CN219182244U - Greenhouse CO2 adjusting equipment based on cement kiln CCS system - Google Patents
Greenhouse CO2 adjusting equipment based on cement kiln CCS system Download PDFInfo
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- CN219182244U CN219182244U CN202222627172.4U CN202222627172U CN219182244U CN 219182244 U CN219182244 U CN 219182244U CN 202222627172 U CN202222627172 U CN 202222627172U CN 219182244 U CN219182244 U CN 219182244U
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Abstract
The utility model discloses an agricultural greenhouse CO 2 Greenhouse CO based on cement kiln CCS system in concentration adjustment field 2 Regulating equipment of (C) and greenhouse CO 2 The conditioning apparatus includes a liquid CO coupled to a cement kiln CCS system 2 The liquid outlet of the first conveying device is connected with the liquid injection port of the storage bottle through a liquid inlet pipeline; the liquid outlet of the storage bottle is used for releasing gasified CO through a liquid outlet pipeline 2 A valve for controlling the opening and closing of the distribution pipeline is arranged in the distribution pipeline, and a liquid CO for storing the liquid CO in the bottle is also arranged on the liquid outlet pipeline 2 Second delivery to distribution lineA device; CO in cement kiln flue gas 2 Collecting and lifting the plant materials to be used in ecological agriculture such as surrounding greenhouses, and the like, thereby avoiding CO 2 The air is discharged to promote the greenhouse effect, and sufficient CO can be provided for the greenhouse 2 And the method is not influenced by external environmental factors, and compared with a method for applying the organic fertilizer, the concentration is easy to regulate and control and the instantaneity is strong.
Description
Technical Field
The utility model relates to an agricultural greenhouse CO 2 The field of concentration regulation, in particular to a greenhouse CO based on a cement kiln CCS system 2 Is provided.
Background
CO 2 As plant growthThe long main material is one of key factors affecting plant growth, development and function, and is one of the substrates for photosynthesis and regulator of primary metabolic process, distribution and growth of photosynthetic assimilation, and is involved in biochemical reaction in plant and has direct effect on plant growth. CO 2 The concentration increase not only can remarkably improve the photosynthesis efficiency of plants, but also can promote the photosynthesis of plants by enlarging the utilization range of light sources.
CO in greenhouse in modern agriculture 2 The main source of gas is the atmosphere and the respiratory activity of plant and soil microorganisms. According to the measurement, CO in the atmosphere 2 Is about 300ml/m 3 While the greenhouse is a semi-closed system, the CO in the greenhouse is in a fully ventilated state 2 The concentration is the same as the outside. However, in early spring, late autumn and winter, ventilation in the greenhouse is strictly limited in order to enhance heat preservation. According to the measurement, when the CO in the greenhouse 2 The concentration is 80ml/m 3 When the photosynthesis rate of crops is only CO 2 The concentration is 300ml/m 3 25 to 35 percent of the total weight of the product.
CO is usually supplemented by ventilation or organic fertilizer application in soil 2 . However, ventilation only allows CO 2 The concentration reaches the atmospheric level at the highest, and when the external temperature is lower than 10 ℃, ventilation cannot be realized, so that the limitation is large; and the organic fertilizer is applied to release CO 2 Short time, about 1 month, difficult control of concentration, and difficulty in obtaining enough CO when plants perform vigorous photosynthesis 2 。
CO in China at present 2 The main industries of emission are industries with high energy consumption such as coal electricity, cement, steel, smelting and the like, wherein the cement industry occupies CO of the national industry 2 15% of the discharge. According to statistical analysis, about 0.9 ton of CO is discharged in the production of 1 ton of cement 2 This part of CO 2 Direct discharge into the air contributes to the greenhouse effect.
Therefore, there is an urgent need to provide a greenhouse CO based on a cement kiln CCS system 2 To solve the above technical problems.
Disclosure of Invention
The utility model aims to provide a greenhouse CO based on a cement kiln CCS system 2 Is capable of avoiding CO 2 The air is discharged to promote the greenhouse effect, and sufficient CO can be provided for the greenhouse 2 And the method is not influenced by external environmental factors, and compared with a method for applying the organic fertilizer, the concentration is easy to regulate and control and the instantaneity is strong.
In order to achieve the aim, the utility model provides a greenhouse CO based on a cement kiln CCS system 2 Adjusting equipment, warmhouse booth CO 2 The conditioning apparatus comprises a liquid CO connected to the cement kiln CCS system 2 The liquid outlet of the first conveying device is connected with the liquid injection port of the storage bottle through a liquid inlet pipeline; the liquid outlet of the storage bottle is used for releasing gasified CO through a liquid outlet pipeline 2 A valve for controlling the opening and closing of the distribution pipeline is arranged in the distribution pipeline, and a liquid outlet pipeline is also arranged for discharging the liquid CO in the storage bottle 2 And a second conveying device for conveying the liquid to the distribution pipeline.
Preferably, the first and second conveying devices are conveying pumps.
Preferably, the valve is provided as a ball valve or a butterfly valve.
Preferably, the greenhouse CO depends on a cement kiln CCS system 2 The regulating device also comprises a controller for controlling the start and stop of the second conveying device and the start and stop of the valve, and the controller is used for detecting CO in the greenhouse 2 A sensor for concentration and delivering an electrical signal to the controller.
Preferably, the distribution pipelines are uniformly distributed in the greenhouse.
According to the technical scheme, the high-purity liquid CO is prepared by taking the cement kiln flue gas as the raw material for recycling the carbon dioxide and adopting a process combining the capturing by a chemical solvent absorption method and the purifying by an adsorption rectification method 2 And (5) a product. The liquid inlet of the first conveying device is connected with a CO2 cooler and C of a cement kiln CCS system through pipelinesOn the conveying pipeline between the O2 finished product storage tanks, liquid CO is conveyed from the conveying pipeline through the first conveying device 2 Injecting into the storage bottle. CO can be installed in greenhouse 2 Concentration monitor, at CO 2 When the concentration is lower than the ideal value, the second conveying device is started to store the liquid CO in the bottle 2 The concentration is conveyed to the distribution pipeline, and a valve in the distribution pipeline is opened, and CO 2 Gasifying in the distribution pipeline and escaping from the distribution pipeline into the greenhouse to improve CO in the greenhouse 2 Concentration; when CO 2 When the concentration is raised to the desired value, the valves in the second delivery device and the distribution line are closed. The device can be used for mixing CO in the flue gas of the cement kiln 2 Collecting and lifting the plant materials to be used in ecological agriculture such as surrounding greenhouses, and the like, thereby avoiding CO 2 The air is discharged to promote the greenhouse effect, and sufficient CO can be provided for the greenhouse 2 And the method is not influenced by external environmental factors, and compared with a method for applying the organic fertilizer, the concentration is easy to regulate and control and the instantaneity is strong.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
fig. 1 is a schematic diagram of one embodiment of the present utility model.
Description of the reference numerals
1-first conveying device, 2-liquid inlet pipeline, 3-storage bottle, 4-liquid outlet pipeline, 5-distribution pipeline, 6-second conveying device, 7-controller, 8-sensor, 9-CO 2 Cooler, 10-CO 2 And (5) a finished product storage tank.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
The utility model provides a greenhouse CO based on a cement kiln CCS system 2 Adjusting equipment, warmhouse booth CO 2 The conditioning apparatus includes a liquid CO coupled to a cement kiln CCS system 2 The liquid outlet of the first conveying device 1 is connected with the liquid injection port of the storage bottle 3 through the liquid inlet pipeline 2; the liquid outlet of the storage bottle 3 is connected with a liquid outlet pipeline 4 for releasing gasified CO 2 Is connected with a plurality of distribution pipelines 5, a valve for controlling the opening and closing of the distribution pipelines 5 is arranged in the distribution pipelines 5, and a liquid outlet pipeline 4 is also provided with a liquid CO for storing the liquid CO in the bottle 3 2 A second conveying device 6 for conveying to the distribution pipeline 5.
The high-purity liquid CO is prepared by taking cement kiln flue gas as a raw material for recovering carbon dioxide and adopting a process combining trapping by a chemical solvent absorption method and purifying by an adsorption rectification method 2 And (5) a product. The liquid inlet of the first conveying device 1 is connected with a conveying pipeline between a CO2 cooler 9 and a CO2 finished product storage tank 10 of a cement kiln CCS system through a pipeline, and liquid CO is conveyed from the conveying pipeline through the first conveying device 1 2 Is injected into the storage bottle 3. CO can be installed in greenhouse 2 Concentration monitor, at CO 2 When the concentration is below the desired value (i.e. a concentration suitable for photosynthesis of crops), the second delivery device 6 is activated to store the liquid CO in the bottle 3 2 The concentration is fed to the distribution line 5 and the valve in the distribution line 5 is opened, CO 2 Gasified in the distribution pipeline 5 and dissipated into the greenhouse from the distribution pipeline 5 to increase CO in the greenhouse 2 Concentration; when CO 2 When the concentration has risen to the desired value, the valves in the second conveying means 6 and the distribution line 5 are closed. The device can be used for mixing CO in the flue gas of the cement kiln 2 Collecting and lifting the plant materials to be used in ecological agriculture such as surrounding greenhouses, and the like, thereby avoiding CO 2 The air is discharged to promote the greenhouse effect, and sufficient CO can be provided for the greenhouse 2 And the method is not influenced by external environmental factors, and compared with a method for applying the organic fertilizer, the concentration is easy to regulate and control and the instantaneity is strong.
In the present embodiment, the first conveyor 1 and the second conveyor 6 are conveyor pumps, so as to convey CO in a liquid state 2 。
In the present embodiment, the valve is a ball valve or a butterfly valve, and is required to release CO 2 When the ball valve or butterfly valve is opened, the CO in the greenhouse is improved 2 Is a concentration of (2); the valve can be closed after the concentration is increased to the preset concentration, so that CO is avoided 2 Leakage.
In the embodiment, the greenhouse CO depends on the cement kiln CCS system 2 The regulating device also comprises a controller 7 for controlling the start and stop of the second conveying device 6 and the opening and closing of the valve, and is used for detecting CO in the greenhouse 2 A sensor 8 for concentration and transmitting an electrical signal to the controller 7. Sensor 8 detects CO in the greenhouse in real time 2 The concentration is converted into an electric signal and is transmitted to the controller 7, and the controller 7 compares the measured value of the received electric signal with a set value; if the detected value is lower than the set value, the controller 7 controls the second conveying device 6 to start and the valve to open, and the second conveying device 6 stores the liquid CO in the bottle 3 2 Into a plurality of distribution lines 5, CO 2 Gasified in the distribution pipeline 5 and dissipated into the greenhouse from the distribution pipeline 5 to increase CO in the greenhouse 2 Concentration; if the detection value is greater than or equal to the set value, the second conveying device 6 is not started, and the valve is kept closed, so that automatic adjustment of CO is realized 2 Concentration.
In the present embodiment, the distribution pipes 5 are uniformly distributed in the greenhouse so that the CO at each area position in the greenhouse 2 The concentration can be increased uniformly.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (5)
1. Greenhouse CO based on cement kiln CCS system 2 Is characterized in that the greenhouse CO 2 The conditioning apparatus comprises a liquid CO connected to the cement kiln CCS system 2 The liquid outlet of the first conveying device (1) is connected with the liquid injection port of the storage bottle (3) through the liquid inlet pipeline (2); the liquid outlet of the storage bottle (3) is connected with a liquid outlet pipeline (4) for releasing gasified CO 2 Is connected with a plurality of distribution pipelines (5), a valve for controlling the opening and closing of the distribution pipelines (5) is arranged in the distribution pipelines (5), and a liquid outlet pipeline (4) is also provided with a liquid CO for controlling the storage bottle (3) 2 And a second conveying device (6) for conveying the distribution pipeline (5).
2. Greenhouse CO based on cement kiln CCS system according to claim 1 2 Is characterized in that the first conveying device (1) and the second conveying device (6) are conveying pumps.
3. Greenhouse CO based on cement kiln CCS system according to claim 1 2 Is characterized in that the valve is provided as a ball valve or a butterfly valve.
4. Greenhouse CO based on cement kiln CCS system according to claim 1 2 The adjusting device is characterized in that the greenhouse CO based on the cement kiln CCS system 2 The regulating device also comprises a controller (7) for controlling the start and stop of the second conveying device (6) and the start and stop of the valve, and the controller is used for detecting CO in the greenhouse 2 A sensor (8) for concentration and transmitting an electrical signal to the controller (7).
5. Greenhouse CO based on cement kiln CCS system according to claim 1 2 Is characterized in that the distribution pipelines (5) are uniformly distributed in the greenhouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222627172.4U CN219182244U (en) | 2022-09-30 | 2022-09-30 | Greenhouse CO2 adjusting equipment based on cement kiln CCS system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222627172.4U CN219182244U (en) | 2022-09-30 | 2022-09-30 | Greenhouse CO2 adjusting equipment based on cement kiln CCS system |
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| Publication Number | Publication Date |
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| CN219182244U true CN219182244U (en) | 2023-06-16 |
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| CN202222627172.4U Active CN219182244U (en) | 2022-09-30 | 2022-09-30 | Greenhouse CO2 adjusting equipment based on cement kiln CCS system |
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| CN (1) | CN219182244U (en) |
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- 2022-09-30 CN CN202222627172.4U patent/CN219182244U/en active Active
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