixed on the side wall of described reactor body
Two wallboards, the multiple air inlets being arranged on described side panel and drawing and pulling type valve, thus described top board, side panel, two
Wallboard and described side wall surround cavity, and described valve is located at the bottom of described granular bed, in the fixed position of described wallboard
Between side wall on be provided with pyrolysis oil gas vent and catalyst inlet；Wherein, described cyclone separator A is communicated to described granule
The air inlet of moving bed；
Described pyrolysis of coal reactor pyrolysis oil gas vent connects isolation of purified system pyrolysis oil gas entrance, described isolation of purified
System gas outlet connects reformation transformation system gas access, and described reformation transformation system gas outlet connects gas-based shaft kiln gas
Entrance.
As the preferred scheme of this utility model, described pyrolysis of coal inside reactor arranges gas collecting apparatus, gas collecting apparatus energy
The enough quick pyrolysis oil gas collected within reactor body, described gas collecting apparatus connects cyclone separator A, by the pyrolysis collected
Oil-gas transportation is to cyclone separator A.
Granular bed is set in pyrolysis oil gas outlet, can effectively reduce the dustiness in pyrolysis oil gas.Granule moves
The bed of bed, using the calcium oxide with pyrolysis catalytic effect, calcium oxide is crushed to below 1mm, is entered by catalyst inlet
Granular bed, controls the rate travel of granule, preferred rate travel by the aperture controlling granular bed bottom valve
For 0.1～2m/s.
Further, system of the present utility model also includes tar refining system, and described tar refining system includes being pyrolyzed
Oil-in and tar outlet, described isolation of purified system includes liquid outlet；Described isolation of purified system liquid outlet connects institute
State tar refining system pyrolysis oil-in.The pyrolysis oil separated cleaning system liquid outlet that isolation of purified system is isolated enters
Tar refining system.
In this utility model, described granular bed further includes dividing plate, and described baffle arrangement is in described two wallboards
Between and relative with described side panel, thus between described dividing plate, described two wallboard and described side panel formed first
Air chamber, described dividing plate is porous plate.From cyclone separator A, pyrolysis oil gas out, is introduced into the first air chamber, full of the first gas
Behind room through dividing plate enter granular bed, so, dividing plate all take part in ventilative work, it is to avoid only partly breathe freely,
Hole thereon is prematurely blocked by tar, shortens the service life of dividing plate；Meanwhile, dividing plate is by the catalyst particles in granular bed
Grain isolation, it is to avoid cyclone separator A is entered by the air inlet of side panel.
In this utility model, described granular bed further includes filter plate, and described filter plate is arranged in described two wallboards
Between and with described pyrolysis oil gas vent relative, thus in the fixed part of described filter plate, described two wallboard and described wallboard
The second air chamber is limited, described filter plate is porous plate between side wall between position.Pyrolysis oil gas is entered by the cavity of granular bed
When entering the second air chamber, the whole of filter plate are involved in work, it is to avoid filter plate, because of the partial ventilation of only corresponding pyrolysis oil gas vent, extends
The service life of filter plate, reducing stops work changes the frequency of filter plate.
As preferred version of the present utility model, described pyrolysis of coal reactor further includes fuel gas inlet, described coal heat
Solution reactor fuel gas inlet connects described isolation of purified system gas outlet.The partial thermal decomposition gas that isolation of purified system produces can be made
Enter pyrolysis of coal reactor for fuel, provide energy for pyrolytic reaction.
Further, described isolation of purified system includes：Cyclone separator B, first cold tower, aerator, electrical tar precipitator, de-
Sulfur tower, deammoniation tower, wash benzene column and gas holder；Described cyclone separator B gas access connects pyrolysis of coal reactor pyrolysis oil gas vent,
Described cyclone separator B gas outlet connects just Leng Ta gas access, and described Chu Leng tower gas outlet connects blower gas and enters
Mouthful, described blower gas outlet connects electrical tar precipitator gas access, and described electrical tar precipitator gas outlet connects desulfurizing tower
Gas access, described desulfurizing tower gas outlet connects deammoniation tower gas access, and described deammoniation tower gas outlet connects washes benzene column gas
Body entrance, described benzene column gas outlet of washing connects gas holder gas access.The high-quality pyrolysis oil gas that pyrolysis of coal reactor produces enters
Enter isolation of purified system, through Oil-gas Separation, the gas of generation obtains pyrolysis gas through operations such as desulfurization, deaminations.
In this utility model, described reformation transformation system includes：Fine desulfurizing tower, reformation tower, conversion tower and decarbonization device；
Described fine desulfurizing tower gas access connects the outlet of isolation of purified system gas, and described fine desulfurizing tower gas outlet connects reforms
Tower gas access, described reformation tower gas outlet connects conversion tower gas access, and described conversion tower gas outlet connects decarburization dress
Put gas access, described decarbonization device gas outlet connects described gas-based shaft kiln gas access.The heat that isolation of purified system produces
Vent one's spleen and enter reformation transformation system, by further fine desulfurization, reformation and conversion, obtain the also Primordial Qi of proper ratio, also
Primordial Qi directly enters gas-based shaft kiln.Gas in pyrolysis gas is converted into hydrogen and carbon monoxide by reformation transformation system, to obtain
The also Primordial Qi of proper ratio.
In addition, this utility model provides a kind of method that utilization said system processes coal, comprise the steps：
Raw material after will be broken adds in described pyrolysis of coal reactor, makes raw material that pyrolytic reaction to occur, pyrolytic reaction produces
Pyrolysis oil gas and pyrolysis char；
By described pyrolysis oil gas collection to described cyclone separator A, it is then fed into described granular bed, catalyst is through institute
State catalyst inlet and enter described granular bed, dedusting, cooling are carried out to described pyrolysis oil gas, described pyrolysis oil gas is described
Continue cracking, the macromolecular components in pyrolysis oil gas resolve into micro-molecular gas, obtain high-quality pyrolysis oil under catalyst action
Gas；
Described high-quality pyrolysis oil gas is sent into described isolation of purified system through described pyrolysis oil gas vent, obtains pyrolysis gas
And pyrolysis oil, then described pyrolysis gas are sent into described reformation transformation system and process, obtain also Primordial Qi；Described reduction pneumatic transmission is entered
Described gas-based shaft kiln.
Further, the pyrolysis oil that described isolation of purified system produces is sent into the hydrogenated essence of described tar refining system
System, obtains high-quality oil product.
As the preferred scheme of this utility model, the partial thermal decomposition gas that described isolation of purified system is produced send as fuel
Enter described pyrolysis of coal reactor.
Pyrolysis of coal reactor of the present utility model and gas-based shaft kiln combined system, by cyclone separator and granular bed
Put in pyrolysis of coal reactor, effectively reduce the dustiness in pyrolysis oil gas, reduce follow-up tar pretreated cost, simultaneously
Pyrolysis oil temperature degree is reduced by dust pelletizing system；Using pyrolysis catalysts as the bed of granular bed, improve further
Pyrolysis gas available gas constituent content；After reformation conversion process, gained also Primordial Qi is directly entered gas-based shaft kiln, cost to pyrolysis gas
Low, energy consumption of unit product is low.
Brief description
Fig. 1 is this utility model pyrolysis of coal reactor and gas-based shaft kiln combined system schematic diagram；
Fig. 2 is the schematic front view of granular bed in this utility model system；
Fig. 3 is the schematic top plan view of granular bed in this utility model system；
Fig. 4 is the flow chart of the method processing coal using system of the present utility model.
In figure：
100- pyrolysis of coal reactor；
1- reactor body；11- is pyrolyzed oil gas vent；12- catalyst inlet；2- cyclone separator A；3- granule moves
Bed；31- top board；32- side panel；33- wallboard；34- valve；35- dividing plate；36- first air chamber；37- filter plate；38- second air chamber；
4- heat accumulation type radiant tube；5- gas collecting apparatus；
200- isolation of purified system；
201- cyclone separator B；202- just cold tower；203- aerator；204- electrical tar precipitator；205- desulfurizing tower；206-
Deammoniation tower；207- washes benzene column；208- gas holder；
300- resets transformation system；
The fine desulfurizing tower of 301-；302- reformation tower；303- converts tower；304- decarbonization device；
400- gas-based shaft kiln；
500- tar refining system.
Specific embodiment
Below in conjunction with drawings and Examples, specific embodiment of the present utility model is described in more details, with
Just the advantage that better understood when scheme of the present utility model and its various aspects.However, specific implementations described below side
Formula and embodiment are only descriptive purposes, rather than to restriction of the present utility model.
As shown in Figure 1, on the one hand, this utility model embodiment provides a kind of pyrolysis of coal reactor and gas-based shaft kiln combination system
System, including：Pyrolysis of coal reactor 100, isolation of purified system 200, reformation transformation system 300, gas-based shaft kiln 400 and tar refining
System 500.
Pyrolysis of coal reactor 100 pyrolysis oil gas vent connects isolation of purified system 200 pyrolysis oil gas entrance, isolation of purified system
Unite 200 gas outlets connect reformation transformation system 300 gas accesses, reformation transformation system 300 gas outlet connect gas-based shaft kiln
400 gas accesses, isolation of purified system 200 liquid outlet connects tar refining system 500 pyrolysis oil-in.
Pyrolysis of coal reactor 100 includes：Reactor body 1, be built in reactor body the cyclone separator A2 on top,
Granular bed 3, heat accumulation type radiant tube 4 and gas collecting apparatus 5.
Reactor body 1 is pyrolytic reaction container.Typically open up feed(raw material)inlet at the top of pyrolytic reaction container, in side wall
On be provided with pyrolysis oil gas vent, the bottom of pyrolysis reactor setting semicoke outlet.
Cyclone separator A2 is built in the top of reactor body 1, is connected with gas collecting apparatus as primary dust removing equipment.
On the side wall of the fixing pyrolytic reaction vessel 1 of granular bed 3, and pyrolysis oil gas vent 101 is covered, this reality
With new described covering, refer to that granular bed 3 will be pyrolyzed oil gas vent 101 and the isolation of reactor inner chamber.Granular bed 3
Connect so that being pyrolyzed oil gas granular bed 3 can be entered through cyclone separator A2 by gas collecting apparatus 5 with cyclone separator A2,
This is external to discharge reaction vessel by pyrolysis oil gas vent 101.
As shown in Figures 2 and 3, in this utility model embodiment, granular bed 3 includes：Top board 31, side panel 32, solid
It is scheduled on two wallboards 33 on the side wall of reactor body, arrangement multiple air inlets on the side panels and drawing and pulling type valve 34,
Cavity is surrounded by this top board 31,32, two wallboards 33 of side panel and side wall, valve 34 is located at the bottom of granular bed, in wall
Pyrolysis oil gas vent 101 and catalyst inlet 102 are provided with the side wall between the fixed position of plate；Wherein, cyclone separator
A2 is communicated to the air inlet of granular bed 3.
For convenience of explanation, refer in particular to positioned at two wallboards the side wall referred to as " part between the fixed position of side wall
Side wall ".Pyrolysis oil gas vent 101 and catalyst inlet 102 are arranged in this " partial sidewall ", and pyrolysis oil gas vent 101 is located at
Below catalyst inlet 102.
Valve 34 is a plate body, the correct position setting elongated hole under " partial sidewall " of previous reaction device body, valve
Door 34 is telescopic to be installed on long in the hole.Valve is drawn in direction to outside reactor body 1, can accelerate in granular bed cavity
Raw material falling speed；Push away valve to the direction in reactor body 1, terminal-velocity under the raw material in granular bed cavity can be slowed down
Degree.Operator can need to carry out autonomous operation according to production.
The bed of granular bed 3, using the calcium oxide with pyrolysis catalytic effect, calcium oxide is crushed to below 1mm,
Granular bed is entered by catalyst inlet 102, granule is controlled by the aperture controlling granular bed bottom valve 34
Rate travel, preferred rate travel is 0.1～2m/s.
Granular bed 3 further includes dividing plate 35, and baffle arrangement is between two wallboards and relative with side panel 32.
The cavity of air inlet and granular bed is isolated by dividing plate 35.Pyrolysis oil gas enters air inlet, enters granule by dividing plate 35 and moves
The cavity of dynamic bed.Dividing plate 35 can be ventilated and be contacted with catalyst so that being pyrolyzed oil gas and entering in the cavity of granular bed, and energy
Stop that catalyst is entered in cyclone separator A2 by air inlet.
Further, dividing plate 35 and side panel 32 interval setting, by top board 31, side panel 32, dividing plate 35 and two wallboards
33 formation the first air chambers 36.So, the pyrolysis oil gas entering from air inlet is introduced into the first air chamber 36, full of the first air chamber 36,
Pyrolysis oil gas can enter the cavity of granular bed with dividing plate 35 uniform contact.The setting of the first air chamber 36 makes full use of dividing plate
35 work so that whole participations of dividing plate 35 are ventilated-isolated, it is to avoid dividing plate because of the partial ventilation of only corresponding air inlet, using frequency
The excessive pore causing the distribution of this part of rate is blocked by tar too early and scraps, and extends the service life of dividing plate, reduces and stop
Work changes the frequency of dividing plate, improves production efficiency.
Granular bed 3 further includes filter plate 37, and filter plate 37 is arranged between two wallboards 33 and gone out with pyrolysis oil gas
Relatively, filter plate 37 will be pyrolyzed the cavity isolation of oil gas vent and granular bed to mouth 101.Filter plate is porous plate.Pyrolysis oil gas leads to
Screen plate, discharges reactor body by pyrolysis oil gas vent 101 external.
The sidewall spacers setting of filter plate 37 and reactor body, surrounds the second gas by 37, two wallboards 33 of filter plate and side wall
Room 38.So, when pyrolysis oil gas enters the second air chamber 38 by the cavity of granular bed, the whole of filter plate 37 are involved in work,
Avoid filter plate 37 because of the partial ventilation of only corresponding pyrolysis oil gas vent, the excessive pore causing this part to be distributed of usage frequency is too early
Scrapped by tar blocking, extend the service life of filter plate, reducing stops work changes the frequency of filter plate, improve production effect
Rate.
Heat accumulation type radiant tube 4 is arranged in reactor body 1, and heat accumulation type radiant tube 4 is along the short transverse of reactor body 1
Multi-tier arrangement, many heat accumulation type radiant tubes 4 parallel to each other in the horizontal direction of every layer of arrangement.
Gas collecting apparatus 5 is arranged on inside reactor cup 1, collects pyrolysis oil gas for quick, gas collecting apparatus 5 connects whirlwind
Separator A2.
Further, isolation of purified system 200 includes：Cyclone separator B201, first cold tower 202, aerator 203, electric fishing
Tar device 204, desulfurizing tower 205, deammoniation tower 206, wash benzene column 207 and gas holder 208.Cyclone separator B gas access connects coal heat
Solution reactor pyrolysis oil gas vent 11, cyclone separator B gas outlet connects just Leng Ta gas access, and Chu Leng tower gas outlet is even
Connect blower gas entrance, blower gas outlet connects electrical tar precipitator gas access, and electrical tar precipitator gas outlet connects
Desulfurizing tower gas access, desulfurizing tower gas outlet connects deammoniation tower gas access, and deammoniation tower gas outlet connects washes benzene column gas
Entrance, washes benzene column gas outlet and connects gas holder gas access.The high-quality pyrolysis oil gas that pyrolysis of coal reactor 100 produces enters and divides
From cleaning system 200, through Oil-gas Separation, the gas of generation obtains pyrolysis gas through operations such as desulfurization, deaminations.
In this utility model embodiment, pyrolysis of coal reactor 100 further includes fuel gas inlet, pyrolysis of coal reactor combustion gas
Entrance connects the outlet of isolation of purified system gas.The partial thermal decomposition gas that isolation of purified system 200 produces can enter coal as fuel
Pyrolysis reactor 100, provides energy for pyrolytic reaction.
In this utility model embodiment, reformation transformation system 300 includes：Fine desulfurizing tower 301, reformation tower 302, conversion tower
303 and decarbonization device 304.Fine desulfurizing tower gas access connects the outlet of isolation of purified system gas, and fine desulfurizing tower gas goes out
Mouth connects reformation tower gas access, and reformation tower gas outlet connects conversion tower gas access, the connection decarburization of conversion tower gas outlet
Device gas access, decarbonization device gas outlet connects gas-based shaft kiln gas access.The pyrolysis gas that isolation of purified system 200 produces
Enter reformation transformation system 300, by further fine desulfurization, reformation and conversion, obtain the also Primordial Qi of proper ratio, reduction
Gas directly enters gas-based shaft kiln 400.Gas in pyrolysis gas is converted into hydrogen and carbon monoxide by reformation transformation system 300, so that
Obtain the also Primordial Qi of proper ratio.
Gas-based shaft kiln 400 is the reactor being directly produced reduced iron, and the also Primordial Qi that reformation transformation system 300 produces is transported to
Gas-based shaft kiln 400, for reduction reaction.
Tar refining system 500 includes being pyrolyzed oil-in and tar outlet, and isolation of purified system 200 includes liquid outlet,
Isolation of purified system 200 liquid outlet connects tar refining system 500 pyrolysis oil-in.Isolation of purified system 200 is isolated
Pyrolysis oil separated cleaning system liquid outlet enters tar refining system 500, and hydrogenated refining can obtain high-quality oil product.
As shown in figure 4, on the other hand, this utility model embodiment provides a kind of method that utilization said system processes coal,
Comprise the steps：
1st, the raw material (fine coal) after will be broken adds in pyrolysis of coal reactor, makes raw material that pyrolytic reaction, pyrolytic reaction to occur
Produce pyrolysis oil gas and pyrolysis char；
2nd, oil gas collection will be pyrolyzed to cyclone separator A, be then fed into granular bed, catalyst enters through catalyst inlet
Enter granular bed, pyrolysis oil gas is carried out with dedusting, cooling, pyrolysis oil gas continues to crack under catalyst action, is pyrolyzed oil gas
In macromolecular components resolve into micro-molecular gas, obtain high-quality pyrolysis oil gas；
3rd, high-quality pyrolysis oil gas is sent into isolation of purified system through pyrolysis oil gas vent, obtains pyrolysis gas and pyrolysis oil,
Then pyrolysis gas are sent into reformation transformation system to process, obtain also Primordial Qi；Reduction pneumatic transmission is entered gas-based shaft kiln；
4th, will be hydrogenated refined for the pyrolysis oil feeding tar refining system of isolation of purified system generation, obtain high quality oils
Product；
5th, the partial thermal decomposition gas that isolation of purified system produces is sent into pyrolysis of coal reactor as fuel.
The system and method that this utility model embodiment provides, in the built-in cyclone separator of reactor and granular bed,
Reduce the dustiness in pyrolysis oil gas, pyrolysis oil temperature degree is reduced by dust pelletizing system, makes part tar condensing；Using urging
Agent calcium oxide, as the bed of granular bed, improves pyrolysis gas available gas constituent content further；Pyrolysis gas are through reforming
After conversion process, it is directly entered gas-based shaft kiln, low cost, energy consumption is low.
Embodiment
Feed coal is crushed to below particle diameter 3mm, the pyrolysis of coal sending into pyrolysis of coal reactor-gas-based shaft kiln combined system is anti-
Answer device, control 900 DEG C of reactor temperature, pyrolysis of coal reactor is provided with Multi-layer warming radial canal, cyclone separator and granule
Moving bed dust pelletizing system.Pyrolysis oil gas, in granular bed, continues cracking through catalyst action, obtains high-quality pyrolysis oil
Gas.After the high-quality that pyrolysis of coal reactor produces is pyrolyzed the separated cleaning system of oil gas and tar refining system, pyrolysis gas can be obtained
With high-quality oil product.Pyrolysis gas obtain also Primordial Qi after the process of reformation transformation system, and also Primordial Qi is directly entered gas-based shaft kiln and carries out
Produce.Form as shown in table 1 in pyrolysis gas after separated cleaning system.
Table 1 pyrolysis gas constituent
Also Primordial Qi H after reformation conversion decarburization2Total amount with CO is 91.5%, H2/ CO volume ratio is 4.5：1.With blast furnace
Smelting system is compared with coke-stove gas-gas-based shaft kiln smelting system, and pyrolysis of coal reactor-gas-based shaft kiln has obvious advantage,
There is bigger economic worth.Compare with coke-stove gas-gas-based shaft kiln smelting system, pyrolysis of coal reactor-gas-based shaft kiln unit
The energy consumption of product reduces by 6.3%, and unit cost averagely reduces by 50～80 yuan/ton.
It should be noted that each embodiment above by reference to described by accompanying drawing is only in order to illustrate this utility model rather than limit
Make scope of the present utility model, it will be understood by those within the art that, without departing from spirit of the present utility model and model
The modification on the premise of enclosing, this utility model being carried out or equivalent, all should cover within the scope of this utility model.
Additionally, unless the context outside indication, the word occurring in the singular includes plural form, and vice versa.In addition, removing non-specifically
Explanation, then all or part of of any embodiment can use in conjunction with all or part of of any other embodiment.
Claims (7)
1. a kind of pyrolysis of coal reactor and gas-based shaft kiln combined system are it is characterised in that include：Pyrolysis of coal reactor, separation are net
Change system, reformation transformation system and gas-based shaft kiln,
Described pyrolysis of coal reactor includes：Reactor body, be built in described reactor body the cyclone separator A on top,
Granular bed, described granular bed includes：Top board, side panel, be fixed on the side wall of described reactor body two
Wallboard, the multiple air inlets being arranged on described side panel and drawing and pulling type valve, thus described top board, side panel, two wallboards
Surround cavity with described side wall, described valve is located at the bottom of described granular bed, between the fixed position of described wallboard
Side wall on be provided with pyrolysis oil gas vent and catalyst inlet；Wherein, described cyclone separator A is communicated to described granule and moves
The air inlet of bed；
Described pyrolysis of coal reactor pyrolysis oil gas vent connects isolation of purified system pyrolysis oil gas entrance, described isolation of purified system
Gas outlet connects reformation transformation system gas access, and described reformation transformation system gas outlet connects gas-based shaft kiln gas and enters
Mouthful.
2. pyrolysis of coal reactor according to claim 1 and gas-based shaft kiln combined system are it is characterised in that further include
Tar refining system, described tar refining system includes being pyrolyzed oil-in and tar outlet, and described isolation of purified system includes liquid
Body exports；Described isolation of purified system liquid outlet connects described tar refining system and is pyrolyzed oil-in.
3. pyrolysis of coal reactor according to claim 1 and gas-based shaft kiln combined system are it is characterised in that described granule moves
Dynamic bed further includes dividing plate, and described baffle arrangement is between described two wallboards and relative with described side panel, thus exists
Form the first air chamber, described dividing plate is porous plate between described dividing plate, described two wallboard and described side panel.
4. pyrolysis of coal reactor according to claim 1 and gas-based shaft kiln combined system are it is characterised in that described granule moves
Dynamic bed further includes filter plate, and described filter plate is arranged between described two wallboards and relative with described pyrolysis oil gas vent,
Thus between the side wall between the fixed position of described filter plate, described two wallboard and described wallboard, limit the second air chamber,
Described filter plate is porous plate.
5. pyrolysis of coal reactor according to claim 1 and gas-based shaft kiln combined system are it is characterised in that described pyrolysis of coal
Reactor further includes fuel gas inlet, and described pyrolysis of coal reactor fuel gas inlet connects described isolation of purified system gas and goes out
Mouthful.
6. pyrolysis of coal reactor according to claim 1 with gas-based shaft kiln combined system it is characterised in that described separate net
Change system includes：Cyclone separator B, first cold tower, aerator, electrical tar precipitator, desulfurizing tower, deammoniation tower, wash benzene column and gas holder；
Wherein, described cyclone separator B gas access connects pyrolysis of coal reactor pyrolysis oil gas vent, described cyclone separator B
Gas outlet connects just Leng Ta gas access, and described Chu Leng tower gas outlet connects blower gas entrance, described aerator gas
Body outlet connects electrical tar precipitator gas access, and described electrical tar precipitator gas outlet connects desulfurizing tower gas access, described de-
Liu Ta gas outlet connects deammoniation tower gas access, and described deammoniation tower gas outlet connects washes benzene column gas access, described washes benzene
Tower gas outlet connects gas holder gas access.
7. pyrolysis of coal reactor according to claim 1 and gas-based shaft kiln combined system are it is characterised in that described reformation becomes
The system of changing includes：Fine desulfurizing tower, reformation tower, conversion tower and decarbonization device；
Wherein, described fine desulfurizing tower gas access connects the outlet of isolation of purified system gas, and described fine desulfurizing tower gas goes out
Mouth connects reformation tower gas access, and described reformation tower gas outlet connects conversion tower gas access, described conversion tower gas outlet
Connect decarbonization device gas access, described decarbonization device gas outlet connects described gas-based shaft kiln gas access.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106085481A (en) * | 2016-08-11 | 2016-11-09 | 北京神雾环境能源科技集团股份有限公司 | A kind of pyrolysis of coal reactor and gas-based shaft kiln combined system and the method for process coal |
-
2016
- 2016-08-11 CN CN201620868872.4U patent/CN205933753U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106085481A (en) * | 2016-08-11 | 2016-11-09 | 北京神雾环境能源科技集团股份有限公司 | A kind of pyrolysis of coal reactor and gas-based shaft kiln combined system and the method for process coal |
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