CN204454996U - Pyrolysis of coal device - Google Patents
Pyrolysis of coal device Download PDFInfo
- Publication number
- CN204454996U CN204454996U CN201420656298.7U CN201420656298U CN204454996U CN 204454996 U CN204454996 U CN 204454996U CN 201420656298 U CN201420656298 U CN 201420656298U CN 204454996 U CN204454996 U CN 204454996U
- Authority
- CN
- China
- Prior art keywords
- pyrolysis
- main body
- coal
- gas
- pyrolysis main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 216
- 239000003245 coal Substances 0.000 title claims abstract description 88
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 239000012265 solid product Substances 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 63
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 22
- 239000003546 flue gas Substances 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims description 18
- 239000003034 coal gas Substances 0.000 claims description 11
- 239000012159 carrier gas Substances 0.000 claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 239000011229 interlayer Substances 0.000 claims description 7
- 239000000779 smoke Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 210000000952 spleen Anatomy 0.000 claims description 3
- 238000005336 cracking Methods 0.000 abstract description 4
- 239000011269 tar Substances 0.000 description 29
- 238000000034 method Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000011343 solid material Substances 0.000 description 3
- 239000011280 coal tar Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- -1 this Chemical compound 0.000 description 1
Landscapes
- Industrial Gases (AREA)
Abstract
The utility model discloses a kind of pyrolysis of coal device, comprise and there is coal entrance (11), the pyrolysis main body (1) of solid product outlet (12) and pyrolysis gas outlet (13), this pyrolysis main body (1) also has heating part (2), coal enters in described pyrolysis main body (1) from described coal entrance (11), and towards described solid product outlet (12) motion while being heated by described heating part (2), described pyrolysis gas outlet (13) be positioned at described coal entrance (11) and described solid product outlet (12) between and be communicated with vacuum source.Because pyrolysis gas outlet is between coal entrance and solid product outlet, effectively can reduces the residence time of pyrolysis gas in pyrolysis main body, thus reduce the probability of secondarily cracking tar, effective increase tar yield, and simple and ingenious structure, reliable, cost is lower.
Description
Technical field
The utility model relates to pyrolysis of coal field, particularly, relates to a kind of pyrolysis of coal device.
Background technology
Domesticly at present have a large amount of cheap broken coal resource, suddenly treat that efficient, clean conversion utilizes, although carried out correlative study work for many years both at home and abroad, still do not have a kind of mature technology can for utilization so far.Present stage, carrying out pyrolysis to broken coal is a kind of processing mode generally used, and can obtain the products such as coal gas, tar and semicoke, type of heating is wherein based on solid thermal carriers and external-heat.
Such as show a kind of external-heating rotary kiln pyrolysis installation of the prior art in FIG, it may be used for processing broken coal.Particularly, coal enters the pyrolysis main body 1 ' into rotary kiln form from coal entrance 11 ', and it is mobile towards fixing product exit 12 ' under the rotation of rotary kiln, the both sides of wherein pyrolysis main body 1 ' are closed by kiln head cover 91 ' and kiln hood 92 ' respectively, the outer wall of rotary kiln arranges heating interlayer, high-temperature flue gas can be entered heating interlayer by the mouth 21 ' that enters being arranged in downstream and is discharged by the smoke outlet 22 ' being positioned at upstream, thus the heating realized the coal in pyrolysis main body 1 ', temperature in i.e. pyrolysis main body 1 ' is be the trend raised gradually along the direction of motion of coal.In addition, kiln head cover 91 ' place is communicated with cyclonic separator, the pyrolysis gas in pyrolysis main body 1 ' is retracted to the dedusting that cyclonic separator carries out gas solid separation by vacuum sources such as blower fans, thus obtain pyrolysis gas by the air outlet 51 ' of cyclonic separator, and obtain dust by discharge port 52 '.Wherein, first coal carries out preheating after entering pyrolysis main body 1 ', and raises along with temperature and separate out burnt oil and gas.
Wherein, can find out that the pyrolysis gas that traditional external-heating rotary kiln pyrolysis installation comprises tar steam and coal gas is long at kiln residence time before being drawn out of pyrolysis main body 1 ', easily cause the second pyrolysis of tar, reduction tar yield.In addition, the easy condensation blocking of pyrolysis gas process tar of dedusting in cyclonic separator, makes dust removing effects unstable.
Utility model content
The purpose of this utility model is to provide a kind of pyrolysis of coal device, and this pyrolysis of coal device is simply ingenious, effectively can promote the productive rate of tar.
To achieve these goals, the utility model provides a kind of pyrolysis of coal device, comprise and there is coal entrance, solid product outlet and the pyrolysis main body of pyrolysis gas outlet, this pyrolysis main body also has heating part, coal enters in described pyrolysis main body from described coal entrance, and towards described solid product exit movement while being heated by described heating part, described pyrolysis gas outlet described coal entrance and described solid product outlet between and be communicated with vacuum source.
Preferably, have preheating section, tar elutriation leg and coal gas elutriation leg in described pyrolysis main body, described pyrolysis gas outlet is positioned at described tar elutriation leg.
Preferably, described pyrolysis main body comprises the first pyrolysis main body and the second pyrolysis main body respectively with described heating part, this the first pyrolysis main body is connected with the second pyrolysis body seal, and described pyrolysis gas outlet is arranged between described first pyrolysis main body and the second pyrolysis main body.
Preferably, described first pyrolysis main body and the second pyrolysis main body are tightly connected by seal closure, are connected with the gas-solid separating device be placed in sealing cover between described pyrolysis gas outlet and described vacuum source.
Preferably, described gas-solid separating device is cyclonic separator, and this cyclonic separator comprises the air outlet that heat outputting is vented one's spleen and the discharge port exporting coke powder.
Preferably, described first pyrolysis main body and described second pyrolysis main body are arranged by described seal closure ladder, and the described second pyrolysis main body being positioned at downstream is lower than the described first pyrolysis main body being positioned at upstream, in wherein said seal closure, be provided with the conveying swash plate connecting described first pyrolysis main body and described second pyrolysis main body.
Preferably, described heating part is the flue gas heating cover be communicated with flue gas source, this flue gas heating cover is formed by the sidewall interlayer of described pyrolysis main body and has and is positioned at entering mouth and being positioned at the smoke outlet of upstream of downstream, wherein, the described flue gas heating cover between described first pyrolysis main body and described second pyrolysis main body is communicated with by the flue gas pipeline being placed on described seal closure.
Preferably, the downstream of described pyrolysis gas outlet is provided with carrier gas inlet, and this carrier gas inlet is communicated with pyrolysis of coal source of the gas.
Preferably, described pyrolysis main body is rotary kiln, the inwall of this rotary kiln is provided with to projecting inward stirring part, and this stirring part is that multiple and along described coal direction of motion interval is arranged.
Pass through technique scheme, because pyrolysis gas outlet is between coal entrance and solid product outlet, effectively can reduce the residence time of pyrolysis gas in pyrolysis main body, thus reduce the probability of secondarily cracking tar, effective increase tar yield, and simple and ingenious structure, reliable, cost is lower.
Other feature and advantage of the present utility model are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, but does not form restriction of the present utility model with embodiment one below.In the accompanying drawings:
Fig. 1 is the theory structure schematic diagram of a kind of pyrolysis of coal device in prior art;
Fig. 2 is the theory structure schematic diagram of the pyrolysis of coal device that the utility model preferred implementation provides.
Description of reference numerals
1,1 ' pyrolysis main body 2 heating part
4 seal closure 5 gas-solid separating devices
6 conveying swash plate 7 stirring parts
8 carrier gas inlets
11,11 ' coal entrance 12,12 ' solid product outlet
21,21 ' enters mouth 22,22 ' smoke outlet
31 first pyrolysis main body 32 second pyrolysis main bodys
51,51 ' air outlet 52,52 ' discharge port
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, when not doing contrary explanation, the noun of locality such as " first, last, upstream, downstream " of use is with the direction of motion of coal for benchmark defines, and " inside and outside " then refers to the interior and outer of corresponding component profile.
As shown in Figure 2, the utility model provides a kind of pyrolysis of coal device, this device comprises and has coal entrance 11, the pyrolysis main body 1 of solid product outlet 12 and pyrolysis gas outlet 13, this pyrolysis main body 1 also has heating part 2, coal enters in pyrolysis main body 1 from coal entrance 11, and towards solid product outlet 12 motion while being heated by heating part 2, namely usual coal entrance 11 is positioned at the head end of pyrolysis main body 1, solid product outlet is positioned at the end of pyrolysis main body 1, in this moving process, coal passes through first through preheating, then raise with temperature and tar steam can be produced, the pyrolysis gas such as coal gas, and finally obtain the solid product such as semicoke or coke.Wherein pyrolysis gas is reclaimed by pyrolysis gas outlet 13, and solid product exports 12 by solid product and reclaims.Wherein in preferred implementation of the present utility model, pyrolysis main body 1 can be external-heating rotary kiln, namely the motion of coal is driven by the rotation of rotary kiln, wherein when real work, pyrolysis main body 1 can be tilted to lower layout so that coal is moved by action of gravity along the mode of motion of coal, and the heating part 2 of external-heat can by passing into the high temperature media implementation such as high-temperature flue gas in rotary kiln outer wall interlayer.In other embodiments, pyrolysis main body 1 can also for the structure realizing the motion of coal common in other this areas, and such as spiral conveyer etc., all should drop in protection domain of the present utility model for this type of distortion.
In order to realize the purpose of this utility model, in the utility model, pyrolysis gas outlet 13 coal entrance 11 and solid product outlet 12 between and be communicated with vacuum source, such as with blower fan, pyrolysis gas extracted out from pyrolysis main body 1 and reclaim.Namely, the decoration form of rotary kiln head end is positioned at relative to pyrolysis gas outlet in prior art 13, pyrolysis gas outlet 13 in the utility model between coal entrance 11 and solid product outlet 12 effectively can reduce the residence time of pyrolysis gas in pyrolysis main body, thus reduce the probability of secondarily cracking tar, effective increase tar yield, and simple and ingenious structure, reliable, cost is lower.
Further, in order to carry out pyrolysis to coal better in the moving process of coal, temperature in pyrolysis main body 1 raises gradually along the direction of motion of coal, namely, in pyrolysis main body 1, there is preheating section, tar elutriation leg and coal gas elutriation leg, these three sections of regions have different temperature ranges, particularly, the temperature range of such as preheating section can be mainly 100 ~ 200 DEG C, the temperature range of tar elutriation leg can be mainly 400 ~ 500 DEG C, the temperature range of coal gas elutriation leg can be mainly 500 ~ 700 DEG C, it should be explained that, each section of region is not completely independently region and can be overlapping, such as when more than 300 DEG C, have coal gas and tar can be separated out.Therefore, in order to avoid secondarily cracking tar further, preferably, pyrolysis gas outlet 13 is positioned at tar elutriation leg.More effectively a large amount of tar of separating out can be extracted out like this, ensure tar yield.
It should be noted that, the embodiment that can realize the utility model technical conceive has multiple, the concrete structure of such as pyrolysis main body 1, concrete decoration form of pyrolysis gas outlet etc., therefore the utility model for convenience of description, preferred implementation is wherein introduced at this, this preferred implementation, only for illustration of the utility model, is not limited to the utility model.
As shown in Figure 2, for the ease of the layout of pyrolysis gas outlet 13, preferably, pyrolysis main body 1 comprises first pyrolysis main body 31 and the second pyrolysis main body 32 respectively with heating part 2, this the first pyrolysis main body 31 and the second pyrolysis main body 32 are tightly connected, and pyrolysis gas outlet 13 is between the first pyrolysis main body 31 and the second pyrolysis main body 32.Namely, pyrolysis main body 1 in the utility model preferred implementation is two and is mutually tightly connected, like this, can conveniently pyrolysis gas outlet 13 be arranged between two pyrolysis main bodys 13, such as, in embodiment of the present utility model, these two pyrolysis main bodys 1 are two sections of rotary kilns, can carry out revolution separately and rotate with the motion realizing coal after these two sections of rotary kilns are tightly connected mutually.
Further, because pyrolysis gas needs to carry out dedusting so that tar reclaims and subsequent disposal after being extracted, external cyclone water-separator tar generation condensation blocking in this process in prior art, preferably, by means of the sectional type pyrolysis agent structure of the utility model uniqueness, the mode of built-in gas-solid separating device 5 can be adopted to carry out the dedusting of pyrolysis gas, particularly, this the first pyrolysis main body 31 and the second pyrolysis main body 32 are tightly connected by seal closure 4, the gas-solid separating device 5 being placed in seal closure 4 is connected with between pyrolysis gas outlet 13 and vacuum source, sealing cover 4 is for having the cover body structure of sealing function, therefore, it is possible at the spatial accommodation ensureing to provide for gas-solid separating device 5 while these two pyrolysis main bodys 1 are tightly connected.More specifically, this gas-solid separating device 5 is cyclonic separator, and this cyclonic separator comprises the air outlet 51 that heat outputting is vented one's spleen and the discharge port 52 exporting coke powder, like this, the pyrolysis gas be drawn out of from pyrolysis gas outlet 13 can carry out gas solid separation, also known as dedusting after entering cyclonic separator.Wherein, the pyrolysis gas after dedusting is exported by air outlet 51, and dust-like coke powder then can export to carry out subsequent disposal respectively by discharge port 52 after being singulated.
Therefore, the cyclonic separator being positioned at pyrolysis main body 1 in the utility model can obtain automatic heat preserving, thus can effectively solve in prior art, external placed type cyclonic separator when dedusting due to temperature reduce cause tar condensing blocking tripping device problem.Wherein, the wherein cyclonic separator that the utility model provides is gas solid separation parts known in this field; in addition can also use other gas-solid separating devices that can complete the utility model object in other embodiments, all should drop in protection domain of the present utility model for this type of distortion.It should be noted that in addition; in other embodiments; when meeting pyrolytic process of coal requirement; also can be realized by an overall rotary kiln; now only pyrolysis of coal need be exported 13 is arranged on to the interface at the two ends of overall rotary kiln; now need to arrange the air delivering pipeline through the heating interlayer of rotary kiln, now gas-solid separating device 5 can be placed on pyrolysis main body as in the prior art, also should drop in protection domain of the present utility model for this type of distortion.
In preferred implementation of the present utility model, the second pyrolysis main body 32 is entered from the first pyrolysis main body 31 for the ease of coal, preferably, first pyrolysis main body 31 and the second pyrolysis main body 32 are arranged by seal closure 4 ladder, and be positioned at the second pyrolysis main body 32 in downstream lower than the first pyrolysis main body 31 being positioned at upstream, wherein be provided with the conveying swash plate 6 of connection two sections of pyrolysis main bodys 1 in seal closure 4, that is, make coal that gravity can be utilized to enter in the second pyrolysis main body 32 by simple structure.Thus make the space in seal closure 4 too much not occupied, and more convenient layout gas-solid separating device 5.In other embodiments, can also to arrange up and down or coal is transported in the second pyrolysis main body 32 by the carrier pipe that is in tilted layout.In addition in some embodiment; the e Foerderanlage that spiral conveyer etc. can also be adopted to can be used under hot environment carries out conveying initiatively to coal and does not utilize gravity; now the first pyrolysis main body 31 and the second pyrolysis main body 32 can be alignment or other arrangement forms, and the distortion changing mode of movement for this type of all should drop in protection domain of the present utility model.
In order to more convenient pyrolysis gas is discharged by pyrolysis gas outlet, especially be positioned at pyrolysis gas outlet 13 downstream and be mainly the discharge that composition is the pyrolysis gas of coal gas, preferably, the downstream of pyrolysis gas outlet 13 is provided with carrier gas inlet 8, and this carrier gas inlet 8 is communicated with pyrolysis of coal source of the gas.Like this, by passing into carrier gas in pyrolysis main body 1, the speed that pyrolysis gas discharges can be accelerated further, especially the discharge of the pyrolysis gas in pyrolysis gas outlet 13 downstream.In addition, by regulating load volume, what can make the gas-solid separating device 5 of such as cyclonic separator is in optimum condition, and efficiency of dust collection is effectively improved.Wherein owing to using coal pyrolysis gas such as coal gas as carrier gas, the pyrolysis gas purity of collecting can not be made to be affected.
In addition, heating part 2 in the utility model is preferably outer pattern of fever type of heating, particularly, heating part 2 is the flue gas heating cover be communicated with flue gas source, and this flue gas heating cover is formed by the sidewall interlayer of pyrolysis main body 1 and has and is positioned at entering mouth 21 and being positioned at the smoke outlet 22 of upstream of downstream.Like this, the high-temperature flue gas of flue gas source supply can make the heating to pyrolysis main body 1 inside by the flowing in flue gas heating cover.And be positioned at downstream owing to entering mouth 21, smoke outlet 22 is positioned at upstream, can realize temperature in pyrolysis main body 1 by flue gas adverse current increases gradually with the direction of motion of coal.Thus ensure coal in moving process in the pyrolysis in differing temps stage.Wherein, flue gas heating cover between first pyrolysis main body 31 and the second pyrolysis main body 32 is communicated with by the flue gas pipeline 23 being placed on seal closure 4, and namely the two series connection is to make the temperature of the second pyrolysis main body 2 higher when ensureing that every section of pyrolysis main body 1 temperature increases gradually.The mode of texturing that can realize the heating part 2 of the utility model object the flue gas heating cover in two sections of pyrolysis main bodys can also be made in other embodiments in parallel, as long as all should drop in protection domain of the present utility model.
Wherein in order to realize the timely extraction of tar steam better, preferably, the temperature that the heating part 2 of the first pyrolysis main body 31 controls this first pyrolysis main body 31 end is 400 ~ 500 DEG C, like this, to ensure that pyrolysis gas outlet 13 between the first pyrolysis main body 31 and the second pyrolysis main body 32 can the corresponding tar region of separating out in a large number better, the productive rate of tar is guaranteed.In addition, the heating part 2 of the second pyrolysis main body 32 controls the temperature of this second pyrolysis main body 32 end is 550 ~ 700 DEG C.That is, can export at solid product a large amount of precipitations completing coal gas before 12, and obtain the semicoke as solid product.Pyrolytic process of coal is made to obtain optimum realization.
In order to promote the efficiency of pyrolysis of coal further, preferably, the inwall as the rotary kiln of pyrolysis main body 1 is provided with such as, to projecting inward stirring part 7, the flight of various structure, this stirring part 7 is that multiple and along coal direction of motion interval is arranged.Therefore, it is possible to stir coal while rotary kiln rotates, to increase the thermocontact area of coal, heat-transfer effect is good, effectively promotes the efficiency of pyrolysis of coal.In addition, the head end of the first pyrolysis main body 31 and the end of the second pyrolysis main body 32 are closed respectively by kiln head cover 91 and kiln hood 92.The kiln head cover 91 submitted in the utility model and kiln hood 92 and above-mentioned seal closure 4 are the common part in rotary kiln field, and the utility model does not do this and too much repeats.
Advantage of the present utility model is introduced below in the mode of specific embodiment.
Comparative example
As shown in Figure 1, arranging traditional external-heating rotary kiln internal diameter is 4m, long 60m, and coal is heated to 600 DEG C from 100 DEG C and completes pyrolysis, and the solid materials residence time is about 1 hour.Rotary kiln rotating speed is 2r/min, and solid-filling rate is 10%, per hour can pyrolysis broken coal about 45 tons.Pyrolysis gas flow velocity in kiln is about 0.3m/s, and tarry vapours mean residence time in kiln is about 130s (from separating out the rotary kiln 40m of tar to the pyrolysis gas outlet being positioned at head end).
Embodiment
And adopt the utility model device, as shown in Figure 2, adopt two sections of rotary kilns of internal diameter 4m, long 40m and 20m and be tightly connected by the seal closure 4 that length is 3.5m, pyrolysis gas is derived (about rotary kiln 40 ~ 50m position by the temperature range 450 ~ 500 DEG C separated out in a large number at tar, namely in seal closure 4), wherein solid materials total residence time is about 1 hour.Two sections of rotary kiln rotating speeds are all 2r/min, and solid-filling rate is 10%, per hour can pyrolysis broken coal about 45 tons.Pyrolysis gas flow velocity in kiln is about 0.3m/s, and now, solid materials residence time pyrolysis gas shorter residence time is about 20s, can greatly reduce the second pyrolysis chance of tar, ensure that the productive rate of tar.
Meanwhile, by regulating load volume to be 6000Nm
3/ h, makes cyclonic separator work in optimum condition, and efficiency of dust collection can be made to bring up to more than 90% from 70%.
To sum up, the utility model, by being arranged on by pyrolysis gas outlet between two sections of rotary kilns, can make pyrolysis gas without high temperature section, and short at revolution kiln residence time, tar yield is high, and heat transfer efficiency is high.And be can realize gas-solid separating device 5 built-in more dexterously, ensure dust removing effects.In addition, the utility model mainly can process particle diameter at below 25mm broken coal, can be the low-rank coal such as long-flame coal, non-caking coal, weakly caking coal particularly.Therefore, the pyrolysis of coal device that the utility model provides has higher practicality and promotional value.
Below preferred implementation of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible array mode.
In addition, also can carry out arbitrary combination between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (9)
1. a pyrolysis of coal device, comprise and there is coal entrance (11), the pyrolysis main body (1) of solid product outlet (12) and pyrolysis gas outlet (13), this pyrolysis main body (1) also has heating part (2), coal enters in described pyrolysis main body (1) from described coal entrance (11), and towards described solid product outlet (12) motion while being heated by described heating part (2), it is characterized in that, described pyrolysis gas outlet (13) be positioned at described coal entrance (11) and described solid product outlet (12) between and be communicated with vacuum source.
2. pyrolysis of coal device according to claim 1, is characterized in that, have preheating section, tar elutriation leg and coal gas elutriation leg in described pyrolysis main body (1), described pyrolysis gas outlet (13) is positioned at described tar elutriation leg.
3. pyrolysis of coal device according to claim 1, it is characterized in that, described pyrolysis main body (1) comprises the first pyrolysis main body (31) and the second pyrolysis main body (32) respectively with described heating part (2), this the first pyrolysis main body (31) and the second pyrolysis main body (32) are tightly connected, and described pyrolysis gas outlet (13) is arranged between described first pyrolysis main body (31) and the second pyrolysis main body (32).
4. pyrolysis of coal device according to claim 3, it is characterized in that, described first pyrolysis main body (31) and the second pyrolysis main body (32) are tightly connected by seal closure (4), are connected with the gas-solid separating device (5) be placed in sealing cover (4) between described pyrolysis gas outlet (13) and described vacuum source.
5. pyrolysis of coal device according to claim 4, it is characterized in that, described gas-solid separating device (5) is cyclonic separator, and this cyclonic separator comprises the air outlet (51) that heat outputting is vented one's spleen and the discharge port (52) exporting coke powder.
6. pyrolysis of coal device according to claim 4, it is characterized in that, described first pyrolysis main body (31) and described second pyrolysis main body (32) are arranged by described seal closure (4) ladder, and the described second pyrolysis main body (32) being positioned at downstream is lower than the described first pyrolysis main body (31) being positioned at upstream, in wherein said seal closure (4), be provided with the conveying swash plate (6) connecting described first pyrolysis main body (31) and described second pyrolysis main body (32).
7. pyrolysis of coal device according to claim 4, it is characterized in that, described heating part (2) is the flue gas heating cover be communicated with flue gas source, this flue gas heating cover is formed by the sidewall interlayer of described pyrolysis main body (1) and has and is positioned at entering mouth (21) and being positioned at the smoke outlet (22) of upstream of downstream, wherein, the described flue gas heating cover between described first pyrolysis main body (1) and described second pyrolysis main body (2) is communicated with by the flue gas pipeline (23) being placed on described seal closure (4).
8. according to the pyrolysis of coal device in claim 1-5 described in any one, it is characterized in that, the downstream of described pyrolysis gas outlet (13) is provided with carrier gas inlet (8), and this carrier gas inlet (8) is communicated with pyrolysis of coal source of the gas.
9. pyrolysis of coal device according to claim 1, it is characterized in that, described pyrolysis main body (1) is rotary kiln, the inwall of this rotary kiln is provided with to projecting inward stirring part (7), this stirring part (7) is for arranging at multiple and along described coal direction of motion interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656298.7U CN204454996U (en) | 2014-11-05 | 2014-11-05 | Pyrolysis of coal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420656298.7U CN204454996U (en) | 2014-11-05 | 2014-11-05 | Pyrolysis of coal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204454996U true CN204454996U (en) | 2015-07-08 |
Family
ID=53661909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420656298.7U Active CN204454996U (en) | 2014-11-05 | 2014-11-05 | Pyrolysis of coal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204454996U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104610989A (en) * | 2014-11-05 | 2015-05-13 | 神华集团有限责任公司 | Coal pyrolysis device |
| CN106433719A (en) * | 2016-10-13 | 2017-02-22 | 霍进铭 | Coal pyrolysis device |
-
2014
- 2014-11-05 CN CN201420656298.7U patent/CN204454996U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104610989A (en) * | 2014-11-05 | 2015-05-13 | 神华集团有限责任公司 | Coal pyrolysis device |
| CN106433719A (en) * | 2016-10-13 | 2017-02-22 | 霍进铭 | Coal pyrolysis device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102417823B (en) | Drying and dry distillation combined quality improving process and system for low rank coal | |
| CN105148886B (en) | A kind of automatic production line of powdered active carbon regenerating | |
| CN105238425A (en) | Gas-solid mixed heat carrier quick pulverized coal pyrolysis process and device | |
| CN102433142B (en) | Quality-improving technique combining low-rank coal pneumatic drying with multi-tube revolving dry distillation and system for same | |
| CN104449774B (en) | Down-flow gas semi-coke activated pulverized coal pyrolysis system and method | |
| CN103980912B (en) | A kind of brown coal method for destructive distillation and device | |
| CN104152162B (en) | The pyrolysis system of broken coal pyrolysis and broken coal pyrolysis produce semicoke, the device and method of burnt oil and gas | |
| CN106753491A (en) | A kind of solid thermal carriers activation coal gas flashing speed oven coal produces the system and method for coal tar, coal gas and semicoke | |
| CN104524908B (en) | A kind of film dust arrester and utilize the pyrolytic process of coal of this film dust arrester | |
| CN106811220A (en) | A kind of pyrolytic reaction separator and pyrolytic reaction separation method | |
| CN104610989A (en) | Coal pyrolysis device | |
| CN204874405U (en) | Biological oily preparation system | |
| CN204454996U (en) | Pyrolysis of coal device | |
| CN205007981U (en) | Palingenetic automation line of powdered activated carbon | |
| CN103409156B (en) | Heat carrier destructive distillation system for coal and method thereof | |
| CN202246561U (en) | Low-rank coal gas flow drying and multi-pipe rotary dry distillation combined quality improvement system | |
| CN204421572U (en) | A kind of rotary drying machine | |
| CN103333704A (en) | Stepped pulverized coal low-temperature carbonization system without heat carrier on grate | |
| CN103756698B (en) | Low-grade coal gas flow injection dense-phase quick dry distillation upgrading method and system | |
| CN203212525U (en) | Gas-solid combined biomass partition speed control pyrolysis system | |
| CN206478949U (en) | A kind of floated abraum salt annealing device | |
| CN104567299A (en) | Rotary drying device | |
| CN107267170A (en) | Biomass carbonization pyrolysis installation | |
| CN202220155U (en) | Combined upgrading system for drying and destructive distillation of low rank coal | |
| CN105001895A (en) | Bio-oil preparation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 22, diazepam West Binhe Road, Dongcheng District, Beijing, Beijing Co-patentee after: National Institute of Clean and Low Carbon Energy Patentee after: National energy investment Refco Group Ltd Address before: 100011 Shenhua building, 22, Ping Men Road, West Binhe Road, Dongcheng District, Beijing Co-patentee before: National Institute of Clean and Low Carbon Energy Patentee before: Shenhua Group LLC |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100011 Beijing Dongcheng District, West Binhe Road, No. 22 Patentee after: CHINA ENERGY INVESTMENT Corp.,Ltd. Patentee after: Beijing low carbon clean energy research institute Address before: 100011 Beijing Dongcheng District, West Binhe Road, No. 22 Patentee before: CHINA ENERGY INVESTMENT Corp.,Ltd. Patentee before: Beijing low carbon clean energy research institute |