CN206751743U - Water coal/Jiao starches gasification furnace - Google Patents
Water coal/Jiao starches gasification furnace Download PDFInfo
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- CN206751743U CN206751743U CN201720104409.7U CN201720104409U CN206751743U CN 206751743 U CN206751743 U CN 206751743U CN 201720104409 U CN201720104409 U CN 201720104409U CN 206751743 U CN206751743 U CN 206751743U
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- jiao
- auxiliary jet
- combustion chamber
- coal
- starches
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Abstract
The utility model discloses water coal/Jiao to starch gasification furnace.The water coal/Jiao, which starches gasification furnace, to be included：Housing；Combustion chamber；Shock chamber, shock chamber is located at the lower section of combustion chamber, and the top of shock chamber connects with the bottom of combustion chamber, the open bottom end of shock chamber, and the top of shock chamber is provided with gas outlet；Compound main burner, compound main burner are located at the top axial centerline of body of heater, and compound main burner is used to spray coal/Jiao slurry and oxygen into combustion chamber from the top of combustion chamber, in compound main burner provided with integrated igniting, go into operation and fire defector component；Auxiliary jet group, auxiliary jet group is located at upper of furnace body, each auxiliary jet group includes two auxiliary jets, each auxiliary jet is auxiliary jet center oxygen channel, auxiliary jet coal/Jiao's slurry passage, auxiliary jet oxygen channel, cooling-water duct successively from inside to outside, and passage, oxygen are starched for spraying coal/Jiao into combustion chamber from the top of combustion chamber.The water coal/Jiao, which starches gasification furnace, has big gasification production capacity, efficiency of carbon con version and gasification efficiency high.
Description
Technical field
Coal chemical technology is the utility model is related to, in particular it relates to which water coal/Jiao starches gasification furnace.
Background technology
Water coal/Jiao's slurry is a kind of new low stain oil-substituted fuel, is a kind of liquid coal product, it is original both to have maintained coal
Physicochemical characteristics, there is the same mobility and stability of oil again, pollution is small, is easy to pipeline.At present, water coal/
Jiao's slurry is mainly used in Texaco gasification installations, and the gasification furnace structure is simple, and coal adaptation is wider, and charging safety is easily-controllable.But
Texaco gasification installation burner service life is short, refractory brick service life is short, device needs standby boiler, system investments big etc..
Existing coal-water-slurry water-cooled wall single-nozzle gasifier, it is big just to apply the load that feeds intake, and the system consumption fuel that goes into operation is large-minded, single
Stove production capacity can not maximize.
Thus, the existing gasification installation for water coal/Jiao's slurry has much room for improvement.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.It is therefore, of the present utility model
One purpose is to propose that a kind of water coal/Jiao starches gasification furnace, and the gasification furnace is carried out jointly using compound main burner and auxiliary jet group
Charging, and by raw material ignition.
According to one side of the present utility model, the utility model provides a kind of water coal/Jiao and starches gasification furnace.According to this reality
With new embodiment, the water coal/Jiao, which starches gasification furnace, to be included：
Housing, combustion reaction space is limited in the housing；
Combustion chamber, the combustion chamber are located at the top in the combustion reaction space；
Shock chamber, the shock chamber are located at the lower section of the combustion chamber, and the top of the shock chamber and the combustion chamber
Bottom connection, the open bottom end of the shock chamber, the top of the shock chamber is provided with gas outlet；
Compound main burner, the compound main burner are located at the top axial centerline of the body of heater, the compound main jet
Mouth is used to spray coal/Jiao's slurry into the combustion chamber from the top of the combustion chamber, and integration is provided with the compound main burner
Igniting, go into operation and fire defector component；The integrated igniting, go into operation and fire defector component is followed successively by fire from inside to outside
Flame detection part, combustible passage, oxidizer passage, coal/Jiao's slurry passage, oxygen channel, the cooling water of going into operation of lighting a fire of going into operation of lighting a fire
Passage；And
Auxiliary jet group, the auxiliary jet group are located at the top of the body of heater, and each auxiliary jet group includes two secondary sprays
Mouth, each auxiliary jet are auxiliary jet center oxygen channel, auxiliary jet coal/Jiao's slurry passage, auxiliary jet successively from inside to outside
Oxygen channel, cooling-water duct, for spraying coal/Jiao's slurry and oxygen into the combustion chamber from the top of the combustion chamber.
Gasification furnace is starched according to the water of the utility model embodiment coal/Jiao, can by setting compound main burner and auxiliary jet group
To increase the disturbance of the high-temperature gas in the gasification furnace, so as to make water coal/mixing such as Jiao's slurry and comburant oxygen gas more
Uniformly, the conversion ratio of water coal/Jiao's slurry is improved, the gas forming amount of water coal/Jiao's slurry of unit mass is added, improves effective gas component
And the resolution ratio of steam.Moreover, the load of gasification furnace can also be conveniently adjusted by adjusting auxiliary jet group, it is advantageously implemented
Water coal/Jiao starches the maximization production of gasification furnace.
Optionally, the auxiliary jet group is multiple, and is uniformly distributed around the compound main burner.It is possible thereby to further carry
Charcoal percent conversion in high solid carbon dioxide coal/Jiao slurry, the utilization rate of charcoal is high, and unit mass water coal/Jiao starches gas forming amount, effective gas component with
And the resolution ratio of steam significantly improves.
Optionally, the auxiliary jet group is 1 or 2.
Optionally, two auxiliary jets of each auxiliary jet group are symmetric centered on the compound main burner.
Thus, the water coal that nozzle symmetrically respectively sprays/Jiao's slurry and oxygen directly liquidate, and the percussion flow in combustion chamber is more violent, has
Atomization is starched beneficial to water coal/Jiao.
Optionally, each angle between the center line of the auxiliary jet and the central axis of the body of heater is 20-25 degree.
Thus, the good mixing effect of water coal/Jiao's slurry and oxygen etc., and the space availability ratio of combustion chamber is higher.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 shows that the water coal according to the utility model one embodiment/Jiao starches the structural representation of gasification furnace.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, term " longitudinal direction ", " transverse direction ", " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " level ", " top ", " bottom " be based on orientation shown in the drawings or position relationship,
It is for only for ease of description the utility model rather than requires that the utility model must be with specific azimuth configuration and operation, therefore
It is not intended that to limitation of the present utility model.
It should be noted that term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be with
Express or implicitly include one or more this feature.Further, in description of the present utility model, unless otherwise
Illustrate, " multiple " are meant that two or more.
According to one side of the present utility model, the utility model provides a kind of water coal/Jiao and starches gasification furnace.With reference to figure 1,
According to embodiment of the present utility model, the water coal/Jiao, which starches gasification furnace, to be included：It is housing 100, combustion chamber 200, shock chamber 300, compound
Main burner 400 and auxiliary jet group 500.For the ease of understanding that the water coal/Jiao starches gasification furnace, each part is said one by one below
It is bright：
Housing 100：According to embodiment of the present utility model, combustion reaction space is limited in the housing.In water coal/Jiao's slurry
Burn, gasify in combustion reaction space, cooling, obtaining gasification product.
Combustion chamber 200：According to embodiment of the present utility model, the combustion chamber 200 is located at the top in combustion reaction space.By
This, burning obtains product and facilitates access for shock chamber being cooled down.
Shock chamber 300：According to embodiment of the present utility model, the shock chamber is located at the lower section of combustion chamber 200, and the Quench
The top of room 300 connects with the bottom of combustion chamber 200, and the open bottom end of shock chamber 300, and the top of shock chamber is provided with outlet
Mouthful.Thus, gasification product is quickly cooled down into shock chamber, good cooling results.
Compound main burner 400：According to embodiment of the present utility model, the compound main burner 400 is located at the top of body of heater 100
Axial centerline, the igniting of integration is provided with the compound main burner 100, is gone into operation and fire defector component.The compound main jet
Mouth 400 is used to spray coal/Jiao's slurry into the combustion chamber from the top of the combustion chamber.According to embodiment of the present utility model,
The integrated igniting, go into operation and fire defector component is followed successively by fire defector part from inside to outside, the igniting combustible that goes into operation leads to
Road, oxidizer passage, coal/Jiao's slurry passage, oxygen channel, the cooling-water duct of going into operation of lighting a fire.Thus, igniting go into operation, technique nozzle
It is grouped together, for each baker without replacing burner is needed, improve system effectively utilizes the time.Also, for and single injector
In the case of equal load, just apply that inventory is small, reduce the dosage for the fuel that goes into operation, reduce the expense that system goes into operation.
Auxiliary jet group 500：According to embodiment of the present utility model, the auxiliary jet group is located at the top of the body of heater, each
The auxiliary jet group includes two auxiliary jets, each auxiliary jet be successively from inside to outside auxiliary jet center oxygen channel,
Auxiliary jet coal/Jiao starches passage, auxiliary jet oxygen channel, cooling-water duct, for from the top of the combustion chamber to the burning
Indoor injection coal/Jiao's slurry and oxygen.Thus, the structure of water coal/Jiao's slurry gasification furnace is more reasonable, further increases water coal/Jiao
The disturbance of the high-temperature gas in gasification furnace is starched, so as to further improve the conversion ratio of charcoal in water coal/Jiao's slurry.
According to some embodiments of the utility model, auxiliary jet group 500 is multiple, and is uniformly divided around compound main burner 400
Cloth.Thus, auxiliary jet group 500 is multiple load width-adjustable abilities that can be improved water coal/Jiao and starch gasification furnace, makes water coal/Jiao's slurry
The production capacity of gasification furnace significantly improves.And auxiliary jet group is uniformly distributed around compound main burner, water coal/Jiao's slurry and oxygen can be made
Deng the more uniform of the mixing such as gas, the percussion flow in combustion chamber is more violent, liquid flowing and flow field as caused by percussion flow
Structure is advantageous to the atomization of water coal/Jiao's slurry and the contact with gasifying agent, enhances the mixing effect of steam, oxygen and water coal/Jiao's slurry
Fruit, Mass and heat transfer speed is improved, extend the mean residence time of water coal/Jiao's slurry, so as to further increase water coal/Jiao's slurry
The conversion ratio of middle charcoal, the rate of recovery of carbon, the gas forming amount of unit mass dried coal powder and the resolution ratio of effective gas composition and steam show
Write and improve.
According to embodiment of the present utility model, the quantity of auxiliary jet group is not particularly limited, can be according to client to gas
The needs for changing stove production capacity are adjusted.According to some embodiments of the utility model, auxiliary jet group 500 is 1 or 2.Thus,
Water coal/Jiao starches gasification furnace and easily realizes maximization.
According to some embodiments of the utility model, two auxiliary jets of each auxiliary jet group 500 are with compound main burner 400
Centered on be symmetric.Thus, the water coal that nozzle symmetrically respectively sprays/Jiao's slurry and oxygen directly liquidate, in combustion chamber
Percussion flow it is more violent, fine coal flowing and flow field structure as caused by percussion flow be advantageous to the atomization that water coal/Jiao starches and with gasification
The contact of agent, enhance the mixed effect of steam, oxygen and water coal/Jiao slurry, improve Mass and heat transfer speed, extend water coal/
The mean residence time of Jiao's slurry, so as to further increase the conversion ratio of charcoal in water coal/Jiao's slurry, the rate of recovery, the unit mass of carbon
The gas forming amount of dried coal powder and the resolution ratio of effective gas composition and steam significantly improve.
According to some embodiments of the utility model, between the center line of each auxiliary jet and the central axis of body of heater 100
Angle be 20-25 degree.Thus, the good mixing effect of water coal/Jiao's slurry and oxygen etc., and the space availability ratio of combustion chamber is more
It is high.It is more easy to realize the structure in equipment making.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (5)
1. a kind of water coal/Jiao starches gasification furnace, it is characterised in that including：
Housing, combustion reaction space is limited in the housing；
Combustion chamber, the combustion chamber are located at the top in the combustion reaction space；
Shock chamber, the shock chamber are located at the lower section of the combustion chamber, and the bottom on the top of the shock chamber and the combustion chamber
End connection, the open bottom end of the shock chamber, the top of the shock chamber is provided with gas outlet；
Compound main burner, the compound main burner are located at the top axial centerline of the housing, in the compound main burner
Igniting provided with integration, go into operation and fire defector component；The integrated igniting, go into operation and fire defector component from it is interior to
It is outer be followed successively by fire defector part, igniting go into operation oxidizer passage, coal/Jiao slurry passage, the oxygen of combustible passage, igniting that goes into operation leads to
Road, cooling-water duct；And
Auxiliary jet group, the auxiliary jet group are located at the top of the housing, and each auxiliary jet group includes two auxiliary jets, often
The individual auxiliary jet is auxiliary jet center oxygen channel successively from inside to outside, auxiliary jet coal/Jiao starches passage, auxiliary jet oxygen leads to
Road, cooling-water duct.
2. water coal according to claim 1/Jiao starches gasification furnace, it is characterised in that the auxiliary jet group is multiple, and around institute
Compound main burner is stated to be uniformly distributed.
3. water coal according to claim 2/Jiao starches gasification furnace, it is characterised in that the auxiliary jet group is 1 or 2.
4. water coal according to claim 1/Jiao starches gasification furnace, it is characterised in that two pairs of each auxiliary jet group
Nozzle is symmetric centered on the compound main burner.
5. water coal according to claim 1/Jiao starches gasification furnace, it is characterised in that the center line of each auxiliary jet with
Angle between the central axis of the housing is 20-25 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104409.7U CN206751743U (en) | 2017-01-26 | 2017-01-26 | Water coal/Jiao starches gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720104409.7U CN206751743U (en) | 2017-01-26 | 2017-01-26 | Water coal/Jiao starches gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206751743U true CN206751743U (en) | 2017-12-15 |
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ID=60608466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720104409.7U Active CN206751743U (en) | 2017-01-26 | 2017-01-26 | Water coal/Jiao starches gasification furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN206751743U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108251162A (en) * | 2018-01-04 | 2018-07-06 | 北京盈德清大科技有限责任公司 | More burner coal slurry gasifiers |
-
2017
- 2017-01-26 CN CN201720104409.7U patent/CN206751743U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108251162A (en) * | 2018-01-04 | 2018-07-06 | 北京盈德清大科技有限责任公司 | More burner coal slurry gasifiers |
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