CN108753371A - A kind of high-temperature burner - Google Patents
A kind of high-temperature burner Download PDFInfo
- Publication number
- CN108753371A CN108753371A CN201810895930.6A CN201810895930A CN108753371A CN 108753371 A CN108753371 A CN 108753371A CN 201810895930 A CN201810895930 A CN 201810895930A CN 108753371 A CN108753371 A CN 108753371A
- Authority
- CN
- China
- Prior art keywords
- wear
- gasification
- eddy flow
- volute
- flow regulating
- 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.)
- Granted
Links
- 238000002309 gasification Methods 0.000 claims abstract description 79
- 230000001105 regulatory effect Effects 0.000 claims abstract description 40
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 21
- 239000007769 metal material Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009987 spinning Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 239000003034 coal gas Substances 0.000 abstract description 14
- 239000003245 coal Substances 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 10
- 230000008676 import Effects 0.000 abstract description 9
- 239000007787 solid Substances 0.000 abstract description 8
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 30
- 239000010410 layer Substances 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000012530 fluid Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000002817 coal dust Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910000720 Silicomanganese Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 239000003250 coal slurry Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005552 hardfacing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/74—Construction of shells or jackets
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/74—Construction of shells or jackets
- C10J3/76—Water jackets; Steam boiler-jackets
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/12—Heating the gasifier
- C10J2300/1223—Heating the gasifier by burners
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
Abstract
The invention discloses a kind of high-temperature burners, belong to Coal Gasification Technology field.This high-temperature burner includes：Eddy flow volute, flow regulating barrels and gasification burner tip, the flow regulating barrels are connected to eddy flow volute bottom and coaxially arrange, the gasification burner tip is located at eddy flow volute center, is in swirl shape outside the eddy flow volute, the eddy flow volute is internally provided with wear-resisting thermal insulating liner layer.The present invention is in one swirl channel of eddy flow volute internal structure, the movement locus of raw gas can be made to be changed to downward spiral by moving along a straight line, increase residence time of the coal gas in downstream airflow bed gasification furnace, so that import raw gas is sufficiently mixed and is reacted with the gasifying agent of gasification burner tip, the present invention have the advantages that it is simple in structure, fully reacted with the gasifying agent of gasification burner tip suitable for being washed away into the high temperature of the solid raw gas of mouth containing, enhancing import raw gas.
Description
Technical field
The invention belongs to Coal Gasification Technology fields, specifically, being related to a kind of high-temperature burner.
Background technology
In Coal Gasification Technology field, traditional fluid bed respectively has the advantages of quality, fluid bed to be with entrained flow gasification technique
The processing of feed coal and transport system are fairly simple, do not need coal pulverizer and pressure-flow system, investment is smaller, but fluid bed gas
Change temperature is relatively low, and the carbon residue of flying dust and slag is more.Air flow bed then invested in the processing of feed coal and pressure-flow system it is larger,
But its gasification reaction temperature is higher, and the phosphorus content of flying dust and slag is smaller, and calorific value of gas is high.Therefore, by two kinds of Coal Gasification Technologies
Effectively combine, is the forward position direction of follow-up Coal Gasification Technology development.
The technology that fluid bed and air flow bed combine is that 950 DEG C or so of high temperature rough gas for coming out fluidized-bed gasification furnace leads to
It crosses a kind of special burner and is sent in airflow bed gasification furnace and carry out second of gasification reaction, both solved fluid bed gas in this way
Change the high problem of converter fly ash carbon residue, also solves the processing of airflow bed gasification furnace feed coal and pressure-flow system invests big ask
Topic, while whole efficiency of carbon con version and calorific value of gas are substantially increased, there is very vast market prospect.
Utility model patent (patent publication No. CN205974428U, publication date are on 2 22nd, 2017) discloses one
Kind step combines bed gasification system, which includes：Coal supply unit, level-one fluid bed gasification unit, secondary air flow bed
Gasification unit, waste heat recovery unit, waste residue collector unit；The coal supply unit connects with the level-one fluid bed gasification unit
Logical, the level-one fluid bed gasification unit connection is connected to the secondary air flow bed gasification unit, the secondary air flow bed gasification
Unit is connected to the waste heat recovery unit, and the waste heat recovery unit is connected to the waste residue collector unit.The ladder of the program
Grade combination bed gasification system can carry out step gasification to coal dust, realize the Efficient Conversion of coal.The technical solution is most crucial
Part be exactly using coal gas of high temperature progress second of gasification reaction burner, but the temperature of import raw gas height (900~
1000 DEG C), a large amount of flying dusts are also carried, the Capability Requirement that the temperature tolerance and resistance to dust to burner wash away is higher, while also requiring
High temperature rough gas can improve response intensity according to special movement locus, increase the residence time in gasification furnace, make into
Mouth raw gas is sufficiently mixed and reacts with the gasifying agent of gasification burner tip, therefore is suitable for making using coal gas of high temperature there is an urgent need to one kind
For the burner of fuel.
Invention content
1, it to solve the problems, such as
It is washed away for the existing high temperature into the solid raw gas of mouth containing and import raw gas reacts not with the gasifying agent of gasification burner tip
Abundant problem, the present invention provide a kind of high-temperature burner, using in meeting using coal gas of high temperature as the combustion technology of fuel to burning
The particular/special requirement of device.
2, technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of high-temperature burner, which is characterized in that including：Eddy flow volute, flow regulating barrels and gasification burner tip, the flow regulating barrels connect
It is connected to eddy flow volute bottom and coaxially arranges, the gasification burner tip runs through the eddy flow volute and the flow regulating barrels simultaneously
It is stretched out from the flow regulating barrels, is in swirl shape outside the eddy flow volute, the eddy flow volute is internally provided with wear-resisting thermal insulating liner layer.
Preferably, the flow regulating barrels are conically shaped or circular cylinder, and institute's flow regulating barrels are internally provided with wear-resisting thermal insulating liner layer.
Preferably, the flow regulating barrels bottom is equipped with water-cooled jacket.
Preferably, the water-cooled jacket inner wall is equipped with wear-resistant liner layer.
Preferably, it is connected by first flange between the water-cooled jacket and flow regulating barrels, the second flange is set to described
Outside flow regulating barrels.
Preferably, the eddy flow volute is set as the direction tangentially angle with plane where the air inlet of burner.
Preferably, the quantity of the air inlet is at least one.
Preferably, the gasification burner tip is the tubular structure of water-cooling structure composition, and centre is gasifying agent channel, and channel is most lower
End is equipped with spinning disk.
Preferably, the outside of the gasification burner tip is equipped with wear-resistant sleeve.
Preferably, the material that the wear-resistant sleeve uses is wear-resistant metal material, wear-resisting nonmetallic materials or antifriction metal (AFM)
The combination of material and wear-resisting nonmetallic materials.
3, advantageous effect
Compared with the prior art, beneficial effects of the present invention are：
(1) high-temperature burner of the invention includes eddy flow volute, flow regulating barrels and gasification burner tip, and flow regulating barrels are connected to eddy flow whirlpool
Shell bottom simultaneously coaxially arranges, gasification burner tip is located at eddy flow volute center, is in swirl shape outside eddy flow volute, in eddy flow volute
Portion is equipped with wear-resisting thermal insulating liner layer can make the movement locus of raw gas by straight in one swirl channel of eddy flow volute internal structure
Line movement is changed to downward spiral, increases residence time of the coal gas in downstream airflow bed gasification furnace, makes import raw gas and gasification
The gasifying agent of burner is sufficiently mixed and reacts, and solves that the high temperature into the solid raw gas of mouth containing washes away and import raw gas is burnt with gasification
The gasifying agent of mouth reacts insufficient problem.
(2) flow regulating barrels of the invention are conically shaped or circular cylinder, can guarantee that flow velocity is consistent up and down using circular cylinder, using cone
Shape cylinder then makes exit velocity accelerate, it is ensured that import raw gas reacts uniformly and adequately, rectification with the gasifying agent of gasification burner tip
Cylinder is internally provided with wear-resisting thermal insulating liner layer, extends the service life of burner apparatus.
(3) flow regulating barrels bottom of the invention is equipped with water-cooled jacket, burner lower end because combustion reaction temperature is up to 1500 DEG C or more,
Service life of equipment is ensured using rational cooling structure.
(4) water-cooled jacket inner wall of the invention is equipped with wear-resistant liner layer, further increases its wear-resisting property.
(5) water-cooled jacket of the invention is connect with flow regulating barrels bottom by first flange, and flow regulating barrels are logical with eddy flow volute bottom
Second flange connection is crossed, the dismounting and replacement of burner are facilitated.
(6) air inlet of burner of the invention and eddy flow volute center tangentially angle, prevents that high temperature is caused to contain solid coal gas
Gasification burner tip directly is washed away, causes equipment attrition, while being conducive to the downward spiral movement of entire air velocity distribution；The number of air inlet
Amount is at least one, is moved downward along equipment inner wall rotation after coal gas can be made to enter.
(7) gasification burner tip of the invention is the tubular structure of water-cooling structure composition, and centre is gasifying agent channel, and channel is most lower
End is equipped with spinning disk, and gasifying agent can be made along certain azimuthal rotational motion, increase response intensity.
(8) outside of gasification burner tip of the invention is equipped with wear-resistant sleeve, plays the role of isolation, reduces danger, individually
Wear-resistant sleeve can extract replacement out after damage, reduce maintenance cost.
(9) material that wear-resistant sleeve of the invention uses is wear-resistant metal material, wear-resisting nonmetallic materials or antifriction metal (AFM)
The combination of material and wear-resisting nonmetallic materials increases the wear-resisting property of wear-resistant sleeve.
Description of the drawings
Fig. 1 is the diagrammatic cross-section of burner of the present invention；
Fig. 2 is the eddy flow spiral case top plan view for including an air inlet；
Fig. 3 is the eddy flow spiral case top plan view for including two air inlets；
Fig. 4 is the enlarged diagram of spinning disk.
In figure：1, eddy flow volute；2, flow regulating barrels；3, water-cooled jacket；4, wear-resistant sleeve；5, gasification burner tip；6, the first connection method
It is blue；7, the second connecting flange；8, air inlet；9, gas outlet；10, spinning disk.
Specific implementation mode
The present invention is further described below in the following with reference to the drawings and specific embodiments.
Embodiment 1
As shown in Figs. 1-2, a kind of high-temperature burner of the present embodiment, including：Eddy flow volute 1, flow regulating barrels 2 and gasification burner tip
5, the flow regulating barrels 2 are connected to 1 bottom of eddy flow volute and coaxially arrange, gasification burner tip 5 is located at 1 center of eddy flow volute.
Existing entrained flow bed gasification technology is usually all the structure type for four burner sides burning or overhead single fire mouth, gasification
The temperature of agent is all relatively low, and coal dust need to be sent into burner by way of Geldart-D particle or water-coal-slurry, and needs to set on pipeline
A series of valve (such as coal dust angle valve, triple valve, core flowmeter) is set to ensure the stability of its continuous conveying.It also needs simultaneously
The cost of setting igniter burner and startup burner in gasification furnace, these pipe valves and burner itself is very high, cost
The sum of nearly equivalent to gasification furnace body cost more than half, while its maintenance cost is high, and the replacement cycle is short.
Apparatus of the present invention are directly sent to seam road from one section of fluidized-bed gasification furnace, and centre is not necessarily to any control valve
Door, and it is high because carrying out temperature degree, it is not necessarily to igniter burner and startup burner, is directly passed through from the gasification burner tip 5 among this burner
Oxygen can burn, and many costs can be saved compared to traditional technology.Simultaneously because the tolerance for carrying out gas from one section of gasification furnace is larger, only
As soon as wanting that the normal gasification reaction of section gasification furnace can be maintained, the raw gas for reaching this burner is more stable, temperature, pressure,
The fluctuations such as tolerance are all smaller, are conducive to stablizing for gasification reaction and carry out.
1 outside of eddy flow volute of high-temperature burner of the present invention is in swirl shape, logical in eddy flow volute 1 internal structure, one eddy flow
Road can make the movement locus of raw gas be changed to downward spiral by moving along a straight line, and increase coal gas in downstream airflow bed gasification furnace
Residence time, and import raw gas is made to be sufficiently mixed and react with the gasifying agent of gasification burner tip 5, finally it is discharged along gas outlet 9.?
During this, solid granulates in coal gas keep water-cooling wall dross effect more preferable because the effect of centrifugal force is thrown toward gasification furnace wall surface,
Screw also can make the mixing of raw gas and gasifying agent more uniform, enhance gasification reaction effect.
In the present embodiment, the eddy flow volute 1 is internally provided with wear-resisting thermal insulating liner layer, solves into the solid raw gas of mouth containing
High temperature the problem of washing away.Wherein, wear-resistant castable, moldable, ramming mass, resistance to may be used in the material of wear-resisting thermal insulating liner layer
Rubbed brick, corundum, ceramics etc..
Burner body of the present invention is to add wear-resistant castable to manufacture by carbon steel shell, and processing and manufacturing difficulty is low, at low cost, raw
The production period is short, and reliability is high.
Apparatus of the present invention are simple in structure, adaptable to the variation of technological design, subsequent technique design optimization transformation difficulty
Low, further technique productions operational load regulating power is big, this burner, which has fuel using the operating mode of high-temperature gas, to be compared
Good reference significance has breakthrough progress in coal gasification field.
Embodiment 2
With reference to figure 1, a kind of high-temperature burner of the present embodiment, structure is substantially the same manner as Example 1, further：
The flow regulating barrels 2 are conically shaped or circular cylinder.Since the structure of flow regulating barrels 2 depends on burner outlet gas speed
Selection, below the small exit velocity in channel with regard to big, therefore flow regulating barrels 2 using circular cylinder can guarantee up and down flow velocity it is consistent, flow regulating barrels 2
Then exit velocity is made to accelerate using conically shaped, both selections are to need to calculate exit velocity according to simulation to determine.Further
Ensure that import raw gas is uniform with the gasifying agent of gasification burner tip 5 and adequately reacts.
Wherein, flow regulating barrels 2 are internally provided with wear-resisting thermal insulating liner layer, prevent high temperature from social security being caused to damage, and extend burner and set
Standby service life.
Embodiment 3
Since burner lower end is because combustion reaction temperature is up to 1500 DEG C or more, need to ensure to set using rational cooling structure
Standby service life, is with embodiment 1 or 2 differences, and in the present embodiment, 2 bottom of the flow regulating barrels is equipped with water-cooled jacket 3.Water cooling
For 3, set as cooling structure, wall surface temperature is low.
In order to increase wearability, further, 3 inner wall of the water-cooled jacket is equipped with wear-resistant liner layer, part on water-cooled jacket 3
For steel cylinders, it is internally provided with wear-resisting thermal insulating liner, upper end is equipped with connecting flange, is connected with flow regulating barrels 2, easy to disassemble can tie up
It repaiies.3 lower part of water-cooled jacket is divided into water-cooling structure, since gasified reverse occurs for exit raw gas and the gasifying agent mixing in burner
It answers, reaction zone temperature is up to 1500~2000 DEG C, and heat-insulating material in general sense is unable to long period and keeps out the range at this time
Temperature, therefore use water-cooling structure.
In the present embodiment, optionally, water-cooling jacket, water-cooling wall, water cooling coil pipe etc. can be used in water-cooling structure.Select water folder
Set is simple to manufacture, at low cost, but uneven water flow distribution, selection water-cooling wall and water cooling coil pipe uniform fluid flow, good effect of heat exchange, still
Manufacture more complex, cost is higher.
The general external structure for being all made of full water cooling set of traditional burner, high-temperature burner of the invention is by thermal insulating liner
It combines with 3 two kinds of structures of water-cooled jacket, is the complexity because of its operating mode.This burner top cannot use water cooling
Set is the structure type for needing resistance to erosion good because top is directly washed away by high-temperature particle, while can all be dropped using water-cooled jacket
It is low come gas temperature, influence gasification efficiency.Lower part of the present invention uses water-cooled jacket 3, is because air-flow at this time is whole downward
, it is more much smaller than top to washing away for wall surface.Simultaneously because burner base gasification reaction temperature is high, therefore cannot adopt
With resistance to material structure.
Meanwhile the modes such as wear-resisting spraying or build-up wear-resistant metal can be used in the internal face contacted with coal gas in water-cooled jacket 3, it can
To further increase its wear-resisting property.
Embodiment 4
A kind of high-temperature burner of the present embodiment, structure is substantially the same manner as Example 3, for maintenance of equipment replacement side
Just, with reference to figure 1, the water-cooled jacket 3 is connect with 2 bottom of flow regulating barrels by first flange 6, and first flange 6 is set to 2 shell of flow regulating barrels
External side is matched with entrained flow gasifying furnace top flange.The second flange 7 is set to outside the flow regulating barrels 2, second flange
7, for allowing entire burner to be connected with the pairing of downstream gasification furnace, facilitate the dismounting and replacement of burner.
It is burner manufacture, installation, maintenance for convenience using first flange 6 and second flange 7, in other embodiment
In, the other modes such as welding can also be used.
Embodiment 5
With reference to figure 2, high temperature contains solid coal gas and directly washes away gasification burner tip 5 in order to prevent, causes equipment attrition, the present embodiment
A kind of air inlet 8 of the burner of high-temperature burner and 1 center of eddy flow volute tangentially angle.Because gasification burner tip 5 is arranged in
The center of burner apparatus can prevent that high temperature is caused directly to wash away gasification burner tip 5 containing solid coal gas, cause equipment attrition,
Be conducive to the downward spiral movement of entire air velocity distribution simultaneously.
With reference to figure 2-3, the quantity of the air inlet 8 is at least one or multiple, and Fig. 3 shows that eddy flow spiral case includes
Two air inlets 8, two air inlets 8 with 1 center of eddy flow volute tangentially angle, along equipment inner wall after coal gas can be made to enter
Rotation moves downward.
Embodiment 6
With reference to figure 1, the high-temperature burner structure and above-described embodiment 1 of the present embodiment are essentially identical, strong in order to increase reaction
Degree, the gasification burner tip 5 are the tubular structure of water-cooling structure composition, and centre is gasifying agent channel, and burner is set to eddy flow spiral case 1
Connected using flange at top between center, with eddy flow volute 1, water-cooling jacket, water-cooling wall or aqueous cold plate can be used in burner water-cooled jacket
The structures such as pipe.With reference to figure 4, gasifying agent channel lower end is provided with spinning disk 10, and flight 10 is at least one, when gas passes through rotation
Flow 10, by the rotation of spinning disk 10 so that gasifying agent increases response intensity along certain azimuthal rotational motion, acceleration is anti-
It answers.
Embodiment 7
The embodiment of embodiment 7 is substantially identical as embodiment 1 or 6, in order to which danger is replaced and is reduced in the repair in later stage,
It differs only in, with reference to figure 1, the outside of the gasification burner tip 5 is equipped with wear-resistant sleeve 4.
Due to being pure oxygen inside gasification burner tip 5, certain danger can be caused, therefore have additional in the outside of gasification burner tip 5
Wear-resistant sleeve 4 plays the role of isolation, reduces dangerous.Wear-resistant sleeve 4 is located at the outside of gasification burner tip 5 and in upper end and gas
Change burner 5 by flanged joint, 4 main body of wear-resistant sleeve is the tubular structure that wear-resistant material is manufactured into, and can be wear-resistant metal material,
Or wear-resisting nonmetallic materials or both combination.Wherein, wear-resistant material can be antifriction alloy, wear-resisting spraying, hardfacing etc..
Wear-resistant metal material includes potassium steel, chrome molybdenum silico-manganese steel, tungsten carbide metal wear-resistant material, and wear-resisting nonmetallic materials include that rubber is wear-resisting
Ceramic coating, abrasion-resistant ceramic lining plate etc..Protective layer of the wear-resistant sleeve 4 as gasification burner tip, can bear the erosion of coal gas of high temperature.And
And individually wear-resistant sleeve 4 can extract replacement out after damage, reduce maintenance cost.
In other embodiments, wearing layer can also be set outside gasification burner tip 5, but if wearing layer damage will be with
Whole gasification burner tip 5 is replaced together, and the repair for being unfavorable for the later stage is replaced, and maintenance cost is high.
Embodiment 8
It should be pointed out that with reference to figure 1, it is further, wear-resisting described in the present embodiment on the basis of embodiment 7
The material that casing 4 uses is wear-resistant metal material, wear-resisting nonmetallic materials or wear-resistant metal material and wear-resisting nonmetallic materials
Combination improves the service life of burner, and the high-temperature burner of the present invention to increase the wear-resisting property of wear-resistant sleeve 4
Manufacturing cost is low, is convenient for industrialization.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (10)
1. a kind of high-temperature burner, which is characterized in that including：Eddy flow volute (1), flow regulating barrels (2) and gasification burner tip (5), it is described
Flow regulating barrels (2) are connected to eddy flow volute (1) bottom and coaxially arrange, the gasification burner tip (5) runs through the eddy flow
Volute (1) is stretched out with the flow regulating barrels (2) and from the flow regulating barrels (2), is in swirl shape outside the eddy flow volute (1), described
Eddy flow volute (1) is internally provided with wear-resisting thermal insulating liner layer.
2. a kind of high-temperature burner according to claim 1, which is characterized in that the flow regulating barrels (2) are conically shaped or circle
Shape cylinder, institute's flow regulating barrels (2) are internally provided with wear-resisting thermal insulating liner layer.
3. a kind of high-temperature burner according to claim 1 or 2, which is characterized in that flow regulating barrels (2) bottom is equipped with water
Cold set (3).
4. a kind of high-temperature burner according to claim 3, which is characterized in that water-cooled jacket (3) inner wall is equipped with wear-resisting
Liner layer.
5. a kind of high-temperature burner according to claim 4, which is characterized in that the water-cooled jacket (3) and flow regulating barrels (2) it
Between connected by first flange (6), it is external that the second flange (7) is set to the flow regulating barrels (2).
6. a kind of high-temperature burner according to claim 1, which is characterized in that the eddy flow volute (1) is set as and fires
The tangentially angle of the direction of plane where the air inlet (8) of burner.
7. a kind of high-temperature burner according to claim 6, which is characterized in that the quantity of the air inlet (8) is at least
One.
8. a kind of high-temperature burner according to claim 1, which is characterized in that the gasification burner tip (5) is water-cooling structure
The tubular structure of composition, centre are gasifying agent channel, and channel bottom is equipped with spinning disk (10).
9. a kind of high-temperature burner according to claim 1 or 8, which is characterized in that the outside of the gasification burner tip (5) is set
There is wear-resistant sleeve (4).
10. a kind of high-temperature burner according to claim 9, which is characterized in that the material that the wear-resistant sleeve (4) uses
For wear-resistant metal material, the combination of wear-resisting nonmetallic materials or wear-resistant metal material and wear-resisting nonmetallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895930.6A CN108753371B (en) | 2018-08-08 | 2018-08-08 | High-temperature combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895930.6A CN108753371B (en) | 2018-08-08 | 2018-08-08 | High-temperature combustor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108753371A true CN108753371A (en) | 2018-11-06 |
| CN108753371B CN108753371B (en) | 2024-03-08 |
Family
ID=63969282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810895930.6A Active CN108753371B (en) | 2018-08-08 | 2018-08-08 | High-temperature combustor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108753371B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2124916U (en) * | 1992-03-25 | 1992-12-16 | 北京科技大学 | Pulverulent coal gasification burner for blast furnace wind inlet spray |
| JPH08295890A (en) * | 1995-04-25 | 1996-11-12 | Mitsubishi Heavy Ind Ltd | Entrained bed coal gasification oven |
| CN102796566A (en) * | 2012-08-24 | 2012-11-28 | 清华大学 | Dry pulverized coal cyclone entrained flow bed gasification furnace and gasification method thereof |
| CN202786141U (en) * | 2012-08-24 | 2013-03-13 | 清华大学 | Dry pulverized coal cyclone entrained-flow gasification furnace |
| CN103881758A (en) * | 2014-01-26 | 2014-06-25 | 西安交通大学 | Novel gasifying process nozzle with function of spray cooling through narrow channels |
| CN104974797A (en) * | 2015-07-07 | 2015-10-14 | 杭州全合科技有限公司 | Multifunctional coal gasification burner for two-stage type dry coal powder entrained flow gasification furnace |
| CN105087074A (en) * | 2015-09-11 | 2015-11-25 | 哈尔滨工业大学 | Gasifier device and method for gasifying pulverized coal by simultaneously feeding gasifying agents from top burner and furnace body layer by layer and strongly rotating gasifying agents |
| CN106281471A (en) * | 2016-10-26 | 2017-01-04 | 上海熠能燃气科技有限公司 | A kind of gas preparation method |
| CN208776673U (en) * | 2018-08-08 | 2019-04-23 | 安徽科达洁能股份有限公司 | A kind of high-temperature burner |
-
2018
- 2018-08-08 CN CN201810895930.6A patent/CN108753371B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2124916U (en) * | 1992-03-25 | 1992-12-16 | 北京科技大学 | Pulverulent coal gasification burner for blast furnace wind inlet spray |
| JPH08295890A (en) * | 1995-04-25 | 1996-11-12 | Mitsubishi Heavy Ind Ltd | Entrained bed coal gasification oven |
| CN102796566A (en) * | 2012-08-24 | 2012-11-28 | 清华大学 | Dry pulverized coal cyclone entrained flow bed gasification furnace and gasification method thereof |
| CN202786141U (en) * | 2012-08-24 | 2013-03-13 | 清华大学 | Dry pulverized coal cyclone entrained-flow gasification furnace |
| CN103881758A (en) * | 2014-01-26 | 2014-06-25 | 西安交通大学 | Novel gasifying process nozzle with function of spray cooling through narrow channels |
| CN104974797A (en) * | 2015-07-07 | 2015-10-14 | 杭州全合科技有限公司 | Multifunctional coal gasification burner for two-stage type dry coal powder entrained flow gasification furnace |
| CN105087074A (en) * | 2015-09-11 | 2015-11-25 | 哈尔滨工业大学 | Gasifier device and method for gasifying pulverized coal by simultaneously feeding gasifying agents from top burner and furnace body layer by layer and strongly rotating gasifying agents |
| CN106281471A (en) * | 2016-10-26 | 2017-01-04 | 上海熠能燃气科技有限公司 | A kind of gas preparation method |
| CN208776673U (en) * | 2018-08-08 | 2019-04-23 | 安徽科达洁能股份有限公司 | A kind of high-temperature burner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108753371B (en) | 2024-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102031152B (en) | Process nozzle and system for gasifying water coal slurry and application thereof | |
| CN104629807A (en) | Chilling process gasifier with high-temperature heat recovery unit | |
| CN208776673U (en) | A kind of high-temperature burner | |
| CN204550484U (en) | A kind of chilling process vapourizing furnace with high-temperature hot retrieving arrangement | |
| CN102260534B (en) | Coal liquefied residue and dry coal powder combined gasifying nozzle and application thereof | |
| CN106833749B (en) | Gas distributor for fluidized bed coal gasification furnace | |
| CN104449868A (en) | Entrained flow gasifier for swirling melt cinder solidification | |
| CN109539821A (en) | A kind of heat energy recycle method and device of high-temperature metallurgical slag | |
| CN105542871B (en) | A kind of chilling ring of gasifying furnace | |
| CN206783610U (en) | Fluidized-bed coal gasification furnace gas distributor | |
| CN108753371A (en) | A kind of high-temperature burner | |
| CN206428198U (en) | A kind of pre-heating system for heating and gasifying agent | |
| CN207175881U (en) | A kind of gasification furnace of plasma slag tap | |
| CN201459076U (en) | Cold wall entrained flow gasification device | |
| CN206438084U (en) | A kind of airflow bed gasification furnace | |
| CN201762354U (en) | Oxygen and coal dust blowing device of pure oxygen smelting reduction furnace | |
| CN107541299A (en) | A kind of four-way process burner for double-section dry coal powder pressure gasifying technology | |
| CN110577846B (en) | Combustion system and burner | |
| CN104974796B (en) | A kind of two-period form airflow bed gasification furnace | |
| CN110938475B (en) | Waste heat boiler with synthesis gas recirculation chilling device in coal gasification system | |
| CN207999810U (en) | A kind of bushing type blast orifice oxygen burner | |
| CN207294697U (en) | The Y type airflow bed gasification furnaces of dry granulation deslagging | |
| CN207294700U (en) | A kind of four-way process burner structure for double-section dry coal powder pressure gasifying technology | |
| CN207471566U (en) | Biomass combustion boiler nozzle and ashes cooling system | |
| CN208166938U (en) | Coal tar Y type air flow bed clean and effective gasification installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240126 Address after: 243000 555 north section of Ling Xiao Road, Ma'anshan economic and Technological Development Zone, Anhui Applicant after: KEDA CLEAN ENERGY Co.,Ltd. Country or region after: China Applicant after: Anhui Keda New Energy Equipment Co.,Ltd. Address before: 243041 Anhui city in Ma'anshan province north of the revitalization of economic and Technological Development Zone, Road No. 555 Applicant before: KEDA CLEAN ENERGY Co.,Ltd. Country or region before: China |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |