CN213810701U - Combustion optimization device based on in-furnace coal quality real-time monitoring - Google Patents
Combustion optimization device based on in-furnace coal quality real-time monitoring Download PDFInfo
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- CN213810701U CN213810701U CN202022934905.XU CN202022934905U CN213810701U CN 213810701 U CN213810701 U CN 213810701U CN 202022934905 U CN202022934905 U CN 202022934905U CN 213810701 U CN213810701 U CN 213810701U
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- 239000003245 coal Substances 0.000 title claims abstract description 63
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 30
- 238000005457 optimization Methods 0.000 title claims abstract description 20
- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 238000001035 drying Methods 0.000 claims abstract description 11
- 239000000779 smoke Substances 0.000 claims description 32
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 239000002956 ash Substances 0.000 description 8
- 238000004321 preservation Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a combustion optimization device based on the real-time monitoring of the coal quality of the entering furnace, which comprises a main box body, a conveyor belt running through the middle of the main box body, a heating and drying structure arranged inside the main box body and a combustion improver adding structure arranged at the rear end of the main box body; according to the combustion optimization device based on the real-time monitoring of the coal as fired, firstly, the heating and drying structure is controlled to work through the controller, the coal as fired is heated and dried, the moisture in the coal as fired can be effectively removed, and the first optimization is realized; secondly, the combustion improver adding structure is controlled by the controller to add the combustion improver into the coal as fired, so that the complete combustion of the coal as fired is facilitated, the secondary optimization is realized, and the quality of the coal as fired is effectively improved.
Description
Technical Field
The utility model relates to a coal quality optimizes technical field, specifically is a combustion optimization device based on go into stove coal quality real-time supervision.
Background
In the middle of the operation of boiler, the quality of coal is to the safety of boiler, it is stable, the operation of economy plays very important effect, this mainly includes calorific capacity of coal, the ash content, factors such as moisture, real-time supervision income stove coal quality, can make the operating personnel in time adjust the boiler burning according to the change of coal quality, effectively improve the economic nature of boiler operation, use coal quality real-time supervision system to monitor the quality of coal as fired now usually, when moisture is too much in the coal, the burning of direct impact coal, ash content is high in the coal, then calorific capacity just low of coal, expense such as exploitation transportation increases relatively, still increase the power consumption of powder process system simultaneously, the easy isolated combustible substance of ash content and the contact of oxidant, therefore the coal of many ashes is difficult to burn out completely.
The existing device is generally a real-time monitoring device for coal quality in a boiler, and the boiler combustion still needs timely adjustment of operators according to the change of the coal quality, so that the existing device cannot remove moisture of the coal in the boiler, cannot optimize the coal in the boiler with more ash content, and cannot improve the quality of the coal in the boiler.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the problem that the moisture of the coal as fired can not be removed, the coal as fired with more ash content can not be optimized, and the quality of the coal as fired can not be improved.
The technical scheme of the utility model is realized like this: a combustion optimization device based on real-time monitoring of coal quality entering a furnace comprises a main box body, a conveyor belt penetrating through the middle of the main box body, a heating and drying structure arranged inside the main box body and a combustion improver adding structure arranged at the rear end of the main box body;
a smoke cavity is arranged in the main box body, a smoke inlet pipe is arranged at the front end of the main box body, a smoke outlet pipe is arranged at the rear end of the main box body, the smoke inlet pipe and the smoke outlet pipe are respectively communicated with the smoke cavity, an inlet and an outlet are correspondingly arranged at the front end and the rear end of the main box body, and a coal quality real-time monitoring module is arranged at the inlet end of the main box body;
the heating and drying structure comprises heating pipes arrayed inside the main box body, a blower arranged at the inlet end of the main box body, an exhaust fan arranged at the outlet end of the main box body and a temperature sensor fixed on the inner side surface of the main box body, and an air outlet of the exhaust fan is communicated with the smoke cavity through a pipeline;
the combustion improver adding structure comprises a leakage pipe fixed at the outlet end of the main box body through a fixing frame, a hopper fixed at the top of the leakage pipe, a sliding ring connected to the side wall of the leakage pipe in a sliding mode, an adjusting groove fixed at the bottom of the sliding ring and a power structure arranged on one side of the adjusting groove, the inner side of the adjusting groove is attached to the outer side of the leakage pipe, and leakage holes correspondingly arranged are formed in the inner portion of the adjusting groove and the bottom of the leakage pipe.
Preferably, the power structure comprises a motor fixed at the outlet end of the main box body through a supporting plate, an eccentric disc connected to the output shaft end of the motor, and a connecting plate movably connected with the eccentric position of the eccentric disc through a shaft body, the other end of the connecting plate is movably connected with one end of the adjusting groove through the shaft body, and the power structure mainly drives the adjusting groove to move, so that the adjusting groove plugs or opens the leak hole at the bottom of the leak pipe.
Preferably, the side of the main tank body is fixed with the controller, the input of controller and external power source's output electric connection, the output of controller and the input of heating pipe, the input of motor, the input of air-blower and the input electric connection of air exhauster, the input of controller and the output of coal quality real-time supervision module and temperature sensor's output electric connection, the controller mainly plays the control effect to heating pipe, motor, air-blower and air exhauster.
Preferably, heat preservation curtains are fixed at an inlet and an outlet of the main box body, and the heat preservation curtains mainly play a role in sealing the main box body and can effectively prevent a large amount of heat from being dissipated.
Preferably, the side of the main box body is fixed with an access door through a bolt, and the access door is mainly convenient for cleaning the smoke cavity and is more convenient for subsequent cleaning and maintenance.
The beneficial effects of the utility model are summarized as: firstly, the heating and drying structure is controlled to work by the controller to heat and dry the coal as fired, so that the moisture in the coal as fired can be effectively removed, and the first optimization is realized; secondly, the combustion improver adding structure is controlled by the controller to add the combustion improver into the coal as fired, so that the complete combustion of the coal as fired is facilitated, the secondary optimization is realized, and the quality of the coal as fired is effectively improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the heating and drying structure of the present invention;
fig. 3 is a schematic structural diagram of the power structure of the present invention.
In the figure: the device comprises a main box body 1, a transmission belt 2, a heating and drying structure 3, a heating pipe 31, a blower 32, an exhaust fan 33, a temperature sensor 34, a pipeline 35, a combustion improver adding structure 4, a leakage pipe 41, a hopper 42, a slip ring 43, an adjusting groove 44, a power structure 45, a motor 451, an eccentric disc 452, a connecting plate 453, a leakage hole 46, a smoke cavity 5, a smoke inlet pipe 6, a smoke outlet pipe 7, a controller 8, a coal quality real-time monitoring module 9, a heat preservation curtain 10 and an access door 11.
Detailed Description
In order to deepen the understanding of the utility model, the following will combine the example and the attached drawing to be right the utility model relates to a combustion optimization device based on go into stove coal quality real-time supervision makes further details, and this embodiment only is used for explaining the utility model discloses, does not constitute the restriction to the scope of protection of the utility model.
As shown in fig. 1 to 3, a combustion optimization device based on real-time monitoring of coal quality as fired comprises a main box body 1, a conveyor belt 2 penetrating through the middle of the main box body 1, a heating and drying structure 3 arranged inside the main box body 1, and a combustion improver adding structure 4 arranged at the rear end of the main box body 1; a smoke cavity 5 is arranged inside the main box body 1, a smoke inlet pipe 6 is arranged at the front end of the main box body 1, a smoke outlet pipe 7 is arranged at the rear end of the main box body 1, the smoke inlet pipe 6 and the smoke outlet pipe 7 are respectively communicated with the smoke cavity 5, the front end and the rear end of the main box body 1 are correspondingly provided with an inlet and an outlet, and a coal quality real-time monitoring module 9 is arranged at the inlet end of the main box body 1; the heating and drying structure 3 comprises heating pipes 31 arrayed inside the main box body 1, a blower 32 arranged at the inlet end of the main box body 1, an exhaust fan 33 arranged at the outlet end of the main box body 1 and a temperature sensor 34 fixed on the inner side surface of the main box body 1, and an air outlet of the exhaust fan 33 is communicated with the smoke cavity 5 through a pipeline 35; the combustion improver adding structure 4 comprises a leakage pipe 41 fixed at the outlet end of the main box body 1 through a fixing frame, a hopper 42 fixed at the top of the leakage pipe 41, a sliding ring 43 connected to the side wall of the leakage pipe 41 in a sliding manner, an adjusting groove 44 fixed at the bottom of the sliding ring 42 and a power structure 45 arranged at one side of the adjusting groove 44, the inner side of the adjusting groove 44 is attached to the outer side of the leakage pipe 41, and leakage holes 46 correspondingly arranged inside the adjusting groove 44 and at the bottom of the leakage pipe 41 are formed; the power structure 45 comprises a motor 451 fixed at the outlet end of the main box body 1 through a support plate, an eccentric disc 452 connected at the output shaft end of the motor 451, and a connecting plate 453 movably connected with the eccentric position of the eccentric disc 452 through a shaft body, the other end of the connecting plate 453 is movably connected with one end of the adjusting groove 44 through the shaft body, the power structure 45 mainly drives the adjusting groove 44 to move, and then the adjusting groove 44 plugs or opens the leakage hole 46 at the bottom of the leakage pipe 41; a controller 8 is fixed on the side surface of the main box body 1, the input end of the controller 8 is electrically connected with the output end of an external power supply, the output end of the controller 8 is electrically connected with the input end of the heating pipe 31, the input end of the motor 451, the input end of the air blower 32 and the input end of the exhaust fan 33, the input end of the controller 8 is electrically connected with the output end of the coal quality real-time monitoring module 9 and the output end of the temperature sensor 34, and the controller 8 mainly plays a role in controlling the heating pipe 31, the motor 451, the air blower 32 and the exhaust fan 33; the heat preservation curtains 10 are fixed at the inlet and the outlet of the main box body 1, and the heat preservation curtains 10 mainly play a role in sealing the main box body 1 and can effectively prevent a large amount of heat from dissipating; the side of the main box body 1 is fixed with an access door 11 through bolts, and the access door 11 is mainly used for conveniently cleaning the smoke chamber 5 and facilitating subsequent cleaning and maintenance.
According to the use specification, firstly, a combustion improver is added into the hopper 42, then the smoke inlet pipe 6 is connected with a smoke outlet of a power plant boiler, the smoke outlet pipe 7 is connected with an external smoke exhaust pipeline, and then coal as fired is conveyed by the driving belt 2, enters the main box body 1 and is sent out from an outlet of the main box body 1; in the process, firstly, the coal quality real-time monitoring module 9 monitors the quality of the coal as fired, then the coal quality real-time monitoring module 9 converts the coal quality information to transmit to the controller 8, when the moisture in the coal as fired is too large, the controller 8 controls the air blower 32 and the exhaust fan 33 to work simultaneously, so that the air flow rate in the main box body 1 is accelerated, the moisture is taken away, the optimization of the coal quality is realized, meanwhile, the residual heat energy in the boiler flue gas plays a role in heating the coal as fired in the main box body 1, which is beneficial to the evaporation of the moisture, when the moisture content is too high, the controller 8 controls the heating pipe 31 to be fully heated, so as to ensure that the moisture in the coal as fired is fully evaporated, then the exhaust fan 33 extracts the gas with the evaporated moisture in the main box body 1, and conducts the gas into the smoke cavity 5 again through the pipeline 35, and then exhausts the gas from the smoke outlet pipe 7, and the heat of the gas extracted by the exhaust fan 33 can be reused, has the function of energy conservation; when the ash content in the coal as fired is more, work of the motor 451 is controlled through the controller 8, the motor 451 drives the eccentric disc 452 to rotate, the eccentric disc 452 drives the connecting plate 453 to move, the connecting plate 453 drives the adjusting groove 44 to move, after a leakage hole in the inner part of the adjusting groove 44 is aligned to a leakage hole 46 at the bottom of the leakage pipe 41, the combustion improver falls out and is added into the coal as fired, optimization of coal quality is achieved, when the ash content is smaller, the controller 8 controls the motor to work, the leakage hole in the inner part of the adjusting groove 44 is staggered with the leakage hole 46 at the bottom of the leakage pipe 41, the combustion improver stops falling out, optimization of the coal quality can be achieved through the mode, and the controller 8 can select an STM32 single chip microcomputer.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a burning optimization device based on go into stove coal quality real-time supervision which characterized in that: comprises a main box body (1), a conveyor belt (2) penetrating through the middle of the main box body (1), a heating and drying structure (3) arranged inside the main box body (1) and a combustion improver adding structure (4) arranged at the rear end of the main box body (1);
a smoke cavity (5) is arranged inside the main box body (1), a smoke inlet pipe (6) is arranged at the front end of the main box body (1), a smoke outlet pipe (7) is arranged at the rear end of the main box body (1), the smoke inlet pipe (6) and the smoke outlet pipe (7) are respectively communicated with the smoke cavity (5), an inlet and an outlet are correspondingly arranged at the front end and the rear end of the main box body (1), and a coal quality real-time monitoring module (9) is arranged at the inlet end of the main box body (1);
the heating and drying structure (3) comprises heating pipes (31) arrayed inside the main box body (1), a blower (32) arranged at the inlet end of the main box body (1), an exhaust fan (33) arranged at the outlet end of the main box body (1) and a temperature sensor (34) fixed on the inner side surface of the main box body (1), and an air outlet of the exhaust fan (33) is communicated with the smoke cavity (5) through a pipeline (35);
the combustion improver adding structure (4) comprises a leakage pipe (41) fixed at the outlet end of the main box body (1) through a fixing frame, a hopper (42) fixed at the top of the leakage pipe (41), a sliding ring (43) connected to the side wall of the leakage pipe (41) in a sliding mode, an adjusting groove (44) fixed at the bottom of the sliding ring (43) and a power structure (45) arranged on one side of the adjusting groove (44), the inner side of the adjusting groove (44) is attached to the outer side of the leakage pipe (41), and a corresponding leakage hole (46) is formed in the inner portion of the adjusting groove (44) and the bottom of the leakage pipe (41).
2. The combustion optimization device based on the real-time monitoring of the coal quality in the furnace as claimed in claim 1, wherein: the power structure (45) comprises a motor (451) fixed at the outlet end of the main box body (1) through a support plate, an eccentric disc (452) connected to the output shaft end of the motor (451), and a connecting plate (453) movably connected with the eccentric position of the eccentric disc (452) through a shaft body, wherein the other end of the connecting plate (453) is movably connected with one end of the adjusting groove (44) through the shaft body.
3. The combustion optimization device based on the real-time monitoring of the coal quality in the furnace as claimed in claim 2, wherein: the side of the main box body (1) is fixed with controller (8), the input of controller (8) and external power source's output electric connection, the output of controller (8) and the input of heating pipe (31), the input of motor (451), the input of air-blower (32) and the input electric connection of air exhauster (33), the input of controller (8) and the output of coal quality real-time supervision module (9) and the output electric connection of temperature sensor (34).
4. The combustion optimization device based on the real-time monitoring of the coal quality in the furnace as claimed in claim 1, wherein: thermal insulation curtains (10) are fixed at the inlet and the outlet of the main box body (1).
5. The combustion optimization device based on the real-time monitoring of the coal quality in the furnace as claimed in claim 1, wherein: and an access door (11) is fixed on the side surface of the main box body (1) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934905.XU CN213810701U (en) | 2020-12-10 | 2020-12-10 | Combustion optimization device based on in-furnace coal quality real-time monitoring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934905.XU CN213810701U (en) | 2020-12-10 | 2020-12-10 | Combustion optimization device based on in-furnace coal quality real-time monitoring |
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| Publication Number | Publication Date |
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| CN213810701U true CN213810701U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022934905.XU Expired - Fee Related CN213810701U (en) | 2020-12-10 | 2020-12-10 | Combustion optimization device based on in-furnace coal quality real-time monitoring |
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| CN (1) | CN213810701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117472007A (en) * | 2023-11-15 | 2024-01-30 | 华能国际电力股份有限公司丹东电厂 | External deep coal blending control system for coal bunkers and coal mills based on cascade optimization strategy |
-
2020
- 2020-12-10 CN CN202022934905.XU patent/CN213810701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117472007A (en) * | 2023-11-15 | 2024-01-30 | 华能国际电力股份有限公司丹东电厂 | External deep coal blending control system for coal bunkers and coal mills based on cascade optimization strategy |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |