CN117531368A - Carbon trapping system and method - Google Patents
Carbon trapping system and method Download PDFInfo
- Publication number
- CN117531368A CN117531368A CN202410026768.XA CN202410026768A CN117531368A CN 117531368 A CN117531368 A CN 117531368A CN 202410026768 A CN202410026768 A CN 202410026768A CN 117531368 A CN117531368 A CN 117531368A
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- carbon dioxide
- unit
- absorption
- roller
- ship
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 252
- 238000010521 absorption reaction Methods 0.000 claims abstract description 155
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 126
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 126
- 239000007788 liquid Substances 0.000 claims abstract description 104
- 238000003795 desorption Methods 0.000 claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims description 83
- 230000007306 turnover Effects 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 16
- 230000001172 regenerating effect Effects 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 150000001412 amines Chemical class 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 abstract description 7
- 230000008929 regeneration Effects 0.000 description 16
- 238000011069 regeneration method Methods 0.000 description 16
- 230000002745 absorbent Effects 0.000 description 6
- 239000002250 absorbent Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000013519 translation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000001926 trapping method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004804 winding 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/80—Organic bases or salts
-
- 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
Abstract
The application discloses carbon capture system and method relates to carbon capture technical field, and wherein, carbon capture system includes: an absorption vessel; the carbon dioxide absorbing unit is arranged on the absorbing ship and is used for absorbing carbon dioxide in tail gas of the absorbing ship; an auxiliary ship; and the desorption unit is arranged on the auxiliary ship, is connected with the carbon dioxide absorption unit in the first state, and is used for receiving the rich liquid of the carbon dioxide absorption unit and simultaneously conveying the lean liquid to the carbon dioxide absorption unit. By arranging the auxiliary ship and arranging the desorption unit corresponding to the carbon dioxide absorption unit on the absorption ship on the auxiliary ship, the lean solution can be supplemented to the carbon dioxide absorption unit on the absorption ship through the auxiliary ship and the liquid carbon dioxide on the absorption ship can be received and unloaded, so that the absorption ship is prevented from being filled with amine solution and unloaded with the liquid carbon dioxide by a special dock for berthing, the time cost is further effectively saved, and the energy waste is reduced.
Description
Technical Field
The application relates to the technical field of carbon capture, in particular to a carbon capture system and a carbon capture method.
Background
The problem of ship emission pollution is getting more and more attention in the world, the limitation on ship pollution discharge is becoming more and more strict, and after the ship tail gas is subjected to desulfurization, denitrification and water removal treatment, a large amount of carbon dioxide is contained, so that the carbon dioxide needs to be trapped, and an amine liquid spray adsorption method is the most widely applied ship tail gas carbon trapping method at present.
The amine liquid spray adsorption process comprises two parts of carbon dioxide absorption and desorption, an amine absorbent is used for reversely contacting with ship tail gas in a carbon dioxide absorption tower, mass transfer and heat transfer of carbon dioxide and the absorbent are enhanced through a packing layer in the absorption tower, the absorbent absorbing the carbon dioxide leaves from the absorption tower, enters a carbon dioxide desorption tower after heat exchange, the absorbent is heated by low-pressure steam provided by a ship energy system to realize regeneration, the regenerated absorbent leaves the carbon dioxide desorption tower to return to the absorption tower for recycling, carbon dioxide desorbed from the absorbent and water vapor leave from the top of the carbon dioxide desorption tower, high-purity carbon dioxide gas is obtained through gas-liquid separation after condensation, the carbon dioxide gas is made into liquid carbon dioxide through a liquefaction compression device and stored in a liquid carbon dioxide storage tank, and the liquid carbon dioxide in the storage tank is unloaded after the ship approaches a port.
However, the trapping device adopted in the amine liquid spraying and adsorbing process has large volume, more parts, complex structure and high power consumption, so that after the trapping device is arranged on a ship, the space for arranging the trapping device on the ship is tense, the device cost is high, and the ship needs to repeatedly fill amine liquid and unload liquid carbon dioxide by a special dock for berthing, thereby spending a great deal of time and cost and causing energy waste.
Disclosure of Invention
The invention aims to provide a carbon capture system and a method for solving the problems that a ship in the related art needs to repeatedly fill amine liquid and unload liquid carbon dioxide by a special berth, so that a great deal of time and cost are spent and energy waste is caused.
In a first aspect, the present application provides a carbon capture system that adopts the following technical scheme:
a carbon capture system, comprising:
an absorption vessel;
the carbon dioxide absorbing unit is arranged on the absorbing ship and is used for absorbing carbon dioxide in tail gas of the absorbing ship;
an auxiliary ship;
and the desorption unit is arranged on the auxiliary ship, a first state and a second state exist between the desorption unit and the carbon dioxide absorption unit, the desorption unit is connected with the carbon dioxide absorption unit in the first state and receives the rich liquid of the carbon dioxide absorption unit, meanwhile, lean liquid is conveyed to the carbon dioxide absorption unit, and the desorption unit is separated from the carbon dioxide absorption unit in the second state.
By adopting the technical scheme, by arranging the auxiliary ship and arranging the desorption unit corresponding to the carbon dioxide absorption unit on the absorption ship on the auxiliary ship, if the desorption unit is arranged on the absorption ship, the carbon dioxide absorption unit on the absorption ship can be supplemented with lean liquid by the auxiliary ship and liquid carbon dioxide on the absorption ship can be unloaded, so that the absorption ship is prevented from being filled with amine liquid and unloaded by a special dock for berthing, the time cost is further effectively saved, and the energy waste is reduced;
if the absorption vessel is not provided with a desorption unit, the desorption unit on the auxiliary vessel is connected with the carbon dioxide absorption unit on the absorption vessel, the rich liquid of the carbon dioxide absorption unit is received through the desorption unit on the auxiliary vessel, and the lean liquid after desorbing and storing the liquid carbon dioxide is reinjected to the carbon dioxide absorption unit.
Optionally, the carbon dioxide absorbing unit includes the absorption tower, the desorption unit includes regeneration tower, lean and rich liquid heat exchanger, lean liquid cooler, lean liquid pump, solution boiling device, regeneration cooler, regeneration separator, desicator and liquefaction storage subassembly, lean and rich liquid heat exchanger, regeneration tower, regeneration separator, desicator and liquefaction storage subassembly communicate in proper order, lean liquid pump's both ends respectively with regeneration tower and lean and rich liquid heat exchanger intercommunication, solution boiling device with regeneration tower intercommunication, lean liquid cooler's entry end with lean liquid exit end intercommunication of lean and rich liquid heat exchanger, in the first state, lean liquid cooler's exit end with the absorption tower intercommunication, lean and rich liquid heat exchanger's rich liquid entry end through rich liquid pump with the absorption tower intercommunication.
Through adopting above-mentioned technical scheme, the exit end of lean solution cooler can communicate with the absorption tower, and the rich solution entrance end of lean and rich solution heat exchanger can communicate with the absorption tower through rich liquid pump to can be with the desorption unit on the auxiliary vessel with the carbon dioxide absorption unit on the absorption vessel.
Optionally, a carbon capture system further comprises:
the hoisting mechanism is arranged on the auxiliary ship;
the device comprises a hose, a lifting mechanism and a lifting mechanism, wherein one end of the hose is communicated with a desorption unit on the auxiliary ship, the other end of the hose is provided with a connector which is used for being communicated with the carbon dioxide absorption unit, the lifting mechanism is connected with the hose, and the lifting mechanism is used for suspending and moving the hose;
the moving mechanism is arranged on the absorption vessel;
the turnover piece is connected with the moving mechanism, and the moving mechanism is used for driving the turnover piece to move;
the turnover piece is used for driving the connection mechanism to rotate, and the connection mechanism is used for being detachably connected with the connector.
Through adopting above-mentioned technical scheme, when needs are connected the desorption unit on the auxiliary vessel with the carbon dioxide absorption unit on the absorption vessel, remove the hose through hoist and mount mechanism, make the joint be connected with coupling mechanism, then drive coupling mechanism through the upset piece and rotate, overturn the joint to the angle of being convenient for be connected with the carbon dioxide absorption unit, then drive the upset piece through moving mechanism and remove, with connect to be connected with the carbon dioxide absorption unit.
Optionally, coupling mechanism includes base, spacing subassembly and locking component, the upset piece with pedestal connection, spacing subassembly and locking component are located on the base, spacing subassembly is used for radially right the lateral part of hose carries out the butt spacing, locking component be used for with connect detachable connection.
Through adopting above-mentioned technical scheme, when needs are connected coupling mechanism and joint, move hose and joint to coupling mechanism's position department through hoist and mount mechanism earlier, then carry out the butt spacing to the lateral part of hose along radial through spacing subassembly, then be connected locking subassembly and joint to be connected coupling mechanism and joint.
Optionally, spacing subassembly includes fixed running roller, moves running roller and two sets of side running roller, be equipped with on the base and link up and one side open-ended logical groove along thickness direction, fixed running roller and two sets of side running roller rotate locate on the base, and be located logical groove's week side, two sets of side running roller can be opposite direction or back remove to be located on the base, move the running roller movable to be located on the base, move the running roller can open and shut in logical groove's open side.
Through adopting above-mentioned technical scheme, when the lateral part of hose is radially carried out the butt through spacing subassembly to needs, move the hose through hoist and mount mechanism earlier, remove the hose from the opening side of logical groove to logical inslot, remove the running roller afterwards, with the running roller shutoff in the opening side of logical groove, make fixed running roller, running roller and two sets of lateral rollers be located around the hose to contact with the lateral part of hose, thereby carry out the butt spacing to the lateral part of hose.
Optionally, the connecting mechanism further includes a linear driving member and a rotary driving member, the linear driving member is disposed on the base, the linear driving member is connected with the rotary driving member, the linear driving member is used for driving the rotary driving member to move towards or away from the fixed roller, the rotary driving member is connected with the movable roller, and the rotary driving member is used for driving the movable roller to rotate so as to adjust the angle of the movable roller relative to the fixed roller.
Through adopting above-mentioned technical scheme, when the lateral part of hose is radially carrying out the butt spacing through spacing subassembly to needs, after the hose removes to logical inslot from the opening side that leads to the groove, through the rotation driving piece drive movable roller, with movable roller shutoff in the opening side that leads to the groove, rethread sharp driving piece drive rotation driving piece and movable roller move towards fixed roller, drive two sets of roller seats counter-displacement simultaneously to make fixed roller, movable roller and two sets of side rollers be located around the hose, and with the lateral part contact of hose.
Optionally, the connecting mechanism further comprises two groups of roller seats, the two groups of roller seats are slidably arranged on the base, the two groups of side roller seats are respectively rotatably arranged on the two groups of roller seats, and the linear driving piece is used for acting on the two groups of roller seats and driving the two groups of roller seats to move oppositely.
Through adopting above-mentioned technical scheme, can drive the movable roller through sharp driving piece and remove, but drive roller seat removes simultaneously to can drive two parts through a driving piece and remove, and then can reduce the manufacturing cost of system to a certain extent.
Optionally, the connecting mechanism further comprises a first transmission assembly, the first transmission assembly comprises a first driving rack, a first gear, a first elastic piece and a first ejector rod, a first driven rack is arranged on the roller seat, the first gear is rotationally arranged on the base, the first driving rack is slidingly arranged on the base, the first driving rack and the first driven rack are meshed with the first gear, the linear driving piece is connected with the first ejector rod, the first ejector rod is used for pushing the first driving rack, the first elastic piece is arranged on the base and acts on the roller seat, and the first elastic piece is used for pushing the roller seat to move away from the direction of the through groove.
Through adopting above-mentioned technical scheme, when the drive of sharp driving piece moves the running roller, drives first ejector pin simultaneously and removes to push away first initiative rack through first ejector pin, the rethread first gear and first driven rack drive two sets of side running roller subtend removal, carry out spacingly to the hose.
Optionally, the connecting mechanism further includes a second transmission component, the second transmission component includes a second driving rack, a second gear, a second driven rack, a second elastic element and a second ejector rod, the locking component includes a slider, a locking piece, a third elastic element and a fourth elastic element, the second driving rack and the second driven rack are slidably disposed on the base, the second gear is rotationally disposed on the base, the second driving rack and the second driven rack are meshed with the second gear, the second elastic element is disposed on the base and acts on the second driven rack, the slider and the locking piece are slidably disposed on the roller seat, the third elastic element is disposed on the roller seat and acts on the slider, the fourth elastic element is disposed on the slider and acts on the locking piece, an annular groove for being clamped with the locking piece is disposed on the connector, the linear driving element is connected with the second ejector rod, and the second driving rack is used for pushing the second driving rack, and the second driven rack is used for pushing the slider.
By adopting the technical scheme, when the linear driving piece drives the movable roller to move, the second ejector rod is driven to move at the same time, the second driving rack is pushed by the second ejector rod, then the second driven rack is driven to slide by the second gear, and the sliding block is pushed by the second driven rack, so that the locking block moves into the groove; after the fixed roller, the movable roller and the two groups of side rollers are contacted with the side part of the hose, the hose is lifted upwards through the lifting mechanism, the connector is clamped into the groove, and then the wedge-shaped locking block is clamped into the annular groove, so that the locking assembly is connected with the connector.
Alternatively, the carbon capture system is adapted for use on land.
In a second aspect, the present application provides a carbon capturing method that adopts the following technical scheme:
a carbon capture method, based on the carbon capture system, comprising the steps of:
step 1, berthing an auxiliary ship at the side of an absorption ship;
step 2, storing lean liquid on the auxiliary vessel, if a desorption unit is arranged on the absorption vessel, conveying the lean liquid on the auxiliary vessel to a carbon dioxide absorption unit on the absorption vessel, and receiving liquid carbon dioxide generated by desorption of the desorption unit on the absorption vessel;
if the absorption vessel is not provided with a desorption unit, the desorption unit on the auxiliary vessel is connected with the carbon dioxide absorption unit on the absorption vessel, the rich liquid of the carbon dioxide absorption unit is received through the desorption unit on the auxiliary vessel, and the lean liquid after desorption and storage of liquid carbon dioxide is reinjected to the carbon dioxide absorption unit.
By adopting the technical scheme, the lean solution can be supplemented to the carbon dioxide absorption unit on the absorption vessel through the auxiliary vessel, and the liquid carbon dioxide on the absorption vessel is received and unloaded, so that the amine solution is injected and the liquid carbon dioxide is unloaded from the special wharf for berthing the absorption vessel is avoided, the time cost is further effectively saved, and the energy waste is reduced; and the rich liquid of the carbon dioxide absorption unit can be received by the desorption unit on the auxiliary ship, and the lean liquid after desorbing and storing the liquid carbon dioxide is reinjected to the carbon dioxide absorption unit, so that the desorption unit is not required to be arranged on the absorption ship, a great amount of construction cost can be saved, and the space occupation of the absorption ship is reduced.
In summary, the present application includes at least one of the following beneficial technical effects: by arranging the auxiliary ship and arranging the desorption unit corresponding to the carbon dioxide absorption unit on the absorption ship on the auxiliary ship, if the desorption unit is arranged on the absorption ship, the carbon dioxide absorption unit on the absorption ship can be supplemented with lean liquid through the auxiliary ship and liquid carbon dioxide on the absorption ship can be received and unloaded, so that the absorption ship is prevented from being filled with amine liquid and unloaded by a special dock for berthing, the time cost is further effectively saved, and the energy waste is reduced;
if the absorption vessel is not provided with a desorption unit, the desorption unit on the auxiliary vessel is connected with the carbon dioxide absorption unit on the absorption vessel, the rich liquid of the carbon dioxide absorption unit is received through the desorption unit on the auxiliary vessel, and the lean liquid after desorbing and storing the liquid carbon dioxide is reinjected to the carbon dioxide absorption unit.
Drawings
FIG. 1 is a schematic diagram of a carbon capture system according to embodiment 1 of the present application;
fig. 2 is a schematic structural diagram of the hoisting mechanism, the moving mechanism, the connecting mechanism and the like in embodiment 2 of the present application;
FIG. 3 is a schematic structural view of a moving mechanism and a connecting mechanism in embodiment 2 of the present application;
FIG. 4 is a schematic structural view of a connecting mechanism in embodiment 2 of the present application;
FIG. 5 is a cross-sectional view of FIG. 4;
fig. 6 is a schematic structural diagram of the chute, the stopper, and the like in embodiment 2 of the present application;
FIG. 7 is a partially enlarged schematic illustration of portion B of FIG. 5;
FIG. 8 is an enlarged schematic view of a portion A of FIG. 2;
fig. 9 is a schematic structural view of the first ejector pin and the second ejector pin in embodiment 2 of the present application.
Reference numerals illustrate:
10. a carbon dioxide absorption unit; 11. an absorption tower; 12. a rich liquid pump; 13. marine tail gas; 14. a bypass valve; 15. an induced draft fan; 16. a fluid supplementing pump;
20. a desorption unit; 21. a regeneration tower; 22. a lean rich liquid heat exchanger; 23. a lean solution cooler; 24. a lean liquid pump; 25. a solution boiling device; 26. a regenerative cooler; 27. a regenerative separator; 28. a dryer; 29. a liquefaction storage assembly; 291. a compressor; 292. a subcooler; 293. a filter; 294. a liquid carbon dioxide storage tank;
30. a hoisting mechanism; 31. a rotary driving member; 32. a hanging bracket; 33. a pitch drive; 34. a wire winding machine;
40. a hose; 41. a joint; 411. a ring groove;
50. a moving mechanism; 51. a lifting module; 52. a translation module;
60. a turnover piece;
70. a connecting mechanism; 71. a base; 711. a through groove; 712. a chute; 713. an avoidance groove;
72. a limit component; 721. a fixed roller; 722. a movable roller; 723. a side roller;
74. a linear driving member; 741. a movable seat; 75. a rotary driving member; 751. a rotating seat;
76. a roller seat; 761. a limiting block; 762. a first driven rack; 7621. a first baffle; 763. a groove; 764. a guide groove; 765. a through hole; 766. a partition plate;
77. a first transmission assembly; 771. a first drive rack; 772. a first gear; 773. a first elastic member; 774. a first ejector rod;
78. a second transmission assembly; 781. a second drive rack; 782. a second gear; 783. a second driven rack; 7831. a second baffle; 784. a second elastic member; 785. a slide block; 7851. a first slide bar; 7852. a third baffle; 7853. a relief groove; 786. a locking piece; 7861. a second slide bar; 7862. a fourth baffle; 787. a third elastic member; 788. a fourth elastic member; 789. and a second ejector rod.
Detailed Description
The present application is described in further detail below with reference to fig. 1-9.
Example 1:
the embodiment of the application discloses a carbon capture system.
Referring to fig. 1, a carbon capture system includes an absorption vessel, a carbon dioxide absorption unit 10, an auxiliary vessel, and a desorption unit 20, wherein the carbon dioxide absorption unit 10 is disposed on the absorption vessel, and the carbon dioxide absorption unit 10 is used for absorbing carbon dioxide in tail gas of the absorption vessel.
The desorption unit 20 is provided on the auxiliary ship, and there are a first state in which the desorption unit 20 is connected to the carbon dioxide absorption unit 10 and receives the rich liquid of the carbon dioxide absorption unit 10, and a second state in which the desorption unit 20 is separated from the carbon dioxide absorption unit 10, between the desorption unit 20 and the carbon dioxide absorption unit 10, while supplying the lean liquid to the carbon dioxide absorption unit 10.
The desorption unit 20 may be disposed on the absorption vessel, or the desorption unit 20 may not be disposed, and when the desorption unit 20 is disposed on the absorption vessel, the carbon dioxide absorption unit 10 on the absorption vessel is connected to the desorption unit 20, and the vessel exhaust 13 completes carbon dioxide absorption, desorption, and preparation and storage of liquid carbon dioxide on the absorption vessel. When the desorption unit 20 is not arranged on the absorption vessel, the desorption unit 20 on the auxiliary vessel is connected with the carbon dioxide absorption unit 10 on the absorption vessel, the vessel tail gas 13 finishes carbon dioxide absorption through the carbon dioxide absorption unit 10 on the absorption vessel, and the desorption of carbon dioxide and the preparation and storage of liquid carbon dioxide are finished through the desorption unit 20 on the auxiliary vessel.
In an alternative embodiment, the specific structure of the carbon dioxide absorbing unit 10 and the desorbing unit 20, and the specific connection relationship of the carbon dioxide absorbing unit 10 and the desorbing unit 20 are as follows:
the carbon dioxide absorbing unit 10 includes the absorption tower 11, the desorption unit 20 includes the regeneration tower 21, the lean-rich liquid heat exchanger 22, the lean-rich liquid cooler 23, the lean-liquid pump 24, the solution boiler 25, the regeneration cooler 26, the regeneration separator 27, the dryer 28, and the liquefaction storage unit 29, the liquefaction storage unit 29 includes the compressor 291, the subcooler 292, the filter 293, and the liquid carbon dioxide storage tank 294, the lean-rich liquid heat exchanger 22, the regeneration tower 21, the regeneration separator 27, the dryer 28, the compressor 291, the subcooler 292, the filter 293, and the liquid carbon dioxide storage tank 294 communicate in this order, both ends of the lean-liquid pump 24 communicate with the regeneration tower 21 and the lean-rich liquid heat exchanger 22, respectively, the solution boiler 25 communicates with the regeneration tower 21, the inlet end of the lean-rich liquid cooler 23 communicates with the lean-liquid outlet end of the lean-rich liquid heat exchanger 22, and in the first state, the outlet end of the lean-rich liquid cooler 23 communicates with the absorption tower 11, and the rich-rich liquid inlet end of the lean-rich liquid heat exchanger 22 communicates with the absorption tower 11 through the rich liquid pump 12. The ship tail gas 13 enters the absorption tower 11 through the bypass valve 14 and the induced draft fan 15 to absorb carbon dioxide, and the lean liquid can be supplemented into the absorption tower 11 through the supplementing liquid pump 16.
The embodiment of the application also discloses a carbon trapping method.
A carbon capture method, based on a carbon capture system, comprising the steps of:
step 1, berthing an auxiliary ship at the side of an absorption ship;
step 2, storing lean solution on the auxiliary vessel, if a desorption unit 20 is arranged on the absorption vessel, referring to fig. 2, conveying the lean solution on the auxiliary vessel to a carbon dioxide absorption unit 10 on the absorption vessel through a hose 40, and receiving liquid carbon dioxide generated by desorption of the desorption unit 20 on the absorption vessel;
the carbon dioxide absorbing unit 10 on the absorbing ship can be supplemented with lean liquid through the auxiliary ship and receives and unloads the liquid carbon dioxide on the absorbing ship, so that the amine liquid is prevented from being added and the liquid carbon dioxide is prevented from being unloaded by the special wharf for berthing the absorbing ship, the time cost is further effectively saved, and the energy waste is reduced.
If the absorption vessel is not provided with the desorption unit 20, the desorption unit 20 on the auxiliary vessel is connected with the carbon dioxide absorption unit 10 on the absorption vessel, referring to fig. 2, the desorption unit 20 on the auxiliary vessel and the carbon dioxide absorption unit 10 on the absorption vessel may also be connected through a hose 40, one end of the hose 40 is communicated with the desorption unit 20 on the auxiliary vessel, the other end of the hose 40 is provided with a joint 41, more specifically, two hoses 40 may be provided, one end of one hose 40 is communicated with the discharge end of the lean solution cooler 23 of the desorption unit 20 on the auxiliary vessel, the other end is detachably communicated with the absorption tower 11 through the joint 41, one end of the other hose 40 is communicated with the rich solution inlet end of the lean solution heat exchanger 22 of the desorption unit 20 on the auxiliary vessel, and the other end is communicated with the rich solution pump 12 through the joint 41;
after the desorption unit 20 on the auxiliary ship is connected with the carbon dioxide absorption unit 10 on the absorption ship, the rich liquid of the carbon dioxide absorption unit 10 is received through the desorption unit 20 on the auxiliary ship, and the lean liquid after desorbing and storing the liquid carbon dioxide is reinjected to the carbon dioxide absorption unit 10.
Since the desorption of the stored liquid carbon dioxide is achieved by the desorption unit 20 on the auxiliary ship, the desorption unit 20 on the absorption ship is omitted, so that a great amount of construction cost can be saved, and the space occupation of the absorption ship can be reduced.
Example 2:
the embodiment of the application discloses a carbon capture system.
Referring to fig. 2, 3 and 4, the carbon capture system of the present embodiment is different from the carbon capture system of embodiment 1 in that it further includes a hoist mechanism 30, a hose 40, a moving mechanism 50, a tilting member 60 and a connecting mechanism 70, the hoist mechanism 30 is provided on the auxiliary vessel, the hoist mechanism 30 is connected with the hose 40, the hoist mechanism 30 is used for suspending the moving hose 40, more specifically, the hoist mechanism 30 includes a slewing drive member 31, a hanger 32, a pitching drive member 33 and a wire winch 34, the slewing drive member 31 is provided on the auxiliary vessel, the slewing drive member 31 is connected with the hanger 32, the slewing drive member 31 is used for driving the hanger 32 to rotate, the pitching drive member 33 is provided on the slewing drive member 31 and is connected with the hanger 32, the pitching drive member 33 is used for adjusting the pitching angle of the hanger 32, the wire winch 34 is provided on the hanger 32 and is hoisted with the hose 40 by a wire rope, and the wire winch 34 is used for lifting and lowering the hose 40.
One end of the hose 40 communicates with the desorption unit 20 on the auxiliary vessel, and the other end of the hose 40 is provided with a joint 41, the joint 41 being adapted to communicate with the carbon dioxide absorption unit 10.
The moving mechanism 50 is arranged on the absorption vessel, the moving mechanism 50 is connected with the turnover piece 60, the moving mechanism 50 is used for driving the turnover piece 60 to move, more specifically, the moving mechanism 50 comprises a lifting module 51 and a translation module 52, the translation module 52 is connected with the lifting module 51, the translation module 52 is used for driving the lifting module 51 to translate, the lifting module 51 is connected with the turnover piece 60, and the lifting module 51 is used for driving the turnover piece 60 to lift.
The turning piece 60 is connected with the connecting mechanism 70, the turning piece 60 is used for driving the connecting mechanism 70 to rotate, and the connecting mechanism 70 is used for being detachably connected with the joint 41.
When it is necessary to connect the desorption unit 20 on the auxiliary vessel with the carbon dioxide absorption unit 10 on the absorption vessel, the hose 40 is moved by the hoisting mechanism 30 to connect the joint 41 with the connection mechanism 70, then the connection mechanism 70 is driven to rotate by the turnover member 60 to turn the joint 41 to an angle convenient for connection with the carbon dioxide absorption unit 10, then the turnover member 60 is driven to move by the moving mechanism 50 to move the joint 41 to connect with the carbon dioxide absorption unit 10.
Referring to fig. 2, 3 and 4, in an alternative embodiment, the specific structure of the connection mechanism 70, and the releasable connection relationship of the connection mechanism 70 to the connector 41, are as follows: the connecting mechanism 70 comprises a base 71, a limiting assembly 72 and a locking assembly, the turnover piece 60 is connected with the base 71, the limiting assembly 72 and the locking assembly are arranged on the base 71, the limiting assembly 72 is used for radially limiting the side portion of the hose 40 in an abutting mode, and the locking assembly is used for being detachably connected with the connector 41.
When the connection mechanism 70 and the joint 41 need to be connected, the hose 40 and the joint 41 are moved to the position of the connection mechanism 70 by the hoisting mechanism 30, then the side part of the hose 40 is abutted and limited in the radial direction by the limiting component 72, and then the locking component is connected with the joint 41, so that the connection mechanism 70 and the joint 41 are connected.
Referring to fig. 4 and 5, in an alternative embodiment, the spacing assembly 72 is specifically configured as follows: the limiting assembly 72 comprises a fixed roller 721, a movable roller 722 and two groups of side rollers 723, a through groove 711 which penetrates in the thickness direction and is provided with one side opening is formed in the base 71, and the fixed roller 721 and the two groups of side rollers 723 are rotatably arranged on the base 71 and are positioned on the periphery side of the through groove 711;
the movable roller 722 is movably arranged on the base 71, more specifically, a linear driving piece 74 is arranged on the base 71, a rotary driving piece 75 is connected to the linear driving piece 74, the linear driving piece 74 can adopt a linear screw rod module, the rotary driving piece 75 can adopt a rotary motor, the rotary motor is fixedly arranged on a movable seat 741 of the linear screw rod module, a rotary seat 751 is fixedly arranged on an output shaft of the rotary motor, and the movable roller 722 is rotatably arranged on the rotary seat 751;
the linear driving member 74 is used for driving the rotary driving member 75 to move towards or away from the fixed roller 721, the rotary driving member 75 is connected with the movable roller 722, the rotary driving member 75 is used for driving the movable roller 722 to rotate so as to adjust the angle of the movable roller 722 relative to the fixed roller 721, and the movable roller 722 can be opened and closed to the opening side of the through groove 711;
two sets of roller seats 76 are slidably arranged on the base 71, more specifically, referring to fig. 6, a chute 712 is arranged on the base 71, a limiting block 761 is arranged on the roller seat 76, the limiting block 761 is slidably clamped in the chute 712, and two sets of side rollers 723 are respectively rotatably arranged on the two sets of roller seats 76;
the two sets of side rollers 723 are disposed on the base 71 and can move oppositely or back, in this embodiment, the linear driving member 74 is used to act on the two sets of roller seats 76 and drive the two sets of roller seats 76 to move oppositely;
when the side of the hose 40 needs to be abutted and limited in the radial direction by the limiting assembly 72, the hose 40 is moved by the hoisting mechanism 30, the hose 40 is moved from the opening side of the through groove 711 into the through groove 711, then the rotary driving member 75 drives the rotary roller 722 to rotate, the rotary roller 722 is blocked on the opening side of the through groove 711, the linear driving member 74 drives the rotary driving member 75 and the rotary roller 722 to move towards the fixed roller 721, and simultaneously drives the two groups of roller seats 76 to move oppositely, so that the fixed roller 721, the rotary roller 722 and the two groups of side rollers 723 are positioned around the hose 40 and are in contact with the side of the hose 40. When the limiting assembly 72 abuts against and limits the side portion of the hose 40 in the radial direction, the hose 40 is lifted upwards by the hoisting mechanism 30, the joint 41 is moved to be connected with the locking assembly, and the joint 41 is connected with the connecting mechanism 70.
Referring to fig. 4, 5 and 7, in an alternative embodiment, the linear driving member 74 may act on two sets of roller seats 76 through a first transmission assembly 77, the specific structure of the first transmission assembly 77, and the specific correspondence of the first transmission assembly 77 with the linear driving member 74 and the roller seats 76 are as follows:
the first transmission assembly 77 comprises a first driving rack 771, a first gear 772, a first elastic piece 773 and a first ejector rod 774, a first driven rack 762 is arranged on the roller seat 76, the first gear 772 is rotatably arranged on the base 71, the first driving rack 771 is slidably arranged on the base 71, the first driving rack 771 and the first driven rack 762 are meshed with the first gear 772, the linear driving piece 74 is connected with the first ejector rod 774, and the first ejector rod 774 is used for pushing the first driving rack 771;
the first elastic member 773 is arranged on the base 71 and acts on the roller seat 76, the first elastic member 773 is used for pushing the roller seat 76 to move in a direction away from the through groove 711, so that two groups of side rollers 723 can move back, the first elastic member 773 can adopt a first spring, more specifically, a first baffle 7621 is arranged on the first driven rack 762, the first spring is sleeved outside the first driven rack 762, and two ends of the first spring are respectively abutted against the first baffle 7621 and the base 71;
when the linear driving member 74 drives the movable roller 722 to move, the first ejector rod 774 is driven to move, the first driving rack 771 is pushed by the first ejector rod 774, and the two sets of side rollers 723 are driven to move oppositely by the first gear 772 and the first driven rack 762, so that the flexible pipe 40 is limited.
Referring to fig. 4, 5 and 7, in an alternative embodiment, the linear driving member 74 may act on the locking assembly through the second transmission assembly 78 to control the locking and unlocking of the locking assembly and the joint 41, and its specific structure and principle of action are as follows:
the connection mechanism 70 further includes a second transmission assembly 78, where the second transmission assembly 78 includes a second driving rack 781, a second gear 782, a second driven rack 783, a second elastic member 784, and a second ejector pin 789, the second driving rack 781 and the second driven rack 783 are slidably disposed on the base 71, the second gear 782 is rotatably disposed on the base 71, the second driving rack 781 and the second driven rack 783 are meshed with the second gear 782, the second elastic member 784 is disposed on the base 71 and acts on the second driven rack 783, the second elastic member 784 may employ a second spring, more specifically, a second baffle 7831 is disposed on the second driven rack 783, the second spring is sleeved outside the second driven rack 783, and two ends of the second spring are respectively abutted against the second baffle 7831 and the base 71;
the locking component comprises a sliding block 785, a locking piece 786, a third elastic piece 787 and a fourth elastic piece 788, wherein the sliding block 785 and the locking piece 786 are arranged on the roller seat 76 in a sliding mode, the third elastic piece 787 is arranged on the roller seat 76 and acts on the sliding block 785, the fourth elastic piece 788 is arranged on the sliding block 785 and acts on the locking piece 786, and the second driven rack 783 is used for pushing the sliding block 785;
more specifically, the roller seat 76 is provided with a groove 763 which is matched with the shape of the joint 41 and is used for being clamped with the joint 41, the roller seat 76 is provided with a guide groove 764 communicated with the groove 763 and a through hole 765 communicated with the guide groove 764, a baffle 766 is arranged in the guide groove 764 of the roller seat 76, a sliding block 785 is arranged in the guide groove 764 in a sliding manner, the sliding block 785 is provided with a first sliding rod 7851, the first sliding rod 7851 is arranged in the baffle 766 in a sliding manner, the first sliding rod 7851 is provided with a third baffle 7852, a third elastic piece 787 can adopt a third spring, the third spring is sleeved outside the first sliding rod 7851, two ends of the third spring are respectively abutted against the third baffle 7852 and the baffle 766, and the second driven rack 783 can pass through the through hole 765 and push the third baffle 7852; the locking piece 786 is slidably clamped in the guide slot 764, the locking piece 786 is wedge-shaped, a second slide rod 7861 is arranged on the locking piece 786, a yielding groove 7853 is arranged on the slide block 785, the second slide rod 7861 is arranged on the slide block 785 in a penetrating mode, a fourth baffle 7862 is arranged on the second slide rod 7861 and is positioned in the yielding groove 7853, a fourth spring can be adopted by the fourth elastic piece 788, the fourth spring is sleeved on the outer side of the second slide rod 7861, and two ends of the fourth spring are respectively abutted to the locking piece 786 and the slide block 785;
referring to fig. 8, the joint 41 is provided with a ring groove 411 for being clamped with a locking piece 786, the linear driving piece 74 is connected with a second ejector rod 789, and in this embodiment, the first ejector rod 774 and the second ejector rod 789 are fixedly arranged on a moving seat 741 of the linear screw module;
the second ejector rod 789 is used for pushing the second driving rack 781, and referring to fig. 9, the base 71 is provided with avoidance grooves 713 corresponding to the first ejector rod 774 and the second ejector rod 789 respectively;
when the linear driving piece 74 drives the movable roller 722 to move, the second ejector rod 789 is driven to move, the second driving rack 781 is pushed by the second ejector rod 789, then the second driven rack 783 is driven to slide by the second gear 782, the sliding block 785 is pushed by the second driven rack 783, and the locking piece 786 is moved into the groove 763; after the fixed roller 721, the movable roller 722 and the two sets of side rollers 723 are contacted with the side parts of the hose 40, the hose 40 is lifted upwards through the lifting mechanism 30, the joint 41 is clamped into the groove 763, then the wedge-shaped locking block 786 is clamped into the annular groove 411, the locking assembly is connected with the joint 41, and the distance between the first ejector rod 774 and the first driving rack 771 is set to be larger than the distance between the second ejector rod 789 and the second driving rack 781 because the moving stroke of the second driven rack 783 is larger than the moving stroke of the first driven rack 762 in the locking process;
when the locking assembly is required to be separated from the joint 41, the linear driving piece 74 drives the first ejector rod 774 and the second ejector rod 789 to move, so that the first ejector rod 774 is separated from the first driving rack 771, the first spring drives the two groups of side rollers 723 to move back, meanwhile, the second ejector rod 789 is separated from the second driving rack 781, the second driven rack 783 is reset under the action of the second spring, and then the locking piece 786 is retracted into the guide groove 764 under the action of the third spring, so that the situation that the locking assembly and the joint 41 are not easy to separate due to the fact that the locking piece 786 is clamped in the ring groove 411 is avoided.
In some embodiments, the carbon capture system is adapted for use on land.
The implementation principle of the carbon capture system and the carbon capture method in the embodiment is as follows: when it is necessary to connect the desorption unit 20 on the auxiliary vessel with the carbon dioxide absorption unit 10 on the absorption vessel, the hose 40 is moved by the hoisting mechanism 30 to connect the joint 41 with the connection mechanism 70, then the connection mechanism 70 is driven to rotate by the turnover member 60 to turn the joint 41 to an angle convenient for connection with the carbon dioxide absorption unit 10, then the turnover member 60 is driven to move by the moving mechanism 50 to move the joint 41 to connect with the carbon dioxide absorption unit 10.
The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (11)
1. A carbon capture system, comprising:
an absorption vessel;
a carbon dioxide absorption unit (10), wherein the carbon dioxide absorption unit (10) is arranged on the absorption vessel, and the carbon dioxide absorption unit (10) is used for absorbing carbon dioxide in tail gas of the absorption vessel;
an auxiliary ship;
the desorption unit (20), desorption unit (20) locate on the auxiliary vessel, there is first state and second state between desorption unit (20) and carbon dioxide absorption unit (10), in first state, desorption unit (20) with carbon dioxide absorption unit (10) are connected to and receive the rich solution of carbon dioxide absorption unit (10), simultaneously to carbon dioxide absorption unit (10) carry lean solution, in the second state, desorption unit (20) with carbon dioxide absorption unit (10) break away from.
2. A carbon capturing system according to claim 1, wherein the carbon dioxide absorbing unit (10) comprises an absorbing tower (11), the desorbing unit (20) comprises a regenerating tower (21), a lean-rich liquid heat exchanger (22), a lean liquid cooler (23), a lean liquid pump (24), a solution boiling device (25), a regenerating cooler (26), a regenerating separator (27), a dryer (28) and a liquefaction storage assembly (29), the lean-rich liquid heat exchanger (22), the regenerating tower (21), the regenerating separator (27), the dryer (28) and the liquefaction storage assembly (29) are sequentially communicated, both ends of the lean liquid pump (24) are respectively communicated with the regenerating tower (21) and the lean-rich liquid heat exchanger (22), the solution boiling device (25) is communicated with the lean liquid outlet end of the lean liquid heat exchanger (22), and in a first state, the outlet end of the lean liquid cooler (23) is communicated with the absorbing tower (11) and the rich liquid pump (12).
3. The carbon capture system of claim 1, further comprising:
the hoisting mechanism (30) is arranged on the auxiliary ship;
a hose (40), wherein one end of the hose (40) is communicated with a desorption unit (20) on the auxiliary ship, the other end of the hose (40) is provided with a joint (41), the joint (41) is used for being communicated with the carbon dioxide absorption unit (10), the hoisting mechanism (30) is connected with the hose (40), and the hoisting mechanism (30) is used for moving the hose (40) in a suspending way;
a moving mechanism (50), the moving mechanism (50) being arranged on the absorber vessel;
the turnover piece (60), the moving mechanism (50) is connected with the turnover piece (60), and the moving mechanism (50) is used for driving the turnover piece (60) to move;
the turnover piece (60) is connected with the connection mechanism (70), the turnover piece (60) is used for driving the connection mechanism (70) to rotate, and the connection mechanism (70) is used for being detachably connected with the joint (41).
4. A carbon capture system according to claim 3, wherein the connection mechanism (70) comprises a base (71), a limiting assembly (72) and a locking assembly, the tipping member (60) is connected with the base (71), the limiting assembly (72) and the locking assembly are arranged on the base (71), the limiting assembly (72) is used for radially abutting and limiting the side of the hose (40), and the locking assembly is used for being detachably connected with the joint (41).
5. The carbon capturing system according to claim 4, wherein the limiting assembly (72) comprises a fixed roller (721), a movable roller (722) and two groups of side rollers (723), a through groove (711) penetrating in the thickness direction and having one side open is formed in the base (71), the fixed roller (721) and the two groups of side rollers (723) are rotatably arranged on the base (71) and are located at the periphery of the through groove (711), the two groups of side rollers (723) can be oppositely arranged or back-moved on the base (71), the movable roller (722) can be movably arranged on the base (71), and the movable roller (722) can be opened and closed to the open side of the through groove (711).
6. The carbon capture system of claim 5, wherein the connection mechanism (70) further comprises a linear driving member (74) and a rotary driving member (75), the linear driving member (74) is disposed on the base (71), the linear driving member (74) is connected with the rotary driving member (75), the linear driving member (74) is used for driving the rotary driving member (75) to move towards or away from the fixed roller (721), the rotary driving member (75) is connected with the movable roller (722), and the rotary driving member (75) is used for driving the movable roller (722) to rotate so as to adjust the angle of the movable roller (722) relative to the fixed roller (721).
7. The carbon capture system of claim 6, wherein the connecting mechanism (70) further comprises two sets of roller seats (76), the two sets of roller seats (76) are slidably disposed on the base (71), the two sets of side rollers (723) are rotatably disposed on the two sets of roller seats (76), respectively, and the linear driving member (74) is used for acting on the two sets of roller seats (76) and driving the two sets of roller seats (76) to move in opposite directions.
8. The carbon capture system of claim 7, wherein the connection mechanism (70) further comprises a first transmission assembly (77), the first transmission assembly (77) comprises a first driving rack (771), a first gear (772), a first elastic member (773) and a first ejector rod (774), the roller seat (76) is provided with a first driven rack (762), the first gear (772) is rotatably provided on the base (71), the first driving rack (771) is slidably provided on the base (71), the first driving rack (771) and the first driven rack (762) are meshed with the first gear (772), the linear driving member (74) is connected with the first ejector rod (774), the first ejector rod (774) is used for pushing the first driving rack (771), the first elastic member (773) is provided on the base (71) and acts on the roller seat (76), and the first elastic member (773) is used for pushing the roller seat (76) away from the roller seat (711).
9. The carbon capture system of claim 7, wherein the connection mechanism (70) further comprises a second transmission assembly (78), the second transmission assembly (78) comprises a second driving rack (781), a second gear (782), a second driven rack (783), a second elastic member (784) and a second ejector rod (789), the locking assembly comprises a slider (785), a locking piece (786), a third elastic member (787) and a fourth elastic member (788), the second driving rack (781) and the second driven rack (783) are slidably disposed on the base (71), the second gear (782) is rotatably disposed on the base (71), the second driving rack (781) and the second driven rack (783) are engaged with the second gear (782), the second elastic member (784) is disposed on the base (71) and acts on the second driven rack (785), the slider (785) and the second elastic member (787) are slidably disposed on the slider (785) and acts on the third roller (785), the connector (41) is provided with a ring groove (411) for being clamped with the locking block (786), the linear driving piece (74) is connected with the second ejector rod (789), the second ejector rod (789) is used for pushing the second driving rack (781), and the second driven rack (783) is used for pushing the sliding block (785).
10. A carbon capture system according to any one of claims 1 to 9, wherein the carbon capture system is adapted for use on land.
11. A carbon capture method, characterized by being based on the carbon capture system of claim 1, and comprising the steps of:
step 1, berthing an auxiliary ship at the side of an absorption ship;
step 2, storing lean liquid on the auxiliary vessel, if a desorption unit (20) is arranged on the absorption vessel, conveying the lean liquid on the auxiliary vessel to a carbon dioxide absorption unit (10) on the absorption vessel, and receiving liquid carbon dioxide generated by desorption of the desorption unit (20) on the absorption vessel;
if the absorption vessel is not provided with the desorption unit (20), the desorption unit (20) on the auxiliary vessel is connected with the carbon dioxide absorption unit (10) on the absorption vessel, the rich liquid of the carbon dioxide absorption unit (10) is received through the desorption unit (20) on the auxiliary vessel, and the lean liquid after desorption and storage of the liquid carbon dioxide is reinjected into the carbon dioxide absorption unit (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410026768.XA CN117531368B (en) | 2024-01-09 | 2024-01-09 | Carbon trapping system and method |
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| CN202410026768.XA CN117531368B (en) | 2024-01-09 | 2024-01-09 | Carbon trapping system and method |
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