CN117101377B - Flue gas trapping assembly and carbon neutralization application system - Google Patents
Flue gas trapping assembly and carbon neutralization application system Download PDFInfo
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- CN117101377B CN117101377B CN202311372331.3A CN202311372331A CN117101377B CN 117101377 B CN117101377 B CN 117101377B CN 202311372331 A CN202311372331 A CN 202311372331A CN 117101377 B CN117101377 B CN 117101377B
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- flue gas
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 239000003546 flue gas Substances 0.000 title claims abstract description 71
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 23
- 238000006386 neutralization reaction Methods 0.000 title claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 86
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 45
- 238000010521 absorption reaction Methods 0.000 claims abstract description 39
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 26
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 26
- 238000004140 cleaning Methods 0.000 claims description 91
- 239000007788 liquid Substances 0.000 claims description 53
- 238000007789 sealing Methods 0.000 claims description 50
- 239000007789 gas Substances 0.000 claims description 24
- 238000003795 desorption Methods 0.000 claims description 23
- 239000000523 sample Substances 0.000 claims description 23
- 239000007921 spray Substances 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 20
- 150000001412 amines Chemical class 0.000 claims description 17
- 238000001125 extrusion Methods 0.000 claims description 14
- 230000007306 turnover Effects 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 230000001502 supplementing effect Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000009529 body temperature measurement Methods 0.000 claims description 4
- 230000003472 neutralizing effect Effects 0.000 claims 1
- 239000002912 waste gas Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 7
- 239000003337 fertilizer Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 239000003245 coal Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/30—Controlling by gas-analysis apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of waste gas trapping and purifying, in particular to a flue gas trapping assembly and a carbon neutralization application system; the device comprises a flue gas pretreatment unit and a carbon capture unit, wherein the flue gas pretreatment unit is used for cooling flue gas; the carbon capture unit is used for separating carbon dioxide in the flue gas; the flue gas pretreatment unit comprises a first cooling branch and a second cooling branch; one side of the first cooling branch and one side of the second cooling branch are connected with a lower inlet of the absorption tower through a linkage conduction assembly; the other sides of the first cooling branch and the second cooling branch are connected with a first cooling device and an induced draft fan through a three-way pipe; the first cooling branch is provided with a first valve body and a temperature detection assembly, and the second cooling branch is provided with a second valve body and a second cooling device; through the flue gas entrapment subassembly of this application, cool down the cooling to getting into carbon dioxide entrapment system's flue gas, make the temperature accord with the best entrapment interval.
Description
Technical Field
The invention relates to the technical field of waste gas trapping and purifying, and also relates to the technical field of carbon dioxide gas fertilizer release, in particular to a flue gas trapping assembly and a carbon neutralization application system.
Background
CO is discharged in the process of burning coal or gas 2 ，CO 2 Is one of the main greenhouse gases responsible for global climate change; at present, CO of coal-fired power plants can be reduced through two basic approaches 2 Discharging: firstly, the power generation efficiency of the power plant is improved, and the coal consumption or the gas consumption is reduced, thereby reducing CO 2 Discharging; secondly, CO in the flue gas is captured by utilizing a terminal treatment technology 2 The emission to the atmosphere is reduced; to date, amine-based absorption methods have been used to capture CO from low pressure, high flow gases 2 Is an optimal technique for the (c).
Publication number CN110960955A discloses a CO trapping system for tail gas of a thermal power plant 2 A trapping system for trapping, which is provided with an absorption tower and a desorption tower; CO is passed through an absorption tower 2 Separating CO from the flue gas, and passing through a desorber 2 Releasing and finally compressing by a compressor; by utilizing the carbon dioxide trapping system, the regeneration energy consumption of carbon dioxide can be obviously reduced, and the operation cost of the carbon dioxide trapping system can be reduced; the flue gas temperature required by the amine method absorption process is optimal at about 40 ℃, the flue gas temperature discharged by the current thermal power plant is generally higher than the optimal temperature required by the trapping process, and the flue gas temperature is also higher than 50 ℃ and even up to 60 ℃; too high a flue gas temperature will reduce CO 2 Is not limited, and the trapping efficiency of the device is improved.
The problems with the prior art are therefore: the temperature of the flue gas entering the carbon dioxide capture system is above the range of optimal capture efficiency.
Disclosure of Invention
The invention provides a flue gas capturing assembly and a carbon neutralization application system, and aims to solve the technical problem of how to cool flue gas entering a carbon dioxide capturing system.
The first aspect of the invention provides a flue gas capturing assembly, which comprises a flue gas pretreatment unit and a carbon capturing unit, wherein the flue gas pretreatment unit is used for cooling flue gas; the carbon capture unit is used for separating carbon dioxide in the flue gas; the flue gas pretreatment unit comprises a first cooling branch and a second cooling branch; one side of the first cooling branch and one side of the second cooling branch are connected with a lower inlet of the absorption tower through a linkage conduction assembly; the other sides of the first cooling branch and the second cooling branch are connected with a first cooling device and an induced draft fan through a three-way pipe; the first cooling branch is provided with a first valve body and a temperature detection assembly, and the second cooling branch is provided with a second valve body and a second cooling device.
Further, the carbon capture unit comprises an absorption tower and a desorption tower; the lower inlet of the absorption tower is connected with a gas source of the flue gas; the top of the absorption tower is connected with the spray tower; the lower outlet of the absorption tower is connected with the upper side of the desorption tower through a heat exchange unit; a first pump body is arranged between the lower outlet of the absorption tower and the heat exchange unit; the top outlet of the desorption tower is connected with a gas-liquid separator through a first condenser, and the liquid outlet end of the gas-liquid separator is connected with the top of the desorption tower; the gas outlet end of the gas-liquid separator is connected with a carbon dioxide compressor; the bottom of the desorption tower is connected with a reboiler, and the air outlet end of the reboiler is connected with the side edge of the desorption tower; the liquid outlet end of the reboiler is connected with the upper side of the absorption tower after being cooled by the heat exchange unit, and a second pump body is arranged between the reboiler and the heat exchange unit; a second condenser and an amine supplementing pipe are arranged between the heat exchange unit and the upper side of the absorption tower.
Further, the linkage conduction assembly comprises a connecting tee joint, and two sides of the connecting tee joint are respectively connected with the first cooling branch and the second cooling branch; a stop plate is connected in the connecting tee joint in a sliding way; two sides of the connecting tee joint are vertically provided with baffle rings; a clamping column is arranged in the connecting tee joint, a clamping groove is formed in the stop plate, and the clamping groove is in sliding fit with the clamping column; the first valve body and the second valve body are opened and closed, and the stop plate slides in the connecting tee joint to seal the first cooling branch and the second cooling branch.
Further, a first mounting tube connected with the first valve body and a second mounting tube connected with the linkage conduction assembly are arranged on the first cooling branch; the first mounting tube and the second mounting tube are of a sealing sleeve structure, and the lower sides of the first mounting tube and the second mounting tube are fixed on the ground through support plates; the outer sides of the first mounting tube and the second mounting tube are respectively provided with a mounting push rod, and a push head of the mounting push rod is connected with the sealing head; the middle of the sealing head is provided with a mounting groove, and the inner sleeves of the first mounting tube and the second mounting tube are fixed in the mounting groove; the temperature detection assembly is arranged between the two sealing heads; the temperature detection assembly comprises a temperature measurement pipeline and a temperature detection probe; the temperature detection probe is arranged in the temperature measurement pipeline.
Further, two temperature detection assemblies are arranged, and the temperature detection assemblies are connected through a connecting rod; the support plate is horizontally provided with a mounting plate, the turnover motor is arranged on the mounting plate, a motor shaft of the turnover motor is fixed with the connecting rod, and the rotation of the turnover motor drives the temperature detection assembly to turn over; the support plate is provided with a cleaning component for cleaning the temperature detection probe.
Further, the cleaning component comprises a cleaning push rod and two sliding plates which are oppositely arranged; the sliding plate is provided with a sliding groove, and a plurality of upward arc-shaped protruding sections are arranged in the sliding groove; one end of the sliding plate is fixed with the support plate, and the other end of the sliding plate is fixed with the ground through the support leg; the two cleaning push rods are horizontally arranged on the support plate, and push heads of the cleaning push rods penetrate out of the support plate to be fixed with the angle steel plate; a vertical sliding shaft is in sliding fit with the angle steel plate; the lower side of the vertical sliding shaft is provided with a limiting plate, and a compression spring penetrates through the vertical sliding shaft between the angle steel plate and the limiting plate; the upper side of the vertical sliding shaft is fixed with the bottom of the clamping block, the clamping block is clamped and fixed with one end of the transverse sliding shaft, the other end of the transverse sliding shaft penetrates through the sliding groove to be fixed with the cleaning component, and the cleaning component is used for cleaning dust particles attached to the temperature detection probe.
Further, a liquid storage barrel is fixed on the mounting plate and used for storing cleaning liquid; a liquid outlet pipe is arranged at the lower side of the liquid storage barrel, a cleaning pump is arranged on the liquid outlet pipe, and a cleaning frame with a double-arc-shaped section is arranged at the upper side of the two supporting legs; the cleaning frame is provided with a cleaning three-way pipe, two end pipelines of the cleaning three-way pipe extend to the lower side of the cleaning frame, and a middle pipeline of the cleaning three-way pipe is connected with the liquid outlet pipe through a connecting hose.
The second aspect of the invention provides a carbon neutralization application system, comprising the flue gas capturing assembly and the storage unit according to the embodiment, and further comprising a gas application unit, wherein the storage unit is used for capturing CO 2 Storing; the gas application unit comprises a greenhouse and a carbon dioxide release assembly arranged in the greenhouse; the carbon dioxide release assembly comprises an application cavity and a driving assembly, wherein the application cavity is of a cavity structure and is arranged at the upper end of the side part of the greenhouse; one side of the application cavity is provided with an air inlet pipe communicated with the interior; the lower side of the application cavity is provided with a plurality of exhaust holes, and a sealing cover is movably matched in the exhaust holes; the bottom of one side of the applying cavity is provided with a mounting lug oppositely, and the driving plate is matched on the mounting lug in a rotating way; the upper side of the exhaust hole is provided with a cover sealing bracket, and the upper side of the cover sealing is provided with a cover sealing coupling; the sealing cover is in sliding fit with the sealing cover bracket through a sealing cover coupling, and the sealing cover coupling between the sealing cover bracket and the sealing cover is penetrated withA return spring; the lower side of the sealing cover is provided with a driving shaft, the lower end of the driving shaft is provided with an anti-drop rod, and the middle position of the driving shaft is rotationally provided with an extrusion guide wheel; a driving shaft slideway is arranged on the driving plate, the driving shaft is in sliding fit in the driving shaft slideway, and the driving plate is positioned between the extrusion guide wheel and the anti-drop rod; the upper surface of one side of the driving plate far away from the exhaust hole is provided with an extrusion bulge with an arc-shaped section.
Further, the driving assembly comprises a supporting beam and a sliding frame oppositely arranged between the supporting beams; the two sides of the supporting beam are rotatably provided with a main rotating shaft and a secondary rotating shaft; the main rotating shaft and the auxiliary rotating shaft are respectively provided with a chain wheel, and the two chain wheels are connected through a synchronous chain in a transmission way; a linkage gear is arranged on one side of the main rotating shaft, a driving motor is arranged on the lower side of the supporting beam, a driving gear is arranged on a motor shaft of the driving motor, and the driving gear is in transmission connection with the linkage gear through a chain; the sliding frames on the two sides are in sliding fit with sliding blocks, the upper sides of the two sliding blocks are provided with driving cross beams, and the synchronous chains are fixed with the driving cross beams; driving guide wheels are arranged on two sides of the driving cross beam; the driving motor drives the linkage gear to rotate through the driving gear, so that the main rotating shaft and the auxiliary rotating shaft are driven to synchronously rotate; the driving cross beam slides along the sliding frame, and the driving guide wheel contacts the extrusion protrusion.
Further, a guide rail screw sliding table with a driving source is arranged on the driving cross beam, and a sliding block of the guide rail screw sliding table is fixed with the spray head through a spray head bracket; the spray head is connected with an external water source through a water supply hose.
The beneficial effects achieved by the invention are as follows: the first valve body is opened, and the second valve body is closed; the flue gas is cooled by a first cooling device under the action of an induced draft fan, so that the temperature of the flue gas is reduced to about 40 ℃; the cooled flue gas passes through a first cooling branch, and the temperature detection assembly detects the temperature of the flue gas; meanwhile, as the first cooling branch is conducted, the linkage conduction assembly generates linkage to seal one side of the second cooling branch, so that the flue gas enters the absorption tower to be trapped by carbon; when a process error is generated in the production system or the first cooling device fails, the temperature detection component detects that the temperature is continuously higher than a threshold value for a period of time; closing the first valve body, opening the second valve body, and conducting the second cooling branch; the linkage conduction assembly generates linkage to seal one side of the first cooling branch; cooling the flue gas again through a second cooling device, so as to ensure that the temperature of the flue gas is maintained in a proper recovery range; at this time, the internal problems of the system and the production process problems can be examined.
Drawings
FIG. 1 is a block diagram of a flue gas capture assembly connection of the present invention.
Fig. 2 is a schematic view of the external structure of the connecting tee of the present invention.
Fig. 3 is a schematic view of the internal structure of the connecting tee of the present invention.
Fig. 4 is a schematic view of the connection of the first mounting tube and the second mounting tube of the present invention.
Fig. 5 is a schematic structural view of a temperature detecting assembly according to the present invention.
Fig. 6 is a schematic view of the seal head structure of the present invention.
Fig. 7 is a schematic diagram of the position of the flipping motor of the present invention.
Fig. 8 is a schematic view of a sliding plate structure of the present invention.
Fig. 9 is a schematic diagram of the connection of the cleaning frame and the liquid storage barrel.
Fig. 10 is a schematic view of the structure of the cleaning member of the present invention.
FIG. 11 is a block diagram of a carbon neutralization application system connection of the present invention.
FIG. 12 is a schematic view of the placement cavity of the present invention.
Fig. 13 is a schematic view of the drive assembly structure of the present invention.
FIG. 14 is a schematic view of the internal structure of the applicator chamber of the present invention.
Fig. 15 is a schematic view of the closure structure of the present invention.
Fig. 16 is a schematic diagram of a capping opening process according to the present invention.
FIG. 17 is a schematic view of a drive sheave connection of the present invention.
Fig. 18 is a schematic view of a shower head connection structure of the present invention.
In the figure, 1, an absorption tower; 2. a desorption tower; 3. a spray tower; 4. a heat exchange unit; 5. a first pump body; 6. a first condenser; 7. a gas-liquid separator; 8. a carbon dioxide compressor; 9. a reboiler; 10. a second pump body; 11. a second condenser; 12. an amine supplementing pipe; 13. a first cooling branch; 14. a second cooling branch; 15. a linkage conduction assembly; 16. a three-way pipe; 17. a first cooling device; 18. an induced draft fan; 19. a first valve body; 20. a temperature detection assembly; 21. a second valve body; 22. a second cooling device; 23. connecting a tee joint; 24. a stop plate; 25. a baffle ring; 26. a clamping column; 27. a clamping groove; 28. a first mounting tube; 29. a second mounting tube; 30. a support plate; 31. installing a push rod; 32. a sealing head; 33. a mounting groove; 34. a sealing protrusion; 35. a temperature measuring pipeline; 36. a temperature detection probe; 37. sealing the recess; 38. a connecting rod; 39. a mounting plate; 40. a turnover motor; 41. cleaning the push rod; 42. a sliding plate; 43. a sliding groove; 44. a support leg; 45. angle steel plates; 46. a vertical sliding shaft; 47. a clamping block; 48. a limiting plate; 49. a compression spring; 50. a transverse sliding shaft; 51. a sliding bearing; 52. a cleaning frame; 53. a partition plate; 54. a driving shaft; 55. a driven shaft; 56. a drive gear; 57. a driven gear; 58. cleaning a brush; 59. a liquid storage barrel; 60. a liquid outlet pipe; 61. a cleaning pump; 62. a cleaning frame; 63. cleaning the three-way pipe; 64. a connecting hose; 65. a storage unit; 66. a gas application unit; 67. a drive assembly; 68. a greenhouse; 69. an application cavity; 70. an air inlet pipe; 71. an exhaust hole; 72. a cover; 73. a mounting ear; 74. a driving plate; 75. a cover support; 76. closing a coupling; 77. a return spring; 78. a drive shaft; 79. an anti-drop rod; 80. extruding the guide wheel; 81. a drive shaft slideway; 82. extruding and protruding; 83. a support beam; 84. a carriage; 85. a main rotating shaft; 86. a slave spindle; 87. a sprocket; 88. a synchronous chain; 89. a driving motor; 90. a drive gear; 91. a linkage gear; 92. a chain; 93. a slide block; 94. a drive beam; 95. driving the longitudinal plate; 96. driving the guide wheel; 97. a fold line mounting plate; 98. a guide rail screw sliding table; 99. a spray head bracket; 100. a spray head; 101. and a water supply hose.
Detailed Description
In order to facilitate understanding of the invention by those skilled in the art, a specific embodiment of the invention is described below with reference to the accompanying drawings.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements; the specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The first embodiment of the invention provides a flue gas capturing component, which comprises a flue gas pretreatment unit and a carbon capturing unit; the carbon capture unit is used for separating carbon dioxide in the flue gas, and comprises an absorption tower 1 and a desorption tower 2 as shown in fig. 1; the lower inlet of the absorption tower 1 is connected with a gas source of the flue gas; the flue gas enters the absorption tower 1, and CO in the flue gas 2 React with the lean amine liquid in the absorption tower 1 to form rich amine liquid, and the rich amine liquid is accumulated at the bottom of the absorption tower 1; the reacted flue gas is discharged from the top of the absorption tower 1, and is released into the atmosphere after being subjected to gas washing and dust removal by the spray tower 3; the lower outlet of the absorption tower 1 is connected with the upper side of the desorption tower 2 through a heat exchange unit 4; a first pump body 5 is arranged between the outlet of the lower side of the absorption tower 1 and the heat exchange unit 4, and the rich amine liquid at the lower side of the absorption tower 1 is pumped into the desorption tower 2 through the first pump body 5; the top outlet of the desorption tower 2 is connected with a gas-liquid separator 7 through a first condenser 6, and the liquid outlet end of the gas-liquid separator 7 is connected with the top of the desorption tower 2 for liquid reflux; the gas outlet end of the gas-liquid separator 7 is connected with a carbon dioxide compressor 8, and CO separated by the gas-liquid separator 7 2 Under the compression action of the carbon dioxide compressor 8, compressed carbon dioxide is obtained, and the transportation and storage of the subsequent carbon dioxide are facilitated; the bottom of the desorption tower 2 is connected with a reboiler 9, and the air outlet end of the reboiler 9 is connected with the side edge of the desorption tower 2; the liquid outlet end of the reboiler 9 is connected with the upper side of the absorption tower 1 after being cooled by the heat exchange unit 4, and a second pump body 10 is arranged between the reboiler 9 and the heat exchange unit 4; after the rich amine liquid enters the desorption tower 2, under the action of a reboiler 9, the rich amine liquid in the desorption tower 2 releases CO 2 Simultaneously rich amine liquidBecomes lean amine liquid, and the lean amine liquid is pumped into the absorption tower 1 through the first pump body 5; a second condenser 11 and an amine supplementing pipe 12 are arranged between the heat exchange unit 4 and the upper side of the absorption tower 1, and the amine supplementing pipe 12 is used for supplementing amine liquid into the system.
The temperature of the flue gas discharged by the thermal power plant is generally higher than the optimal temperature required by the trapping process, so a flue gas pretreatment unit is also arranged between the lower inlet of the absorption tower 1 and a flue gas source and is used for cooling the flue gas; as shown in fig. 1, the flue gas pretreatment unit comprises a first cooling branch 13 and a second cooling branch 14; one side of the first cooling branch 13 and one side of the second cooling branch 14 are connected with the lower inlet of the absorption tower 1 through a linkage conduction assembly 15; the other sides of the first cooling branch 13 and the second cooling branch 14 are connected with a first cooling device 17 and an induced draft fan 18 through a three-way pipe 16; the first cooling device 17 is used for cooling the flue gas, and can be an existing water-cooled condenser, and the induced draft fan 18 is used for increasing the pressure inside the system; the first cooling branch 13 is provided with a first valve body 19 and a temperature detection component 20, and the second cooling branch 14 is provided with a second valve body 21 and a second cooling device 22.
The use principle is as follows: normally, the first valve body 19 is opened and the second valve body 21 is closed; the flue gas is cooled by a first cooling device 17 under the action of an induced draft fan 18, so that the temperature of the flue gas is reduced to about 40 ℃; the cooled flue gas passes through the first cooling branch 13, and the temperature detection assembly 20 detects the temperature of the flue gas; meanwhile, as the first cooling branch 13 is conducted, the linkage conduction assembly 15 generates linkage to seal one side of the second cooling branch 14, so that the flue gas enters the absorption tower 1 for carbon capture; when a process error occurs inside the production system or the first cooling device 17 fails, the temperature detection assembly 20 detects that the temperature is continuously higher than the threshold value for a period of time; closing the first valve body 19, opening the second valve body 21, and conducting the second cooling branch 14; the linkage conduction assembly 15 generates linkage to seal one side of the first cooling branch 13; the flue gas is cooled again by the second cooling device 22, so that the temperature of the flue gas is ensured to be maintained within a proper recovery range; at this time, the internal problems of the system and the production process problems can be examined.
As shown in fig. 2-3, the linkage conduction assembly 15 comprises a connecting tee joint 23, wherein a middle channel of the connecting tee joint 23 is connected with a lower inlet of the absorption tower 1, and two side channels of the connecting tee joint 23 are respectively connected with the first cooling branch 13 and the second cooling branch 14; a stop plate 24 is slidably connected with the connecting tee 23; the two sides of the connecting tee joint 23 are vertically provided with baffle rings 25; the stop plate 24 is smaller than the inner diameter of the connecting tee 23; in order to ensure that the stop plate 24 can horizontally slide in the connecting tee joint 23, a clamping column 26 is arranged in the connecting tee joint 23, the stop plate 24 is provided with a clamping groove 27, and the clamping groove 27 is in sliding fit with the clamping column 26; under the drive of high-pressure flue gas, the stop plate 24 slides in the connecting tee joint 23 and contacts and is attached to the baffle ring 25 to seal on one side; ensure the large-flow conduction of the air source.
The smoke contains smoke particles, when the smoke passes through the temperature detection assembly 20, the smoke particles are adhered to the temperature detection probe 36 of the temperature detection assembly 20, and are accumulated on the surface of the temperature detection probe 36 to form an insulating layer to prevent heat conduction (or prevent infrared conduction), so that temperature readings are lower, and therefore, the temperature detection probe 36 needs to be cleaned regularly; to solve this problem, as shown in fig. 4, the first cooling branch 13 is provided with a first mounting tube 28 connected to the first valve body 19, and a second mounting tube 29 connected to the linkage conduction assembly 15; the first mounting tube 28 and the second mounting tube 29 are of a sealing sleeve structure (an inner sleeve and an outer sleeve structure which are in sliding fit), and the lower sides of the first mounting tube 28 and the second mounting tube 29 are fixed on the ground through a support plate 30; as shown in fig. 5-6, the outer sides of the first mounting tube 28 and the second mounting tube 29 are respectively provided with a mounting push rod 31, and a push head of the mounting push rod 31 is connected with a sealing head 32; the middle of the sealing head 32 is provided with a mounting groove 33, and the inner sleeves of the first mounting tube 28 and the second mounting tube 29 are fixed in the mounting groove 33; meanwhile, a sealing protrusion 34 is formed on one extrusion fit side of the sealing head 32; the temperature detecting assembly 20 is installed between the two sealing heads 32 (the temperature detecting assembly 20 can be a detachable structure or a fixed installation form with the ground), and the temperature detecting assembly 20 comprises a temperature measuring pipeline 35 and a temperature detecting probe 36; sealing concave parts 37 are arranged on two sides of the temperature measuring pipeline 35, and a temperature detecting probe 36 is arranged in the temperature measuring pipeline 35; when the sealing head 32 is installed, the sealing protrusion 34 is clamped in the sealing recess 37 for clamping and sealing.
When the temperature sensing probe 36 is insensitive due to dust particles adhering to it after a period of use; closing the first valve body 19, opening the second valve body 21, conducting the second cooling branch 14, linking the conducting assembly 15 to generate linkage, and moving the stop plate 24 to one side of the first cooling branch 13 for sealing; at this time, both sides of the first cooling branch 13 are respectively sealed with the stop plate 24 through the first valve body 19; the installation push rod 31 is controlled to retract, the sealing head 32 is driven to retract towards two sides, and at the moment, the temperature detection probe 36 is cleaned manually; after cleaning, the installation push rod 31 is controlled to extend, and the two sealing heads 32 clamp and fix the temperature detection assembly 20; and then the first valve body 19 is opened, the second valve body 21 is closed, the linkage conduction assembly 15 is linked, the stop plate 24 moves to one side of the second cooling branch 14 for sealing, and the flue gas passes through the temperature detection assembly 20 again for temperature monitoring.
In the second embodiment, based on the first embodiment, the present application further proposes a manner of automatically cleaning the temperature detection probe 36 instead of manual cleaning; as shown in fig. 7, two temperature detecting components 20 are provided in the present embodiment, and the temperature detecting components 20 are connected by a connecting rod 38; the support plate 30 is horizontally provided with a mounting plate 39, a turnover motor 40 is fixed on the mounting plate 39 through a motor support, a motor shaft of the turnover motor 40 is fixed with the connecting rod 38, the turnover motor 40 is a brake motor, and the temperature detection assembly 20 is driven to turn through the rotation of the turnover motor 40; the support plate 30 is provided with a cleaning component for cleaning the temperature detection probe 36; as shown in fig. 8, the cleaning assembly includes a cleaning push rod 41 disposed on the support plate 30 and two sliding plates 42 disposed opposite to each other; the sliding plate 42 is provided with a sliding groove 43, and a plurality of upward arc-shaped protruding sections are arranged in the sliding groove 43; one end of the sliding plate 42 is fixed with the support plate 30, and the other end of the sliding plate 42 is fixed with the ground through the supporting leg 44; as shown in fig. 9-10, two cleaning push rods 41 are horizontally arranged on the support plate 30, and the push heads of the cleaning push rods 41 penetrate out of the support plate 30 and are fixed with the angle steel plates 45; a vertical sliding shaft 46 is in sliding fit with the angle steel plate 45; the lower side of the vertical sliding shaft 46 is provided with a limiting plate 48, and a compression spring 49 penetrates through the vertical sliding shaft 46 between the angle steel plate 45 and the limiting plate 48; the upper side of the vertical sliding shaft 46 is fixed with the bottom of the clamping block 47, the clamping block 47 is clamped and fixed with one end of the transverse sliding shaft 50, and the other end of the transverse sliding shaft 50 passes through the sliding groove 43 to be fixed with the cleaning member; the transverse sliding shaft 50 is fitted with the sliding groove 43 through a sliding bearing 51.
During cleaning, after the two sides of the first cooling branch 13 are sealed with the stop plate 24 through the first valve body 19, the installation push rod 31 is controlled to retract, and the sealing head 32 is driven to retract towards the two sides; the turnover motor 40 drives the temperature detection assembly 20 to turn over, so that the insensitive temperature detection assembly 20 is positioned at the lower side, and the sensitive temperature detection assembly 20 is positioned between the two sealing heads 32; controlling the extension of the installation push rod 31, clamping and fixing the sensitive temperature detection assembly 20 by the two sealing heads 32, and continuously monitoring an internal system; the cleaning push rod 41 reciprocates to drive the angle steel plate 45 to reciprocate in the horizontal direction; the arc-shaped protruding section in the sliding groove 43 pushes the transverse sliding shaft 50 to reciprocate in the vertical direction, so that when the cleaning member transversely moves, longitudinal swing is generated, and the temperature detection probe 36 to be cleaned is cleaned; the cleaning effect is improved.
The cleaning member is used for cleaning the dust particles attached to the temperature detecting probe 36, and as shown in fig. 10, the cleaning member includes a cleaning frame 52 having a frame structure, and a partition 53 is provided in the cleaning frame 52; one side of the partition plate 53 is provided with a cleaning motor, the other side of the partition plate 53 is rotatably provided with a driving shaft 54 and a driven shaft 55, and a motor shaft of the cleaning motor is fixed with the driving shaft 54 through a coupling; a driving gear 56 is arranged on the driving shaft 54, a driven gear 57 is arranged on the driven shaft 55, and the driving gear 56 is meshed with the driven gear 57; a cleaning brush 58 is arranged on one side of the driving shaft 54 and the driven shaft 55, which is far away from the cleaning motor; the cleaning motor drives the driving shaft 54 to rotate, and the driving gear 56 drives the driven gear 57 to rotate in a linkage way; the two cleaning brushes 58 are rotated in opposite directions, the temperature detecting probe 36 to be cleaned is located between the two cleaning brushes 58, and the cleaning brushes 58 are moved laterally to scrape the temperature detecting probe 36.
When the cleaning member cleans the temperature detection probe 36, a cleaning liquid needs to be manually added; to solve this problem, as shown in fig. 9 to 10, a liquid storage tank 59 is fixed to the mounting plate 39, the liquid storage tank 59 being for storing a cleaning liquid; a liquid outlet pipe 60 is arranged at the lower side of the liquid storage barrel 59, a cleaning pump 61 is arranged on the liquid outlet pipe 60, and a cleaning frame 62 with double arc-shaped cross sections is arranged at the upper sides of the two supporting legs 44; the cleaning frame 62 is provided with a cleaning three-way pipe 63, two end pipelines of the cleaning three-way pipe 63 extend to the lower side of the cleaning frame 62, and the middle pipeline of the cleaning three-way pipe 63 is connected with the liquid outlet pipe 60 through a connecting hose 64; during cleaning, the cleaning pump 61 is started to pump the cleaning liquid in the liquid storage tank 59 to the cleaning rack 62, and the cleaning brush 58 is sprayed.
Embodiment three, the present application further proposes a carbon neutralization application system, as shown in fig. 11, comprising the flue gas capturing assembly and storage unit 65 of the above embodiment, comprising a gas application unit 66; the flue gas trapping assembly is used for separating and trapping CO in flue gas 2 The method comprises the steps of carrying out a first treatment on the surface of the The storage unit 65 is used for capturing CO 2 The storage unit 65 may be any of the existing underground seals or high-pressure gas seals; the gas application unit 66 is used for storing CO 2 Performing application and utilization; as shown in fig. 12-13, the gas application unit 66 includes a greenhouse 68 and a carbon dioxide release assembly disposed within the greenhouse 68; the carbon dioxide release assembly comprises an application cavity 69 and a driving assembly 67, wherein the application cavity 69 is of a cavity structure and is arranged at the upper end of the side part of the greenhouse 68; one side of the application cavity 69 is provided with an air inlet pipe 70 communicated with the interior, and the air inlet pipe 70 is used for communicating with CO 2 The air source is connected; as shown in fig. 14, the lower side of the applying cavity 69 is provided with a plurality of exhaust holes 71, and a sealing cover 72 is movably matched in the exhaust holes 71; in order to ensure the sealing effect, the vent hole 71 is a stepped hole, and the cover 72 is a stepped structure corresponding to the vent hole 71; CO is introduced through the air inlet pipe 70 2 And then discharged from the exhaust hole 71, thereby ensuring CO 2 Evenly releasing the materials into the greenhouse 68; a mounting lug 73 is oppositely arranged at the bottom of one side of the applying cavity 69, a driving plate 74 is in rotating fit on the mounting lug 73, and one side of the driving plate 74 away from the exhaust hole 71 extends out of the applying cavity 69; a cover bracket 75 is arranged on the upper side of the exhaust hole 71, and a cover coupling 76 is arranged on the upper side of the cover 72; the cover 72 is connected to the cover holder 7 by a cover coupling 765 (a limit anti-drop structure is arranged on the cover coupling 76), a return spring 77 penetrates through the cover coupling 76 between the cover bracket 75 and the cover 72, and the return spring 77 is used for driving the cover 72 to return after the cover 72 is opened; 14-15, a driving shaft 78 is arranged on the lower side of the cover 72, an anti-falling rod 79 is arranged at the lower end of the driving shaft 78, and an extrusion guide wheel 80 is rotatably arranged in the middle position of the driving shaft 78; the driving plate 74 is provided with a driving shaft slideway 81, the driving shaft 78 is in sliding fit in the driving shaft slideway 81, and the driving plate 74 is positioned between the extrusion guide wheel 80 and the anti-falling rod 79; the upper surface of the side of the driving plate 74 away from the exhaust hole 71 is provided with an extruding protrusion 82 with an arc-shaped cross section, and the driving assembly 67 is used for extruding the driving plate 74 to open the cover 72.
In use, as shown in fig. 16, after the driving assembly 67 contacts with the extrusion protrusion 82, the driving plate 74 is extruded downward, the other side of the driving plate 74 is turned upward, and the driving plate 74 pushes the cover 72 on line against the extrusion guide pulley 80, so that the exhaust hole 71 is opened to release CO 2 The method comprises the steps of carrying out a first treatment on the surface of the The return spring 77 is compressed and pressed at this time; when the release is completed, the drive assembly 67 is moved away from the drive plate 74; the return spring 77 returns to press the cover 72 downward, so that the cover 72 returns; the existing multi-way pipeline type release assembly has the defects that the release amount close to the main pipeline is large, and the release amount far away from the main pipeline is small, so that CO is caused 2 The release of the gas fertilizer is heterogeneous; the carbon dioxide release assembly of the embodiment replaces the prior multi-way pipeline type release assembly and can ensure that the carbon dioxide release assembly is used for CO 2 When the gas fertilizer is released, the gas fertilizer is more uniform.
The driving assembly 67 is used for pressing the driving plate 74 to open the cover 72, as shown in fig. 13, the driving assembly 67 includes a supporting beam 83 and a sliding frame 84, and the sliding frame 84 has a rod-shaped structure and is oppositely arranged between the supporting beams 83; the main rotating shaft 85 and the auxiliary rotating shaft 86 are rotatably arranged on two sides of the supporting beam 83 through bearings and bearing blocks; the main rotating shaft 85 and the auxiliary rotating shaft 86 are respectively provided with a chain wheel 87, and the two chain wheels 87 are in transmission connection through a synchronous chain 88; a linkage gear 91 is arranged on one side of the main rotating shaft 85, a driving motor 89 is arranged on the lower side of the supporting beam 83 through a motor support, a driving gear 90 is arranged on a motor shaft of the driving motor 89, and the driving gear 90 is in transmission connection with the linkage gear 91 through a chain 92; as shown in fig. 17, two sidesThe sliding frames 84 of the two slide blocks 93 are in sliding fit, the upper sides of the two slide blocks 93 are provided with driving cross beams 94, the synchronous chains 88 are fixed on the lower sides of the driving cross beams 94 through mounting clamping plates, and the driving cross beams 94 can be driven to slide along the sliding frames 84 by the movement of the synchronous chains 88; the two sides of the driving cross beam 94 are provided with driving longitudinal plates 95, and driving guide wheels 96 are fixed on the driving longitudinal plates 95 through fold line mounting plates 97; the driving motor 89 drives the linkage gear 91 to rotate through the driving gear 90, so as to drive the main rotating shaft 85 and the auxiliary rotating shaft 86 to synchronously rotate; the drive beam 94 is slid along the carriage 84 and the drive guide wheel 96 contacts the extrusion boss 82, releasing CO 2 And (5) gas fertilizer.
Further, as shown in fig. 18, a guide screw sliding table 98 with a driving source is arranged on the driving beam 94, and a sliding block of the guide screw sliding table 98 is fixed with a spray head 100 through a spray head bracket 99; the spray head 100 is connected with an external water source through a water supply hose 101; when in use, an external water source is transmitted through the water supply hose 101, and sprayed from the spray head 100 to spray and water plants in the greenhouse 68; the driving motor 89 drives the driving cross beam 94 to move along the sliding frame 84 to move the spray head 100 along the direction of the sliding frame 84, at this time, the driving assembly 67 contacts with the extrusion protrusion 82, and the driving plate 74 is extruded downwards to open the exhaust hole 71 to release CO 2 The method comprises the steps of carrying out a first treatment on the surface of the The guide screw sliding table 98 drives the maintenance spray head 100 to move along the direction perpendicular to the sliding frame 84 for spraying and watering, the driving motor 89 and the guide screw sliding table 98 are matched with each other, so that the spray head 100 can move in a serpentine manner to water plants covered by the greenhouse 68, and the driving assembly 67 moves transversely along the sliding frame 84 to release the air fertilizer in each area.
The above-mentioned fixing means, unless described separately, are all common technical means for those skilled in the art, welding, nesting or screw fixing.
The following points need to be described:
(1) The drawings of the embodiments of the present invention relate only to the structures related to the embodiments of the present invention, and other structures may refer to the general designs.
(2) In the drawings for describing embodiments of the present invention, the thickness of layers or regions is exaggerated or reduced for clarity, i.e., the drawings are not drawn to actual scale. It will be understood that when an element such as a layer, film, region or substrate 1401 is referred to as being "on" or "under" another element, it can be "directly on" or "under" the other element or intervening elements may be present.
(3) The embodiments of the invention and the features of the embodiments can be combined with each other to give new embodiments without conflict.
The present invention is not limited to the above embodiments, but the scope of the invention is defined by the claims.
Claims (6)
1. The flue gas capturing assembly is characterized by comprising a flue gas pretreatment unit and a carbon capturing unit, wherein the flue gas pretreatment unit is used for cooling flue gas; the carbon capture unit is used for separating carbon dioxide in the flue gas; the flue gas pretreatment unit comprises a first cooling branch (13) and a second cooling branch (14); one side of the first cooling branch (13) and one side of the second cooling branch (14) are connected with the lower inlet of the absorption tower (1) through a linkage conduction assembly (15); the other sides of the first cooling branch circuit (13) and the second cooling branch circuit (14) are connected with a first cooling device (17) and an induced draft fan (18) through a three-way pipe (16); a first valve body (19) and a temperature detection assembly (20) are arranged on the first cooling branch (13), and a second valve body (21) and a second cooling device (22) are arranged on the second cooling branch (14); a first mounting tube (28) connected with the first valve body (19) and a second mounting tube (29) connected with the linkage conduction assembly (15) are arranged on the first cooling branch (13); the first mounting tube (28) and the second mounting tube (29) are of a sealing sleeve structure, and the lower sides of the first mounting tube (28) and the second mounting tube (29) are fixed on the ground through a support plate (30); the outer sides of the first mounting tube (28) and the second mounting tube (29) are respectively provided with a mounting push rod (31), and a push head of the mounting push rod (31) is connected with a sealing head (32); the temperature detection assembly (20) is arranged between the two sealing heads (32); the temperature detection assembly (20) comprises a temperature measurement pipeline (35) and a temperature detection probe (36); the temperature detection probe (36) is arranged in the temperature measurement pipeline (35); the two temperature detection assemblies (20) are arranged, and the temperature detection assemblies (20) are connected through a connecting rod (38); a mounting plate (39) is horizontally arranged on the support plate (30), a turnover motor (40) is arranged on the mounting plate (39), a motor shaft of the turnover motor (40) is fixed with the connecting rod (38), and the rotation of the turnover motor (40) drives the temperature detection assembly (20) to turn; the support plate (30) is provided with a cleaning component for cleaning the temperature detection probe (36); the cleaning assembly comprises a cleaning push rod (41) and two sliding plates (42) which are oppositely arranged; a sliding groove (43) is formed in the sliding plate (42), and a plurality of upward arc-shaped protruding sections are arranged in the sliding groove (43); one end of the sliding plate (42) is fixed with the support plate (30), and the other end of the sliding plate (42) is fixed with the ground through the support leg (44); the two cleaning push rods (41) are horizontally arranged on the support plate (30), and push heads of the cleaning push rods (41) penetrate out of the support plate (30) and are fixed with the angle steel plates (45); a vertical sliding shaft (46) is in sliding fit with the angle steel plate (45); the lower side of the vertical sliding shaft (46) is provided with a limiting plate (48), and a compression spring (49) penetrates through the vertical sliding shaft (46) between the angle steel plate (45) and the limiting plate (48); the upper side of the vertical sliding shaft (46) is fixed with the bottom of the clamping block (47), the clamping block (47) is clamped and fixed with one end of the transverse sliding shaft (50), the other end of the transverse sliding shaft (50) passes through the sliding groove (43) to be fixed with a cleaning component, and the cleaning component is used for cleaning dust particles attached to the temperature detection probe (36); the linkage conduction assembly (15) comprises a connecting tee joint (23), and two sides of the connecting tee joint (23) are respectively connected with the first cooling branch (13) and the second cooling branch (14); a stop plate (24) is connected in a sliding way in the connecting tee joint (23); two sides of the connecting tee joint (23) are vertically provided with baffle rings (25); a clamping column (26) is arranged in the connecting tee joint (23), a clamping groove (27) is formed in the stop plate (24), and the clamping groove (27) is in sliding fit with the clamping column (26); the first valve body (19) and the second valve body (21) are opened and closed, and the stop plate (24) slides in the connecting tee joint (23) to seal the first cooling branch (13) and the second cooling branch (14); the middle of the sealing head (32) is provided with a mounting groove (33), and the inner sleeves of the first mounting tube (28) and the second mounting tube (29) are fixed in the mounting groove (33); the cleaning component comprises a cleaning frame (52) with a frame structure, and a baffle plate (53) is arranged in the cleaning frame (52); one side of the partition plate (53) is provided with a cleaning motor, the other side of the partition plate (53) is rotatably provided with a driving shaft (54) and a driven shaft (55), and a motor shaft of the cleaning motor is fixed with the driving shaft (54) through a coupler; a driving gear (56) is arranged on the driving shaft (54), a driven gear (57) is arranged on the driven shaft (55), and the driving gear (56) is meshed with the driven gear (57); a cleaning brush (58) is arranged on one side of the driving shaft (54) and the driven shaft (55) away from the cleaning motor.
2. A flue gas capturing assembly according to claim 1, wherein the carbon capturing unit comprises an absorption tower (1) and a desorption tower (2); the lower inlet of the absorption tower (1) is connected with a gas source of the flue gas; the top of the absorption tower (1) is connected with the spray tower (3); the lower outlet of the absorption tower (1) is connected with the upper side of the desorption tower (2) through a heat exchange unit (4); a first pump body (5) is arranged between the lower outlet of the absorption tower (1) and the heat exchange unit (4); the top outlet of the desorption tower (2) is connected with a gas-liquid separator (7) through a first condenser (6), and the liquid outlet end of the gas-liquid separator (7) is connected with the top of the desorption tower (2); the air outlet end of the air-liquid separator (7) is connected with a carbon dioxide compressor (8); the bottom of the desorption tower (2) is connected with a reboiler (9), and the air outlet end of the reboiler (9) is connected with the side edge of the desorption tower (2); the liquid outlet end of the reboiler (9) is connected with the upper side of the absorption tower (1) after being cooled by the heat exchange unit (4), and a second pump body (10) is arranged between the reboiler (9) and the heat exchange unit (4); a second condenser (11) and an amine supplementing pipe (12) are arranged between the heat exchange unit (4) and the upper side of the absorption tower (1).
3. A flue gas capturing assembly according to claim 1, wherein a liquid storage tank (59) is fixed on the mounting plate (39), and the liquid storage tank (59) is used for storing cleaning liquid; a liquid outlet pipe (60) is arranged at the lower side of the liquid storage barrel (59), a cleaning pump (61) is arranged on the liquid outlet pipe (60), and a cleaning frame (62) with a double arc-shaped section is arranged at the upper side of the two supporting legs (44); the cleaning frame (62) is provided with a cleaning three-way pipe (63), two end pipelines of the cleaning three-way pipe (63) extend to the lower side of the cleaning frame (62), and a middle pipeline of the cleaning three-way pipe (63) is connected with the liquid outlet pipe (60) through a connecting hose (64).
4. A carbon neutralisation application system comprising a flue gas capture assembly as claimed in claim 1 and a storage unit (65), further comprising a gas application unit (66), the storage unit (65) being adapted to capture CO 2 Storing; the gas application unit (66) comprises a greenhouse (68) and a carbon dioxide release assembly arranged in the greenhouse (68); the carbon dioxide release assembly comprises an application cavity (69) and a driving assembly (67), wherein the application cavity (69) is of a cavity structure and is arranged at the upper end of the side part of the greenhouse (68); an air inlet pipe (70) communicated with the interior is arranged at one side of the applying cavity (69); the lower side of the applying cavity (69) is provided with a plurality of exhaust holes (71), and a sealing cover (72) is movably matched in the exhaust holes (71); a mounting lug (73) is oppositely arranged at the bottom of one side of the applying cavity (69), and a driving plate (74) is in rotary fit with the mounting lug (73); a cover bracket (75) is arranged on the upper side of the exhaust hole (71), and a cover coupling (76) is arranged on the upper side of the cover (72); the sealing cover (72) is in sliding fit with the sealing cover bracket (75) through a sealing cover coupling (76), and a return spring (77) penetrates through the sealing cover coupling (76) between the sealing cover bracket (75) and the sealing cover (72); a driving shaft (78) is arranged at the lower side of the sealing cover (72), an anti-falling rod (79) is arranged at the lower end of the driving shaft (78), and an extrusion guide wheel (80) is rotatably arranged at the middle position of the driving shaft (78); a driving shaft slideway (81) is arranged on the driving plate (74), a driving shaft (78) is in sliding fit in the driving shaft slideway (81), and the driving plate (74) is positioned between the extrusion guide wheel (80) and the anti-falling rod (79); the upper surface of one side of the driving plate (74) far away from the exhaust hole (71) is provided with an arcExtrusion projection (82) of a shape cross section.
5. A carbon neutralisation application system according to claim 4, characterised in that the drive assembly (67) comprises a support beam (83) and a carriage (84) oppositely disposed between the support beams (83); the two sides of the supporting beam (83) are rotatably provided with a main rotating shaft (85) and a secondary rotating shaft (86); the main rotating shaft (85) and the auxiliary rotating shaft (86) are respectively provided with a chain wheel (87), and the two chain wheels (87) are in transmission connection through a synchronous chain (88); a linkage gear (91) is arranged on one side of the main rotating shaft (85), a driving motor (89) is arranged on the lower side of the supporting beam (83), a driving gear (90) is arranged on a motor shaft of the driving motor (89), and the driving gear (90) is in transmission connection with the linkage gear (91) through a chain (92); sliding blocks (93) are slidably matched on the sliding frames (84) on two sides, a driving cross beam (94) is arranged on the upper sides of the two sliding blocks (93), and the synchronous chain (88) is fixed with the driving cross beam (94); drive guide wheels (96) are arranged on two sides of the drive cross beam (94); the driving motor (89) drives the linkage gear (91) to rotate through the driving gear (90), so as to drive the main rotating shaft (85) and the auxiliary rotating shaft (86) to synchronously rotate; the drive beam (94) is slid along the carriage (84), and the drive guide wheel (96) contacts the extrusion boss (82).
6. The carbon neutralizing application system according to claim 5, wherein a guide screw sliding table (98) with a driving source is arranged on the driving beam (94), and a sliding block of the guide screw sliding table (98) is fixed with a spray head (100) through a spray head bracket (99); the spray head (100) is connected with an external water source through a water supply hose (101).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311372331.3A CN117101377B (en) | 2023-10-23 | 2023-10-23 | Flue gas trapping assembly and carbon neutralization application system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311372331.3A CN117101377B (en) | 2023-10-23 | 2023-10-23 | Flue gas trapping assembly and carbon neutralization application system |
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| CN117101377B true CN117101377B (en) | 2024-02-13 |
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| CN116060211A (en) * | 2022-12-30 | 2023-05-05 | 国能长源武汉青山热电有限公司 | Electric dust remover for treating smoke dust of coal-fired boiler and dust removing method |
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| EP1306240A2 (en) * | 2001-10-24 | 2003-05-02 | Behr GmbH & Co. | Airflow control apparatus |
| CN101220778A (en) * | 2007-01-12 | 2008-07-16 | 日产自动车株式会社 | Air-fuel ratio control apparatus |
| CN106400724A (en) * | 2016-10-13 | 2017-02-15 | 威海广泰空港设备股份有限公司 | Strong blowing type airport snow sweeper |
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| CN117101377A (en) | 2023-11-24 |
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