CN107557038A - The copyrolysis method and pyrolytic reaction system of a kind of coal and sticky carbonaceous material - Google Patents
The copyrolysis method and pyrolytic reaction system of a kind of coal and sticky carbonaceous material Download PDFInfo
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- CN107557038A CN107557038A CN201610511647.XA CN201610511647A CN107557038A CN 107557038 A CN107557038 A CN 107557038A CN 201610511647 A CN201610511647 A CN 201610511647A CN 107557038 A CN107557038 A CN 107557038A
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Abstract
The present invention relates to pyrolysis of coal field, the copyrolysis method and pyrolytic reaction system, this method for disclosing a kind of coal and sticky carbonaceous material include：(1) dry coal is carried out into first with sticky carbonaceous material to mix, obtains pyrolysis feed；(2) pyrolysis feed is carried out into second with solid thermal carriers to mix, gained mixture is reached pyrolysis temperature, and carry out pyrolytic reaction, obtain pyrolysis gas and semicoke solid；(3) at least partly described semicoke is heated to be used as solid thermal carriers；Second is blended in pyrolysis premixed device and carries out, and pyrolysis premixed device includes being arranged on premix conveying worm in closed mixing tank for coating colors, and pyrolysis feed and solid thermal carriers are mixed and from the discharging opening output gained mixtures of the other end by premix conveying worm.By using method of the invention, it is possible to causing coal and sticky carbonaceous material under not occluding device, to be successfully delivered in pyrolysis apparatus and carry out copyrolysis, made full use of so as to realize to low-order coal and sticky carbonaceous material.
Description
Technical field
The present invention relates to pyrolysis of coal field, in particular it relates to the copyrolysis method and heat of a kind of coal and sticky carbonaceous material
Solve reaction system.
Background technology
The country possesses a large amount of cheap broken coal resources at present, it would be highly desirable to high-efficiency cleaning trans-utilization, although having carried out both at home and abroad
Considerable broken coal Study on Pyrolysis development, the commercial technologies of maturation are there is no so far.Broken coal pyrolytic technique is with solid thermal
Based on carrier technique, use moving bed or fluidized-bed process more.
Also, the liquefied residue for accounting for the weight % of liquefaction feed coal total amount 30 or so, liquid can be produced during DCL/Direct coal liquefaction
The utilization for changing residue directly influences the integrality and economy of direct coal liquefaction process, is that direct coal liquefaction process must solve
Key issue.
CN101608125A provides a kind of method for upgrading coal pyrolysis, and this method comprises the following steps：By granularity≤30mm
Feed coal be sent into rotary dryer in, make itself and hot flue gases current contacting, direct heat transfer；At the same time, the feed coal
In rotary dryer with the hot semicoke indirect heat exchange from pyrolysis apparatus, so as to realize the drying of feed coal；Dried raw material
Coal is sent into pyrolysis apparatus after being mixed with the high-temperature semi-coke from heating rotary kiln, and the coal charge and high-temperature semi-coke direct heat transfer are concurrent
Heat solution, generates hot semicoke, tar steam and coal gas, and final pyrolysis temperature is 500~700 DEG C；The hot semicoke generated is at least
Part delivers to heating rotary kiln and carries out heating treatment, and remaining hot semicoke delivers to rotary dryer and is used to change indirectly with feed coal
Heat, the pyrolysis apparatus are moving bed pyrolysis device.The mixed gas of described tar steam and coal gas is sent into combination particle dedusting
Dedusting is carried out in device, and controls dedusting temperature, the tar steam in coal gas is not condensed；Described combination particle dust arrester
Mainly it is made up of cyclone dust collectors and filter collector, wherein the cyclone dust collectors are single-stage or two-stage series connection, the filtering
Deduster includes a housing, is provided with hot semicoke bed in the housing, the housing provided with gas entry and gas exit and
Hot semicoke entrance and the outlet of hot semicoke, the outlet of the cyclone dust collectors is connected with the filter collector entrance, and except
During dirt, the combination particle dust arrester control is in the uncondensable hot state environment of tar steam is made.Although this method energy
Enough so that coal preferably realizes pyrolysis, but this method is unable to pyrolysis processing viscosity carbonaceous material, such as cannot be used for pyrolytic behavior
Change residue, reason is：As liquefied residue directly is sent into pyrolysis apparatus by solid material conveying device, liquefied residue enters heat
Reunion is lumpd after solving device, equipment can be caused to block, make liquefied residue inlet temperature higher additionally, due to heat transfer, liquefaction is residual
Slag will cause charging aperture to block after bonding reunion.
CN104152162A provides a kind of broken coal pyrolysis production semicoke, the method for burnt oil and gas, and this method includes：
Under drying condition, the feed coal that granularity is below 25mm is dried, obtains moisture-free coal, drier used is rotary kiln drying
Device；Under pyrolytic conditions, by the moisture-free coal and semicoke heat carrier, directly contact is pyrolyzed, and in described in pyrolysis system
In pyrolysis system, solid product caused by pyrolysis is directly sieved to obtain small grain size heat half without any type of cooling
Burnt, the big hot semicoke of granularity, in high temperature thermal field caused by the solid product, gaseous products removing dust caused by pyrolysis is obtained
The pyrolysis gas of purification, the pyrolysis apparatus form in the pyrolysis system is rotary kiln pyrogenation device；Wherein, the hot semicoke of the small grain size enters
Row cooling obtains semicoke；The semicoke heat carrier is by being heated to obtain the big hot semicoke of granularity；Bar is reclaimed in tar
Under part, the pyrolysis gas of the purification is subjected to condensation separation and obtains coal gas and tar.The rotation that pyrolysis gas is set in pyrolysis system
In the presence of wind separator, it is ensured that pyrolysis gas carries out dedusting under the high temperature thermal field that hot semicoke provides, only effectively unreal
Existing dedusting, the particle in pyrolysis gas is reclaimed with the hot semicoke of small grain size together as semicoke product, improves semi-coke yield；And avoid
Tar condensing in pyrolysis gas, it is possible to reduce the blocking to pipeline, be advantageous to the long-term operation of device, also improve simultaneously
The yield and quality of tar product.Although this method enables to coal preferably to realize pyrolysis, this method can not be pyrolyzed place
Sticky carbonaceous material is managed, such as cannot be used for pyrolysis liquefaction residue, reason is：As liquefied residue directly is passed through into solid material
Conveying device is sent into pyrolysis apparatus, and reunion is lumpd, equipment can be caused to block, be passed additionally, due to heat by liquefied residue after entering pyrolysis apparatus
Leading makes liquefied residue inlet temperature higher, and liquefied residue will cause charging aperture to block after bonding reunion.
The content of the invention
The purpose of the present invention is to be difficult to for pyrolytic process of coal of the prior art to sticky carbonaceous material such as liquid
The defects of changing residue pyrolysis, there is provided the copyrolysis method and pyrolytic reaction system of a kind of coal and sticky carbonaceous material.
To achieve these goals, the present invention provides a kind of copyrolysis method of coal and sticky carbonaceous material, this method bag
Include：
(1) dry coal is carried out into first with sticky carbonaceous material to mix, obtains the pyrolysis feed that temperature is less than 130 DEG C；
(2) pyrolysis feed is carried out into second with solid thermal carriers to mix, gained mixture is reached pyrolysis temperature, with
Promote pyrolysis feed to carry out pyrolytic reaction in pyrolysis reactor, obtain pyrolysis gas and semicoke solid；
(3) semicoke resulting at least part step (2) is heated, to be used as the solid in step (2)
Heat carrier；
Wherein, described second it is blended in pyrolysis premixed device and carries out, the pyrolysis premixed device includes closed mixing tank for coating colors and setting
The premix conveying worm in closed mixing tank for coating colors is put, the premix conveying worm will enter from one end of the closed mixing tank for coating colors
Mixture obtained by pyrolysis feed and the solid thermal carriers mixing entered and the discharging opening output from the other end.
Implement above-mentioned coal and the pyrolytic reaction system of the copyrolysis method of sticky carbonaceous material present invention also offers a kind of,
Including：Material premixed device, pyrolysis premixed device, pyrolysis reactor, material containing tank, streams closed induction system and the solid thermal carriers
Heating kiln；Wherein, the material premixed device is used to mix dry coal with sticky carbonaceous material progress first, forms temperature as 130
Pyrolysis feed below DEG C；The pyrolysis reactor is used to the mixture of the second mixing gained being pyrolyzed；The material containing tank
For containing caused at least part semicoke in pyrolysis reactor, and by the streams closed induction system by the material containing tank
In at least part semicoke solid deliver in the solid thermal carriers heating kiln and heated.
By using the inventive method, coal, particularly low-order coal and sticky carbonaceous material (such as liquefied residue) can be made
It is being well mixed with conditions of not occluding device, can be successfully delivered in pyrolysis apparatus and carry out copyrolysis, so as to realize to low
Rank coal makes full use of with sticky carbonaceous material, obtain the commercially valuable and semicoke product of industrial value, coal gas product and
Tar product.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation according to the streams closed induction system of the preferred embodiment of the present invention；
Fig. 2 is the structural representation of the sealing docking facilities shown in Fig. 1, between sealing butt tube and material containing tank therein
In being disconnected state；
Fig. 3 is similar with Fig. 2, and difference is to seal water-stop between butt tube and material containing tank and connected；
Fig. 4 is the front view of the material containing tank shown in Fig. 1；
Fig. 5 is the top view of material containing tank, and rail structure is embraced which show vertical lift wheel group；
Fig. 6 and Fig. 7 is the side view of material containing tank, and wherein Fig. 7 shows the deadweight sealing valve of material containing pot bottom；
Fig. 8 is the front view of the bottom driving shown in Fig. 1；
Fig. 9 is the top view of bottom driving；
Figure 10 is the structural representation of the bottom movement guide rail shown in Fig. 1；
Figure 11 is the structural representation of the lifting fluctuating orbit and boom hoisting shown in Fig. 1；
Figure 12 is Figure 11 side view；
Figure 13 is the mounting structure schematic diagram of fixed fluctuating orbit；
Figure 14 is the structural representation of the vertical channel stage+module framework shown in Figure 13；
Figure 15 is the structural representation of the sealing device for discharging shown in Fig. 1；
Figure 16 is the top view of sealing device for discharging；
Figure 17 is the schematic diagram according to the pyrolytic reaction system of the preferred embodiment of the present invention；
Figure 18 is the structural representation according to the pyrolytic reaction system of the preferred embodiment of the present invention；
Figure 19 is the end view of the pyrolysis premixed device in Figure 18, wherein for clarity, eliminating the end cap blocked；
Figure 20 is the internal structure schematic diagram of the pyrolysis premixed device shown in Figure 19；
Figure 21 is the structural representation of the pyrolysis reactor and meausring apparatus part in Figure 18；
Figure 22 is the structural representation of the particle dust-collecting equipment part in Figure 18；
Figure 23 is the structural representation of the drier in Figure 18；
Figure 24 is the structural representation of the material premixed device in Figure 18.
Figure 25 is the pyrolytic reaction system according to a kind of preferred embodiment of the present invention.
Description of reference numerals
Description of reference numerals
The solid thermal carriers buffer bin of 1 solid thermal carriers heating kiln 2
The 3 pyrolysis meausring apparatuses of premixed device 4
The feeding spiral conveyer of 5 particle dust-collecting equipment 6
The 7 premix material premixed devices of feed valve 8
The coal surge bunker of 9 coal feed valve 10
11 driers
31 closed mixing tank for coating colors 32 premix conveying worm
The gas access of 33 sealing shell body 51
The top porcelain ball entrance of 52 gas vent 53
54 bottom porcelain balls export 55 porcelain balls
The bottom discharge pipeline section of 81 top mixing section 82
The 100 sealing material containing tanks of docking facilities 200
300 bottoms, 400 bottom movement guide rails of driving
500 lifting fluctuating orbit 600 top layer drivings
700 top layer movement guide rails 800 seal device for discharging
The pyrolysis reactor of 900 refeed line 1000
The material storage tank of 1100 floor levels 1200
The cover body of 101 side wall 102
The rotary-tray of 103 dryer feed pipe 104
The wind mixed chamber of 105 wind mixed chamber's air inlet pipe 106
The 107 flat deflectors of coal plate 108
The 110 sealing butt tube push-pull valves of butt tube 120
The lift drive mechanism of 130 guide-localization wheel group 140
The overfall of 111 tank outer tube 112
The displacement gas outlet of 113 water inlet 114
115 displacement gas are blown into 116 radially connected plate of pipe
117 annular insertion pipes
210 tank bodies 220 are vertically moved up or down wheel group
The charging aperture valve actuator of 230 charging aperture valve 240
The charging aperture valve motor of 250 tank body counterweight 260
The tank body discharge port of 211 tank body charging aperture 212
The 213 sealing pull bars of valve plate 214
The body peripheral wall of 215 ring conical plate 216
The locating wheel of 217 breather valve 221 first
The road wheel of 222 second locating wheel 223
The urgent discharge pipe of the material of 310 car body 320
The vehicle-mounted motor of bottom of 330 bottom vehicle-mounted lifting track 340
The material containing tank discharge of 311 material containing tank supporting part 312
313 unload the location sealing annular groove of material through hole 314
315 radial struts
The service cable of 410 reel installation frame 420
The cable counterweight of 430 cable drum 440
The carrying cable of 450 traction electric machine 460
510 fix the lifting position monitoring device of fluctuating orbit 520
530 vertical channel stage+module frameworks
The hoisting wirerope of 610 crane lifting motor 620
The gantry hook of 630 gantry hook hanging wheel 640
650 gantry hooks link up with 660 gantry hook side guide wheels
The vehicle-mounted top layer vehicle-mounted lifting track of motor 680 of 670 top layers
The circular cone inner ring surface mixer element of 801 male cone (strobilus masculinus) mixer element 802
The blowpit of 810 annular brace seat 820
830 blowpit shell bodies
The lip ring of 811 annular seal groove 812
The displacement gas of 831 displacement gas entrance 832 exports
The discharging push-pull valve of 840 guide runner 850
The pyrolysis apparatus feed pipe of 1001 pyrolysis gas outlet 1002
1003 batch mixing plates
12 condensing units.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The present invention provides a kind of copyrolysis method of coal and sticky carbonaceous material, and this method includes：
(1) dry coal is carried out into first with sticky carbonaceous material to mix, obtains the pyrolysis feed that temperature is less than 130 DEG C；
(2) pyrolysis feed is carried out into second with solid thermal carriers to mix, gained mixture is reached pyrolysis temperature, with
Promote pyrolysis feed to carry out pyrolytic reaction in pyrolysis reactor, obtain pyrolysis gas and semicoke；
(3) semicoke resulting at least part step (2) is heated, to be used as the solid in step (2)
Heat carrier；
Wherein, described second be blended in pyrolysis premixed device 3 in carry out, it is described pyrolysis premixed device 3 include closed mixing tank for coating colors 31
With the premix conveying worm 32 being arranged in closed mixing tank for coating colors 31, the premix conveying worm 32 will be from the closed batch mixing
Mixture obtained by pyrolysis feed and the solid thermal carriers mixing that one end of groove 31 enters and the discharging opening output from the other end.
As shown in figure 25, above-mentioned coal and the heat of the copyrolysis method of sticky carbonaceous material are implemented present invention also offers a kind of
Reaction system is solved, including：Material premixed device 8, the pyrolysis premixed device 3, pyrolysis reactor 1000, material containing tank 200, streams closed
Induction system and solid thermal carriers heating kiln 1；
Wherein, the material premixed device 8 is used to mix dry coal with sticky carbonaceous material progress first, and forming temperature is
Less than 130 DEG C of pyrolysis feed；
The pyrolysis reactor 1000 is used to the mixture of the second mixing gained being pyrolyzed；
The material containing tank 200 is used to contain caused at least part semicoke in pyrolysis reactor 1000, and passes through the thing
Material closed conveying system delivers at least part semicoke solid in the material containing tank 200 in the solid thermal carriers heating kiln 1
Heated.
Comprehensive description will be carried out to above-mentioned the copyrolysis method and pyrolytic reaction system of the present invention below, it should be understood that
It is that these features can also be belonging respectively to above-mentioned copyrolysis method and pyrolytic reaction system.
According to the present invention, in step (1), by the way that dry coal is mixed with sticky carbonaceous material, temperature is obtained as 130 DEG C
Following pyrolysis feed, sticky carbonaceous material is enabled to be mixed in dry coal, so as to avoid sticky carbonaceous material to rear
The felt jam of the high temperature position of the device used in continuous pyrolysis step, and it is also possible that sticky carbonaceous material more for ease of
Conveying, while also ensure that dry coal is well mixed with sticky carbonaceous material.Wherein it is preferred to temperature can be used to be less than 130 DEG C
Dry coal, it can be obtained with this area conventional method, such as coal raw material can be sent in drying device and be dried, and
The temperature that last gained dry coal is controlled in drying process is less than 130 DEG C.It is highly preferred that the pyrolytic reaction system is further wrapped
Include：Drier 11 obtains the dry coal that temperature is less than 130 DEG C for moisture-free coal.
According to the present invention, coal can be dried by the way of this area is conventional in the drier 11, in order to
It can substantially more realize and the thermal decomposition product of coal and sticky carbonaceous material is utilized, it is preferable that the solid thermal carriers
Heating kiln 1 is connected with the drier 11 so that high-temperature flue gas caused by the solid thermal carriers heating kiln 1 is passed into described dry
For moisture-free coal in dry device 11.It is highly preferred that by caused dry tail gas part circulation in the drier 11 with it is described solid
Entered back into after the high-temperature flue gas mixing that body heat carrier heating kiln 1 is passed through and be used for moisture-free coal in the drier 11, one in addition
Divide dry tail gas to be vented, by such mode, the discharge capacity of tail gas can be reduced, reduce pollution.
According to the present invention, had no especially for high-temperature flue gas or high-temperature flue gas and the temperature of the combination of partially dried tail gas
Restriction, as long as the required dry coal of the present invention can be obtained, in order to be carried out continuously to coal and sticky carbonaceous material
Processing, is continuously handled for example with the device shown in Figure 25, it is preferable that high-temperature flue gas or high-temperature flue gas and part are dry
The temperature of the combination of dry tail gas make it that the temperature of the coal after directing contact with is less than 130 DEG C, dried without causing
Further cooling can be only achieved the limit temperature to coal.
According to the present invention, various coals well known in the art can be used for dry feed coal, but the side of the present invention
Copyrolysis of the method especially suitable for low-order coal and sticky carbonaceous material, feed coal such as can be jet coal, lignite in one
Kind is a variety of, and particularly granularity is below 30mm broken coal.
In the case of, according to the invention it is preferred to, in step (1), the water content of the dry coal for below 10 weight % (more preferably
For below 5 weight %), granularity is below 30mm.It is highly preferred that in step (1), the temperature of the dry coal is 100-130 DEG C, excellent
Elect 105-125 DEG C as.
According to the present invention, the sticky carbonaceous material can be the various with certain viscosity and containing carbon of this area
Various materials, method of the invention is particularly suitable for liquefied residue caused by coal liquefaction processing.Wherein, the liquefied residue is one
Kind high-carbon, high ash, the material of high-sulfur, are mainly made up of inanimate matter and organic matter two parts, and organic matter includes liquefaction heavy oil, pitch
Class material and unconverted coal (refer to bark the organic matter muttered insoluble in tetrahydrochysene in residue), inorganic matter (commonly referred to as ash content)
Including the mineral matter in coal and additional catalyst.Wherein, the liquefaction heavy oil in organic species and bitumen account for liquid
Change the 40-60 weight % of residue total amount, unconverted coal accounts for the 20-40 weight % of liquefied residue total amount, and ash content accounts for liquefying residual
10-30 weight % of slag total amount or so.
According to the present invention, as shown in figure 25, gained dry coal in drier 11 can be passed directly in material premixed device 8
And the sticky carbonaceous material with being passed into the device carries out first and mixed, to obtain pyrolysis feed.First mixed by this, can
To enable the sticky carbonaceous material that there is higher tack in a heated state successfully to proceed in the device of copyrolysis, and
Anchoring effect will not be produced in subsequent treatment.
In the case of, according to the invention it is preferred to, in step (1), the sticky carbonaceous material is liquid caused by coal liquefaction processing
Change residue；The dry coal and the weight ratio of the dosage of sticky carbonaceous material are 200-1000：100, preferably 250-800：100.
Using the preferable mode, the material of more conducively copyrolysis can be obtained, and is more suitable for the conveying of sticky carbonaceous material.
According to the present invention, in step (2), the pyrolysis feed is carried out second with solid thermal carriers and mixed, and by gained
Mixture is pyrolyzed, you can obtains pyrolysis gas and semicoke solid.Wherein, described second be blended in pyrolysis premixed device 3 in carry out,
The pyrolysis premixed device 3 includes the premix conveying worm 32 being arranged in closed mixing tank for coating colors 31, the premix conveying worm
The pyrolysis feed and solid thermal carriers that enter from one end of the closed mixing tank for coating colors 31 are mixed and are delivered to going out for the other end by 32
Material mouth, the pyrolysis is carried out to deliver to.Wherein, second mixing further can be carried out pyrolysis feed scattered dilute
Release so that more abundant can be pyrolyzed in pyrolysis with quick, and after second mixing, the mixture of gained is more sharp
In conveying, and will not blocking device and pipeline in the case of using the pyrolysis premixed device 3.Under preferable case, step (2)
In, the weight ratio of the dosage of the pyrolysis feed and solid thermal carriers is 100：200-800, more preferably 100：400-600.
In the case of, according to the invention it is preferred to, the temperature of the solid thermal carriers is 750-850 DEG C.Because the solid thermal carries
Body has higher temperature, it is therefore preferable that the residence time of second mixing is shorter, such as in step (2), second mixing
Time be below 5min, preferably below 1min.It can so avoid the second mixed material that unnecessary pyrolysis occurs.
According to the present invention, the mixture of the second mixing is pyrolyzed, you can realization is total to coal and sticky carbonaceous material
Pyrolysis, and obtain pyrolysis gas and semicoke solid.Under preferable case, the condition of the pyrolysis includes：Temperature is 550-650 DEG C, when
Between be 15-40min.For the embodiment carried out using device as shown in Figure 1, pyrolysis time here is appreciated that
For the residence time of the material in pyrolysis reactor.Using rotating disk pyrolysis apparatus as pyrolysis reactor 1000 of the invention with all
More advantages, such as including：Material to be pyrolyzed can with the rotation of rotating disk in the presence of rotating disk pyrolysis apparatus inner member uniformly
Mixing, fast pyrogenation；Because the thickness of feed layer in rotating disk pyrolysis apparatus is thin, pyrolysis gas is not needed guiding through such as moving bed or fixed-bed pyrolysis
Thick bed as device, reduces the secondary pyrolysis of tar, and tar yield is high；The pyrolysis apparatus can be sealed using water seal,
Avoid the problem of being not easy to seal of the pyrolysis apparatus such as rotary structure；Material to be pyrolyzed is pyrolyzed in dobbin and rotating disk
Motion in device almost can be considered static relative to the rotation of rotating disk, therefore smaller for the breaking and Dusting degree of material, reduce
Dust yield, reduce the load of dust pelletizing system.
According to the present invention, this method may further include：After pyrolysis gas obtained by step (2) is carried out into dedusting, then enter
Row condensation, with isolated coal gas and tar.As shown in figure 25, the pyrolytic reaction system can further include：Particle
Dust arrester 5 and condensing unit 12 so that caused pyrolysis gas is passed into particle dust-collecting equipment 5 in the pyrolysis reactor 1000
Middle carry out dedusting, is then passed into condensing unit 12 and is condensed, with isolated coal gas and tar again.In order to cause
Tar steam is not condensed, it is necessary to control the temperature of the inner filter media in the particle dust-collecting equipment 5, such as cause interior filtering to be situated between
The temperature of matter is 400-600 DEG C, consistent or slightly higher preferably with the temperature of pyrolysis gas.
Pyrolysis gas after the dedusting of particle dust-collecting equipment 5 is passed into condensing unit 12, you can by condense come pair
Pyrolysis gas is separated, and obtains coal gas and tar.Wherein, to the condensing unit 12, there is no particular limitation, can use this
The conventional condensing unit for being used to condense pyrolysis gas separation coal gas and tar in field.
According to the present invention, at least partly described semicoke solid is heated to be used as consolidating in step (2) in step (3)
Body heat carrier, so that coal can be returned directly in the method with the semicoke solid obtained by sticky carbonaceous material copyrolysis
With.It is as shown in figure 25, at least part semicoke solid of gained will be pyrolyzed from the pyrolysis reactor 1000 using material containing tank 200
It is middle to take out and deliver in the solid thermal carriers heating kiln 1 and heated.Under preferable case, the material containing tank 200 be arranged to
At least part semicoke solid for being pyrolyzed gained is taken out and delivered to from the pyrolysis reactor 1000 with the mode of air exclusion
In the solid thermal carriers heating kiln 1.High-temperature semi-coke and air exclusion in lifting process can so be caused, avoid high temperature
Semicoke meets air burning blast.
According to the present invention, the solid thermal carriers heating kiln 1 obtains high-temperature flue gas using fuel and air burning first, and
The high-temperature flue gas is contacted with semicoke and obtains high-temperature semi-coke to heat semicoke, so as to obtain the high-temperature flue gas that temperature decreases,
As described above, can be using the high-temperature flue gas come the coal in heat drier 11, and can further use the part
High-temperature flue gas is used in pyrolysis reactor 1000 think that pyrolytic process improves heat.
By using the method for the present invention, when particularly being carried out in the pyrolytic reaction system shown in Figure 25, enable to
Coal, particularly low-order coal carry out copyrolysis with sticky carbonaceous material (such as liquefied residue), so as to realize to low-order coal and viscosity
Carbonaceous material makes full use of, and obtains commercially valuable and the semicoke product of industrial value, coal gas product and tar product.
For high temperature (such as between 300 DEG C~1000 DEG C) solid carbonaceous material, due to being often accompanied by inflammable, explosive, poisonous gas
The precipitation of body, thus its conveying equipment many-side all to heat-resisting quantity, air-tightness, security and stability etc. has high requirement.This
Invention provides a kind of streams closed induction system hereby, for realizing the closed defeated of material between feed points and emptying point
Send.As shown in figure 1, the streams closed induction system includes material containing tank 200, sealing docking facilities 100 and lifting movement frock,
Feed points, material containing tank 200 can be tightly connected to receive material and be sealed in material containing tank 200 with sealing docking facilities 100
Interior, lifting movement frock is used to lifting material containing tank 200, and material containing tank are translated and/or lifted between feed points and emptying point
200 can realize sealing discharging in emptying point.
In the present invention, to realize whole sealing, the convenient conveying of high-temperature material, the temporary dress of sealing for high-temperature material
Put the docking, charging discharging sealing and flexible lifting movement frock knot in (i.e. material containing tank 200), feed points and emptying point
Structure is specifically designed.
Each funtion part is illustrated respectively below.
Lift movement frock
It is different from traditional resistant to elevated temperatures casting chain elevator, the lifting movement work in streams closed induction system of the invention
Dress employs the driving walked on guide rail, and material containing tank 200 is equipped in driving, thus it is easy to operate, it is not easy to overload, wears
It is small.Compared to casting chain elevator for, high-temperature material isolation is stored in material containing tank 200, between guide rail also by driving every
Open, small, no generation disaster hidden-trouble is influenceed on the temperature of conveying equipment.
In the present embodiment, as shown in figure 1, lifting movement frock include bottom driving 300, bottom movement guide rail 400,
Top layer driving 600 and top layer movement guide rail 700, bottom driving 300 can carry material containing tank 200 and be moved along bottom movement guide rail 400
It is dynamic, boom hoisting is installed, top layer driving 600 can lift by crane material containing by boom hoisting in Hoisting Position in top layer driving 600
Tank 200, and drive the material containing tank 200 to be moved along top layer movement guide rail 700.Wherein, material containing tank 200 is in bottom movement guide rail 400
Horizontal feed is realized with top layer movement guide rail 700, vertical transport is realized by boom hoisting.Preferably, bottom movement guide rail
400th, top layer movement guide rail 700 and the short transverse of lifting are scattered in three-dimensional, you can realize the optional position of material containing tank 200
Convenient conveying.
Specifically, movement guide rail is horizontal-extending, can use with railway traffic track identical one side double track form, with keep
The stationarity moved horizontally, but bottom movement guide rail 400 is different with the track width of top layer movement guide rail 700.Bottom movement is led
The respective both ends of rail 400 and top layer movement guide rail 700 are equipped with baffle plate, to prevent from moving horizontally and enhancing action excess.Guide rail
On can be disposed with some limit sensors, such as multiple lifting position monitoring devices 520 shown in Figure 12, to monitor moving of car
State.
To keep the stability of vertical lifting, as illustrated in figures 11 and 13, lifting movement frock is additionally included in Hoisting Position
The fixation fluctuating orbit 510 of fixed setting.The bottom vehicle-mounted lifting track 330 upwardly extended is also equipped with bottom driving 300,
The top layer vehicle-mounted lifting track 680 extended downwardly is installed in top layer driving 600, pacified in the side wall of the material containing tank 200 shown in Fig. 4
Equipped with vertical lift wheel group 220.So, in the Hoisting Position shown in Figure 11, top layer vehicle-mounted lifting track 680, fixed lift rail
Road 510 and bottom vehicle-mounted lifting track 330 can dock successively lifts fluctuating orbit 500 to be formed, and boom hoisting can pull load
Batch can 200 is to drive vertical lift wheel group 220 along the lifting lifting moving of fluctuating orbit 500, so as to realize the vertical of material containing tank 200
Conveying.Wherein, can be locked by position between the driving of top layer and bottom and guide rail, reach top layer vehicle-mounted lifting track 680,
The alignment effect of fixed fluctuating orbit 510 and bottom vehicle-mounted lifting track 330.
Lifting fluctuating orbit 500 as vertical channel preferably uses two-sided monorail fashion, i.e., in bottom movement guide rail 400
Or two relative planes of the both lateral sides of top layer movement guide rail 700 respectively arrange a single track.Correspondingly, the both sides of material containing tank 200
Also it is equipped with vertical lift wheel group 220.In addition, can equally be disposed with some limit sensors etc. on monorail track, carried with monitoring
The motion state of batch can 200.
Set by the guide rail of the both sides of material containing tank 200, stability of the material containing tank 200 in lifting can be lifted.Further,
" wheel track is embraced " can be also formed between guide rail and guide wheel hugs formula design, is lifted with farthest improving material containing tank 200
When stationarity.
Referring to Fig. 5, the vertical lift wheel group 220 in the side wall of material containing tank 200 is designed at least as including road wheel 223, first
The locating wheel 222 of locating wheel 221 and second, lifting fluctuating orbit (Fig. 5 is the part of bottom vehicle-mounted lifting track 330) is slide rail, OK
Slide rail surface can be walked in by walking wheel 223, and the first locating wheel 221 and the second locating wheel 222 can be distinguished under certain tensioning
The both sides side of slide rail is hugged, so as to form " wheel embraces rail " formula structure.Similarly, it can also be chute to lift fluctuating orbit, then the
One locating wheel 221 and the second locating wheel 222 can be pressed against in the both sides side wall of chute respectively under some tension, form " rail armful
Wheel " formula structure.Swing of the material containing tank 200 during lifting can so be avoided.
Preferably, wheel group 220 is vertically moved up or down to be retractably installed in the side wall of material containing tank 200.Ability can be used herein
Expanding pulley known to field technique personnel designs so that vertical lift wheel group 220 is vertically moved up or down wheel group when Hoisting Position stretches out
220 can engage and be formed and be slidably matched with lifting fluctuating orbit 500, and in non-Hoisting Position, vertical lift wheel group 220 can be in retraction
State, vertical lift wheel group 220 are spaced away from lifting fluctuating orbit 500.Further, wheel group 220 is vertically moved up or down may also include
Lifting wheel locking mechanism (not shown), the lifting wheel locking mechanism can be in the stretching states of vertical lift wheel group 220 (shown in Fig. 5)
First locating wheel 221 and the second locating wheel 222 are locked on lifting fluctuating orbit 500.Certainly, those skilled in the art can
Understand, vertical lift wheel group 220 is also not necessarily limited to expanding pulley design, can also be designed using such as elastic wheel, by vertically rising
The elastic force of drop wheel group 220 is realized and the holding of guide rail or contacts avoidance.
In addition, in Hoisting Position, top layer vehicle-mounted lifting track 680, fixed fluctuating orbit 510 and bottom vehicle-mounted lifting track
330 is vertically aligned and dock successively, so as to realize that the lifting of vertical direction is drawn high.Certainly, can also use skewed
Fluctuating orbit 500 is lifted, to realize that inclination is drawn high.When material containing tank 200 is pulled up in top layer driving 600, top layer row can be passed through
Material containing tank 200 is locked in top layer driving 600 by the material containing tank locking mechanism on car 600.This material containing tank locking mechanism can be with
It is including latch and pin-and-hole such as common detent configuration, one of latch and pin-and-hole are arranged on top layer driving 600, separately
One is arranged on material containing tank 200, and in top layer Hoisting Position, material containing tank 200 can be locked in top layer by material containing tank locking mechanism
In driving 600.Top layer driving 600 can be followed to move horizontally after material containing tank 200 is locked.
In the present embodiment, because the hoisting weight of material containing tank 200 is larger and requires steady lifting, thus gantry is used
Hang structure.As shown in figure 11, the boom hoisting includes the crane lifting motor 610 and hoist engine being arranged in top layer driving 600
Structure, hoisting wirerope 620 is wound with hoisting mechanism and hangs material containing tank 200 to draw.Boom hoisting includes gantry hook 640, the gantry
Hook 640 includes gantry hook body, and the top of the gantry hook body is provided with the multiple gantry hook hanging wheels being connected with hoisting wirerope 620
630, the bottom of gantry hook body is connected with the gantry hook hook 650 that material containing tank 200 is hung for drawing.In Figure 11 and Figure 12, lead to
Material containing tank 200 can steadily be lifted by crane by crossing two gantry hook hooks 650.Wherein, the pulling force of gantry hook hook 650 also acts on material containing tank
The sealing damper 213 of 200 bottoms, to keep sealing of the material containing tank 200 in lifting, will specifically it address below.Further,
The both ends of gantry hook body are additionally provided with gantry hook side guide wheel 660, and in lifting, gantry hook side guide wheel 660 can be along lifting lift rail
The lifting moving of road 500, to keep the lifting of straddle truck steady.
The lifting movement frock of the present invention can be arranged in the multilayer floor levels 1100 being vertically spaced, such as Figure 13
It is shown, sequentially pass through each layer along vertical channel formed with vertical channel, lifting fluctuating orbit 500 between multilayer floor levels 1100
Floor levels 1100, and can be pacified by the vertical channel stage+module framework 530 on each layer floor levels 1100 shown in Figure 14
Dress is fixed.Each layer floor levels 1100 not only act as installation fixation, also facilitate maintenance and the failure of lifting movement frock
The operation such as exclusion.When in the pyrolytic process applied to coal chemical technology, because the size of the equipment such as pyrolysis oven is big, thus material containing
The horizontal and vertical moving range of tank 200 is larger, such as the vertical height for lifting fluctuating orbit 500 in present embodiment is not
Less than 30m, thus it is more suitable using boom hoisting.
Return in bottom movement guide rail 400 and top layer movement guide rail 700, the driving of the two has similar with guide rail structure
Property, illustrated below by taking top layer movement guide rail 700 as an example.Referring to Figure 11, top layer movement guide rail 700 includes passing through I-steel branch
Support and laterally spaced left track and right track, top layer driving 600 include the left wheel installed in vehicle bottom and right roller, top
Layer driving 600 is walked in corresponding left track and right track respectively by left wheel and right roller.Two top layer vehicle-mounted liftings
Track 680 is respectively and fixedly installed to the left and right sides of top layer driving 600 and extended downwardly between left track and right track, material containing
Vertical lift wheel group 220 in the left and right sidewall of tank 200 can slide along the top layer vehicle-mounted lifting track 680 of both sides respectively.
As shown in figure 12, the vehicle-mounted motor 670 of top layer of driving walking, the top layer are also equipped with top layer driving 600
Vehicle-mounted motor 670 drives top layer driving 600 along top layer movement guide rail 700 in (the sealing discharging in Fig. 1 of top layer discharge position
The surface of device 800) moved between top layer Hoisting Position (position of lifting fluctuating orbit 500 shown in Fig. 1).
It is, for example, less than 10m because the length of top layer movement guide rail 700 is shorter, thus its wire laying mode is simple.It can fix and set
Cable drum is put, service cable, service cable and the vehicle-mounted driving electricity of crane lifting motor 610 and top layer are wound with cable drum
Machine 670 is electrically connected.In the present embodiment, the length of bottom movement guide rail 400 is more than 10m, and the driving run thereon can
The vehicle-mounted motor 340 of bottom as shown in Figure 8 drives.As shown in Figure 10, the vehicle-mounted driving of bottom of driving walking can be installed
Motor 340, the centre position of the length direction of bottom movement guide rail 400 are fixedly installed reel installation frame 410, reel peace
Frame up and the cable drum 430 of winding service cable 420 is installed on frame 410, one end and the vehicle-mounted driving of bottom of service cable 420
Motor 340 is connected, and the other end is connected with cable counterweight 440 to tighten between the vehicle-mounted motor 340 of bottom and cable drum 430
The service cable 420 of connection so that in the running of bottom driving 300, service cable 420 is in catenary all the time, and
Do not mop floor, to avoid winding or other machinery interference.
Certainly, lifting movement frock also can otherwise, such as drag chain power supply mode, drag chain (not shown) can connect
To be powered to the vehicle-mounted motor 340 of the bottom between power supply and the vehicle-mounted motor 340 of bottom, moved with regulation driving
Dynamic speed, realize braking etc..Driven a vehicle likewise, being also not necessarily limited to drive by vehicle-mounted motor, as shown in Figure 10, bottom can be passed through
The traction electric machine 450 of the both ends arrangement of layer movement guide rail 400 carries out traction drive, and traction electric machine 450 is drawn by carrying cable 460
The walking of bottom driving 300.
Driven a vehicle in addition, not only material containing tank 200 can be locked in into top layer by material containing tank locking mechanism in lifting movement frock
On 600, multiple locking mechanisms also are provided with each horizontal guide rail and vertical guide rail, driving is locked in the diverse location of guide rail,
Ensure being accurately positioned when realizing charging, discharging or docking, equally can be real by the lock pin or locking bar of electric and pneumatic driving
Now the position of material containing tank 200 is locked, because such a locking mechanism is well known to those skilled in the art, thus it is no longer superfluous herein
State.
Specifically, bottom can be at least locked in driving a vehicle 300 accurate positionings by bottom movement guide rail 400 by locking mechanism
On such as (corresponding with feed points) feed entrance point, (corresponding with emptying point) bottom discharge position, Hoisting Position etc..Entering
Discharge position, the material containing tank 200 supported on material containing tank supporting part 311 can dock charging with sealing docking facilities 100, be unloaded in bottom
Discharge position, material containing tank 200 can Dock With Precision Position to realize fixed-point unloading., can also be in top layer discharge position as set forth below
Fixed-point unloading is realized, in feed entrance point or urgent discharge position, unloading under emergency is realized by the urgent discharge pipe 320 of material
Material.
Material containing tank
Fig. 4 to Fig. 7 illustrates the material containing tank 200 according to the present invention.Wherein, the top of the tank body 210 of material containing tank 200 is provided with
Tank body charging aperture 211 is provided with charging aperture valve 230, while the bottom wall of tank body 210 to receive material at the tank body charging aperture 211
On formed with tank body discharge port 212, be provided with sealing the deadweight sealing valve of valve plate 213 at tank body discharge port 212.Tank body 210
Using the heat preserving and insulating material of tolerance high temperature, the high-temp solid material being temporarily stored into tank passes through the closed He of charging aperture valve 230
Sealing valve plate 213 realizes closed conveying.
For ease of carry, lift by crane and dock and specially designed deadweight sealing valve as shown in fig. 7, tank body discharge port 212
The outer peripheral face of internal face and sealing valve plate 213 is formed to the conical seal (contact) face to cooperate, and sealing valve plate 213 can be upper and lower
Move to block or open tank body discharge port 212.It will be appreciated that sealing valve plate 213 may be designed as beating by moving up
Can opening body discharge port 212.But in the present embodiment shown in Fig. 7, the deadweight sealing valve with sealing valve plate 213 preferably designs
For inverted pyramidal structures, i.e. the outer peripheral face of the internal face of tank body discharge port 212 and sealing valve plate 213 is that conial vertex is above
Conical seal (contact) face so that deadweight sealing valve or material Gravitative Loads under, sealing valve plate 213 can move down with open
Tank body discharge port 212.So, in the bearing of material containing tank 200 when in driving, can be supported upwards by the supporting construction in driving close
Seal flashboard 213 so that the self-closed tank body discharge port 212 under the weight of material containing tank 200.When material containing tank 200 departs from driving, if
Sealing damper 213 can not obtain upward support, and sealing damper 213 can drive opening to carry out discharging.
When lifting by crane material containing tank 200, the sealing of material containing tank 200 should be also kept, thus conducts oneself with dignity sealing valve also particularly including draws
Bar 214, the bottom connection sealing valve plate 213 of pull bar 214, top can be connected with the lifting suspension hook of tank body 210 or boom hoisting,
Tank body discharge port 212 is blocked to enable to seal valve plate 213 under upward pulling force effect.
Wherein, the bottom wall around tank body discharge port 212 of tank body 210 is formed as the skew wall that dips down.So that high temperature is consolidated
Body material easily glides in Gravitative Loads and dropped down onto on sealing valve plate 213, without forming accumulation in tank.Due to material containing tank 200
Bottom wall is relatively thin, material containing tank 200 also particularly including ring conical plate 215, the ring conical plate 215 around tank body discharge port 212 with
The bottom wall of tank body 210 is connected, the internal face and sealing valve plate 213 of the inner conical surface of ring conical plate 215 as tank body discharge port 212
Outer peripheral face formed cone match, form longer cone match stroke.To avoid solid accumulation, the circular cone of valve plate 213 is sealed
The angle of the angle of face and horizontal plane and dip down skew wall and horizontal plane is all higher than the angle of repose of the material in material containing tank 200,
During so that sealing damper 213 being opened, the material in tank fully can flow out from tank body discharge port 212.
Tank body 210 also includes body peripheral wall 216, as shown in fig. 7, the bottom periphery of body peripheral wall 216 extends downwardly
To the bottom wall and tank body discharge port 212 for exceeding tank body 210, with the sealing device for discharging or row that can act as sealing margin with dock
The compositions such as car seal.And in the bottom of tank body 210, the bottom surface of the bottom wall of tank body 210 and the internal face of body peripheral wall 216 it
Between space in be additionally provided with filler, to prevent remaining pernicious gas in the space.In course of conveying, high-temp solid material is not
Toxic gas etc. can be produced with can avoiding, be the stable gas pressure in this tank body, release storage can be also provided on material containing tank 200
The storage tank breather valve 217 of gas in tank, as shown in Figure 4.
In addition, charging aperture valve 230 is connected with charging aperture valve actuator 240；One end of bottom movement guide rail 400 is set
There is the feed entrance point immediately below feed points, be fixedly installed charging aperture valve motor 260 at feed entrance point, that is, feed
Mouth valve actuator 240 separates arrangement with charging aperture valve motor 260, to mitigate the weight of material containing tank 200, Er Qiete
It is not designed as：When material containing tank 200 is moved to feed entrance point along bottom movement guide rail 400, bottom driving 300 and material containing tank
200 positions lock, and follow the charging aperture valve actuator 240 that material containing tank 200 moves to be fixedly installed at feed entrance point and this
The motor shaft of charging aperture valve motor 260 form docking, so as to by control driving or automatic driving charging aperture valve
Door 230 is opened, and when material containing tank 200 leaves feed entrance point, charging aperture valve actuator 240 disconnects with motor shaft,
And charging aperture valve 230 can be automatically reset to valve closure state by known elasticity reset device (not shown).So,
Arranged by the power-equipment of the charging aperture valve 230 of material containing tank 200 and the separation of executing agency, not only alleviate tank body weight
Amount, it is also ensured that top sealing when material containing tank 200 conveys.
In addition, to balance the weight in the charging aperture valve actuator 240 of side installation, material containing tank 200 also includes peace
Mounted in the tank body counterweight 250 of opposite side, to keep the center of gravity of tank body placed in the middle.
As shown in Figures 5 to 7, the both sides of material containing tank 200 are also equipped with above-mentioned vertical lift wheel group 220, and its structure is not
Repeat again.
Power-equipment is fixedly installed in different from the material containing tank in casting chain elevator, material containing tank 200 of the invention can be with moving
Power equipment is automatically positioned or separated, sealing when can realize sealing docking when charging and discharging and transport, can be by above-mentioned
Lift movement frock and realize steady conveying.Due to being separated between material containing tank and power-equipment by driving, realize heat-insulated, can load
Material at higher temperature, and be not easy to promote lubricating oil of combustion power-equipment etc..
Bottom is driven a vehicle
For suitable for carry said structure material containing tank 200, as shown in Figure 8 and Figure 9 bottom driving 300 car body 310 on
It is particularly provided with being used to the material containing tank supporting part 311 and material containing tank discharge 312 of positioning support tank body 210, material containing tank supporting part
310 can support deadweight sealing valve to block tank body discharge port 212, formed with unloading material through hole 313 in material containing tank discharge 312,
During so that tank body 210 is supported in material containing tank discharge 312, tank body discharge port 212 aligns with unloading material through hole 313, so as to conduct oneself with dignity
Sealing valve can open tank body discharge port 212 under the Action of Gravity Field of the material in Gravitative Loads or tank body 210.Therefore, can incite somebody to action
Material containing tank 200 is optionally equipped on the diverse location of bottom driving 300, for conveying or discharging.
Wherein it is preferred to the inwall of the deadweight sealing valve, i.e. tank body discharge port 212 using the inverted pyramidal structures shown in Fig. 7
The outer peripheral face of face and sealing valve plate 213 is conial vertex is above and can cooperate conical seal (contact) face, sealing valve
Plate 213 can be moved down to open tank body discharge port 212.Material containing tank supporting part 311 is formed with location sealing annular groove 314, tank
When material containing tank supporting part 311, the bottom periphery of tank body 210 docks the location and installation of body 210 with the sealing of location sealing annular groove 314,
To keep tank body to stablize and strengthen sealed bottom performance.Can the insertion formed with insertion car body 310 in location sealing annular groove 314
Hole, multiple radial struts 315 are installed with to be propped up upwards as supporting construction in the through hole in material containing tank supporting part 311
Support sealing valve plate 213.
Similarly, material containing tank discharge 312 also can be provided with location sealing annular groove 314 to support material containing tank 200 and realize close
Envelope docking.Now, bottom drives a vehicle 300 movements to bottom discharge position, and the bottom of bottom driving 300 can be slided with material storage tank etc.
Sealing docking, the progress discharging of tank body discharge port 212 is opened so as to be controlled by modes such as suspension hook pulling force.Now material containing tank discharging
Aperture in portion 312 as the through hole for unloading material through hole 313 should be greater than the aperture of tank body discharge port 212, to realize complete unloading.
Or the aperture in batch can discharge 312 as the through hole for unloading material through hole 313 can also be more than the external diameter of tank body 210, to cause
The bottom of tank body 210 passes through, so as to be docked with the sealing device for discharging sealing below through hole.Now material containing tank 200 can pass through
The structural supports such as the boss of the periphery of tank body 210 protrusion are on the perisporium of through hole.
In addition, it is tight to be also equipped with material to carry out urgent discharging in the case of emergency or failure, in bottom driving 300
Anxious discharge pipe 320, the top of the urgent discharge pipe 320 of the material can seal in urgent discharge position and sealing docking facilities 100
Connection, by the urgent collection vessel of high-temp solid material dump to lower section.
Preferably, as shown in Figure 8 and Figure 9, the urgent discharge pipe 320 of material, material containing tank supporting part 311 and material containing tank discharge
312 are intervally arranged on the car body 310 of bottom driving 300 along the length direction of bottom movement guide rail 400, in order to which bottom is driven a vehicle
300 operation to each relevant positions are locked, operation.Selectively, streams closed induction system may include to move in bottom
Two bottoms driving 300 of independent operating on guide rail 400 is transported, material containing tank discharge 312 and the urgent discharge pipe 320 of material are arranged on
In one bottom driving 300, material containing tank supporting part 311 is arranged in another bottom driving 300.
Seal device for discharging
The streams closed induction system of the present invention includes being arranged on the sealing device for discharging at emptying point.This sealing discharging dress
Put 800 and carried out adaptability design also according to the above-mentioned structure of material containing tank 200 so that the two can conveniently and efficiently be sealed pair
Connect.
As shown in Figure 15 and Figure 16, the sealing device for discharging in present embodiment includes annular brace seat 810, blowpit
820 and blowpit shell body 830, annular brace seat 810 is arranged on the top of blowpit shell body 830 and around blowpit 820
Top end opening set.Taken a seat for ease of tank body 210 on annular brace seat 810, annular brace seat 810 is provided with multiple guiding
Keeper, the bottom periphery of material containing tank 200 on annular brace seat 810 and can be formed circumferential close by guide-localization part pressure-bearing
Envelope.When tank body 210 is moved to pressure-bearing in the annular brace seat 810 of sealing device for discharging by boom hoisting, by controlling
Device for hoisting can optionally make sealing valve plate 213 block or open tank body discharge port the size of the upward pulling force of pull bar 214
212, such as when 210 complete pressure-bearing of tank body when on annular brace seat 810, can control boom hoisting releasing lever 214 so that it is logical
Cross the sealing damper 213 moved down and open the progress discharging of tank body discharge port 212.
In the illustrated embodiment, guide-localization part is designed as along the circumferentially spaced more of annular brace seat 810
Individual guide runner 840, guide runner 840 have the guiding inclined plane sloped inwardly and downwardly, the bottom periphery energy of material containing tank 200
Enough edge guiding inclined planes are automatically on slid inward to the surface of annular brace seat 810.Guide-localization part can also be along annular
Circumferentially spaced multiple guide grooves of support base 810 or locating dowel etc., guide groove or locating dowel and the bottom pair of material containing tank 200
Locating dowel or guide groove the matching docking that should be set, realize that positioning is docked to coordinate by locating dowel with the post groove of guide groove.
For control blanking, isolation pernicious gas and it is easy to purging etc., the bottom of blowpit 820 is additionally provided with discharging push-pull valve
850.The settable ventilation mouth in the top of discharging push-pull valve 850, before discharging or after discharging, discharging push-pull valve 850 and sealing damper
213 are closed, and inert blowing gas can be carried out into blowpit 820 by the displacement gas port being arranged on blowpit shell body 830
Sweep, in case toxic gas is escaped into external environment, simultaneously because internal system usually inconvenience maintenance, is blown by regular inertia
Sweep, solve the problems, such as internal system measuring cell dust stratification.
Displacement gas port may include displacement gas entrance 831 and displacement gas outlet 832, and the installation site of displacement gas entrance 831 is not
Higher than the installation site of displacement gas outlet 832, inert gas and toxic gas can be suctioned out by air intake device.
To realize sealing docking, annular seal groove 811 is also formed with annular brace seat 810, in the annular seal groove 811
Provided with lip ring 812, the bottom periphery downwards beyond bottom wall of material containing tank 200 can be embedded in annular seal groove 811 and lead to
Cross the circumferential seal of lip ring 812.Under this situation, multiple guide runners 840 as guide-localization part are equally spaced surround
It is arranged on the peripheral part of annular seal groove 811, to guide tank body 210 to slip into annular seal groove 811.
Certainly other manner also may be selected to realize material containing tank 200 and seal the Butt sealing between device for discharging 800.Example
Such as, the bottom surface of the bottom periphery of the surface of annular brace seat 810 and material containing tank 200 is all formed as bright and clean plane, when material containing tank 200
By conducting oneself with dignity pressure-bearing when on the surface of material containing tank 200, circumferential seal can be formed between.
The bottom of sealing device for discharging 800 can be fixedly connected with material storage tank 1200 or refeed line 900, to pass through the sealing
Device for discharging 800 is optionally to material storage tank 1200 or the discharging of refeed line 900.
Seal docking facilities
In the streams closed induction system of the present invention, sealing docking facilities 100 are provided with charging aperture.
As shown in Fig. 2 it includes sealing butt tube 110 and lift drive mechanism 140, the top shape of butt tube 110 is sealed
Into there is sealed cistern, the opening upwards of the sealed cistern are to accommodate the upper connecting tube in insertion sealed cistern so that sealing docking
The connection of mutual-inserting type water-stop can be formed between pipe 110 and upper connecting tube, lift drive mechanism 140 can drive sealing butt tube
110 at least bottom elevating movement, so as to keep mutual-inserting type water-stop connection between sealing butt tube 110 and upper connecting tube
Meanwhile the bottom of sealing butt tube 110 is set to dock or be disconnected with lower connecting tube.
Wherein, above-mentioned lower connecting tube is the feed pipe of the urgent discharge pipe 320 of material or material containing tank 200, you can realize into
Material conveying or emergency episode discharge.
Above-mentioned upper connecting tube can be the drainage conduit of example pyrolysis reactor 100 described as follows or in drainage conduit
With the pipe (not shown) of weighing between sealing butt tube 110, interior two pipes of weighing provided with axially spaced-apart of pipe of weighing are inserted
Plate valve, the storing volume for weighing volume and being less than material containing tank 200 between two pipe push-pull valves of weighing.Pipe pressure-bearing of weighing is in dress of weighing
Put and be flexibly connected with the drainage conduit of pyrolysis reactor 100 or sealing butt tube 110 so that the material weighed in volume can
Weight is weighed by weighing device, and then essence quantitatively carries out weighing charging.
Lift drive mechanism 140 can use chain type drive mechanism etc., but be preferably edge in the illustrated embodiment
The electric pushrod being vertically fixedly mounted, seal and extended radially radially connected plate 116 on the outer tube wall of butt tube 110, it is electronic
Push rod is connected with radially connected plate 116 to drive sealing butt tube 110 vertically integral elevating.Pass through lift drive mechanism 140
When carrying out integral elevating driving to sealing butt tube 110, it should be ensured that the groove depth of the sealed cistern on sealing butt tube 110 top is not small
Maximum lifting travel in the bottom of sealing butt tube 110, to remain pair between sealing butt tube 110 and upper connecting tube
The formula of plugging in water-stop connection.Certainly, it can also be telescopic tube that at least bottom can stretch etc. to seal butt tube 110, that is, is sealed
The top of butt tube 110 fix and keep mutual-inserting type water-stop connect, now the depth of sealed cistern with lifting driving trip without
Necessarily associate.
Because the size and deadweight that seal butt tube 110 are larger, especially set along the axially spaced-apart of sealing butt tube 110
There is multigroup guide-localization wheel group 130, every group of guide-localization wheel group 130 may include the circumference along the cross section of sealing butt tube 110
The multiple guide-localization wheels being equidistantly spaced from, radial elastic of the guide-localization wheel along sealing butt tube 110 are pressed against the sealing pair
On the outer tube wall of adapter 110.In this way it can be ensured that sealing butt tube 110 is remained on vertical position, even in material impact
Under will not also produce deflection, its end part seal is reliable.
Specifically, sealing butt tube 110 includes being connected with the top outer tube wall of the sealing butt tube 110 and around the top
The tank outer tube 111 that outer tube wall is set, sealed cistern are formed between tank outer tube 111 and top outer tube wall.Tank outer tube 111
On can be provided with water inlet 113 and overfall 112, connect outside automatic water-replenishing device, to remain appropriate water level.Sealing
Refractory material can be provided with butt tube 110, tube chamber bottom can be provided with butt tube push-pull valve 120.One end of butt tube push-pull valve 120
Butt tube plate valve activator is connected with, seals and is also equipped with being used to balance butt tube plate on the outer tube wall of butt tube 110
The balancing weight (not shown) of the deadweight of valve activator.
The tube chamber bottom of sealing butt tube 110 can also be connected with displacement gas and be blown into pipe 115, and the displacement gas is blown into pipe 115
In the top of butt tube push-pull valve 120.Before charging or after charging, pipe 115 can be blown into by displacement gas and is blown into inert gas, is entered
Row purging operation, then mix residual gas and be sucked out from displacement gas outlet 114.
Sealing butt tube 110 also includes the annular insertion pipe of the bottom outer tube wall connection around the sealing butt tube 110
117, formed with the annular inserting groove that Open Side Down between annular insertion pipe 117 and bottom outer tube wall, accordingly, as lower connection
Peripheral part at the tank body charging aperture 211 of the material containing tank 200 of pipe also is provided with being formed the sealing water of mutual-inserting type water-stop connection
Groove so that annular insertion pipe 117 can be inserted to down in the sealed cistern at tank body charging aperture 211 to form mutual-inserting type water-stop company
Connect, as shown in figure 3, sealing docking so as to complete to seal the both ends of butt tube 110.
Above-mentioned mutual-inserting type water-stop connection etc. can not only be formed by sealing between the bottom of butt tube 110 and material containing tank 200
Flexible sealing connected mode, also optionally form rigid seal connection, such as the bottom of sealing butt tube 110 and lower connection
The top of pipe is each formed with the thread seal face of matching, and under larger self-gravity action, the thread seal face of the two is nibbled automatically
Close, form flank sealing.
More than on the basis of each important component, streams closed induction system may additionally include each in lifting movement frock
The inert gas protection device, video monitoring devices, safety for locating (such as feed points, each emptying point, Hoisting Position etc.) arrangement are inhaled
Wind apparatus, thermometer and/or combustible gas and oxygen detection device etc., to be conveyed as monitoring and protection component to streams closed
Whole process is monitored and protected.If finding surprisingly, to be braked by brake apparatus according to different situations in whole course of conveying,
Take inert gas shielding measure, emergency episode discharging etc..By the way that temperature control and flammable or have can be carried out with inert gas
Poisonous gas squeeze row, suitable for high temperature and easily produce flammable or toxic gas operating mode.
Due to having carried out the safety guard of sealing design and correlation in the reception of high-temperature material and discharge link,
Such as inert gas shielding and air intake device, therefore the lifting movement frock of the present invention is logical in bottom horizontal channel, high-rise level
Open design is may each be at road, vertical channel, so as to significantly reduce monitoring difficulty and overhaul of the equipments difficulty, improves system
Overall security and stability.
The present invention will be described in detail by way of examples below.
Following examples carry out the copyrolysis of coal and sticky carbonaceous material using the pyrolytic reaction system shown in Figure 25, its
In, this includes for pyrolysis reactor：Drier 11, material premixed device 8, pyrolysis premixed device 3, pyrolysis reactor 1000, material containing tank
200th, solid thermal carriers heating kiln 1, particle dust-collecting equipment 5, condensing unit 12；And the coal discharging opening and material of drier 11 are pre-
The charging aperture of mixed device 8 is connected so that entered directly into by 11 dried coal of drier in material premixed device 8, and with by material
The sticky carbonaceous material mixing that the charging aperture of premixed device 8 enters；The charging of the discharging opening of material premixed device 8 and pyrolysis premixed device 3
Mouth is connected, and the semicoke outlet of solid thermal carriers heating kiln 1 is connected with being pyrolyzed the charging aperture of premixed device 3 so that is premixed by material
The dry coal that device 8 is mixed with is entered in pyrolysis premixed device 3 with being added in pyrolysis premixed device 3 with sticky carbonaceous material mixture
The semicoke heated by solid thermal carriers heating kiln 1 mixes；It is pyrolyzed the discharging opening of premixed device 3 and the charging aperture of pyrolysis reactor 1000
It is connected, and the high-temperature flue gas outlet of solid thermal carriers heating kiln 1 is connected with three-way pipe, wherein pyrolysis reactor is easy in a head tube road
1000 gas approach is connected so that, under the heating of high-temperature flue gas, the pyrolysis premixed device that is added in pyrolysis reactor 1000
Mixture in 3 is pyrolyzed；The semicoke discharging opening of pyrolysis reactor 1000 is connected with three-way pipe, wherein a head tube road is directly defeated
Go out cooling to produce semicoke product, other end is connected with the charging aperture of material containing tank 200, and the discharging opening and solid of material containing tank 200
The semicoke charging aperture of heat carrier heating kiln 1 is connected so that caused at least part semicoke passes through material containing in pyrolysis reactor 1000
Tank 200 is promoted in solid thermal carriers heating kiln 1 and heated；The high-temperature flue gas outlet of solid thermal carriers heating kiln 1 is connected with threeway
The other end pipeline of pipe is connected with the high-temperature flue gas entry of drier 11, to cause the high-temperature flue gas of solid thermal carriers heating kiln 1
Moisture-free coal in drier 11, and three-way pipe after the offgas outlet connection of drier 11 are entered, one is heated with solid thermal carriers
The pipeline of the high-temperature flue gas connection drier 11 of kiln 1 is connected, to cause partial tail gas to enter drying after being mixed with high-temperature flue gas
Moisture-free coal in device 11, partial tail gas are then vented；The pyrolysis gas outlet of pyrolysis reactor 1000 and the air inlet of particle dust-collecting equipment 5
It is connected, to cause the pyrolysis gas of pyrolysis reactor 1000 enters to carry out dedusting in particle dust-collecting equipment 5；Particle dust-collecting equipment 5
Gas outlet be connected with the air inlet of condensing unit 12, to cause the pyrolysis gas after dedusting to be condensed in condensing unit 12,
So that isolated tar is discharged by the tar outlet of condensing unit 12 after condensation, coal gas by condensing unit 12 gas exit
Discharge.
Based on said system, the construction of specific pyrolytic reaction system is as shown in figure 18.It include pyrolysis reactor 1000,
Apparatus for feeding, returning charge equipment and pyrolysis premixed device 3, apparatus for feeding are connected to be passed through pyrolysis material with pyrolysis premixed device 3, and returning charge is set
It is ready for use on and returns solid material (hot semicoke) after at least part of pyrolysis that pyrolysis reactor 1000 is discharged as solid thermal carriers
For material into pyrolysis premixed device 3, pyrolysis material and solid thermal carriers enter pyrolysis reactor 1000 be pyrolyzed in premixed device 3 after premix
Carry out pyrolytic reaction.
After pyrolysis solid material returning charge as the schematic diagram of solid thermal carriers referring to Figure 17, the discharge of pyrolysis reactor 1000
Pipe is connected so that the solid material after pyrolysis is sealed into material containing tank 200 with sealing docking facilities 100, in lifting movement work
Under the movement of dress, material containing tank 200 can dock discharging in emptying point with material storage tank 1200, so as to complete the production of pyrolytic reaction system
The safe discharge of the high-temp solid materials such as raw semicoke.Wherein, returning charge equipment may include refeed line 900, and emptying point may include
One emptying point (such as bottom emptying point) and the second emptying point (top layer emptying point), material containing tank 200 is in the first emptying point to material
The discharging of storage tank 1200, in the second emptying point, the sealing of material containing tank 200 and refeed line 900 is docked, with by the refeed line 900 by heat
Solid material after solution can be with entering pyrolytic reaction as solid thermal carriers returning charge, the semicoke of returning charge etc. after the premix such as the coal of charging
In device 1000, to improve pyrolysis efficiency.
The pyrolysis way heated compared to existing gas heat carrier to pyrolysis material, the present invention are carried using solid thermal
The Hybrid Heating mode of body and pyrolysis material, can more improve heat energy efficiency, produce preferably pyrolysis effect.By thermal decomposition product returning charge
As solid thermal carriers, entered back into by being pyrolyzed premixed device 3 with being pyrolyzed after material mixes in pyrolysis reactor 1000 so as to heat
The utilization of solution material is more abundant, reduces temperature thermal energy loss when being arranged outside pyrolysis material.
Specifically, as shown in figure 18, returning charge equipment can include streams closed induction system, solid thermal carriers heating kiln successively
1 and refeed line 900, streams closed induction system is used for closed between pyrolysis reactor 1000 and solid thermal carriers heating kiln 1
Conveying solid substance heat carrier, the solid thermal carriers are backflowed to pyrolysis after being heated in solid thermal carriers heating kiln 1 by refeed line 900
In premixed device 3.(e.g., from about 500 DEG C of solid material after solid thermal carriers heating kiln 1 be able to will be pyrolyzed by the high-temperature flue gas of burning
Hot semicoke) suitable temperature (e.g., from about 800 DEG C) is heated to, to meet the mixture of follow-up moisture-free coal and sticky carbonaceous material heat
Thermal source demand required for solution.The bottom of solid thermal carriers heating kiln 1, which is additionally provided with, to be connected with refeed line 900 and in funnelform solid
Body heat carrier buffer bin 2, the solid thermal carriers buffer bin 2 is interior to be provided with material position inductor, to prevent collaborating between equipment
And ensure that certain material position leaves certain detection space to the improper operating of upstream device.
Also include the drainage conduit and returning charge equipment for being arranged on pyrolysis reactor 1000 in pyrolytic reaction system shown in Figure 18
Between meausring apparatus 4.The effect of meausring apparatus 4 is mainly solid product after temporary storage pyrolysis, and essence when realizing returning charge
Really metering.Meausring apparatus 4 can be the form of above-mentioned pipe of weighing, and two pipe plates of weighing of axially spaced-apart are provided with pipe of weighing
Valve, the storing volume for weighing volume and being less than material containing tank 200 between two pipe push-pull valves of weighing.
When starting running, the bottom push-pull valve of meausring apparatus 4 is closed, and top push-pull valve is in opening state
State, when the material position in pipe of weighing reaches certain position, top push-pull valve is closed, starts sealing docking facilities and material containing tank 200
Mating operation, after the completion of docking, open bottom push-pull valve, the high-temp solid material discharging after pyrolysis is into material containing tank 200.When
When material containing tank 200 is fed to certain material position, the bottom push-pull valve of meausring apparatus 4 is closed, is further turned off the charging of material containing tank 200
The gate valve of mouth, high-temp solid material is enclosed in material containing tank 200, and lifting pair is realized by the electric pushrod for sealing docking facilities
Connect, to meet the docking loading and unloading process of meausring apparatus 4 and material containing tank 200.
After the charged of material containing tank 200, fully charged material containing tank 200 is moved into Hoisting Position, is divided into by technological requirement
The hot semicoke of product or cycling hot semicoke, i.e., intermittently it is used as cycling hot semicoke.If cycling hot semicoke, sling and filled by suspension hook
The material containing tank 200 of material is promoted to a high position, is seated against on the annular brace seat 810 of sealing device for discharging 800.Open material containing tank 200
The discharge valve of bottom, the high-temp solid material in material containing tank 200 is offloaded to solid thermal carriers by sealing device for discharging 800 and added
The charging aperture of heating kiln 1, in order to ensure the even running of solid thermal carriers heating kiln 1, in the charging aperture of solid thermal carriers heating kiln 1
The buffer bin of a constant volume can be set.If the discharge valve of the hot semicoke of finished product, the i.e. bottom of opening material containing tank 200, by high temperature
The solid product of pyrolysis is unloaded to product collecting device, carries out the processing of subsequent product.The material containing tank 200 for unsnatching material first closes bottom
Discharge valve, and then by driving material containing tank 200 is further moved to feed points, carry out charging process next time.
In the embodiment shown in Figure 19 and Figure 20, pyrolysis premixed device 3 is pre- in closed mixing tank for coating colors 31 including being arranged on
Mixed conveying worm 32, one end of closed mixing tank for coating colors 31 are connected with apparatus for feeding and the feed pipe of returning charge equipment, and the other end passes through
The pyrolysis chamber of discharging opening and pyrolysis reactor 1000, premix conveying worm 32 will enter from one end of closed mixing tank for coating colors 31
The pyrolysis material and solid thermal carriers entered mixes and is delivered to the discharging opening of the other end.The effect for being pyrolyzed premixed device 3 mainly will
Pyrolysis material is premixed with high warm semicoke (thermal source for being pyrolyzed needs), and true together with the hybrid component inside pyrolysis apparatus
Guarantor's mixture can mix abundant, uniform.The pyrolysis premixed device 3 of diagram is preferably the biaxial parallel setting in closed mixing tank for coating colors 31
DWG, with enhancing mixing, transportation performance.Because the temperature of high warm semicoke is higher, about 800 DEG C or so, thus
The centre rotational axis of pyrolysis premixed device 3 use high-temperature refractory steel, and use water cooling or the mode of air cooling simultaneously to ensure that pyrolysis is pre-
The centre rotational axis of mixed device 3 meet the requirement of rigidity and intensity.In order to ensure that the heat loss of whole device meets requirement or reduction
The heat loss of whole reactor, the centre rotational axis can also use saturation water or high-temperature gas to be cooled down.Wherein, pyrolysis is pre-
Mixed device 3 also includes the sealing shell body 33 set around closed mixing tank for coating colors 31 and premix conveying worm 32, the sealing shell body
33 are integrally installed on the top cover of pyrolysis reactor 1000.Realized by closed mixing tank for coating colors 31 and sealing shell body 33 dual airtight
Property, prevent pyrolysis gas from escaping.
The effect of pyrolysis reactor 1000 is mainly pyrolyzed to pyrolysis material and high warm semicoke, and it is anti-that chemistry occurs
Should, and the escaping gas substance release being pyrolyzed in material is come out.Referring to Figure 21, solid thermal carriers mix with pyrolysis material
Afterwards, entered by being pyrolyzed the discharging opening of premixed device 3 by pyrolysis apparatus feed pipe 1002 in pyrolysis reactor 1000.Pyrolysis apparatus feed pipe
1002 when mounted, regulates its outlet and the distance between pyrolysis apparatus rotary-tray is rear immobilizes.
Pyrolysis apparatus rotary-tray is arranged in pyrolysis reactor 1000, and remain a constant speed rotation under the driving of drive device,
Mixed material rotates with rotary-tray.After the batch mixing plate 1003 being fixed on pyrolysis apparatus housing so that material mixing is more equal
Even, pyrolysis material is pyrolyzed after the heat of high-temperature semi-coke is absorbed.At the same time, drive device driving rotary-tray rotation, is mixed
After guiding of the compound material by the deflector (not shown) being fixed on pyrolysis apparatus housing, it can be moved to the inner ring of rotary-tray
It is dynamic, after rotating a few, center feed opening discharge is moved to from the charging aperture positioned at rotary-tray outer shroud.In pyrolysis reactor 1000
Portion remains the condition of high temperature, and pyrolysis apparatus rotary-tray and case inside have all built fire resisting and heat-barrier material by laying bricks or stones so that it can
The long-term work under worst hot case, play insulation and heat-insulated effect.Inner support uses corrosion-resistant stainless steel.Rotation
Sealed between pallet and pyrolysis apparatus housing by the similar structures such as water seal or sand seal row, prevent from reacting high-temperature gas from reactor
Leakage.High-temperature gas product caused by pyrolysis is discharged from the pyrolysis gas outlet 1001 of the top fixing end of pyrolysis reactor 1000.
Referring to Figure 18, the high-temperature gas product after pyrolysis can be expelled in the particle dust-collecting equipment 5 of pyrolytic reaction system,
The effect of grain dust arrester 5 is exactly that will be pyrolyzed material to remove with the dust in gaseous product caused by the pyrolysis of hot semicoke, with full
The related process requirement that sufficient subsequent gases product reclaims to tar.
As shown in figure 22, the particle dust-collecting equipment 5 includes gas access 51, gas vent 52, the and of top porcelain ball entrance 53
Bottom porcelain ball outlet 54, gas access 51 is connected with the pyrolysis gas outlet 1001 of pyrolysis reactor 1000, in particle dust-collecting equipment 5
Gas access 51 and gas vent 52 between formed with pyrolysis gas dedusting passage, top porcelain ball entrance 53 exports with bottom porcelain ball
It is stacked with being located in pyrolysis gas dedusting passage and can adsorbing multiple porcelain balls 55 (about 450 DEG C or so) of dedusting between 54.Contain
When the high temperature pyrolysis gas of dust passes through pate dure ball porcelain is adsorbed to by the stop and absorption of pate dure ball, dust
Ball surface, discharged by the high-temperature gas after dedusting from the gas vent 52 of particle dust-collecting equipment 5.Preferably, particle dust-collecting equipment 5
Also include porcelain ball controller and the barometer being arranged in gas access 51 and gas vent 52, when gas vent 52 enters with gas
When gas pressure drop between mouth 51 reaches setting pressure drop, top porcelain ball entrance 53 is opened in the control of porcelain ball controller and bottom porcelain ball goes out
Mouthfuls 54 to change porcelain ball 55 online, ensures the stack height of porcelain ball, with prevent high temperature pyrolysis gas body across pate dure ball and it is direct
Discharged from gas vent 52, do not have the effect of dedusting.From bottom porcelain ball export 54 removals porcelain ball 55 post-process it is laggard
Row secondary cycle utilizes.
Wherein, all high-temperature services are both needed to carry out inside holding or external thermal insulation design, to ensure the heat dissipation capacity of each equipment
Meet technological requirement.Pipeline connection between equipment installs expansion joint to absorb the thermal expansion amount of each equipment.
Apparatus for feeding in the pyrolytic reaction system further comprises material premixed device 8, and coal and sticky carbonaceous material pass through thing
Entered back into after expecting the premix of premixed device 8 in pyrolysis premixed device 3.The effect of material premixed device 8 is mainly by setting ratio, setting speed
The charging of the coal of degree and sticky carbonaceous material is sufficiently mixed, and to ensure the uniformity of mixing, and is avoided due to mixing not
Uniformly, high-temperature material is run into downstream and obvious caking arch formation occurs, and influences the even running of whole equipment.
As an example, the material premixed device 8 shown in Figure 24 includes top mixing section 81, the open top of top mixing section 81
For charging aperture, the interior circular cone inner ring surface being staggered from top to bottom below charging aperture and successively that is provided with of top mixing section 81 mixes
Component 802 and male cone (strobilus masculinus) mixer element 801, circular cone inner ring surface mixer element 802 have frustum of a cone inner chamber, the top surface of the frustum of a cone inner chamber
Diameter is more than basal diameter, and the conical surface summit of male cone (strobilus masculinus) mixer element 801 is upward so that the material to be fallen from charging aperture can be gradually
Impact the male cone (strobilus masculinus) of male cone (strobilus masculinus) mixer element 801 and the circular cone inner ring surface of circular cone inner ring surface mixer element 801 and form downward turn back
Impingement flow.Material premixed device 8 also includes bottom discharge pipeline section 82, and the impingement flow of turning back formed via top mixing section 81 is in bottom
Accumulation is compound in discharging pipeline section 82, and material position inductor is provided with bottom discharge pipeline section 82.Bottom discharge pipeline section 82 and its bottom
The effect of end cone mouth is equally to prevent that mixed material accumulation is too high and prevents segregation phenomenon.
Apparatus for feeding also includes premix feed valve 7 and feeding spiral conveyer 6, and the compound that material premixed device 8 flows out leads to
Cross premix feed valve 7 and feed into feeding spiral conveyer 6, the feeding spiral conveyer 6 is according to certain rotating speed by after premix
Pyrolysis material is delivered in material premixed device 3 to be mixed with high warm semicoke.
Before being fed to material premixed device 8, also need coal to be dried processing, thus apparatus for feeding also includes drier
11st, coal surge bunker 10 and coal feed valve 9, drier 11 include the rotary-tray 104 that bottom is passed through gas heat carrier, and coal is rotating
Pallet 104 is piled up in coal surge bunker 10 after drying, and feeds into material premixed device 8 by coal feed valve 9.The effect of drier 11
It is that convective drying and heating are carried out to feed coal, removes the moisture in feed coal, and do not cause chemical change.Pay particular attention to
, the drying temperature of drier 11 not should be greater than the softening temperature of sticky carbonaceous material, with anti-stick.The work of coal surge bunker 10
With mainly temporary storage through 11 dried feed coal of drier, and certain sealing effect is played to lower device, to prevent
Only collaborating between the equipment of top and the bottom, and ensure the continuous-stable feed of whole device.The effect of coal feed valve 9 is mainly under
Swim equipment and carry out dosing, it is ensured that whole device even running, and play certain sealing function, prevent upstream and downstream equipment it
Between collaborate.
As an example, the drier 11 shown in Figure 23 mainly includes：Side wall 101, the top of side wall are provided with certain taper
Cover body 102, dryer feed pipe 103 be arranged on cover body 102 on, raw coal from dryer feed pipe 103 enter rotary-tray 104
Outer ring, hot gas carrier by wind mixed chamber's air inlet pipe 105 enter wind mixed chamber 106, further by rotary-tray 104 to feed coal
It is dried.Rotary-tray is made up of a series of donut that diameters are different and overlap each other, and passes through pad between each annulus
Piece keeps it to have certain gap, and the feed coal being disposed thereon is dried by the gap for hot flue gas.Rotation
The structure of pallet 104 can also be the plate with opening structure of circular platform type.Dried gas is discharged from the center top of cover body 102
Post-processed.Flat coal plate 107, the water conservancy diversion 108 of guiding feed coal trend of control coal seam height are installed in side wall 101, driven
Dynamic device driving rotary-tray 104 rotates, and feed coal will be arranged in the outer ring of rotary-tray 104 by the guiding of deflector 108
Feed coal guides to the center of rotary-tray 104, the center of rotary-tray 104 and is provided with central through hole, by dried feed coal
I.e. centre bore is discharged into solid thermal carriers buffer bin 2 from there.Water can be passed through between rotary-tray 104 and side wall 101
The similar structures such as envelope or sand seal carry out the sealing between static-dynamic structure.
Liquefied residue is the non-targeted product of DCL/Direct coal liquefaction process, and the content of liquefaction heavy oil and pitch is 50 weight %,
The content of unconverted coal is 30 weight %, and content of ashes is 20 weight %.
Tar yield refers to the percent by weight of tar yield and material quantity, and material quantity includes feed coal amount and liquefied residue
Amount.
Char yeild refers to semicoke yield and the percent by weight of material quantity, and material quantity includes feed coal amount and liquefied residue
Amount.
Pyrolysis gas yield refers to pyrolysis gas yield and the percent by weight of material quantity, and material quantity includes feed coal amount and liquefaction
Level of residue.
Embodiment 1
The present embodiment is used for copyrolysis method of the coal with sticky carbonaceous material for illustrating the present invention.
Using the pyrolytic reaction system (specific configuration is as described above) shown in Figure 25, by the jet coal that granularity is below 30mm
(coal analysis is shown in Table 1, wherein, below granularity 3mm fine coal content is 3 weight %, and full water content is 15 weight %) make
For feed coal, with 50t/h charging rate continuously into the height into drier 11, come out with solid thermal carriers heating kiln 1
Warm flue gas (being mixed with tail gas caused by partially dried device 11) is heated as drying source (flue-gas temperature is 250 DEG C) to coal
(residence time 30min), the dry coal temperature of gained is 110 DEG C, and water content is about 5 weight %, and with 43.8t/h charging speed
Degree is entered in material premixed device 8；
Liquefied residue (composition analysis is shown in Table 2, and its granularity is below 3mm) is added to 10t/h charging rate
(residence time 30min) is mixed with dry coal in material premixed device 8, obtains pyrolysis feed (temperature is 102 DEG C)；
By pyrolysis feed (with 53.8t/h charging rate) and high-temperature semi-coke (temperature from solid thermal carriers heating kiln 1
For 750 DEG C, using 215t/h charging rate) be added to pyrolysis premixed device 3 in mixed (residence time is 1min), then with
53.8t/h charging rate gained mixture be passed into pyrolysis reactor 1000 be pyrolyzed (pyrolysis temperature is 600 DEG C,
Residence time is 25min), obtain the semicoke solid of 480 DEG C of pyrolysis gas and 600 DEG C：
From the semicoke solid of pyrolysis apparatus discharge, a part of semicoke solid (with 34t/h solid materiel flux) is carried out
Processing cooling obtains semicoke solid product, and remaining semicoke solid is promoted to solid thermal carriers heating kiln 1 into material containing tank 200,
Using high-temperature flue gas heating semicoke is produced in solid thermal carriers heating kiln 1, high-temperature semi-coke is obtained for previous step and pyrolysis
Raw material mixes, and the high-temperature flue gas that the temperature of release decreases is back to moisture-free coal in drier 11 again.
The pyrolysis gas of gained is passed into particle dust-collecting equipment 5 after dedusting, then is passed into condensing unit 12 and is condensed
Obtain burnt oil and gas.
The tar yield of gained is 7.2 weight %, and char yeild is 57 weight %, and pyrolysis gas yield is 11.6 weight %.
Whole process does not all send feed blocking phenomenon.
Table 1
| Mad | Ad | Vd | FCd | Cd | Hd | Nd | Sd | Od |
| 7.67 | 9.01 | 34.66 | 56.33 | 73.67 | 6.41 | 1.15 | 0.36 | 9.40 |
Note：The unit of each component content is weight % in upper table；MadRepresent：Moisture；AdRepresent：Ash content；VdRepresent：Wave
Hair point；FCdRepresent：Fixed carbon；CdRepresent：Carbon；HdRepresent：Hydrogen；NdRepresent：Nitrogen；SdRepresent：Sulphur；OdRepresent：Oxygen；Subscript ad tables
Show air-dried basis, subscript d represents to dry base, as follows.
Table 2
| Mad | Ad | Vd | FCd | Cd | Hd | Nd | Sd | Od |
| 0.01 | 18.44 | 33.90 | 47.66 | 68.73 | 3.94 | 0.88 | 2.41 | 5.59 |
Embodiment 2
The present embodiment is used for copyrolysis method of the coal with sticky carbonaceous material for illustrating the present invention.
The pyrolytic reaction system used eliminates drier 11 for the device shown in Figure 25；
It is below 30mm jet coals as feed coal using the ature of coal and granularity shown in table 3 (full water content is 10 weight %)
With 50t/h charging rate and liquefied residue (composition analysis is shown in Table 2, and its granularity is below 3mm) with 10t/h charging speed
Degree is added in material premixed device 8 and mixed, and obtains pyrolysis feed (temperature be normal temperature, 20 DEG C)；
By pyrolysis feed (using 60t/h charging rate) and from solid thermal carriers heating kiln 1 high-temperature semi-coke (temperature as
800 DEG C, using 280t/h charging rate) it is added in pyrolysis premixed device 3 and is mixed (residence time is 2min), subsequent 60t/
Gained mixture is passed into pyrolysis reactor 1000 and is pyrolyzed that (temperature is 580 DEG C, and the residence time is by h charging rate
30min), the semicoke solid of 450 DEG C of pyrolysis gas and 600 DEG C is obtained：
From the semicoke solid of pyrolysis apparatus discharge, a part of semicoke solid (with 36t/h solid materiel flux) is carried out
Processing cooling obtains semicoke solid product, and remaining semicoke solid is promoted to solid thermal carriers heating kiln 1 into material containing tank 200,
Using high-temperature flue gas heating semicoke is produced in solid thermal carriers heating kiln 1, high-temperature semi-coke is obtained for previous step and pyrolysis
Raw material mixes, and the heat of the high-temperature flue gas to be decreased to the temperature of release reclaims, and discharges.
The pyrolysis gas of gained is passed into particle dust-collecting equipment 5 after dedusting, then is passed into condensing unit 12 and is condensed
Obtain burnt oil and gas.
The tar yield of gained is 7 weight %, and char yeild is 60 weight %, and pyrolysis gas yield is 12.1 weight %.
Table 3
| Mad | Ad | Vd | FCd | Cd | Hd | Nd | Sd | Od |
| 4.67 | 12.01 | 34.66 | 56.33 | 73.67 | 6.41 | 1.15 | 0.36 | 9.40 |
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (13)
1. a kind of copyrolysis method of coal and sticky carbonaceous material, including：
(1) dry coal is carried out into first with sticky carbonaceous material to mix, obtains the pyrolysis feed that temperature is less than 130 DEG C；
(2) pyrolysis feed is carried out into second with solid thermal carriers to mix, gained mixture is reached pyrolysis temperature, to promote
Pyrolysis feed carries out pyrolytic reaction in pyrolysis reactor, obtains pyrolysis gas and semicoke；
(3) semicoke resulting at least part step (2) is heated, to be used as the solid thermal in step (2) to carry
Body；
Wherein, described second progress in pyrolysis premixed device (3) is blended in, the pyrolysis premixed device (3) includes closed mixing tank for coating colors
(31) and the premix conveying worm (32) that is arranged in closed mixing tank for coating colors (31), the premix conveying worm (32) will be from institute
State the pyrolysis feed of one end entrance of closed mixing tank for coating colors (31) and solid thermal carriers mix and export institute from the discharging opening of the other end
Obtain mixture.
2. according to the method for claim 2, wherein, the premix conveying worm (3) is in the closed mixing tank for coating colors
(31) DWG that interior biaxial parallel is set.
3. method according to claim 1 or 2, wherein, in step (1), the water content of the dry coal for 10 weight % with
Under, preferably below 5 weight %；Granularity is below 30mm.
4. according to the method described in any one in claim 1-3, wherein, in step (1), the temperature of the dry coal is 100-
130 DEG C, preferably 105-125 DEG C.
5. according to the method described in any one in claim 1-4, wherein, in step (1), the sticky carbonaceous material is coal
Liquefied residue caused by liquefaction processing；The dry coal and the weight ratio of the dosage of sticky carbonaceous material are 200-2000：100, it is excellent
Elect 250-800 as：100.
6. according to the method described in any one in claim 1-5, wherein, in step (2), the pyrolysis feed and solid thermal
The weight ratio of the dosage of carrier is 100：200-800, preferably 100：400-600.
7. the method according to claim 1 or 6, wherein, the temperature of the solid thermal carriers is 750-850 DEG C.
8. according to the method described in any one in claim 1-7, wherein, in step (2), the time of second mixing is
Below 5min, preferably below 1min；The condition of the pyrolytic reaction includes：Temperature is 550-650 DEG C, time 15-
40min。
9. according to the method for claim 1, wherein, this method further comprises：Pyrolysis gas obtained by step (2) is carried out
After dedusting, then condensed, with isolated coal gas and tar.
10. a kind of coal implemented according to any one in claim 1-9 and the copyrolysis method of sticky carbonaceous material
Pyrolytic reaction system, including：Material premixed device (8), the pyrolysis premixed device (3), pyrolysis reactor (1000), material containing tank
(200), streams closed induction system and solid thermal carriers heating kiln (1)；
Wherein, the material premixed device (8) is used to mix dry coal with sticky carbonaceous material progress first, forms temperature as 130
Pyrolysis feed below DEG C；
The pyrolysis reactor (1000) is used to the mixture of the second mixing gained being pyrolyzed；
The material containing tank (200) is used to contain caused at least part semicoke in pyrolysis reactor (1000), and passes through the thing
At least part semicoke solid in the material containing tank (200) is delivered to the solid thermal carriers heating kiln by material closed conveying system
(1) heated in.
11. pyrolytic reaction system according to claim 10, wherein, the streams closed induction system is arranged to and air
The mode of isolation takes out at least part semicoke solid in the material containing tank (200) simultaneously from the pyrolysis reactor (1000)
Deliver in the solid thermal carriers heating kiln (1).
12. the pyrolytic reaction system according to claim 10 or 11, further comprises：Drier (11) is for drying
Coal, to obtain temperature as less than 130 DEG C of dry coal；
Preferably, the solid thermal carriers heating kiln (1) is connected with the drier (11) so that the solid thermal carriers heating
High-temperature flue gas caused by kiln (1) is passed into the drier (11) for moisture-free coal.
13. the pyrolytic reaction system according to any one in claim 10-12, further comprises：Particle dust-collecting equipment
(5) and condensing unit (12) so that caused pyrolysis gas is passed into particle dust-collecting equipment (5) in the pyrolysis reactor (1000)
Middle carry out dedusting, is then passed into condensing unit (12) and is condensed, with isolated coal gas and tar again.
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| CN108315032A (en) * | 2018-01-16 | 2018-07-24 | 中节能科辉（宁德）清洁技术发展有限公司 | A kind of viscosity organic detritus low temperature dry distillation technological process |
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| CN103756700A (en) * | 2014-01-27 | 2014-04-30 | 华东理工大学 | Method for improving quality of low-temperature tar during coal pyrolysis |
| CN104152162A (en) * | 2014-08-01 | 2014-11-19 | 神华集团有限责任公司 | Pyrolysis system for pyrolysis of broken coal, and device and method for producing semicoke, tar and coal gas by pyrolysis of broken coal |
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- 2016-06-30 CN CN201610511647.XA patent/CN107557038A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103756700A (en) * | 2014-01-27 | 2014-04-30 | 华东理工大学 | Method for improving quality of low-temperature tar during coal pyrolysis |
| CN104152162A (en) * | 2014-08-01 | 2014-11-19 | 神华集团有限责任公司 | Pyrolysis system for pyrolysis of broken coal, and device and method for producing semicoke, tar and coal gas by pyrolysis of broken coal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108315032A (en) * | 2018-01-16 | 2018-07-24 | 中节能科辉（宁德）清洁技术发展有限公司 | A kind of viscosity organic detritus low temperature dry distillation technological process |
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