CN217549427U - Carbon dioxide trapping device based on runner absorption and solar energy regeneration - Google Patents
Carbon dioxide trapping device based on runner absorption and solar energy regeneration Download PDFInfo
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- CN217549427U CN217549427U CN202221369666.0U CN202221369666U CN217549427U CN 217549427 U CN217549427 U CN 217549427U CN 202221369666 U CN202221369666 U CN 202221369666U CN 217549427 U CN217549427 U CN 217549427U
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- 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
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- 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
Abstract
The utility model provides a carbon dioxide entrapment device based on runner adsorbs and solar energy regeneration, include: the adsorption box body is used for adsorbing carbon dioxide, and the first heat exchanger and the second heat exchanger are used; the adsorption box body comprises a shell and a rotating wheel; the rotating wheel is arranged inside the shell; a first partition plate, a second partition plate and a third partition plate are arranged in the shell, and the first partition plate, the second partition plate and the third partition plate divide the interior of the shell into an adsorption area, a desorption area and a cooling area; an inlet of the adsorption area is connected with an air inlet pipeline; a flow splitting port is arranged on the air inlet pipeline and communicated with the cooling area; the first heat exchanger is provided with a gas outlet for providing hot gas, and the gas outlet is communicated with the desorption area. The utility model discloses a carbon dioxide entrapment device adsorption efficiency based on runner absorption and solar energy regeneration is high, and the energy consumption is low, and can utilize carbon dioxide to realize the increase production of greenhouse crop to have ecological benefits and economic benefits concurrently.
Description
Technical Field
The utility model relates to a carbon dioxide adsorbs technical field, particularly, relates to a carbon dioxide entrapment device based on runner adsorbs and solar energy regeneration.
Background
Due to the reasons of low concentration and the like, the traditional carbon dioxide capturing mode has the problems of low efficiency, high cost, large investment and the like when being used for directly capturing carbon dioxide in air.
The adsorption material of conventional adsorption equipment is static absorption in adsorption equipment, and adsorption efficiency is low like this, just can play a role with carbon dioxide contact site, and other positions are then adsorption effect poor, can not reach the maximum adsorption efficiency of adsorbent packing volume, and the adsorption material big with the carbon dioxide contact surface is nearly saturated, and the adsorption material of other positions is then unable abundant adsorption pollutant, has caused the very big waste of adsorption material. Meanwhile, the adsorption resistance of the adsorption structure bed is large, the adsorption time is prolonged, and the adsorption energy consumption is increased. And the valve is switched trouble, and the regeneration time of the adsorption material is long, thereby reducing the adsorption efficiency.
In view of this, the utility model discloses it is special.
SUMMERY OF THE UTILITY MODEL
A first aim at provides a carbon dioxide entrapment device based on runner absorption and solar energy regeneration, the device adopt dynamic absorption, and adsorption efficiency is high, can be directly to the carbon dioxide entrapment in the air simultaneously to send the carbon dioxide of entrapment into warmhouse booth through the finished product trachea way, thereby provide suitable carbon dioxide concentration for the crop growth, realized carbon dioxide's reutilization.
A second object of the utility model is to provide an adsorption method, this method adopt above-mentioned device to adsorb carbon dioxide, and adsorption efficiency is high, and can carry out recycle to carbon dioxide, and adsorption efficiency is high, and energy utilization is high.
In order to realize the above purpose of the utility model, the following technical scheme is adopted:
the utility model provides a carbon dioxide entrapment device based on runner adsorbs and solar energy regeneration, include: the adsorption box body is used for adsorbing carbon dioxide, and the first heat exchanger and the second heat exchanger are used;
the adsorption box body comprises a shell and a rotating wheel; the rotating wheel is arranged inside the shell; a first partition plate, a second partition plate and a third partition plate are arranged in the shell, and the first partition plate, the second partition plate and the third partition plate divide the interior of the shell into an adsorption area, a desorption area and a cooling area;
an inlet of the adsorption area is connected with an air inlet pipeline; a flow splitting port is arranged on the air inlet pipeline and communicated with the cooling area;
a gas outlet for providing hot gas is arranged on the first heat exchanger, and the gas outlet is communicated with the desorption area;
the second heat exchanger is provided with a cold air inlet, a cold air outlet, a hot air inlet and a hot air outlet, the cooling area is communicated with the cold air inlet, and the desorption area is communicated with the hot air inlet; the cold air outlet is communicated with the gas inlet of the first heat exchanger; and the hot gas outlet is connected with a finished gas pipeline.
Among the prior art, adsorption equipment's adsorbing material is static absorption in adsorption equipment, and adsorption efficiency is low like this, only can play a role with carbon dioxide contact site, and other positions then adsorption effect is poor, can not reach the maximum adsorption efficiency of adsorbent packing volume, and the adsorbing material big with the carbon dioxide contact surface is nearly saturated, and the adsorbing material of other positions then can't fully adsorb the pollutant, has caused the very big waste of adsorbing material.
In order to solve the problems, the utility model provides a carbon dioxide catching device based on runner adsorption and solar regeneration, which can effectively improve the adsorption efficiency and the utilization rate of adsorption materials by the partitioned adsorption of the runner and continuous operation without using a valve for switching in the operation process, and has the advantages of simpler operation and smaller flow resistance; by arranging the first heat exchanger and the second heat exchanger, waste heat utilization can be realized, and the method for cascade heating and waste heat utilization reduces the dissipation of energy in the system, improves the use efficiency of the energy, reduces the energy consumption of the device and basically realizes the self-sufficiency of the whole energy of the device; through at desorption district to runner cooling desorption carbon dioxide to send this carbon dioxide and the gaseous mixture in the desorption district into warmhouse booth, can improve carbon dioxide concentration in the gas, thereby satisfy the required concentration of vegetation, and then realize carbon dioxide's utilization.
When the device of the utility model is in operation, normal temperature air is sent into the air channel through the rotation of the rotating wheel, most of the air enters the adsorption area, the carbon dioxide contained in the air is adsorbed when the air passes through the rotating wheel, and the air with the reduced carbon dioxide concentration after adsorption is directly discharged; the other small part of the normal temperature air enters the cooling area through the shunt opening as cooling air, the temperature of the adsorption material is higher after the adsorption material is subjected to contact desorption by high temperature gas, the adsorption capacity can be recovered after the adsorption material is cooled, the cooling process also plays a role in preheating the air which subsequently participates in desorption, the normal temperature air cools the rotating wheel through the cooling area, the air temperature is increased while the heat is taken away, and the energy consumption required by the subsequent heating can be saved by utilizing the cooling air; and the air which is subjected to the first temperature rise in the cooling zone continuously flows into the second heat exchanger through the first heat exchanger, is subjected to the second temperature rise, passes through the desorption zone after reaching the temperature required by desorption, is subjected to carbon dioxide desorption to obtain gas with high temperature and high carbon dioxide concentration, then enters the first heat exchanger to be cooled, is cooled to the appropriate temperature, is introduced into the greenhouse, and is used for fixing carbon dioxide by utilizing plant photosynthesis and increasing the yield of greenhouse crops.
The proper carbon dioxide concentration has great influence on the crop production, and the crop in the greenhouse is provided with a concentration environment of about 1000ppm carbon dioxide suitable for the crop to grow, so that the yield of the crop is remarkably improved. The current method for supplementing carbon dioxide for the greenhouse mainly comprises the following steps: organic fertilizer fermentation, chemical reaction, combustion and pure carbon dioxide fertilization. Under the condition that the concentration of atmospheric carbon dioxide exceeds the standard, the method is unreasonable to release carbon dioxide additionally for fertilization, and a pure carbon dioxide fertilization method taking industrial emission gas as a carbon source cannot completely remove partial harmful substances in smoke. It is therefore necessary to find a non-incremental, pure source of carbon dioxide gas for the growing of greenhouse crops. The utility model discloses carbon dioxide and air mixing with desorption in the desorption district for carbon dioxide concentration risees to send into warmhouse booth behind the 10000ppm in the air, can concentrate the carbon dioxide in the big-arch shelter to about 1000 ppm's concentration by 400ppm, thereby satisfies the required concentration of vegetation, realizes crops raising the output.
Preferably, a rotating shaft is arranged at the center of the rotating wheel, two ends of the rotating shaft are connected to the shell, and the rotating shaft can rotate relative to the shell. Dynamic adsorption is realized through the rotation of the rotating wheel, so that the adsorption efficiency and the utilization rate of the adsorption material are improved.
Preferably, the rotating shaft is provided with a driven wheel, the shell is internally provided with a driving motor, the driving motor is connected with a driving wheel, and the driving wheel is in transmission connection with the driven wheel.
Preferably, a sealing plate for sealing the desorption region and the cooling region is disposed between the first partition plate, the second partition plate, and the third partition plate. Further, the first partition plate, the second partition plate, the third partition plate and the sealing plate are all made of fluororubber sealing materials. Through setting up baffle and closing plate, effectively prevented between each district scurrying the air leakage between the circumference of wind and runner and the casing, avoided the heat transfer between desorption district and the adsorption zone and the diffusion of carbon dioxide.
Preferably, the number of the first partition plate, the second partition plate and the third partition plate is two, and the two partition plates are respectively arranged on two sides of the rotating wheel.
Preferably, a baffle is arranged between the periphery of the rotating wheel and the shell. The baffles are arranged to separate the compartments before and after the wheel to ensure that gas from the front compartment is treated by the wheel before entering the rear compartment.
Preferably, the runner comprises a support disc and a load carrier, the load carrier is arranged in the support disc, and the load carrier is in a honeycomb shape and provided with an adsorbent.
Preferably, the support disc is made of a metal material, and the adsorbent is a solid amine adsorbent, specifically polyethyleneimine; the loading frame adopts a wet papermaking process to form the ceramic fiber and the adhesive into a honeycomb structure at one time; the chemical adsorption method taking the solid amine adsorbent as the core is utilized to adsorb the carbon dioxide with the concentration of 400ppm in the air and concentrate the carbon dioxide to about 10000ppm, so that the efficiency is high, the cost is low, the required time is short, and the adsorption and desorption cycle performance is excellent.
Preferably, the device of the utility model also comprises a heat collecting component, wherein the heat collecting component comprises a heat collecting pipe, a connecting frame and a collecting lens, and the heat collecting pipe is arranged on the collecting lens through the connecting frame; the outlet of the heat collecting pipe is connected with the liquid inlet of the first heat exchanger, and the inlet of the heat collecting pipe is connected with the liquid outlet of the first heat exchanger; furthermore, a temperature increasing layer is coated outside the heat collecting pipe. Through the arrangement of the heat collection assembly, after heat conduction oil in the heat collection pipe is heated to about 180 degrees by solar energy, the heat conduction oil is guided into the second heat exchanger to heat gas to about 120 degrees, and heat in the process comes from the solar energy. High-temperature gas after heating through the second heat exchanger and through the desorption district will cool off through first heat exchanger, heats the air that flows from the cooling district simultaneously, accomplishes waste heat utilization, effectively improves the energy utilization of device.
Preferably, the pipeline between the heat collecting pipe and the first heat exchanger is coated with superfine glass wool; and heat conducting oil is arranged in the heat collecting pipe. The superfine glass wool is arranged, so that the heat insulation performance can be enhanced, and the energy waste is reduced.
Preferably, a first heat-insulating pipe is arranged between the gas outlet and the desorption section, and a second heat-insulating pipe is arranged between the cooling area and the cold air inlet; a third heat insulation pipe is arranged between the desorption area and the hot gas inlet; a fourth heat-insulating pipe is arranged between the cold air outlet and the gas inlet of the first heat exchanger; the first heat-insulating pipe, the second heat-insulating pipe, the third heat-insulating pipe and the fourth heat-insulating pipe are coated with heat-insulating layers; further, the heat insulation layer is made of centrifugal glass wool. The heat insulation pipe is adopted, and the heat insulation layer is arranged, so that the heat insulation performance can be improved, the heat loss is reduced, and the overall energy consumption of the device is reduced.
Preferably, the front end of the shell is provided with an access hole, and an access plate is arranged on the access hole.
Preferably, the air inlet pipeline is connected with a first fan; and a second fan is arranged on the finished gas pipeline. Further, the first fan is a centrifugal fan, and the second fan is an axial flow fan. Centrifugal fan and axial fan can provide power for the transport of air, guarantee simultaneously that the suction of air matches with exhaust flow, and then make the carbon dioxide in the air can enrich to appointed concentration.
Preferably, a filter element for filtering micro-dust in the gas is arranged in the gas inlet pipeline; furthermore, the filter element is primary filter cotton. Through setting up the filter core, can filter the dust particle more than 5 mu m in the air, can prevent effectively that dust from piling up in the runner and influencing adsorption performance.
The utility model also provides a carbon dioxide adsorption method, use foretell carbon dioxide entrapment device based on runner absorption and solar energy regeneration to adsorb carbon dioxide.
On one hand, the adsorption method can carry out dynamic adsorption on the carbon dioxide in the air, and effectively reduce the concentration of the carbon dioxide in the air; on the other hand, the collected carbon dioxide and air can be mixed and then discharged into the greenhouse, and the proper carbon dioxide concentration is provided for crops in the greenhouse, so that the yield of the crops is greatly improved.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) The utility model discloses a carbon dioxide entrapment device based on runner absorption and solar energy regeneration adsorbs through the runner subregion, and continuous operation can effectively improve adsorption efficiency and adsorption material utilization ratio, and need not to use the valve switching in the operation process, and the operation is more succinct, and flow resistance is littleer;
(2) By arranging the first heat exchanger and the second heat exchanger, waste heat utilization can be realized, and the method for gradient heating and waste heat utilization reduces the energy dissipation in the system, improves the energy use efficiency, reduces the energy consumption of the device, and basically realizes the self-sufficiency of the whole energy of the device;
(3) The carbon dioxide is desorbed by cooling the rotary wheel in the desorption area, and the carbon dioxide and the gas in the desorption area are mixed and sent into the greenhouse, so that the concentration of the carbon dioxide in the gas can be increased, the concentration required by plant growth is met, and the utilization of the carbon dioxide is realized;
(4) Through setting up the thermal-arrest subassembly, utilize solar energy heating conduction oil, and then the heating is used for the gas of desorption for the energy source of device is most from solar energy, realizes the self-sufficiency of device energy basically.
Drawings
Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a carbon dioxide capture device based on rotary wheel adsorption and solar energy regeneration according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure view of an adsorption box provided by an embodiment of the present invention;
fig. 3 is a schematic view of an internal structure of an adsorption box provided by an embodiment of the present invention;
fig. 4 is a schematic view of an external structure of an adsorption box provided in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a rotating wheel according to an embodiment of the present invention;
FIG. 6 is a schematic view of a heat collecting assembly according to an embodiment of the present invention;
fig. 7 is a flowchart of the operation of the carbon dioxide collecting device based on the rotating wheel adsorption and the solar energy regeneration provided by the embodiment of the present invention.
Wherein:
1-adsorbing the box body; 101-a housing;
102-a wheel; 103-driven wheel;
104-a rotation axis; 105-a baffle;
106-leg; 107-sealing plate;
108-a second separator; 109-a first separator;
110-a third separator; 111-a transmission belt;
112-a drive motor; 113-a driving wheel;
114-service panel; 115-a cooling zone;
116-desorption zone; 117-adsorption zone;
118-a support disk; 119-a load frame;
120-a sorbent; 2-a first fan;
3-a second fan; 4-a second heat exchanger;
41-cold air inlet; 42-a cold air outlet;
43-hot gas inlet; 44-hot gas outlet;
5-a first heat exchanger; 51-a liquid outlet;
52-a liquid inlet; 53-gas inlet;
54-gas outlet; 6-a heat collecting assembly;
61-heat collecting pipe; 62-a bracket;
63-a condenser lens; 64-a connecting frame;
7-an air inlet pipeline; 71-a shunt port;
81-a second insulated pipe; 82-a third insulated pipe;
83-a first insulating tube; 84-a fourth insulated pipe;
9-finished gas pipeline; 10-a filter element.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.
Examples
Referring to fig. 1 to 7, the present embodiment provides a carbon dioxide capture device based on rotary wheel adsorption and solar regeneration, including: the adsorption box body 1, the first heat exchanger 5 and the second heat exchanger 4 are used for adsorbing carbon dioxide;
wherein, the adsorption box body 1 comprises a shell 101 and a rotating wheel 102; the runner 102 is arranged inside the housing 101; a first partition plate 109, a second partition plate 108 and a third partition plate 110 are arranged in the casing 101, and the first partition plate 109, the second partition plate 108 and the third partition plate 110 divide the inside of the casing 101 into an adsorption area 117, a desorption area 116 and a cooling area 115.
The inlet of the adsorption zone 117 is connected with an air inlet pipeline 7; the air inlet pipeline 7 is provided with a flow dividing port 71, and the flow dividing port 71 is communicated with the cooling area 115; a filter element 10 for filtering micro-dust in the gas is arranged in the gas inlet pipeline 7; in this embodiment, the filter element 10 is primary filter cotton. When in use, the filter element 10 can filter dust particles with the particle size of more than 5 μm in the air, and can effectively prevent dust accumulation in the runner 102 from influencing the adsorption performance.
The first heat exchanger 5 is provided with a gas outlet 54 for providing hot gas, and the gas outlet 54 is communicated with the desorption area 116;
the second heat exchanger 4 is provided with a cold air inlet 41, a cold air outlet 42, a hot air inlet 43 and a hot air outlet 44, the cooling area 115 is communicated with the cold air inlet 41, and the desorption area 116 is communicated with the hot air inlet 43; the cold air outlet 42 is communicated with the air inlet 53 of the first heat exchanger 5; the hot gas outlet 44 is connected to the product gas line 9.
In fact, the first heat exchanger 5 is a gas-liquid heat exchanger; the second heat exchanger 4 is a gas-gas heat exchanger. A first heat-insulating pipe 83 is arranged between the gas outlet 54 and the desorption area 116, and a second heat-insulating pipe 81 is arranged between the cooling area 115 and the cold air inlet 41; a third heat insulation pipe 82 is arranged between the desorption area 116 and the hot gas inlet 43; a fourth heat-insulating pipe 84 is arranged between the cold air outlet 42 and the air inlet 53 of the first heat exchanger 5; the first heat insulating pipe 83, the second heat insulating pipe 81, the third heat insulating pipe 82 and the fourth heat insulating pipe 84 are coated with heat insulating layers; further, the heat insulation layer is made of centrifugal glass wool. The heat insulation pipe is adopted and the heat insulation layer is arranged, so that the heat insulation performance can be improved, the heat loss is reduced, and the integral energy consumption of the device is reduced.
The number of the first partition plate 109, the second partition plate 108 and the third partition plate 110 is two, and the first partition plate, the second partition plate and the third partition plate are respectively arranged on two sides of the runner 102. In order to ensure the independence of the compartments and prevent wind from escaping, a sealing plate 107 for sealing the desorption zone 116 and the cooling zone 115 is provided between the first partition plate 109, the second partition plate 108, and the third partition plate 110. A baffle 105 is provided between the outer periphery of the runner 102 and the casing 101. In this embodiment, the first separator 109, the second separator 108, the third separator 110, the seal plate 107, and the baffle plate 105 are all of a fluororubber sealing material.
As shown in fig. 2, a rotation shaft 104 is provided at the center of the wheel 102, both ends of the rotation shaft 104 are connected to the housing 101, and the rotation shaft 104 is rotatable with respect to the housing 101. The front and rear sides of runner 102 are provided with feet 106.
As shown in fig. 3, a driven wheel 103 is disposed on the rotating shaft 104, a driving motor 112 is disposed in the housing 101, a driving wheel 113 is connected to the driving motor 112, and the driving wheel 113 is in transmission connection with the driven wheel 103. In this embodiment, the driving pulley 113 is connected to the driven pulley 103 via a driving belt 111.
As shown in fig. 5, the wheel 102 includes a support tray 118 and a load frame 119, the load frame 119 is installed in the support tray 118, and the load frame 119 has a honeycomb shape on which an adsorbent 120 is disposed.
Wherein, a plurality of vent holes for gas to pass through are arranged on the supporting disk 118. The vent holes are arranged so as to ensure that air smoothly flows through.
In this embodiment, the supporting disc 118 is made of teflon, and the adsorbent 120 is a solid amine adsorbent 120, specifically, polyethyleneimine is used; the loading frame 119 adopts a wet papermaking process to form the ceramic fiber and the adhesive into a honeycomb structure in one step; the chemical adsorption method taking the solid amine adsorbent 120 as the core is utilized to adsorb carbon dioxide with the concentration of 400ppm in the air and concentrate the carbon dioxide to carbon dioxide with the lower concentration of about 10000ppm, so that the efficiency is higher, the cost is lower, the required time is shorter, and the adsorption and desorption cycle performance is excellent.
As shown in fig. 6, the apparatus of this embodiment further includes a heat collecting assembly 6, where the heat collecting assembly 6 includes a heat collecting tube 61, a connecting frame 64 and a collecting mirror 63, and the heat collecting tube 61 is installed on the collecting mirror 63 through the connecting frame 64; a holder 62 is provided under the condenser lens 63. The outlet of the heat collecting pipe 61 is connected with the liquid inlet 52 of the first heat exchanger 5, and the inlet of the heat collecting pipe 61 is connected with the liquid outlet 51 of the first heat exchanger 5; in this embodiment, heat conduction oil is filled in the heat collecting tube 61, a temperature increasing layer is coated outside the heat collecting tube 61, and superfine glass wool is coated on a pipeline between the heat collecting tube 61 and the first heat exchanger 5. When the heat collecting component 6 is used, heat conducting oil in the heat collecting pipe 61 is heated to about 180 degrees by solar energy, then the heat conducting oil is guided into the second heat exchanger 4 to heat gas to about 120 degrees, and heat in the process comes from the solar energy. High-temperature gas heated by the second heat exchanger 4 and passing through the desorption area is cooled by the first heat exchanger 5, and air flowing out of the cooling area is heated, so that waste heat utilization is completed, and the energy utilization rate of the device is effectively improved.
As shown in fig. 4, the front end of the casing 101 is provided with an access opening, and an access panel 114 is provided on the access opening.
In order to ensure the air flow in the device, the air inlet pipeline 7 is connected with a first fan 2; the second fan 3 is arranged on the finished gas pipeline 9. In this embodiment, the first fan 2 is a centrifugal fan, and the second fan 3 is an axial flow fan.
In order to facilitate the discharge of the air treated by the adsorption region 117, the adsorption region 117 is provided with an outlet communicating with the outside.
The working principle of the device of the embodiment is as follows, as shown in fig. 7, air is sent into the air inlet pipeline 7 through the first fan 2 and filtered, a part of air directly enters the adsorption zone 117, is directly discharged after carbon dioxide is removed through the runner 102, and the other part of air flows into the cooling zone 115 through the diversion port 71 to be used as cooling air; after flowing into the first heat exchanger 5 through the second heat exchanger 4 and being heated, the gas in the cooling zone 115 enters the desorption zone 116 to desorb the carbon dioxide on the runner 102, so that the concentration of the carbon dioxide is improved; the gas in the desorption area 116 is cooled by the second heat exchanger 4 and then enters the greenhouse through the finished gas pipeline 9, and the yield of greenhouse crops is increased while carbon dioxide is fixed by using plant photosynthesis. In the working process, the driving motor 112 drives the rotating wheel 102 to rotate, so that the rotating wheel 102 sequentially passes through the adsorption area 117, the desorption area 116 and the cooling area 115, the second heat exchanger 4 is used for heating heat conduction oil through the heat collection assembly 6, and the gas desorbed in the desorption area 116 exchanges heat with the cooling gas exhausted from the cooling area 115 through the second heat exchanger 4, so that the cooling gas is heated, and meanwhile, the waste heat of the gas desorbed in the desorption area 116 is released.
In a word, the utility model discloses a carbon dioxide entrapment device adsorption efficiency is high based on runner absorption and solar energy regeneration, and the energy consumption is low, and can utilize carbon dioxide to realize the increase production of greenhouse crop to have ecological benefits and economic benefits concurrently.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (9)
1. A carbon dioxide capture device based on runner absorption and solar energy regeneration, characterized by comprising: the adsorption box body is used for adsorbing carbon dioxide, and the first heat exchanger and the second heat exchanger are used for adsorbing carbon dioxide;
the adsorption box body comprises a shell and a rotating wheel; the rotating wheel is arranged inside the shell; a first partition plate, a second partition plate and a third partition plate are arranged in the shell, and the first partition plate, the second partition plate and the third partition plate divide the interior of the shell into an adsorption area, a desorption area and a cooling area;
an inlet of the adsorption area is connected with an air inlet pipeline; a flow splitting port is arranged on the air inlet pipeline and communicated with the cooling area;
a gas outlet for providing hot gas is formed in the first heat exchanger, and the gas outlet is communicated with the desorption area;
the second heat exchanger is provided with a cold air inlet, a cold air outlet, a hot air inlet and a hot air outlet, the cooling area is communicated with the cold air inlet, and the desorption area is communicated with the hot air inlet; the cold air outlet is communicated with the gas inlet of the first heat exchanger; and the hot air outlet is connected with a finished gas pipeline for providing gas for the greenhouse.
2. The apparatus for capturing carbon dioxide based on rotating wheel adsorption and solar regeneration of claim 1, wherein a rotating shaft is disposed at the center of the rotating wheel, both ends of the rotating shaft are connected to the housing, and the rotating shaft is rotatable with respect to the housing.
3. The carbon dioxide capture device based on rotary wheel adsorption and solar energy regeneration as claimed in claim 2, wherein the rotating shaft is provided with a driven wheel, the housing is internally provided with a driving motor, the driving motor is connected with a driving wheel, and the driving wheel is in transmission connection with the driven wheel.
4. The rotary wheel adsorption and solar regeneration-based carbon dioxide capture device according to claim 1, wherein a sealing plate for sealing the desorption zone and the cooling zone is provided between the first partition plate, the second partition plate, and the third partition plate.
5. The rotating wheel adsorption and solar regeneration-based carbon dioxide capture device of claim 1, wherein the rotating wheel comprises a support disc and a load frame, the load frame is installed in the support disc, the load frame is in a honeycomb shape, and an adsorbent is arranged on the load frame.
6. The carbon dioxide capture device based on rotary wheel adsorption and solar energy regeneration as claimed in claim 1, further comprising a heat collection assembly, wherein the heat collection assembly comprises a heat collection tube, a connecting frame and a collecting mirror, and the heat collection tube is mounted on the collecting mirror through the connecting frame; the outlet of the heat collecting pipe is connected with the liquid inlet of the first heat exchanger, and the inlet of the heat collecting pipe is connected with the liquid outlet of the first heat exchanger.
7. The rotary wheel adsorption and solar regeneration-based carbon dioxide capture device according to claim 1, wherein a first heat insulation pipe is arranged between the gas outlet and the desorption section, and a second heat insulation pipe is arranged between the cooling zone and the cold air inlet; a third heat insulation pipe is arranged between the desorption area and the hot gas inlet; a fourth heat-insulating pipe is arranged between the cold air outlet and the gas inlet of the first heat exchanger; and the first heat insulation pipe, the second heat insulation pipe, the third heat insulation pipe and the fourth heat insulation pipe are coated with heat insulation layers.
8. The carbon dioxide capture device based on rotary wheel adsorption and solar energy regeneration of claim 1, wherein a first fan is connected to the air inlet pipeline; and a second fan is arranged on the finished gas pipeline.
9. The rotary wheel adsorption and solar regeneration based carbon dioxide capture device as claimed in claim 1, wherein a filter element for filtering fine dust in the gas is arranged in the gas inlet pipeline.
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| CN202221369666.0U CN217549427U (en) | 2022-06-01 | 2022-06-01 | Carbon dioxide trapping device based on runner absorption and solar energy regeneration |
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| CN202221369666.0U CN217549427U (en) | 2022-06-01 | 2022-06-01 | Carbon dioxide trapping device based on runner absorption and solar energy regeneration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114849427A (en) * | 2022-06-01 | 2022-08-05 | 北京科技大学 | Carbon dioxide capture device and method based on runner adsorption and solar energy regeneration |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114849427A (en) * | 2022-06-01 | 2022-08-05 | 北京科技大学 | Carbon dioxide capture device and method based on runner adsorption and solar energy regeneration |
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