CN201406403Y - Coke dry quenching test device - Google Patents
Coke dry quenching test device Download PDFInfo
- Publication number
- CN201406403Y CN201406403Y CN2009200406429U CN200920040642U CN201406403Y CN 201406403 Y CN201406403 Y CN 201406403Y CN 2009200406429 U CN2009200406429 U CN 2009200406429U CN 200920040642 U CN200920040642 U CN 200920040642U CN 201406403 Y CN201406403 Y CN 201406403Y
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- testing apparatus
- dry coke
- coke quenching
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Abstract
The utility model relates to a coke dry quenching test device which comprises a dry quenching furnace, a chimney and a cooling gas conveying device. A gas output branch pipe of the cooling gas conveying device is positioned in the body of the dry quenching furnace; a gas guide hole is formed at the top of the dry quenching furnace and communicated with the chimney; and a gate valve is arranged between the gas guide hole and the chimney. The coke dry quenching test device is characterized by also comprising a thermocouple and a central processing device connected with the thermocouple; and a probe of the thermocouple is positioned in the gas guide hole. The central processing device of the coke dry quenching test device can detect the temperature of gas at an outlet during the coke dry quenching through the thermocouple arranged in the gas guide hole on a real-time basis; a corresponding relation is formed between the temperature and the air input and air intake time of cooling gas, thereby reflecting the state of cokes at different stages during the coke dry quenching, simulating the quality of the cokes for the production of dry quenching cokes, and playing a guiding role in coalblending and coke making direct volatilization on the production.
Description
Technical field
The utility model relates to a kind of dry coke quenching testing apparatus, is used for the dried process of putting out of coke cooling of testing coke oven refining.
Background technology
Dry coke quenching is that technology is to utilize cold cooling gas (waste gas after burning), thereby cools off red Jiao dried putting out in the stove with the red burnt heat exchange of red heat.The cooling gas that has absorbed red burnt heat is passed to coke dry quenching boiler generation steam with heat, and the cooling gas that is cooled blasts the dried stove that puts out by recirculation blower again and cools off red Jiao.The steam that coke dry quenching boiler produces or incorporate factory's internal steam pipe net into or send to generating.
Dry coke quenching can reclaim red burnt sensible heat, reduces environmental pollution, and can improve coke quality, helps resources conseravtion and reduces coke cost.But relate to heat exchange system, steam system, power generation system owing to produce dry coke quenching, process is quite complicated, is difficult in the laboratory and realizes effectively simulation.
Because the energy-saving and cost-reducing advantage of dry quenching system, present newly-built coke oven adopts dry coke quenching comprehensively, and present testing coke oven is based on wet quenching.Wet quenching is compared with dry coke quenching, the thermal stresses that its coke is subjected to is different with the thermal history of coke, thereby influenced the technological property of coke, technology with wet quenching is carried out coking test, certainly will be difficult to accurate simulation and produce the quality change of coke, be difficult to bring into play the directive function of coking test producing.And at present also less than comparatively sophisticated dry coke quenching testing apparatus.
Summary of the invention
The purpose of this utility model is: the main weak point at the no special-purpose testing apparatus of above existing dry coke quenching test, a kind of dry coke quenching testing apparatus is proposed, and can simulate coke dry coke quenching process, and therefrom obtain actual production is risen the parameter of directive function.
In order to reach the above object: dry coke quenching testing apparatus of the present utility model, its composition comprises: dried stove, chimney, the cooling gas e Foerderanlage of putting out, the gas output arm of described cooling gas e Foerderanlage is positioned at the dried body of heater that puts out stove, the described dried furnace roof that puts out stove offers gas port, described gas port and chimney UNICOM, has gate valve between gas port and the chimney, its improvements are: the central processor equipment that also has thermopair and be electrically connected with this thermopair, the probe of described thermopair is positioned at gas port.
In order further to reach above purpose, the utility model dry coke quenching testing apparatus, further improvements are: have on the gas delivery trunk of cooling gas e Foerderanlage and can regulate the supply gas motor-driven control valve of flow of house steward, the signal input part of this motor-driven control valve is connected with the control signal output terminal of central processor equipment.
Principle of work of the present utility model is as follows: the central processor equipment of this dry coke quenching testing apparatus can real-time detect the temperature of dry coke quenching process middle outlet place gas by being arranged at thermopair in the gas port, the air input of this temperature and cooling gas, inlet period forms corresponding relation, thereby the state that can reflect dry coke quenching process coke during each stage, and can be by the charge flow rate of motorized adjustment valve regulation cooling gas, act on the dry coke quenching process, realized closed-loop control, through simulation dry coke quenching coke course, can sum up some dry coke quenching experiences that draw, these experiences can be brought into play direct directive function to producing coal-blending coking.
The beneficial effects of the utility model are as follows: this dry coke quenching testing apparatus is from simulation coke dry coke quenching thermal history, simplified production dry coke quenching process, angle from coke quality control, realized simulation to the production dry quenching system, make the coal-blending coking of testing coke oven bring into play direct directive function, have stronger operability producing coal-blending coking; The dry coke quenching testing apparatus makes coke protect cooling under cooling gas, and about 2h of quenching time approaches and produces the dry coke quenching process, so the quality that this experimental installation can STRENGTH ON COKE realizes simulation preferably, has created condition for coking test instructs coal-blending coking; Level of automation from the dry coke quenching test furnace, by Outlet Gas Temperature is measured, real-time control in the quenching process to the cooling gas flow, satisfied the dry coke quenching test furnace in the requirement of different steps to flow, effectively guarantee the slight positive pressure state in the coke dry quenching furnace, avoid entering of air, guaranteed carrying out smoothly of dry coke quenching.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 does solid work the main TV structure synoptic diagram of quenching testing apparatus for the utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 does solid work the right TV structure synoptic diagram of quenching testing apparatus for the utility model.
Fig. 4 is a cooling gas control synoptic diagram of the present utility model.
Embodiment
The dry coke quenching testing apparatus of present embodiment such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, its composition comprises: dried stove 1, chimney 6, the cooling gas e Foerderanlage of putting out, the gas output arm 4 of this cooling gas e Foerderanlage is positioned at the dried body of heater that puts out stove 1, the dried furnace roof 2 that puts out stove 1 offers gas port 8, gas port 8 and chimney 6 UNICOMs, has gate valve 7 between gas port 8 and the chimney 6, the central processor equipment 18 that has thermopair 9 in addition and be electrically connected with this thermopair 9, the probe of thermopair 9 is positioned at gas port 8.Among Fig. 1,5 is track, and coke imports through track 5, carries out shove charge and comes out of the stove.
In the present embodiment, dried furnace wall, the furnace roof that puts out stove has bilayer structure, and its internal layer is a refractory materials, and skin is an outer cover of steel plate, and this bilayer structure can keep the appropriateness of heat to distribute, because heat does not have recovery, appropriate heat radiation can improve the dried cooling efficiency that puts out stove.As shown in Figure 1 and Figure 2, the dried furnace wall 10 that puts out stove 1 has three (101,102,103), furnace wall 101,102,103 and fire door 3 surround square shape, sealing between furnace wall 10 and the furnace roof 2, seal between the adjacent furnace wall, have oven door sealing mechanism between fire door 3 and the furnace wall 101,103, oven door sealing mechanism can adopt the sand seal device.This dry coke quenching testing apparatus makes coke be in sealed state all the time, has avoided entering of air, has guaranteed normally carrying out of quenching.
As shown in Figure 4, in the present embodiment, have on the gas delivery trunk 11 of cooling gas e Foerderanlage and can regulate the supply gas motor-driven control valve 17 of flow of house steward, the signal input part of this motor-driven control valve 17 is connected with the control signal output terminal of central processor equipment 18.Like this, central processor equipment just can change according to Outlet Gas Temperature, and control enters the dried cooling gas flow that puts out in the stove automatically, realizes closed-loop control, makes the controllability of this testing apparatus improve greatly, helps carrying out smoothly of simulation test.
In order to ensure the supply of cooling gas, this testing apparatus utilizes omnibus bar that some cooling gas cylinder groupings are linked to each other, and guarantees to satisfy the demand of dry coke quenching to cooling gas tolerance.Specifically, as Fig. 1, Fig. 2, shown in Figure 4, cooling gas e Foerderanlage of the present utility model includes some cooling gas cylinders 15, omnibus bar 16, gas delivery trunk 11, the some gas output arm 4 that connects successively.Adopt bottled cooling gas to carry out dry coke quenching, having solved does not have the problem that tube-cooled gas can not dry coke quenching, and will cool off gas cylinder with omnibus bar and link to each other, and has guaranteed that required nitrogen supply (NS) of quenching and quenching are even.As can be seen from Fig. 2, the cooling gas e Foerderanlage of present embodiment has four gases output arms, is distributed in dried four corners of putting out in the stove stove, makes every effort to can quenching even.Cooling gas feeds around the bottom of coke dry quenching furnace, is overflowed by the top of coke dry quenching furnace.The dried furnace roof that puts out stove has convex configuration, and the horizontal elevation of central zone is for the highest, and gas port is positioned at the central zone of furnace roof, guarantees that gas discharges smoothly.
In Fig. 1, Fig. 2, embodiment shown in Figure 3, the fire door 3 of this dry coke quenching testing apparatus is a slide down dynamic formula fire door, the dried body of heater that puts out stove 1 is fixed with and holds the guide rail 20 that fire door 3 slides up and down, fire door 3 places in this guide rail 20, in order to realize electronic control stove door switch, this device also has the fire door hoisting appliance, the composition of described fire door hoisting appliance comprises electric motor 14, by the drum 21 of motor drive driving motion 14, be around in the stay cord 22 on this drum 21, the free end of the stay cord 22 on the drum 21 is connected with fire door 3 tops.As shown in Figure 3, furnace door lifting device also has two and is used to the fixed pulley 12,13 that guides stay cord 22 to turn to, electric motor 14 fixes on the ground, one of them fixed pulley 13 is positioned at dried top of putting out furnace door 3, another fixed pulley 12 is positioned at the top of drum 21, and the free end of stay cord is walked around the fixed pulley 12 of drum top successively, fixed pulley 13 backs of fire door top are connected with fire door 3 tops.The dry coke quenching fire door adopts electronic control, controls convenient, flexiblely, has reduced the time of door opening and closing, thereby has reduced the combustion loss of coke.
In the present embodiment, cooling gas is selected nitrogen for use, and the dry coke quenching testing apparatus is realized optimized dry coke quenching effect by the flow of time variable control nitrogen, the red heat coke enter dried put out stove at the beginning of, with 4-6m
3The big flow of/min is full of the dried stove that puts out, and the incendiary coke is extinguished, and then, flow is reduced to 0.5-1m
3/ min flow makes the abundant heat exchange of coke and gas, is reduced to below the burning-point up to coke temperature, promptly judges the quenching terminal point, stops to feed nitrogen, and quenching finishes.Realize the time variable control of nitrogen flow, effectively guaranteed dry coke quenching effect and the consumption of having saved nitrogen.The judgement of quenching terminal point, directly judge relatively difficulty with coke temperature, because coke temperature is difficult to measure accurately, the present invention is by the relation between research dry coke quenching Outlet Gas Temperature and the coke temperature, when thinking that temperature when exit gas is less than 130 ℃, coke temperature has been reduced to below the burning-point, promptly is judged to be the quenching terminal point.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation form, all drop on the protection domain of the utility model requirement.
Claims (10)
1, a kind of dry coke quenching testing apparatus, its composition comprises: dried stove, chimney, the cooling gas e Foerderanlage of putting out, the gas output arm of described cooling gas e Foerderanlage is positioned at the dried body of heater that puts out stove, the described dried furnace roof that puts out stove offers gas port, described gas port and chimney UNICOM, and have gate valve between described gas port and the chimney, it is characterized in that: the central processor equipment that also has thermopair and be electrically connected with this thermopair, the probe of described thermopair is positioned at gas port.
2, dry coke quenching testing apparatus according to claim 1, it is characterized in that: have on the gas delivery trunk of described cooling gas e Foerderanlage and can regulate the supply gas motor-driven control valve of flow of house steward, the signal input part of this motor-driven control valve is connected with the control signal output terminal of central processor equipment.
3, dry coke quenching testing apparatus according to claim 2 is characterized in that: described cooling gas e Foerderanlage includes some cooling gas cylinders, omnibus bar, gas delivery trunk, the some gas output arm that connects successively.
4, dry coke quenching testing apparatus according to claim 3 is characterized in that: the described dried furnace roof that puts out stove has convex configuration, and the horizontal elevation of central zone is for the highest, and described gas port is positioned at the central zone of furnace roof.
5, dry coke quenching testing apparatus according to claim 4 is characterized in that: the described dried body of heater that puts out stove is fixed with and holds the guide rail that fire door slides up and down, and described fire door places in this guide rail.
6, dry coke quenching testing apparatus according to claim 5, it is characterized in that: also have furnace door lifting device, the composition of described furnace door lifting device comprises electric motor, by the drum of motor drive driving motion, be around in the stay cord on this drum, the free end of the stay cord on the drum is connected with the fire door top.
7, dry coke quenching testing apparatus according to claim 6, it is characterized in that: described furnace door lifting device also has two and is used to the fixed pulley that guides stay cord to turn to, described electric motor fixes on the ground, one of them fixed pulley is positioned at dried top of putting out furnace door, another fixed pulley is positioned at the top of drum, and the free end of described stay cord is connected with the fire door top after walking around the fixed pulley of fixed pulley, fire door top of drum top successively.
8, dry coke quenching testing apparatus according to claim 7 is characterized in that: described dried furnace wall, the furnace roof that puts out stove has bilayer structure, and its internal layer is a refractory materials, and skin is an outer cover of steel plate.
9, dry coke quenching testing apparatus according to claim 8, it is characterized in that: the described dried stove and accessory that puts out has three wing furnace walls, and described furnace wall and fire door surround square shape, seal between furnace wall and the furnace roof, seal between the adjacent furnace wall, have oven door sealing mechanism between fire door and the furnace wall.
10, dry coke quenching testing apparatus according to claim 9 is characterized in that: described cooling gas e Foerderanlage has four gas output arms, is distributed in dried four corners of putting out in the stove stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200406429U CN201406403Y (en) | 2009-04-21 | 2009-04-21 | Coke dry quenching test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200406429U CN201406403Y (en) | 2009-04-21 | 2009-04-21 | Coke dry quenching test device |
Publications (1)
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| CN201406403Y true CN201406403Y (en) | 2010-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2009200406429U Expired - Fee Related CN201406403Y (en) | 2009-04-21 | 2009-04-21 | Coke dry quenching test device |
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| CN (1) | CN201406403Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163041A (en) * | 2011-12-16 | 2013-06-19 | 景德镇开门子陶瓷化工集团有限公司 | Method and system for accurately obtaining dry quenching coke burn-out rate |
| CN105694921A (en) * | 2014-11-27 | 2016-06-22 | 上海梅山钢铁股份有限公司 | Whole stock column heat transfer dry quenching device |
| CN107557026A (en) * | 2015-12-14 | 2018-01-09 | 芜湖新兴铸管有限责任公司 | A kind of dry coke quenching regulating rod sealing device |
-
2009
- 2009-04-21 CN CN2009200406429U patent/CN201406403Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163041A (en) * | 2011-12-16 | 2013-06-19 | 景德镇开门子陶瓷化工集团有限公司 | Method and system for accurately obtaining dry quenching coke burn-out rate |
| CN105694921A (en) * | 2014-11-27 | 2016-06-22 | 上海梅山钢铁股份有限公司 | Whole stock column heat transfer dry quenching device |
| CN107557026A (en) * | 2015-12-14 | 2018-01-09 | 芜湖新兴铸管有限责任公司 | A kind of dry coke quenching regulating rod sealing device |
| CN107557025A (en) * | 2015-12-14 | 2018-01-09 | 芜湖新兴铸管有限责任公司 | A kind of dry coke quenching regulating rod sealing device |
| CN107557025B (en) * | 2015-12-14 | 2019-11-12 | 芜湖新兴铸管有限责任公司 | A kind of dry coke quenching regulating rod sealing device |
| CN107557026B (en) * | 2015-12-14 | 2019-11-12 | 芜湖新兴铸管有限责任公司 | A kind of dry coke quenching regulating rod sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20170421 |