CN210287243U - Pulverized coal furnace of power plant - Google Patents
Pulverized coal furnace of power plant Download PDFInfo
- Publication number
- CN210287243U CN210287243U CN201920901646.5U CN201920901646U CN210287243U CN 210287243 U CN210287243 U CN 210287243U CN 201920901646 U CN201920901646 U CN 201920901646U CN 210287243 U CN210287243 U CN 210287243U
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- Prior art keywords
- pipeline
- coal
- slurry
- water
- filter
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- 239000003245 coal Substances 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 239000002002 slurry Substances 0.000 claims abstract description 57
- 239000003250 coal slurry Substances 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 12
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- 241000208125 Nicotiana Species 0.000 claims description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 4
- 239000000654 additive Substances 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 9
- 238000010248 power generation Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 5
- 230000000996 additive effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model discloses a power plant pulverized coal furnace, which comprises a coal water slurry storage tank, a stirrer, an air preheater, a filter, a coal water slurry boiler host, a dust remover, a gas-distributing cylinder, an oil tank, an economizer, a salt storage tank, a water treatment device, a water tank, an air compressor, an air storage tank and a chimney, wherein a discharge port of the coal water slurry storage tank is connected with a slurry discharging pump through a pipeline, an outlet of the slurry discharging pump is connected with a feed port of the stirrer through a pipeline, a discharge port of the stirrer is connected with a pair of slurry supply pumps through a pipeline, one end of the filter is connected with pipeline lines on the pair of slurry supply pumps through a pipeline branch, the utility model processes pulverized coal, water and additives into the water coal slurry through physics, and then generates electricity through the combustion of the coal water slurry, thereby greatly reducing the environmental pollution caused by the direct combustion of the pulverized coal, meanwhile, the coal water slurry can be directly conveyed through a pipeline, so that the method is very convenient.
Description
Technical Field
The utility model relates to a power generation equipment technical field specifically is a power plant pulverized coal stove.
Background
Thermal power generation is a power generation mode which utilizes heat energy generated by combustible materials during combustion and converts the heat energy into electric energy through a power generation power device. China is rich in coal resources, 10.9 hundred million tons of coal are produced in 1990, and the coal for power generation only accounts for 12 percent. Thermal power generation still has huge potential.
The pulverized coal boiler is a common device in thermal power generation, improves the combustion rate of coal, is efficient and energy-saving, and is simple to start and stop. The coal powder boiler is composed of a hearth, a burner, an ignition device and the like, but the traditional coal powder boiler directly uses coal powder for combustion to generate electricity due to imperfect result design, so that the environment is greatly polluted, and the coal powder is not utilized to the maximum.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power plant pulverized coal stove, process into the coal water slurry with buggy, water and additive through physics, and then generate electricity through the coal water slurry burning, like this not only greatly reduced the environmental pollution that the direct burning of buggy caused, more than the electric quantity that single pulverized coal burning produced moreover, the coal water slurry can directly be carried through the pipeline simultaneously, and is very convenient.
In order to achieve the above object, the utility model provides a following technical scheme: a pulverized coal furnace of a power plant comprises a coal water slurry storage tank, a stirrer, an air preheater, a filter, a coal water slurry boiler main machine, a dust remover, a gas distribution cylinder, an oil tank, an economizer, a salt storage tank, a water treatment device, a water tank, an air compressor, an air storage tank and a chimney, wherein a discharge port of the coal water slurry storage tank is connected with a slurry unloading pump through a pipeline, an outlet of the slurry unloading pump is connected with a feed port of the stirrer through a pipeline, a pair of slurry supply pumps are connected with a discharge port of the stirrer through a pipeline, one end of the filter is connected with pipeline lines on the pair of slurry supply pumps through a pipeline branch, a coal water slurry combustor is arranged on one side of the coal water slurry boiler main machine corresponding to the filter, the other end of the filter is connected with the coal water slurry combustor through a pipeline, the air preheater and the economizer are both arranged on the other, the water coal slurry boiler host computer passes through the pipeline and is connected with the dust remover, there is the draught fan dust remover bottom through the pipe connection, the export of draught fan is connected with the chimney through defeated tobacco pipe, the steam-distributing cylinder passes through the top access connection of pipeline with water coal slurry boiler host computer, the salt storage tank passes through the pipeline and is connected with the water treatment ware, and the water treatment ware passes through the pipeline and is connected with the water tank, the opposite side of water tank has a pair of water transfer pump through a pair of pipe connection, and is a pair of the water transfer pump is connected with the economizer through same pipeline, the air compressor machine passes through pipeline and gas tank connection, the gas holder passes through the pipeline and is connected with the water coal slurry combustor, the oil.
Preferably, the other end of the filter is connected to a delivery pipe of a pair of slurry supply pumps through another pipe.
Preferably, the agitator is connected to the conduit between the filter and the coal-water slurry burner by a conduit.
Preferably, the coal water slurry burner is connected with the upper part of the air preheater through a pipeline.
Preferably, the lower part of the air preheater is connected with a blower through a pipeline, and the blower is arranged outside the main machine of the coal water slurry boiler.
Preferably, the economizer is connected with an inlet at the top of the main machine of the coal-water slurry boiler through a pipeline.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses become coal water slurry with buggy, water and additive through the physics processing, and then generate electricity through the coal water slurry burning, like this not only greatly reduced the environmental pollution that the direct burning of buggy caused, the electric quantity of producing than single coal powder burning is more moreover, and the coal water slurry can directly carry through the pipeline simultaneously, and is very convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a coal water slurry storage tank; 2. a stirrer; 3. an air preheater; 4. a filter; 5. a coal water slurry boiler main machine; 6. a dust remover; 7. a cylinder is divided; 8. an oil tank; 9. a coal economizer; 10. a salt storage tank; 11. a water treatment device; 12. a water tank; 13. an air compressor; 14. a gas storage tank; 15. a chimney; 16. unloading the slurry pump; 17. a slurry supply pump; 18. a water delivery pump; 19. a blower; 20. an induced draft fan; 21. a water-coal-slurry combustor.
Detailed Description
The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: a pulverized coal furnace of a power plant comprises a coal water slurry storage tank 1, a stirrer 2, an air preheater 3, a filter 4, a coal water slurry boiler host 5, a dust remover 6, a gas separation cylinder 7, an oil tank 8, a coal economizer 9, a salt storage tank 10, a water treatment device 11, a water tank 12, an air compressor 13, a gas storage tank 14 and a chimney 15, wherein a discharge port of the coal water slurry storage tank 1 is connected with a slurry discharge pump 16 through a pipeline, an outlet of the slurry discharge pump 16 is connected with a feed port of the stirrer 2 through a pipeline, a discharge port of the stirrer 2 is connected with a pair of slurry supply pumps 17 through a pipeline, one end of the filter 4 is connected with a pipeline on the pair of slurry supply pumps 17 through a pipeline branch, one side of the coal water slurry boiler host 5 corresponding to the filter 4 is provided with a burner 21, the other end of the filter 4 is connected with the coal water slurry burner 21 through a pipeline, the air preheater 3 and the coal economizer 9 are, and economizer 9 sets up the top at empty precalciner 3, water coal slurry boiler host 5 is connected with dust remover 6 through the pipeline, there is draught fan 20 in the 6 bottom of dust remover through the pipe connection, the export of draught fan 20 is connected with chimney 15 through defeated tobacco pipe, gas cylinder 7 passes through the top access connection of pipeline with water coal slurry boiler host 5, salt storage tank 10 passes through the pipeline and is connected with water treatment ware 11, and water treatment ware 11 passes through the pipeline and is connected with water tank 12, the opposite side of water tank 12 has a pair of water pump 18 through a pair of pipe connection, and is a pair of water pump 18 is connected with economizer 9 through same pipeline, air compressor 13 passes through the pipeline and is connected with gas holder 14, gas holder 14 passes through the pipeline and is connected with water coal slurry combustor 21, oil tank 8 passes through the pipeline and is connected with water coal slurry combustor 21.
The other end of the filter 4 is connected to a conveying pipeline of the pair of slurry supply pumps 17 through another pipeline, the stirrer 2 is connected to a pipeline between the filter 4 and the water-coal-slurry combustor 21 through a pipeline, the water-coal-slurry combustor 21 is connected with the upper portion of the air preheater 3 through a pipeline, the lower portion of the air preheater 3 is connected with the air blower 19 through a pipeline, the air blower 19 is arranged outside the water-coal-slurry boiler main machine 5, and the economizer 9 is connected with an inlet in the top of the water-coal-slurry boiler main machine 5 through a pipeline.
The working principle is as follows: the coal water slurry is conveyed into the stirrer 2 under the action of the slurry discharge pump 16, so that the coal water slurry is uniformly stirred in the stirrer 2, the coal water slurry is convenient to burn more thoroughly, the coal water slurry is further conveyed into the water coal slurry boiler main machine 5 for burning through the slurry supply pump 17, waste gas generated after burning is conveyed to the dust remover 6 through a pipeline, and finally the waste gas is discharged into the external environment through the chimney 15 under the action of the induced draft fan 20.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a power plant buggy stove, includes coal slurry storage tank (1), agitator (2), empty pre-heater (3), filter (4), coal slurry boiler host computer (5), dust remover (6), gas-distributing cylinder (7), oil tank (8), economizer (9), salt storage tank (10), water treatment ware (11), water tank (12), air compressor machine (13), gas holder (14) and chimney (15), its characterized in that: the discharge gate of coal slurry storage tank (1) has slurry unloading pump (16) through the pipe connection, the export of slurry unloading pump (16) passes through the pipeline and is connected with the feed inlet of agitator (2), the discharge gate of agitator (2) has a pair of slurry supply pump (17) through the pipe connection, the one end of filter (4) is through a pipeline branch road and the pipeline line connection on a pair of slurry supply pump (17), one side that water coal slurry boiler host computer (5) corresponds filter (4) is equipped with coal slurry combustor (21), and the other end of filter (4) passes through the pipeline and is connected with coal slurry combustor (21), air preheater (3) and economizer (9) all set up the inside opposite side in water coal slurry boiler host computer (5), and economizer (9) set up the top in air preheater (3), coal slurry boiler host computer (5) passes through the pipeline and is connected with dust remover (6), dust remover (6) bottom has draught fan (20) through the pipe connection, the export of draught fan (20) is connected with chimney (15) through defeated tobacco pipe, gas-distributing cylinder (7) are through the top access connection of pipeline with coal slurry boiler host computer (5), salt storage tank (10) are connected with water treatment ware (11) through the pipeline, and water treatment ware (11) are connected with water tank (12) through the pipeline, the opposite side of water tank (12) has a pair of water delivery pump (18) through a pair of pipe connection, and is a pair of water delivery pump (18) are connected with economizer (9) through same pipeline, air compressor machine (13) are connected with gas holder (14) through the pipeline, gas holder (14) are connected with coal slurry combustor (21) through the pipeline, oil tank (8) are connected with coal slurry combustor (21) through the pipeline.
2. A power plant pulverized coal furnace as claimed in claim 1, characterized in that: the other end of the filter (4) is connected to the conveying pipelines of a pair of slurry supply pumps (17) through another pipeline.
3. A power plant pulverized coal furnace as claimed in claim 1, characterized in that: the stirrer (2) is connected to the pipeline between the filter (4) and the coal water slurry burner (21) through a pipeline.
4. A power plant pulverized coal furnace as claimed in claim 1, characterized in that: the coal water slurry burner (21) is connected with the upper part of the air preheater (3) through a pipeline.
5. A power plant pulverized coal furnace as claimed in claim 1, characterized in that: the lower part of the air preheater (3) is connected with a blower (19) through a pipeline, and the blower (19) is arranged outside the main machine (5) of the water-coal slurry boiler.
6. A power plant pulverized coal furnace as claimed in claim 1, characterized in that: the coal economizer (9) is connected with an inlet at the top of the main machine (5) of the water-coal-slurry boiler through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920901646.5U CN210287243U (en) | 2019-06-14 | 2019-06-14 | Pulverized coal furnace of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920901646.5U CN210287243U (en) | 2019-06-14 | 2019-06-14 | Pulverized coal furnace of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210287243U true CN210287243U (en) | 2020-04-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920901646.5U Expired - Fee Related CN210287243U (en) | 2019-06-14 | 2019-06-14 | Pulverized coal furnace of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210287243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117165342A (en) * | 2023-10-12 | 2023-12-05 | 中煤科工集团武汉设计研究院有限公司 | Conveying system for reducing viscosity of high-concentration coal water slurry by using waste heat of boiler flue gas and using method thereof |
-
2019
- 2019-06-14 CN CN201920901646.5U patent/CN210287243U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117165342A (en) * | 2023-10-12 | 2023-12-05 | 中煤科工集团武汉设计研究院有限公司 | Conveying system for reducing viscosity of high-concentration coal water slurry by using waste heat of boiler flue gas and using method thereof |
| CN117165342B (en) * | 2023-10-12 | 2024-05-17 | 中煤科工集团武汉设计研究院有限公司 | Conveying system for reducing viscosity of high-concentration coal water slurry by using waste heat of boiler flue gas and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200410 Termination date: 20210614 |