CN216106091U - Seawater concentration and desalination treatment system - Google Patents
Seawater concentration and desalination treatment system Download PDFInfo
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- CN216106091U CN216106091U CN202122241981.7U CN202122241981U CN216106091U CN 216106091 U CN216106091 U CN 216106091U CN 202122241981 U CN202122241981 U CN 202122241981U CN 216106091 U CN216106091 U CN 216106091U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/142—Solar thermal; Photovoltaics
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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Abstract
The utility model provides a seawater concentration and desalination treatment system, which comprises a seawater accommodating device, a concentration treatment device and a desalination treatment device, wherein the concentration treatment device comprises heat collecting equipment connected with the seawater accommodating device and a first collecting container connected with the heat collecting equipment, the desalination treatment device comprises condensing equipment connected between the seawater accommodating device and the heat collecting equipment and a second collecting container connected with the condensing equipment, a condensing pipe is arranged in the condensing equipment and communicated with the seawater accommodating device, the heat collecting equipment comprises an aluminum metal mesh layer accommodated in the heat collecting equipment and an aluminum metal plate arranged outside the heat collecting equipment, the heat collecting plate collects heat energy and conducts the heat energy to the aluminum metal mesh layer, the seawater in the heat collecting equipment is heated and evaporated through the aluminum metal net layer, part of the seawater is evaporated to form steam which flows to the condensing equipment, and the steam is cooled to form fresh water when flowing through the condensing pipe and is collected in the second collecting container; the rest part of seawater forms concentrated seawater and is collected in a first collection container.
Description
Technical Field
The utility model relates to the technical field of new energy, in particular to a seawater concentration and desalination treatment system.
Background
The salt content of the seawater is about 3.5 percent by mass fraction, and the ion composition is complex and various and can not be used as drinking water. Although the conductivity of seawater is higher than that of fresh water, the conductivity is only 0.03S/cm, and it is difficult to directly use seawater as an electrolyte for industrial use. Therefore, in terms of sea water resource utilization, sea water needs to be desalinated to obtain pure water; or concentrating seawater to a certain concentration for extracting salts and other production purposes.
At present, several seawater treatment methods mainly comprise solarization, steam heating evaporation and electric heating evaporation. The sun-drying is most convenient, but the efficiency is low, and the concentration process is difficult to control accurately, so that the method is mainly used for extracting sea salt. The steam heating evaporation and the electric heating evaporation need to rely on energy input of steam, electric energy and the like, so that the energy consumption is high, the method is not suitable for occasions with deficient energy such as islands, and the like, and concentration or desalination treatment of seawater often needs to be carried out separately, so that the cost is high, and the energy consumption is high.
Disclosure of Invention
In order to solve the existing technical problems, the embodiment of the utility model provides a seawater concentration and desalination treatment system which can reduce cost and save more energy and can realize synchronous treatment of seawater concentration and desalination.
In order to achieve the purpose, the embodiment of the utility model is realized by the following technical scheme:
a seawater concentration and desalination treatment system comprises a seawater accommodating device, a concentration treatment device and a desalination treatment device, wherein the concentration treatment device comprises heat collecting equipment connected with the seawater accommodating device and a first collecting container connected with the heat collecting equipment, the desalination treatment device comprises condensing equipment connected between the seawater accommodating device and the heat collecting equipment and a second collecting container connected with the condensing equipment, a condensing pipe is arranged in the condensing equipment and communicated with the seawater accommodating device, the heat collecting equipment comprises an aluminum metal mesh layer accommodated in the heat collecting equipment and a heat collecting plate arranged outside the heat collecting equipment, the heat collecting plate collects heat energy and conducts the heat energy to the aluminum metal mesh layer, the seawater in the heat collecting equipment is heated and evaporated through the aluminum metal mesh layer, and part of seawater is evaporated to form steam which flows to the condensing equipment, the fresh water is formed by cooling when flowing through the condensing pipe and is collected in the second collecting container; and the rest part of seawater forms concentrated seawater and is collected in the first collection container.
Optionally, the seawater concentration device is connected to the heat collecting equipment through a first liquid pipeline, and a first control valve for controlling the first liquid pipeline to be communicated or closed is arranged on the first liquid pipeline.
Optionally, the heat collecting device is connected with the first collecting container through a second liquid pipeline, and a second control valve for controlling the second liquid pipeline to be communicated or closed is arranged on the second liquid pipeline.
Optionally, the first liquid pipeline and the second liquid pipeline are stainless steel pipes with diameters of 15mm to 50mm and wall thicknesses of 0.8mm to 1.2 mm.
Optionally, the heat collecting device is connected with the condensing device through a steam pipeline, and a heat insulating layer is coated on the outer surface of the steam pipeline.
Optionally, the steam pipeline is a stainless steel pipe with a diameter of 5mm to 10mm and a wall thickness of 0.6mm to 0.8 mm.
Optionally, the outer surface of the heat collecting device is provided with a heat insulating layer.
Optionally, the heat insulation layer is a rock wool or mineral wool pipe shell.
Optionally, an opening is formed in the top end of the condensation device, and the internal cavity of the condensation device is communicated with the outside through the opening.
Optionally, a conductivity monitor is arranged in the heat collection equipment and used for detecting the concentration of seawater in the heat collection equipment.
According to the seawater concentration and desalination treatment system provided by the embodiment of the utility model, seawater is heated and evaporated by the heat collection equipment, part of seawater is evaporated to form steam which flows to the condensing equipment, the steam is cooled by the condensing equipment to form fresh water, and the rest part of seawater forms concentrated seawater, so that the synchronous treatment of seawater concentration and desalination can be realized, and seawater and pure water with required concentration can be obtained; secondly, the heat collecting device collects heat energy by using an external heat collecting plate and conducts the heat energy to an internal aluminum metal mesh layer to realize heating evaporation of seawater, and the synchronous processing process of seawater concentration and desalination can be completed by using natural light energy, so that the dependence on artificial energy sources such as hot steam and electric energy is reduced, the cost is reduced, and more energy is saved.
Drawings
FIG. 1 is a schematic diagram of a seawater concentration and desalination treatment system according to an embodiment;
FIG. 2 is a schematic diagram of a seawater concentration and desalination treatment system according to another embodiment;
FIG. 3 is a schematic view of a heat collecting apparatus according to an embodiment.
Detailed Description
The technical solution of the present invention is further described in detail with reference to the drawings and the specific embodiments of the specification.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of implementations of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 3, the present embodiment provides a seawater concentration and desalination processing system, including a seawater accommodating device 10, a concentration processing device 20 and a desalination processing device 30, where the concentration processing device 20 includes a heat collecting device 21 connected to the seawater accommodating device 10 and a first collecting container 22 connected to the heat collecting device 21, the desalination processing device 30 includes a condensing device 31 connected between the seawater accommodating device 10 and the heat collecting device 21 and a second collecting container 32 connected to the condensing device 31, a condensing pipe 312 is disposed in the condensing device 31, the condensing pipe 312 is communicated with the seawater accommodating device 10, the heat collecting device 21 includes an aluminum mesh layer 214 accommodated in the heat collecting device 21 and a heat collecting plate 213 mounted outside the condensing device, the heat collecting plate 213 collects heat energy and transmits the heat energy to the aluminum mesh layer 214, the seawater in the heat collecting device 21 is heated and evaporated by the aluminum mesh layer 214, part of seawater is evaporated to form steam, the steam flows to the condensing equipment 31, and the steam is cooled to form fresh water when flowing through the condensing pipe 312 and is collected in the second collecting container 32; the remaining part of the seawater is concentrated seawater and collected in the first collection container 22.
In the above embodiment, the seawater concentration and desalination processing system heats and evaporates seawater through the heat collecting device 21, part of the seawater in the heat collecting device 21 is evaporated to form steam, the steam flows to the condensing device 31, the steam is cooled by the condensing device 31 to form fresh water, the rest of the seawater forms concentrated seawater, and the concentrated seawater with the required concentration can be obtained by adjusting by controlling the amount of the evaporated seawater, so that the synchronous processing of seawater concentration and desalination can be realized, and seawater and pure water with the required concentration can be obtained; secondly, the heat collecting device 21 uses the external heat collecting plate 213 to collect heat energy and conduct the heat energy to the internal aluminum metal mesh layer 214 to realize heating and evaporation of seawater, and natural light energy can be used to complete the synchronous processing process of seawater concentration and desalination, thereby reducing the dependence on artificial energy sources such as hot steam and electric energy, reducing the cost and saving more energy.
Optionally, the concentration processing apparatus 20 is connected to the heat collecting device 21 through a first liquid pipeline 41, and a first control valve 43 for controlling the first liquid pipeline 41 to be communicated or closed is disposed on the first liquid pipeline 41. The first control valve 43 may be a shut-off valve provided in the first liquid line 41, and the first liquid line 41 may be provided with a first flow rate monitor FIC01, where the first flow rate monitor FIC01 is used to detect the flow rate of the liquid flowing through the first liquid line 41 per unit time. The seawater desalination and concentration system further comprises a control unit connected to the first flow monitor FIC01 and the first control valve 43. The control device may be a Microcontroller (MCU), and the first liquid pipeline 41 is connected by controlling the opening of the first control valve 43, so that the seawater in the seawater accommodating device 10 can be supplied to the heat collecting apparatus 21 through the first liquid pipeline 41; by controlling the first control valve 43 to be closed, at this time, the first liquid pipeline 41 is closed, and the seawater accommodating device 10 and the heat collecting equipment 21 are isolated from each other, so that the seawater in the heat collecting equipment 21 can be evaporated in a relatively closed environment to adjust the concentration.
In some embodiments, the heat collecting device 21 is connected to the first collecting container 22 through a second liquid pipeline 42, and a second control valve 44 for controlling the second liquid pipeline 42 to be communicated or closed is disposed on the second liquid pipeline 42. The second control valve 44 may be a shut-off valve provided in the second liquid line 42, and the second liquid line 42 may be further provided with a second flow rate monitor FIC02, where the second flow rate monitor FIC02 is used to detect the flow rate of the liquid flowing through the second liquid line 42 per unit time. The control device is connected with the second flow rate monitor FIC02 and the second control valve 44, and by controlling the second control valve 44 to be opened, the second liquid pipeline 42 is communicated at the moment, and concentrated seawater obtained by evaporation and concentration adjustment in the heat collecting equipment 21 can flow into the first collection container 22 through the second liquid pipeline 42; by controlling the second control valve 44 to be closed, at this time, the second liquid pipeline 42 is closed, and the heat collecting device 21 and the first collecting container 22 are isolated from each other, so that the seawater in the heat collecting device 21 can be evaporated in a relatively closed environment to adjust the concentration. In a seawater treatment period, the first liquid pipeline 41 is opened, the seawater accommodating device 10 injects a certain amount of seawater into the heat collecting equipment 21 through the first liquid pipeline 41, the first liquid pipeline 41 is closed, after the heat collecting device evaporates part of seawater through heating to adjust the concentration of the seawater, the second liquid pipeline 42 is opened, the obtained concentrated seawater flows into the first collecting container 22 through the second liquid pipeline 42 to be stored, then the second liquid pipeline 42 is closed, and the seawater enters the next seawater treatment period again, so that the seawater can be circulated repeatedly.
Optionally, the first liquid pipeline 41 and the second liquid pipeline 42 are stainless steel pipes with a diameter of 15mm to 50mm and a wall thickness of 0.8mm to 1.2 mm. The first liquid pipeline 41 and the second liquid pipeline 42 can be selected from pipelines with the same size and material, so that the amount of water flowing into and out of the heat collecting device 21 can be adjusted and controlled when the control device adjusts the amount of seawater in the heat collecting device 21 more conveniently.
In some embodiments, the heat collecting device 21 is connected to the condensing device 31 through a steam pipe 45, and an insulating layer 46 is coated on an outer surface of the steam pipe 45. The heat collecting device 21 is communicated with the condensing device 31 through a steam pipeline 45, and particularly, one end, connected with the steam pipeline 45, of the heat collecting device 21 is located above the heat collecting device 21, so that steam generated in the heat collecting device 21 can rise conveniently and flows into the steam pipeline 45 above the heat collecting device 21. The steam pipeline 45 is a stainless steel pipe with the diameter of 5mm to 10mm and the wall thickness of 0.6mm to 0.8 mm. The diameter of the steam pipeline 45 is set to be smaller than that of the liquid pipeline, and the set diameters of the steam pipeline 45 and the liquid pipeline are favorable for keeping balance between seawater supplement and steam outflow in the steam process formed in the heat collecting equipment 21, so that the concentration of concentrated seawater in the heat collecting equipment 21 can be controlled conveniently. The outer surface of the steam pipeline 45 is covered with a heat insulation layer 46 to prevent steam from being condensed into water in the process of flowing in the steam pipeline 45. The outer surface of the heat collecting device 21 is provided with the heat insulating layer 46, so that the temperature in the heat collecting device 21 is effectively ensured, and the evaporation of seawater is facilitated to form steam. Optionally, the insulation 46 may be rock wool or mineral wool pipe casing.
An opening is formed in the top end of the condensing device 31, and the cavity in the condensing device 31 is communicated with the outside through the opening. Wherein, seawater accommodating device 10 faces one side of condensing equipment 31 is equipped with first connecting hole and second connecting hole respectively along the direction of height, the relative both ends of condenser pipe 312 in condensing equipment 31 respectively with first connecting hole with the second connecting hole corresponds the connection, so, condensing equipment 31 need not to consume artificial energy, the low temperature of condenser pipe 312 is kept in the natural heat transfer of the sea water of usable and seawater in seawater accommodating device 10 for steam that flows into in condensing equipment 31 is cooled and forms fresh water when meetting microthermal condenser pipe 312. The inside cavity of condensing equipment 31 passes through opening and outside atmospheric intercommunication, utilizes and the atmospheric natural heat transfer of outside, need not to consume and keeps the inside relative low temperature of condensing equipment 31 under the prerequisite of artificial energy for steam that flows into in the condensing equipment 31 is cooled off and forms fresh water when meetting microthermal condenser pipe 312.
Optionally, a conductivity monitor is arranged in the heat collection device 21, and the conductivity monitor is used for detecting the concentration of seawater in the heat collection device 21. The concentration of the seawater in the heat collecting equipment 21 is monitored by the conductivity monitor, when it is determined that the concentration of the seawater in the heat collecting equipment 21 reaches the required preset concentration, the second control valve 44 on the second liquid pipeline 42 can be controlled to be opened, so that the concentrated seawater reaching the preset concentration in the heat collecting equipment 21 flows into the first collecting container 22 through the second liquid pipeline 42, and after the concentrated seawater is collected, the first control valve 43 is controlled to be opened again, so that the seawater in the seawater accommodating device 10 flows into the heat collecting equipment 21, and the concentrated seawater is obtained again through cyclic execution.
The seawater concentration and desalination treatment system provided by the embodiment of the application at least has the following characteristics:
firstly, the heat collecting device 21 can collect natural light and heat by using the heat collecting plate 213 and conduct the natural light and heat to the internal aluminum metal mesh layer 214 to heat the seawater, so that the seawater is evaporated and concentrated, and concentrated seawater and pure water with set concentrations can be respectively obtained by arranging two paths of concentration treatment and desalination treatment in parallel, so that the functions of seawater desalination and concentration are achieved, the intelligent operation can be realized only by the natural light and heat, and the continuous, intelligent and manual energy input-free seawater concentration and desalination parallel treatment is realized;
secondly, in the seawater desalination treatment part, the condensing equipment 31 keeps the relatively low temperature of the internal condenser pipe 312 by utilizing the natural heat exchange with the seawater in the concentration treatment device 20 and the natural heat exchange with the external atmosphere, so that the continuous, intelligent and artificial energy input-free seawater concentration and desalination parallel treatment is realized.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The seawater concentration and desalination treatment system is characterized by comprising a seawater accommodating device, a concentration treatment device and a desalination treatment device, wherein the concentration treatment device comprises heat collecting equipment connected with the seawater accommodating device and a first collecting container connected with the heat collecting equipment, the desalination treatment device comprises condensing equipment connected between the seawater accommodating device and the heat collecting equipment and a second collecting container connected with the condensing equipment, a condensing pipe is arranged in the condensing equipment and communicated with the seawater accommodating device, and the heat collecting equipment comprises an aluminum metal mesh layer accommodated in the heat collecting equipment and a heat collecting plate arranged outside the heat collecting equipment.
2. The seawater concentrating and desalinating treatment system according to claim 1, wherein the seawater accommodating device is connected to the heat collecting device through a first liquid pipeline, and a first control valve for controlling the first liquid pipeline to be communicated or closed is arranged on the first liquid pipeline.
3. The seawater concentrating and desalinating treatment system according to claim 2, wherein the heat collecting device is connected with the first collecting container through a second liquid pipeline, and a second control valve for controlling the second liquid pipeline to be communicated or closed is arranged on the second liquid pipeline.
4. The seawater concentration and desalination treatment system of claim 3, wherein the first liquid line and the second liquid line are stainless steel tubes with a diameter of 15mm to 50mm and a wall thickness of 0.8mm to 1.2 mm.
5. The seawater concentrating and desalinating treatment system according to claim 1, wherein the heat collecting device is connected with the condensing device through a steam pipeline, and an insulating layer is coated on the outer surface of the steam pipeline.
6. The seawater concentration and desalination treatment system of claim 5, wherein the steam line is a stainless steel tube with a diameter of 5mm to 10mm and a wall thickness of 0.6mm to 0.8 mm.
7. The seawater concentrating and desalinating treatment system according to claim 5, wherein an insulating layer is provided on an outer surface of the heat collecting device.
8. The seawater concentration and desalination treatment system of claim 7, wherein the insulation layer is rock wool or a mineral wool pipe shell.
9. The seawater concentration and desalination treatment system of claim 1, wherein the top end of the condensation device is provided with an opening, and the internal cavity of the condensation device is communicated with the outside through the opening.
10. The seawater concentration and desalination treatment system of any one of claims 1 to 9, wherein a conductivity monitor is arranged in the heat collection device, and the conductivity monitor is used for detecting the concentration of seawater in the heat collection device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122241981.7U CN216106091U (en) | 2021-09-14 | 2021-09-14 | Seawater concentration and desalination treatment system |
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| CN202122241981.7U CN216106091U (en) | 2021-09-14 | 2021-09-14 | Seawater concentration and desalination treatment system |
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| CN216106091U true CN216106091U (en) | 2022-03-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114956223A (en) * | 2021-09-14 | 2022-08-30 | 深圳市图灵科创产业发展有限公司 | Seawater concentration and desalination treatment system and treatment control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114956223A (en) * | 2021-09-14 | 2022-08-30 | 深圳市图灵科创产业发展有限公司 | Seawater concentration and desalination treatment system and treatment control method |
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