CN102634359B - Air guide brick and air guide wall thereof as well as pulverized coal destructive distillation carbonization chamber applying brick and wall - Google Patents
Air guide brick and air guide wall thereof as well as pulverized coal destructive distillation carbonization chamber applying brick and wall Download PDFInfo
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- CN102634359B CN102634359B CN 201210119488 CN201210119488A CN102634359B CN 102634359 B CN102634359 B CN 102634359B CN 201210119488 CN201210119488 CN 201210119488 CN 201210119488 A CN201210119488 A CN 201210119488A CN 102634359 B CN102634359 B CN 102634359B
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Abstract
The invention discloses an air guide brick and an air guide wall thereof as well as a pulverized coal destructive distillation carbonization chamber applying the brick and the wall, wherein the air guide brick is internally provided with air receiving bricks and air exhaust bricks with air channel structures; the air guide wall is composed of at least one longitudinal air channel and at least one horizontal air channel which are formed by a plurality of air receiving bricks and air exhaust bricks in 'T' -shaped structures or 'straight-line'-shaped structures which are communicated with the air receiving bricks; the top end of each longitudinal air channel is provided with an air general channel, and the bottom end of each longitudinal air channel is provided with a tar channel; the carbonization chamber is positioned at the middle line of the carbonization chamber, and the part of the carbonization chamber parallel to a combustion chamber is provided with the air guide wall, and two surfaces of the air guide wall are provided with support walls. The air guide wall of the carbonization chamber provided by the invention internally forms a low-temperature protection region which has the characteristics of rapid guide speed of pyrolysis gaseous products, high comprehensive utilization of pulverized coal, reasonable structure, high intensity and the like.
Description
Technical field
The fine coal dry distillation charring chamber that the present invention relates to a kind of fine coal dry distillation charring chamber, particularly a kind of air guide brick and air guide wall thereof and use this brick wall.
Background technology
Gas retort is component devices important in the low-temperature pyrolysis production technique, and it should guarantee that process efficiency is high, convenient and reliable operation.Wherein mainly be requirement destructive distillation material homogeneous heating, retort process is easy to control, and available raw material types is wide, and feed coal grain range scale is large, and the volatile matter secondary pyrolysis of derivation is less etc.Coking chamber is the important component part of gas retort.Existing low-temperature pyrolysis coking chamber, such as the square coking chamber that North Shaanxi Province of China generally adopts, feed coal all adopts the lump coal of quality preferably lump coal, especially 15 ~ 80mm, and the lump coal rate of mechanical coal mining mostly is greatly 20% one 30%, causes so a large amount of fine coal resources effectively to utilize.Fine coal low-temperature pyrolysis technology more adopts the internal heat type heat supply, namely with gas or solid thermal carriers fluidized-bed heating fine coal, such as Soviet Union's fine coal fast pyrolysis process, Lu Qi Rule gas process etc., the pyrolysis gaseous product of this retorting technique mixes so that the gaseous product complicated component with the high-temperature gas thermal barrier, second-rate, and volume is large, has increased pyrolysis gaseous state product separation treating plant and power consumption.And adopt the fine coal retorting technique of external-heat heat supply that coking chamber is designed to many independently little carbonizing tube structures, being convenient to the pyrolysis gaseous product derives, although this destructive distillation structure makes things convenient for the derivation of gaseous product, but still keep away unavoidable its second pyrolysis that in the derivation process, occurs, and this structure is not easy to scale operation.In addition, gas retort both domestic and external trends towards maximizing, and the length of coking chamber, width and highly all increasing are also more and more higher to the requirement of the structural strength of stove and tightness.
Beijing low-carbon (LC) clean energy institute has designed a kind of low-temperature pyrolysis device, is provided with the collector of collecting the pyrolysis gaseous product in coking chamber, and the wall of described collector is distributed with some blocking material plates and penetrating via, and inside is cavity structure.The gaseous product that utilizes this collector to generate enters collector by penetrating via, is then derived by the bottom.This device can in time import collector with most of pyrolysis gaseous product that coking chamber generates, and leaves the high temperature pyrolysis district, has reduced the second pyrolysis of product.Left in time the high temperature pyrolysis district although the weak point of this structure at first is the pyrolysis gaseous product, its residence time in collector still can be very long, thoroughly do not avoid second pyrolysis; Next is that the pyrolysis gaseous product leaves coking chamber by the bottom of collector, has increased power consumption; The problems such as the material of the 30 collector adopts metal, and it exists, and anti-rapid heat cycle is poor, erosion medium resistance is serious, and especially the pyrolysis gas product is particularly serious such as erosions such as hydrogen sulfide, tar, and thermal conductivity is high, refractoriness under load is low and wear no resistance.
CN2102161898A discloses a kind of " multi-layer drum-type oil shale distillation process and gas retort ".This invention utilizes the conveying of multilayer cylinder less than the resinous shale of 25mm, and resinous shale relies on mechanical force ceaselessly to roll in cylinder, and the heat exchange of gaseous heat-carrier generation gas-solid relative current realizes destructive distillation.Establish 3 ~ 7 layers of cylinder in the gas retort, slightly be inclined to set, the gradient is less than 5 °, and cylinder is 1 ~ 3 row; Be rotation axis in the middle of the cylinder, cylinder is fixed on the axis with spoke, and the cylinder axis is connected with wheel box, electric motor.Gas retort top is provided with resinous shale feeding mouth and carbonizing gas relief outlet, and the middle part is provided with the thermal barrier import, and the bottom is provided with the cooling gas import, and oil shale semi-coke exported and water seal tank after the bottom was provided with destructive distillation, and the water seal tank bottom is provided with scraper conveyer.Resinous shale enters from a side of cylinder, and opposite side is discharged, and the below of the first layer cylinder discharge gate is the opening for feed of second layer cylinder, and material is pressed the zigzag course motion in gas retort.The solid thermal carriers treatment capacity of this device is large, be suitable for large-scale commercial production, oily yield is higher, most importantly can process to be taken as at present that waste material is abandoned and very precious granule wax shale resource.It is high that but this apparatus structure requires distillation process and gas retort automatization, and cylinder rolls continually and causes equipment and refractory wear larger, and service life of equipment is short; Next is the top that the carbonizing gas relief outlet of this device is arranged on gas retort, causes pyrolysis gaseous product residence time in cylinder longer; The 3rd is that cylinder rolls continually and causes power consumption large, and the semicoke lumpiness of generation is on the low side.
CN201071352Y discloses a kind of " closely dry distilling and layer carbonizing pipe vertical coke oven ".The coking chamber of this invention adopts the cone tubular structure, each coking chamber is divided into drying section from top to bottom successively, the volatilization section, retort section, charing section and chuck water-cooled dry coke-quenching chamber, each section adopts cone tubulose carbonizing tube, be provided with the coal gas venting hole between section and the section, be provided with many group cone tubular type coking chambers in the coke oven body, seal between every group of cone tubular type coking chamber and separate, a plurality of cone tubular type coking chambers in every group are radially parallel uniform, between screw-type coal distributor end and spiral coal distributing machine top, be provided with buffer stream coal pipe, be provided with remaining coal upflow tube between spiral coal distributing machine end and the chapelet, from chapelet to sealing the remaining coal upflow tube and communicating, whole process is totally-enclosed, the coal gas recycle.By adopting polycomponent layer combustion chamber and porous grid quirk technology, whole process homogeneous heating has improved the quality of semicoke.The weak point of this device: (1) furnace binding is complicated, and complex operation, maintenance difficulty, cost compare are large.(2) pyrolysis gaseous product derivation speed is low, the residence time is long and higher near the gaseous product temperature of charing tube wall.
Summary of the invention
The technical problem to be solved in the present invention is that the pyrolysis gaseous product stroke that produces of existing fine coal dry distillation charring chamber is longer, it is larger to derive resistance, cause gaseous product residence time in coking chamber longer, so that gaseous product second pyrolysis, the problem that the liquid product productive rate is low, and then the fine coal dry distillation charring chamber that a kind of air guide brick and air guide wall thereof is provided and uses this brick wall.
To achieve these goals, institute of the present invention Adopts measure is a kind of air guide brick and air guide wall thereof and uses the technical scheme of the fine coal dry distillation charring chamber of this brick wall that its described air guide brick is comprised of getter brick and the exhaust brick that its inside has pathway structure;
Described getter brick is the built-in gas passage brick that the inwardly middle top end face of its two side bottom is provided with " people " type structure; The lower passage space, both sides of the built-in gas passage brick of described " people " type structure is chamfer triangle body cavity structure, and its right angle, upper end face consists of pathway structure with the fine coal that naturally falls;
To be its bottom face be provided with the built-in gas passage brick of T-shape structure or the gas passage brick of " one " type structure to both sides, middle part end face to described exhaust brick.
A kind of air guide wall of using above-mentioned air guide brick of the present invention, its described air guide wall be the exhaust brick of the T-shape structure that is communicated with it by several getter bricks or " one " type structure consist of at least one vertical gas passage or laterally gas passage consist of, the top of its vertical gas passage is provided with the gas overall channel, and the bottom is provided with the tar passage; Perhaps
Described air guide wall is to consist of at least one vertical gas passage or horizontal gas passage formation by the exhaust brick of the T-shape structure of several getter bricks and its connection or " one " type structure and placed separately the building by laying bricks or stones of several standard bricks, the top of its vertical gas passage is provided with the gas overall channel, and the bottom is provided with the tar passage.
In above-mentioned technical scheme, its described additional technical feature is: described gas overall channel and tar passage are to be horizontally disposed with or the setting of low dip structure, and its little inclination angle is 3～12 °; The flow velocity of described vertical gas passage is 1.43 ~ 4.44m/s.
A kind of fine coal dry distillation charring chamber of using above-mentioned air guide wall of the present invention, its described coking chamber is that it is positioned at the coking chamber center line, and be parallel to the combustion chamber and be provided with the air guide wall that is consisted of by the air guide brick, and being provided with knee wall on the two sides of air guide wall, the particle diameter of described fine coal is less than 10mm.
The above-mentioned a kind of air guide brick that provides of the present invention and air guide wall thereof and the fine coal dry distillation charring chamber of using this brick wall, compared with prior art, the advantage and the positively effect that have are: be provided with air guide brick and the air guide wall thereof with gas-guiding structure in the middle of the coking chamber of the present invention, low-temperature pyrolysis designs for fine coal, it is longer to have solved fine coal low-temperature pyrolysis pyrolysis gaseous product stroke, derive the large and long problem of residence time of resistance, so that the fine coal resource is able to reasonable trans-utilization; Be provided with knee wall on air guide wall two sides, increased the structural strength of coking chamber, be conducive to prolong the work-ing life of coke oven; The air guide within the walls gas passage of section is regular orderly, reasonable in design, so that the pyrolysis gaseous product is derived fast with the flow velocity of 1.43 ~ 4.44m/s, thereby reduced it in the residence time of coking chamber inside, avoided the second pyrolysis of gaseous product, improved the productive rate of liquid product; The present invention adopts the air guide brick of gas-guiding structure and the coking chamber that the air guide wall consists of thereof, and simple and reasonable, cost is low, is easy to promote.
Description of drawings
Fig. 1 is the structural representation of getter brick in the coking chamber of the present invention.
Fig. 2 is the structural representation of T-shape exhaust brick in the coking chamber of the present invention.
Fig. 3 is the structural representation of " one " type exhaust brick in the coking chamber of the present invention.
Fig. 4 is the structural representation of combination air guide brick in the coking chamber of the present invention.
Fig. 5 is the main TV structure synoptic diagram of air guide wall () in the coking chamber of the present invention.
Fig. 6 is the main TV structure synoptic diagram of air guide wall (two) in the coking chamber of the present invention.
Fig. 7 is the horizontal profile structure synoptic diagram of coking chamber of the present invention and combustion chamber.
Among the figure: 1: the getter brick; 2: the rectangular parallelepiped cavity structure; 3: " people " type structure; 4: chamfer body cavity structure; 5: the exhaust brick; 6: the T-shape structure; 7: " one " type structure; 8: combination air guide brick; 9: the gas overall channel; 10: horizontal gas passage; 11: vertical gas passage; 12: the air guide wall; 13: the air guide brick; 14: standard brick; 15: the tar passage; 16: coking chamber; 17: knee wall; 18: the combustion chamber; 19: flue.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is made an explanation.
Such as accompanying drawing 1, Fig. 2, Fig. 3 and Fig. 4 are described, implement a kind of air guide brick 13 provided by the present invention, getter brick 1 and the exhaust brick 5 of in air guide brick 13, opening pathway structure, its structural shape is rectangular parallelepiped or square etc., in the present invention, the thermal conductivity of the air guide brick 13 of described design is less than 4.78 W/(m ℃ at least), its material is as main component take silicon oxide, such as silica brick and clay brick etc., the air guide brick 13 of this material has weakened the heat transfer of air guide brick 13 ecto-entads, be to have a larger temperature head inside and outside the body of wall, avoided portion gas in body of wall, to continue to occur second pyrolysis.
The designed getter brick 1 of the present invention is the gas passage that its inside is provided with " people " type structure 3, the gas passage that is somebody's turn to do " people " type structure 3 is top end face perforate (such as Fig. 1) from two side bottoms of brick body are inside, the space of passage two side lower parts is chamfer triangle body cavity structure 4, the space of middle and upper part is rectangular parallelepiped cavity structure 2, in the low-temperature pyrolysis process, right angle, chamfer triangle body cavity 4 upper end face consists of gas passage with the fine coal that naturally falls, it communicates with rectangular parallelepiped cavity 2, jointly consists of the gaseous product collection channel.This getter brick 1 can avoid gaseous product to be in for a long time hot environment so that gaseous product is derived from the chamfer triangle body cavity structure 4 of getter brick 1 rear and front end and the rectangular parallelepiped cavity structure 2 of brick body inside in time, has reduced second pyrolysis.
Designed exhaust brick 5 its inside of the present invention are provided with the gas passage of T-shape structure 6, or inside is provided with the gas passage of " one " type structure 7, this T-shape structure 6 is to consist of from bottom face to the end face perforate of both sides, middle part, and the gas passage that is somebody's turn to do " one " type structure 7 is to be communicated with from the left side to the right side perforate to consist of.This exhaust brick 5 is so that getter brick 1 gaseous product out can be according to T-shape structure 6 or " gas passage of type structure derives, thus rationally control the flow direction of gas, it can be derived fast along fixed route.
Build by laying bricks or stones and consist of when having the body of wall of air guiding function using the designed getter brick 1 of the present invention and exhaust brick 5, the basic structural unit that is combined as that adopts getter brick 1 and have an exhaust brick 5 of T-shape structure 6 is built by laying bricks or stones, i.e. as described in Figure 4 the combination air guide brick 8 that is made of getter brick 1 and exhaust brick 5; Or be combined as basic structural unit with getter brick 1 and exhaust brick 5 with T-shape structure 6 and " one " type structure 7 and build by laying bricks or stones; Or build by laying bricks or stones with getter brick 1 and the basic structural unit that is combined as with exhaust brick 5 of " one " type structure 7; These three kinds of Welded joints all so that the gaseous product that coking chamber generates can in time be derived rapidly, have further reduced the residence time of product, have improved the productive rate of liquid product.In addition, the first and the second assembled scheme are applicable to that gas production rate is large, the demanding coking chamber of gaseous mass, and the third assembled scheme is suitable for few and the coking chamber that must the gas recovery product of gas production rate.
On the basis of embodiment 1, implement a kind of air guide wall 12 of using the air guide brick of the present invention, as described in accompanying drawing 5 and Fig. 6, comprise getter brick 1, exhaust brick 5 and standard brick 14.The present invention adopts take the getter brick 1 of " people " type structure and exhaust brick 5 and piles up air guide wall 12 as basic structural unit, reaches the third assembled scheme that adopts among the embodiment 1.Wherein, the method for piling up body of wall comprises that level is built by laying bricks or stones with vertical builds by laying bricks or stones, and level build by laying bricks or stones with vertical build by laying bricks or stones to be implement successively or intersect to carry out.
As described in accompanying drawing 5, at the designed air guide wall 12(one of the present invention) building method in, " people " type getter brick 1 that adopts is identical with height, the width of exhaust brick 5, length is different, the exhaust brick is slightly long.When level is built by laying bricks or stones, " people " type getter brick 1 below, its upper end links to each other with exhaust brick 5 also that inside communicates.The standard brick on basic structural unit and two sides, the left and right sides adopts flat block of compartment to arrange from left to right, vertically build at a certain distance a T-shape exhaust brick 6 by laying bricks or stones according to design, the distance of beginning section and concluding paragraph is half of centre, so that the resistance that gaseous product is derived is identical, the cavity structure that this T-shape exhaust brick 6 of vertically building by laying bricks or stones consists of at vertical direction becomes vertical gas passage 11 of deriving gaseous product like this.Wherein, in the masonry construction on each vertical gas passage 11 both sides, " people " type getter brick 1 is just opposite with exhaust brick 5 upper-lower positions, as: if in the basic structural unit on vertical gas passage 11 left sides, the people " type getter brick 1 is below; and its upper end is connected with exhaust brick 5; then exhaust brick 5 is below in vertical gas passage 11 the right basic structural units; its upper end is connected with " people " type getter brick 1; and arrange with flat block of standard brick 14 compartments; this horizontal masonry construction can so that the gas passage on air guide wall 12 surfaces is evenly distributed, be beneficial to the gaseous product derivation of collecting each position generation of coking chamber; When vertically building by laying bricks or stones, top stagger arrangement or the fissure of displacement of above-mentioned horizontal masonry construction or carrying wall bottom surface are built identical basic structural unit and standard brick 14 by laying bricks or stones, turning 5 in the exhaust of the unified employing in bottom and top " one " type builds by laying bricks or stones, this type exhaust turns 5 " one " type inner chamber bottom surfaces and has certain gradient, consisted of respectively in the horizontal direction the tar passage 15 of " ︿ " type structure or low dip structure and the gas overall channel 9 of " ﹀ " type structure or low dip structure, its little inclination angle is 3～12 °.This is obliquely installed not only so that the flow velocity of gaseous product is accelerated, and the liquid condensed product that produces in the gaseous product can flow out recovery or utilization from the two ends of passage along the scarp.
As shown in Figure 6, the air guide wall 12(two of the embodiment of the invention) in the masonry construction, the combination air guide brick 8 that " people " type getter brick 1 and T-shape exhaust brick 5 consist of, its width and highly identical with " one " type exhaust brick 5.When level was built by laying bricks or stones, combination air guide brick 8 adopted flat block of compartment to arrange with " one " type exhaust brick 5 on two sides, the left and right sides from left to right.When vertically building by laying bricks or stones, top stagger arrangement or the fissure of displacement of above-mentioned horizontal masonry construction or carrying wall bottom surface are built identical combination air guide brick 8 and " one " type exhaust brick 5 by laying bricks or stones, and perhaps above-mentioned horizontal masonry construction and some layers of standard brick 14 stagger arrangement placed separately or the fissure of displacement are built by laying bricks or stones.Other is same as above.
Need to prove, look up from Vertical Square, being between the adjacent basic structural unit, standard brick 14 of different levels structure is not concordant correspondence, but staggered alternate, be that the above-mentioned fissure of displacement is built by laying bricks or stones, such set-up mode can be so that vertically brickwork joint be on unified vertical line, and the mechanical property about making between basic structural unit, the standard brick 14 is optimized greatly, has improved the bearing strength of body of wall vertical direction.Vertically the number of gas passage 11 and the gas flow rate in the gas passage are according to different practice choose reasonable, be used for fine coal low-temperature pyrolysis coking chamber, vertically gas passage 11 is traditionally arranged to be 2～6, this gas passage flow velocity generally within 1.43 ~ 4.44m/s scope, can satisfy the gaseous product of coking chamber generation and can in time derive rapidly requirement.Between the above-mentioned brick of building by laying bricks or stones certain thickness brickwork joint is arranged in addition, be used for filling with refractory mortar.
As described in accompanying drawing 5 and accompanying drawing 7, on embodiment 1,2 basis, implement a kind of fine coal dry distillation charring provided by the present invention chamber, comprise above-mentioned have the air guide wall 12 of gas-guiding structure and the knee wall 17 that arranges.The designed air guide wall 12 of the present invention is arranged on the center line of coking chamber 16, and is parallel to the combustion chamber 18 on both sides, and coking chamber 16 is divided into two, and described fine coal is carried out dry distillation charring, and the particle diameter of its described fine coal is less than 10mm.Air guide wall 12 is built by laying bricks or stones and is formed by getter brick 1 and the basic structural unit that is combined as with exhaust brick 5 of T-shape structure 6 and " one " type structure 7.When level was built by laying bricks or stones, the flat block of this basic structural unit and standard brick 14 compartments arranged that when vertically building by laying bricks or stones, the horizontal masonry construction fissure of displacement is built identical basic structural unit and standard brick 14 by laying bricks or stones.Be provided with equably the vertical gas passage 11 that is made of T-shape structure 6 in air guide wall 12 inside, its upper end communicates with gas overall channel 9, and the lower end communicates 15 with the tar passage.This air guide wall 12 can enter the inner fast derivation of body of wall so that the gaseous product that coking chamber generates in time turns 5 by getter brick 1 and exhaust through expanding, has reduced its residence time, has improved tar yield.In addition, this masonry construction can so that the gas passage on air guide wall 12 surfaces is evenly distributed, be conducive to collect the gaseous product that each position of coking chamber generates.
The present invention evenly is provided with knee wall 17 on air guide wall 12 two sides, and knee wall 17 two ends turn in embedding air guide wall 12 or the coking chamber 16 by the tiger head, have increased the intensity of body of wall, have improved the stability of coking chamber 16, have prolonged the work-ing life of coke oven.
Fine coal is sent in the coking chamber 16 by the coal supply apparatus of furnace roof, and the combustion heating of firing tunnel in coking furnace and air is warmed up to about 600 ℃ in the process combustion chamber 18, coking chamber 16 both sides, and the coking through 10h is decomposed into semicoke and pyrolysis gaseous product.Fervid semicoke is discharged after overcooling in the bottom of coking chamber 16, then transports the burnt system of sieve to.The pyrolysis gaseous product by getter brick 1 two ends chamfer triangle body cavity structure 4 enter body of wall inside, enter rapidly the horizontal gas passage 10 that is consisted of by T-shape exhaust brick 6 or " one " type exhaust brick 6, then in time derive rapidly coking chamber 16 by vertical gas passage 11 and gas overall channel 9, the pyrolysis gaseous product of derivation goes washing, purifying to process.
The below further specifies with an example of design.
Realize a kind of air guide brick of the present invention and air guide wall thereof and the fine coal dry distillation charring chamber of using this brick wall, to produce five kiloton semicokes per year as example, the structural dimensions of coking chamber 16 and operating parameters such as following table 1:
In view of structural dimensions and the operating parameters of coking chamber 16, getter brick 1 scantlings of the structure that the present invention adopts is 240 * 120 * 260mm, and vertically gas passage 11 vertical direction bore size are 160 * 60mm, and standard brick requires reasonable disposition according to building by laying bricks or stones.
Show through design calculation, the flow velocity of gas passage is 2.15m/s, be that the pyrolysis gaseous product that coking chamber 16 generates is derived coking chamber 16 fast take V-bar as 2.15m/s, reduced significantly its residence time in coking chamber 16, gaseous product stop and cracking problem that pulverized coal pyrolysis produces have been solved, improved the tar yield, the tar yield reaches 8.75 % by weight.
The present invention is provided with knee wall 17 according to design equably in the both sides of air guide wall 12, has increased largely the resistance to overturning of furnace wall intensity and coke oven thereof, has prolonged the work-ing life of coke oven.Design calculation shows that the furnace wall limit side load P of this invention coking chamber 16 is 0.095 kilograms per centimeter
2, the furnace wall limit side of more general coking chamber 0.07 kilograms per centimeter of loading
2Improved 35.9%.
Claims (6)
1. air guide brick, its described air guide brick (13) is comprised of getter brick (1) and the exhaust brick (5) that its inside has pathway structure;
Described getter brick (1) is the built-in gas passage brick that the inwardly middle top end face of its two side bottom is provided with " people " type structure (3); The lower passage space, both sides of the built-in gas passage brick of described " people " type structure (3) is chamfer triangle body cavity structure (4), and its right angle, upper end face consists of pathway structure with the fine coal that naturally falls;
Described exhaust brick (5) is that its bottom face is provided with the built-in gas passage brick of T-shape structure (6) to both sides, middle part end face, or wherein is provided with the gas passage brick of " one " type structure (7).
2. an application rights requires the air guide wall of 1 described air guide brick masonry, its described air guide wall (12) be the exhaust brick (5) of the T-shape structure (6) that is communicated with it by several getter bricks (1) or " one " type structure (7) consist of at least one vertical gas passage (11) and laterally gas passage (10) consist of, the top of its vertical gas passage (11) is provided with gas overall channel (9), and the bottom is provided with tar passage (15); Perhaps
Described air guide wall (12) is the exhaust brick (5) and several standard bricks (14) at least one vertical gas passage (11) of formation and horizontal gas passage (10) formation of building by laying bricks or stones placed separately by the T-shape structure (6) of several getter bricks (1) and its connection or " one " type structure (7), the top of its vertical gas passage (11) is provided with gas overall channel (9), and the bottom is provided with tar passage (15).
3. air guide wall as claimed in claim 2, its described gas overall channel (9) and tar passage (15) they are to be horizontally disposed with or the setting of low dip structure, its little inclination angle is 3～12 °.
4. air guide wall as claimed in claim 2, the flow velocity of its described vertical gas passage (11) is 1.43 ~ 4.44m/s.
5. an application rights requires the fine coal dry distillation charring chamber of 2 described air guide walls, its described coking chamber (16) is that it is positioned at coking chamber (16) center line, and be parallel to combustion chamber (18) and be provided with the air guide wall (12) that is consisted of by air guide brick (13), and be provided with knee wall (17) on the two sides of air guide wall (12).
6. fine coal dry distillation charring as claimed in claim 5 chamber, the particle diameter of its described fine coal is less than 10mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210119488 CN102634359B (en) | 2012-04-23 | 2012-04-23 | Air guide brick and air guide wall thereof as well as pulverized coal destructive distillation carbonization chamber applying brick and wall |
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| CN 201210119488 CN102634359B (en) | 2012-04-23 | 2012-04-23 | Air guide brick and air guide wall thereof as well as pulverized coal destructive distillation carbonization chamber applying brick and wall |
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| CN102634359A CN102634359A (en) | 2012-08-15 |
| CN102634359B true CN102634359B (en) | 2013-10-30 |
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| CN103740384B (en) * | 2014-01-29 | 2015-08-12 | 青岛伊诺威能源化工新技术有限公司 | The vertical coke discharging system of pit kiln |
| CN103897710B (en) * | 2014-04-16 | 2016-01-06 | 中冶焦耐工程技术有限公司 | A kind of upright furnace coking chamber with interior air collecting chamber |
| CN103911165B (en) * | 2014-04-16 | 2015-11-18 | 中冶焦耐工程技术有限公司 | A kind of upright furnace coking chamber for low-rank coal destructive distillation |
| CN107858163B (en) * | 2017-09-27 | 2024-02-20 | 榆林煤化工产业促进中心 | Device for preparing carbon-rich solid cleaning product by mixing coal |
| CN112920818B (en) * | 2021-01-21 | 2021-12-03 | 华中科技大学 | Internal and external heating pyrolysis reactor |
| CN114437743B (en) * | 2022-01-13 | 2023-10-27 | 中国三冶集团有限公司 | Pneumatic clamping device and brick wall brick arranging and building method for small flue of coke oven regenerator |
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| GB373241A (en) * | 1931-01-19 | 1932-05-19 | Gustav Hilger | Process of and apparatus for recovering and improving the distillation gases produced in the manufacture of coke |
| CN201059623Y (en) * | 2007-04-25 | 2008-05-14 | 胡正昌 | Energy-saving thermal insulation heated kang |
| CN102212378A (en) * | 2011-04-20 | 2011-10-12 | 中国科学院过程工程研究所 | Method for strengthening pyrolysis of carbon-containing substance and pyrolysis device |
| JP3173594U (en) * | 2011-11-30 | 2012-02-09 | 泰徳 松中 | block |
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