CN206692606U - A kind of Multichannel combination burner for coal slurry gasifier - Google Patents
A kind of Multichannel combination burner for coal slurry gasifier Download PDFInfo
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- CN206692606U CN206692606U CN201720497927.XU CN201720497927U CN206692606U CN 206692606 U CN206692606 U CN 206692606U CN 201720497927 U CN201720497927 U CN 201720497927U CN 206692606 U CN206692606 U CN 206692606U
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- tube
- coal slurry
- epoxy
- cooling
- cooling tube
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Abstract
It the utility model is related to a kind of Multichannel combination burner for coal slurry gasifier,The Multichannel combination burner includes the central tube extended vertically respectively,Coal slurry pipe,Epoxy tube,Cooling water jecket,Fire rod and executing agency,Coal slurry pipe, which is set in outside central tube, forms coal slurry channel,Epoxy tube is set in the outside of coal slurry pipe and forms epoxy passage,Cooling water jecket includes the first cooling tube and the second cooling tube,First cooling tube, which is set in outside epoxy tube, forms the first cooling duct,Second cooling tube, which is set in outside the first cooling tube, forms the second cooling duct,The lower port of second cooling tube is connected with the edge of epoxy infratubal port,The upper end of central tube is provided with central oxygen pipeline and gas pipeline,The upper end of coal slurry pipe is provided with coal slurry pipeline,The upper end of epoxy tube is provided with epoxy pipeline,The upper end of first cooling tube is provided with inlet channel,The upper end of second cooling tube is provided with outlet conduit.The utility model has the advantages of easy to use, safe and reliability is high.
Description
Technical field
It the utility model is related to coal water slurry gasification equipment technical field, and in particular to a kind of for the more of coal slurry gasifier
Combination of channels burner.
Background technology
Traditional coal-water-slurry gasification furnace is more using preheating burner and the method for operation that is combined of process burner, first with combustion during driving
Gas heats up to gasification furnace, after gasification furnace rises to certain temperature, preheating burner quickly is replaced by into process burner, enters water-filling
Coal slurry and oxygen feed intake.Utilize subject matter existing for the method for operation of such a burner：
1) preheat burner and must assure that gasification furnace is negative pressure state in igniting, temperature rise period and replacing burner stage, prevent
Furnace flame sprays；
2) when process burner changes that speed is excessively slow or oven drying temperature is too low, it is low to easily cause gasification furnace furnace temperature, it is possible to create
Gasification furnace can not burn or produce the consequence of blast after throwing coal slurry；
3) because pressure testing leak test can not be carried out after rapid installation process burner, the leakage of combustion gas, coal slurry and oxygen may be caused.
Utility model content
The purpose of this utility model is to provide a kind of Multichannel combination burner for coal slurry gasifier, to solve
Existing burner uses the problem of cumbersome, security is low low with reliability.
To achieve the above object, the utility model provides a kind of Multichannel combination burner for coal slurry gasifier, institute
State for coal slurry gasifier Multichannel combination burner include extend vertically respectively central tube, coal slurry pipe, epoxy tube, cooling
Water leg, fire rod and the executing agency installed in the central tube upper end, the coal slurry pipe are set in outside central tube and formed
The coal slurry channel of upper end closed lower ending opening, the epoxy tube are set in the outside formation upper end closed lower ending opening of coal slurry pipe
Epoxy passage, the cooling water jecket include the first cooling tube and the second cooling tube, and first cooling tube is set in epoxy tube
Outside forms the first cooling duct of upper end closed lower ending opening, and second cooling tube is set in outside first cooling tube
The second cooling duct of upper end closed lower ending opening is formed, the lower port of second cooling tube extends radially inwardly and epoxy tube
The edge connection of lower port, the upper end of the central tube are provided with the central oxygen pipeline connected respectively with central tube inside and combustion gas
Pipeline, the upper end of the coal slurry pipe are provided with the coal slurry pipeline connected with coal slurry channel, the upper end of the epoxy tube be provided with
The epoxy pipeline of epoxy passage connection, the upper end of first cooling tube is provided with the water inlet pipe connected with the first cooling duct
Road, the upper end of second cooling tube are provided with the outlet conduit connected with the second cooling duct, the fire rod activity installation
In central tube, the executing agency is connected with the upper end of the fire rod and drives fire rod to move up and down.
Preferably, the executing agency is hydraulic cylinder or cylinder, piston rod and the igniting of the hydraulic cylinder or cylinder
The upper end connection of rod.
Preferably, central tube, coal slurry pipe, epoxy tube, the first cooling tube and the second cooling tube are round tubular structure.
Preferably, the axis of central tube, coal slurry pipe, epoxy tube, the first cooling tube and the second cooling tube is same straight line.
Preferably, the axis of central oxygen pipeline, gas pipeline, coal slurry pipeline, epoxy pipeline, inlet channel and outlet conduit
It is vertical with the axis of central tube.
Preferably, the axis angle of the axis of the central oxygen pipeline and the gas pipeline is 180 degree, the water inlet pipe
The angle of the axis of the axis in road and the outlet conduit is 180 degree.
Preferably, the lower port of the central tube is located in the coal slurry pipe, and the lower port of the coal slurry pipe is positioned at described
In epoxy tube.
Preferably, the lower port of central tube, coal slurry pipe, epoxy tube and cooling tube is radially-inwardly shunk.
Preferably, flange is installed on the cylinder of second cooling tube.
The utility model has the following advantages that：Multichannel combination burner profit of the present utility model for coal slurry gasifier
Lighted a fire with fire rod, using the height of actuating mechanism controls fire rod, imported using central tube into gasification furnace oxygen or
Combustion gas, coal slurry is imported to gasification furnace using coal slurry pipe, oxygen is imported into gasification furnace using epoxy tube, is existed by coal slurry and oxygen
Burning generation synthesis gas occurs in gasification furnace, meanwhile, using the cooling water constantly circulated in cooling water jecket to Multichannel combination
Burner is cooled, and Multichannel combination burner is protected.Multichannel group of the present utility model for coal slurry gasifier
Closing burner has the advantages of easy to use, safe and reliability is high.
Brief description of the drawings
Fig. 1 is the cross-sectional view for the Multichannel combination burner that the utility model is used for coal slurry gasifier.
Fig. 2 is Fig. 1 partial enlargement structural representation.
Fig. 3 is the structural representation of the utility model flame detector.
Embodiment
Following examples are used to illustrate the utility model, but are not limited to the scope of the utility model.
Embodiment 1
As illustrated in fig. 1 and 2, the Multichannel combination burner for coal slurry gasifier is arranged on the top of gasification furnace 7, the use
Include central tube 1, coal slurry pipe 2, epoxy tube 3, cooling water jecket 4, fire rod 5 in the Multichannel combination burner of coal slurry gasifier
With executing agency 6.Multichannel combination burner of the present utility model for coal slurry gasifier is lighted a fire using fire rod 5,
The height of fire rod 5 is controlled using executing agency 6, oxygen or combustion gas are imported into gasification furnace 7 using central tube 1, utilizes coal slurry
Pipe 2 imports coal slurry to gasification furnace 7, and oxygen is imported into gasification furnace 7 using epoxy tube 3, by coal slurry and oxygen in gasification furnace 7
Generation burning generation synthesis gas, meanwhile, Multichannel combination burner is carried out using the cooling water constantly circulated in cooling water jecket 4
Cooling, protect Multichannel combination burner.Multichannel combination burner of the present utility model for coal slurry gasifier, which has, to be used
Convenient, the advantages of safe and reliability is high.
Central tube 1, coal slurry pipe 2, epoxy tube 3, the first cooling tube 41 and the second cooling tube 42 extend straight down, center
Pipe 1, coal slurry pipe 2, epoxy tube 3, the first cooling tube 41 and the second cooling tube 42 are round tubular structure, be may also be certainly polygon
The tubular structure of shape or other shapes.The upper end of central tube 1 is provided with the central oxygen pipeline 11 connected respectively with the inside of central tube 1
With gas pipeline 12, central oxygen pipeline 11 is connected with oxygen supplying tube, and gas pipeline 12 is connected with Gas Pipe, and central tube 1 is used for gas
Change conveying oxygen or combustion gas in stove 7.The lower port of central tube 1 is located in coal slurry pipe 2, in the present embodiment, central oxygen pipeline 11
The axis angle of axis and gas pipeline 12 be 180 degree, certainly, the angle is alternatively the angle less than 180 degree.Fire rod 5 is
A piece metal bar being vertically arranged, fire rod 5 are movably arranged on inside central tube 1, and executing agency 6 is hydraulic cylinder or cylinder, liquid
The piston rod of cylinder pressure or cylinder is connected with the upper end of fire rod 5, by controlling the piston rod of hydraulic cylinder or cylinder to extend and shrink,
Moved up and down so as to control fire rod 5 to realize so that the lower end of fire rod 5 can stretch out the lower port of central tube 1 in igniting
To the lower port of coal slurry pipe 2, the controllable lower end of fire rod 5 is retracted inside central tube 1 after fire has been put.Coal slurry pipe 2 is set in
The outside of central tube 1 forms the coal slurry channel 22 of upper end closed lower ending opening, and the upper end of coal slurry pipe 2 is provided with to be connected with coal slurry channel 22
Coal slurry pipeline 21, coal slurry pipeline 21 is connected with coal slurry input pipe, and coal slurry, coal can be conveyed to gasification furnace 7 by coal slurry pipeline 21
The lower port of slurry pipe 2 is located in epoxy tube 3.Epoxy tube 3 is set in the outside ring for forming upper end closed lower ending opening of coal slurry pipe 2
Oxygen passage 32, the upper end of epoxy tube 3 are provided with the epoxy pipeline 31 connected with epoxy passage 32.It is cold that cooling water jecket 4 includes first
But the cooling tube 42 of pipe 41 and second, the first cooling tube 41 are set in the outside of epoxy tube 3 and form the of upper end closed lower ending opening
One cooling duct 411, the second cooling tube 42 are set in the outside of the first cooling tube 41 and form the second cold of upper end closed lower ending opening
But passage 421, the lower port of the second cooling tube 42 extends radially inwardly to be connected with the edge of the lower port of epoxy tube 3, the first cooling
Passage 411 connects with the bottom of the second cooling duct 421.The upper end of first cooling tube 41 is provided with and the first cooling duct 411
The inlet channel 44 of connection, the upper end of the second cooling tube 42 is provided with the outlet conduit 45 connected with the second cooling duct 421, cold
But water enters the first cooling duct 421 by inlet channel 44, then enters the second cooling duct by the first cooling duct 421
411, after cooling water absorbs substantial amounts of heat, flowed out from outlet conduit 45.Enter in order to facilitate Multichannel combination burner and gasification furnace 7
Row installs or removes, and is provided with flange on the cylinder of the second cooling tube 42, Multichannel combination burner is consolidated by the upper bolt of flange
Dingan County is mounted in the top of gasification furnace 7.The angle of the axis of inlet channel 44 and the axis of outlet conduit 45 is 180 degree, certainly, should
Angle is alternatively the angle less than 180 degree.In the present embodiment, central tube 1, coal slurry pipe 2, epoxy tube 3, the first cooling tube 41 and
The axis of two cooling tubes 42 is same straight line, central oxygen pipeline 11, gas pipeline 12, coal slurry pipeline 21, epoxy pipeline 31, water inlet
The axis of pipeline 44 and outlet conduit 45 is vertical with the axis of central tube 1, while central tube 1, coal slurry pipe 2, epoxy tube 3, first
The lower port of the cooling tube 42 of cooling tube 41 and second is radially-inwardly shunk.In order to preferably be protected to coal slurry pipe 2, coal slurry
The lower port of pipe 2 is located in epoxy tube 3, avoids the lower port of coal slurry pipe 2 because being damaged by the high temperature of gasification furnace 7.
Further, during driving to feed intake, in order to understand the flame conditions in gasification furnace 7, also set up on gasification furnace 7
There is flame detector 8, flame detector 8 includes signal transmitting apparatus 81, detection means 82, valve 83 and connecting tube 84, detection
Device 82 is connected with signal transmitting apparatus 81, and signal transmitting apparatus 81 is connected with monitor terminal, in the present embodiment, connecting tube 84
Front end be fixedly mounted on the furnace wall of gasification furnace 7, the pipeline of connecting tube 84 connects with the inside of gasification furnace 7, connecting tube 84
Middle part is connected with nitrogen connecting tube 85, and the rear end of connecting tube 84 is connected with the front end of valve 83, and detection means 82 is arranged on valve
83 rear end.Detection means 82 is used to detect the flame conditions in gasification furnace 7, and in the present embodiment, detection means 82 is shooting
Head, certain detection means 82 can also be photo-sensitive cell or other detection means, and camera will record the flame paintings in gasification furnace 7
Face is converted into electric signal and is sent to signal transmitting apparatus 81, then is sent to monitor terminal by signal transmitting apparatus 81, and user can be with
Pass through the flame conditions in monitor terminal real time inspection gasification furnace 7.In order to ensure the normal work of detection means 82, pass through nitrogen
Connecting tube 85 imports nitrogen into connecting tube 84, completely cuts off the high-temperature gas in detection means 82 and gasification furnace 7 by nitrogen, protects
Shield detection means 82 is not affected by high temperatures.
Operation principle：Gasification furnace 7 before ignition, by epoxy pipeline 31 and gas pipeline 12 respectively into gasification furnace 7 it is defeated
A certain proportion of oxygen and combustion gas are sent, opens valve 83, then by controlling executing agency 6 that the lower end of fire rod 5 is moved into coal
The lower port of pipe 2 is starched, to the high-tension current that moment is imported on fire rod 5, fire rod 5 lights the combustion gas in gasification furnace 7, passes through inspection
Survey device 82 and detect flame conditions in gasification furnace 7, it is to be determined light a fire successfully after, closing valve 83, control executing agency 6 by point
The lower end of lighted torch 5 is moved in central tube 1, is increased the thermic load in gasification furnace 7 by increasing gas quantity and amount of oxygen, is worked as gas
After thermic load in change stove 7 reaches corresponding condition, coal slurry is conveyed into gasification furnace 7 by coal slurry pipeline 21, then stop passing through
The delivery of fuel gas into gasification furnace 7 of gas pipeline 12, finally by central oxygen pipeline 11 to not conveying oxygen into gasification furnace 7.
Continue afterwards increase to gasification furnace 7 convey oxygen and coal slurry amount until gasification furnace 7 at full capacity.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be modified or improved, this is apparent to those skilled in the art
's.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belonging to the utility model will
Seek the scope of protection.
Claims (9)
1. a kind of Multichannel combination burner for coal slurry gasifier, it is characterised in that described for coal slurry gasifier
Multichannel combination burner includes central tube, coal slurry pipe, epoxy tube, cooling water jecket, fire rod and the installation extended vertically respectively
Executing agency in the central tube upper end, the coal slurry pipe are set in the coal that upper end closed lower ending opening is formed outside central tube
Passage is starched, the epoxy tube is set in the outside epoxy passage for forming upper end closed lower ending opening of coal slurry pipe, the cooling water
Chuck includes the first cooling tube and the second cooling tube, and first cooling tube, which is set in outside epoxy tube, forms upper end closed lower end
First cooling duct of opening, second cooling tube, which is set in outside first cooling tube, forms upper end closed lower ending opening
The second cooling duct, the lower port of second cooling tube extends radially inwardly to be connected with the edge of epoxy infratubal port, institute
State central tube upper end be provided with respectively with the central oxygen pipeline and gas pipeline that connect inside central tube, the coal slurry pipe it is upper
End is provided with the coal slurry pipeline connected with coal slurry channel, and the upper end of the epoxy tube is provided with the epoxy tube connected with epoxy passage
Road, the upper end of first cooling tube are provided with the inlet channel connected with the first cooling duct, second cooling tube it is upper
End is provided with the outlet conduit connected with the second cooling duct, and the fire rod is movably arranged in central tube, the execution machine
Structure is connected with the upper end of the fire rod and drives fire rod to move up and down.
2. the Multichannel combination burner according to claim 1 for coal slurry gasifier, it is characterised in that the execution
Mechanism is hydraulic cylinder or cylinder, and the piston rod of the hydraulic cylinder or cylinder is connected with the upper end of the fire rod.
3. the Multichannel combination burner according to claim 1 for coal slurry gasifier, it is characterised in that central tube,
Coal slurry pipe, epoxy tube, the first cooling tube and the second cooling tube are round tubular structure.
4. the Multichannel combination burner according to claim 3 for coal slurry gasifier, it is characterised in that central tube,
Coal slurry pipe, epoxy tube, the axis of the first cooling tube and the second cooling tube are same straight line.
5. the Multichannel combination burner according to claim 4 for coal slurry gasifier, it is characterised in that central oxygen pipe
Road, gas pipeline, coal slurry pipeline, epoxy pipeline, inlet channel and the axis of outlet conduit and the axis of central tube are vertical.
6. the Multichannel combination burner according to claim 5 for coal slurry gasifier, it is characterised in that the center
The axis angle of the axis of oxygen pipeline and the gas pipeline is 180 degree, the axis of the inlet channel and the outlet conduit
The angle of axis be 180 degree.
7. the Multichannel combination burner according to claim 1 for coal slurry gasifier, it is characterised in that the center
The lower port of pipe is located in the coal slurry pipe, and the lower port of the coal slurry pipe is located in the epoxy tube.
8. the Multichannel combination burner according to claim 1 for coal slurry gasifier, it is characterised in that central tube,
The lower port of coal slurry pipe, epoxy tube and cooling tube is radially-inwardly shunk.
9. the Multichannel combination burner according to claim 1 for coal slurry gasifier, it is characterised in that described second
Flange is installed on the cylinder of cooling tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720497927.XU CN206692606U (en) | 2017-05-05 | 2017-05-05 | A kind of Multichannel combination burner for coal slurry gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720497927.XU CN206692606U (en) | 2017-05-05 | 2017-05-05 | A kind of Multichannel combination burner for coal slurry gasifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206692606U true CN206692606U (en) | 2017-12-01 |
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ID=60446609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720497927.XU Active CN206692606U (en) | 2017-05-05 | 2017-05-05 | A kind of Multichannel combination burner for coal slurry gasifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206692606U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110643393A (en) * | 2019-10-21 | 2020-01-03 | 空气化工产品神华(上海)气化技术有限公司 | Multi-channel coal water slurry burner control system |
| CN114015477A (en) * | 2021-09-13 | 2022-02-08 | 郑州大学 | Four-channel process burner |
-
2017
- 2017-05-05 CN CN201720497927.XU patent/CN206692606U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110643393A (en) * | 2019-10-21 | 2020-01-03 | 空气化工产品神华(上海)气化技术有限公司 | Multi-channel coal water slurry burner control system |
| CN110643393B (en) * | 2019-10-21 | 2021-02-02 | 空气化工产品神华(上海)气化技术有限公司 | Multi-channel coal water slurry burner control system |
| CN114015477A (en) * | 2021-09-13 | 2022-02-08 | 郑州大学 | Four-channel process burner |
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