CN114097584B - Desert water-making drip irrigation system and method utilizing solar energy - Google Patents
Desert water-making drip irrigation system and method utilizing solar energy Download PDFInfo
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- CN114097584B CN114097584B CN202111457431.7A CN202111457431A CN114097584B CN 114097584 B CN114097584 B CN 114097584B CN 202111457431 A CN202111457431 A CN 202111457431A CN 114097584 B CN114097584 B CN 114097584B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/28—Methods or installations for obtaining or collecting drinking water or tap water from humid air
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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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
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- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- Photovoltaic Devices (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention relates to a desert water-making drip irrigation system and a drip irrigation method by utilizing solar energy, which comprise a silica gel water-absorbing and heating structure, a refrigerating device, an air blower structure, a condensing device, a tail drip irrigation device and a solar panel, wherein the silica gel water-absorbing and heating structure is arranged on the tail of the silica gel water-absorbing and heating structure; one end of the silica gel water absorption heating structure is connected with the air blower structure, and the other end of the silica gel absorption heating structure is connected with a condensing pipe of the condensing device through an air conduit; the refrigerating device is connected with a condensing pipe of the condensing device through a gas conduit; the solar panel is simultaneously electrically connected with the blower structure and the refrigerating device, and supplies power to the blower structure and the refrigerating device; the tail drip irrigation device is connected with the bottom of the condensing device, and condensed water formed by the condensing device is injected into soil by the tail drip irrigation device; the invention meets the demand of vegetation in desert for a small amount of water, and simultaneously realizes the improvement of water making rate.
Description
Technical Field
The invention relates to a desert water-making drip irrigation system and a drip irrigation method by utilizing solar energy, belonging to a device for small-sized drip irrigation in desert.
Background
Most residents living in deserts are in a severe drought state. Because of drought and rain, vegetation growing in the desert is rare, but just in order to adapt to the condition of desert with little water and drought, the vegetation capable of living in the desert can reduce the intake of water to the maximum extent, so in order to meet the small water demand of the vegetation, a drip irrigation system capable of providing a small amount of water is needed, so that the drip irrigation of the vegetation is realized, and the manufacturing cost is reduced to the maximum extent.
Disclosure of Invention
The invention provides a desert water production drip irrigation system and a drip irrigation method by utilizing solar energy, which meet the demand of vegetation in desert on a small amount of water and simultaneously realize the improvement of water production rate.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a desert water-making drip irrigation system utilizing solar energy comprises a silica gel water-absorbing and heating structure, a refrigerating device, an air blower structure, a condensing device, a tail drip irrigation device and a solar panel;
one end of the silica gel water absorption heating structure is connected with the air blower structure, and the other end of the silica gel absorption heating structure is connected with a condensing pipe of the condensing device through an air conduit;
the refrigerating device is connected with a condensing pipe of the condensing device through a gas conduit;
the solar panel is simultaneously electrically connected with the blower structure and the refrigerating device, and supplies power to the blower structure and the refrigerating device;
the tail drip irrigation device is connected with the bottom of the condensing device, and condensed water formed by the condensing device is injected into soil by the tail drip irrigation device;
as a further preferred aspect of the present invention, the silica gel water absorption heating structure includes a heat absorption box, a plurality of heating plates are stacked in the heat absorption box, a rotating shaft is installed between adjacent heating plates, a plurality of small fans are sleeved on the rotating shaft, and the small fans are made of silica gel;
the rotating shaft is fixed with a motor shaft of the small driving motor;
a temperature sensor is arranged on the side wall of the heat absorption box body;
as a further preferred aspect of the present invention, the heating plate is a copper plate, and a resistance wire is embedded in the copper plate;
as a further preferable aspect of the present invention, the blower structure includes a blower conductor in which a blower fan is embedded;
a middle shaft is fixed in the air blowing conductor, the air blowing fan is sleeved on the middle shaft, a Y-shaped fixing frame is also fixed in the air blowing conductor, a small motor is arranged on the Y-shaped fixing frame, and an electric shaft of the small motor is connected with the middle shaft;
as a further preferred aspect of the present invention, the condensing device includes a condensing tube and a cylindrical tube, the condensing tube is a glass tube, the cylindrical tube is inserted through the condensing tube, and the glass tube is spiral;
the cylindrical barrel is of a sealing structure, and is filled with cooling liquid;
one end of the condensation pipe extending out of the top of the cylindrical barrel is connected with the other end of the silica gel adsorption heating structure and the gas guide pipe, and one end of the condensation pipe extending out of the bottom of the cylindrical barrel is connected with the tail drip irrigation device;
as a further preferred aspect of the present invention, the tail drip irrigation device comprises a plurality of penetrating PVC plastic pipes, wherein the PVC plastic pipes are provided with three rows and four columns, and the joints of the three rows and four columns are penetrated;
the wall of the PVC plastic pipe facing the soil is provided with a plurality of small holes;
the bottom of the condensing device is communicated with a PVC plastic pipe;
as a further preferred aspect of the present invention, the refrigeration apparatus includes an evaporator, a compressor, a condenser, and an expansion valve, one end of the evaporator is communicated with one end of the compressor, the other end of the compressor is connected with one end of the condenser, the other end of the condenser is connected with one end of the expansion valve, and the other end of the expansion valve is communicated with the other end of the evaporator;
as a further preferred aspect of the invention, the solar panel comprises tempered glass, a first layer of EVA film, monocrystalline silicon, a second layer of EVA film and a back panel, which are sequentially stacked, wherein all the layers are stacked to form an assembly, an aluminum alloy frame is sleeved outside the assembly, and a junction box is installed at the bottom of the back panel;
the joint of the assembly and the aluminum alloy frame and the joint of the assembly and the junction box are sealed by silica gel;
a drip irrigation method based on any one of the desert water-making drip irrigation systems utilizing solar energy,
the air blower blows external air into the silica gel water absorption heating structure, an air guide pipe communicated with the silica gel water absorption heating structure and the condensing device is closed, a small driving motor of the silica gel water absorption heating structure is started, a plurality of small fans made of silica gel slowly rotate under the rotation of a rotating shaft, the small fans made of silica gel are fully contacted with the external air, the silica gel absorbs water vapor in the external air, and the small driving motor continuously operates;
after the set time is up, the communication between the silica gel water absorption heating structure and the air blower is closed, the resistance wire in the heating plate is electrified, the resistance wire generates heat, the temperature sensor displays that the temperature of the heating plate reaches the preset temperature and keeps the preset time, the air conduit communicated between the silica gel water absorption heating structure and the condensing device is opened, the rotating speed of the small driving motor is accelerated, and hot air rich in water vapor is discharged into the condensing device;
starting a refrigerating device, introducing low-temperature air generated by the refrigerating device into a condensing device, fully contacting with hot air to generate condensation, discharging condensed water from the bottom of the condensing device after the low-temperature air is subjected to a preset time contact, and injecting the condensed water into soil through a tail drip irrigation device;
as a further preferred aspect of the present invention, the refrigeration step of the refrigeration apparatus is: the external air is vaporized by the evaporator to generate low-pressure steam, the low-pressure steam is compressed by the compressor to be changed into high-pressure steam, the high-pressure steam is liquefied by the condenser to be high-pressure liquid, the high-pressure liquid is converted into low-pressure steam again by the expansion valve, the low-pressure steam converted again returns to the evaporator to be vaporized, and the steps are circulated to achieve the refrigeration purpose.
Through the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the desert water-making drip irrigation system provided by the invention adopts a cold-hot intersection type water-making principle, uses local materials, and can realize water collection without external construction;
2. the desert water making drip irrigation system provided by the invention is based on the principle of cold-hot intersection water making, combines partial characteristics of silica gel in the silica gel water absorption and heating structure, and improves the water making rate of the whole system;
3. the desert water production drip irrigation system provided by the invention can be matched with various types of water production systems or different types of energy sources can be replaced, so that the desert water production drip irrigation system becomes a more comprehensive and effective green ecological desert drip irrigation device.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the overall system of the preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of a silica gel water absorption heating structure in a preferred embodiment of the present invention;
FIG. 3 is a schematic view of a blower according to a preferred embodiment of the present invention;
FIG. 4 is a schematic diagram of a condensing unit according to a preferred embodiment of the present invention;
FIG. 5 is a schematic view of the structure of a refrigerating apparatus in a preferred embodiment provided by the present invention;
FIG. 6 is a schematic view of the tail drip irrigation device according to the preferred embodiment of the present invention;
fig. 7 is a schematic structural diagram of a solar panel in a preferred embodiment of the invention.
In the figure: 1 is the silica gel heating structure that absorbs water, 11 is temperature sensor, 12 is the pivot, 13 is little fan, 2 is refrigerating plant, 21 is the evaporimeter, 22 is the compressor, 23 is the condenser, 24 is the expansion valve, 25 is the fin, 3 is the air-blower structure, 4 is condensing equipment, 41 is the condenser pipe, 42 is the cylinder, 5 is the afterbody drip irrigation equipment, 6 is the solar energy electroplax, 61 is toughened glass, 62 is first layer EVA glued membrane, 63 is monocrystalline silicon, 64 is second floor EVA glued membrane, 65 is the backplate, 66 is the terminal box.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. In the description of the present application, it is to be understood that the terms "left side", "right side", "upper part", "lower part", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and that "first", "second", etc., do not represent an important degree of the component parts, and thus are not to be construed as limiting the present invention. The specific dimensions used in the present example are only for illustrating the technical solution and do not limit the scope of protection of the present invention.
As explained in the background art, in the desert area, although the water volume of the vegetation is low, in order to reduce the water production cost as much as possible and meet the small demand of the vegetation on the water, the application provides a desert water production drip irrigation system using solar energy, which is a system for fully utilizing the land resources to meet the demand of small drip irrigation.
As shown in fig. 1, the solar water heater mainly comprises a silica gel water absorption heating structure 1, a refrigerating device 2, a blower structure 3, a condensing device 4, a tail drip irrigation device 5 and a solar panel 6; the silica gel water absorption heating structure absorbs air in desert and changes the air into hot air rich in water vapor, the refrigerating device changes the air in desert into cold air, the hot air and the cold air are in full contact through the condensing device to form moisture, the moisture is injected into soil from the tail drip irrigation device, in the structure, the air blower mechanism is used for blowing the air into the silica gel water absorption heating structure better, and the solar panel provides electric energy power for the system. The specific connection relationship is as follows: one end of the silica gel water absorption heating structure is connected with the air blower structure, and the other end of the silica gel absorption heating structure is connected with a condensation pipe 41 of the condensation device through an air conduit; the refrigerating device is connected with a condensing pipe of the condensing device through a gas conduit; the solar panel is simultaneously electrically connected with the blower structure and the refrigerating device, and the tail drip irrigation device is connected with the bottom of the condensing device;
next, a preferable statement is made on each part, and firstly, the silica gel water absorption heating structure shown in fig. 2 comprises a heat absorption box body, a plurality of heating plates are stacked in the heat absorption box body, a rotating shaft 12 is arranged between every two adjacent heating plates, a plurality of small fans 13 are sleeved on the rotating shaft, and the small fans are made of silica gel; the rotating shaft is fixed with a motor shaft of the small driving motor; small-size driving motor drive pivot rotates, and the little fan that drives the silica gel preparation rotates, does benefit to silica gel and air and fully contacts, here adopts the silica gel preparation with little fan, because the peculiar water absorption characteristic of silica gel, can fully absorb the moisture in the air to better become the air high temperature and be rich in moisture.
When the silica gel water absorption heating structure operates, in order to enable each layer of small fans to be heated uniformly, the heating plate is made of a copper plate, resistance wires are embedded in the copper plate, the resistance wires are made of copper wires, and the silica gel water absorption heating structure mainly utilizes the characteristics of good heat conductivity and good ductility of the resistance wires and can promote further vaporization of air after the resistance wires generate heat; certainly, the temperature of the silica gel water absorption heating structure also needs to be limited, the upper limit is not more than 200 ℃, in order to find that the temperature exceeds the preset value in time, the temperature sensor 11 is installed on the side wall of the heat absorption box body, and therefore the silica gel can be prevented from being burnt due to overhigh temperature.
As shown in fig. 3, the blower structure includes a blower conductor, a blower fan is embedded in the blower conductor, a central shaft is fixed in the blower conductor, the blower fan is sleeved on the central shaft, a Y-shaped fixing frame is also fixed in the blower conductor, a small motor is arranged on the Y-shaped fixing frame, and an electric shaft of the small motor is connected with the central shaft; and the air blowing fan is started, so that air can be blown into the silica gel water absorption heating structure.
As shown in fig. 4, the condensing device includes a condensing tube and a cylindrical tube 42, the condensing tube is a glass tube, and the glass tube penetrates through the cylindrical tube and is spiral; the cylindrical barrel is of a sealing structure, and is filled with cooling liquid which can accelerate condensation; the condenser pipe stretches out the one end at cylinder barrel top and the other end, the gas conduit connection of silica gel adsorption heating structure, and the other end of silica gel adsorption heating structure lets in the air of high temperature and rich in the hydrone in to condensing equipment, and the gas conduit lets in the low temperature air that refrigerating plant led in to condensing equipment, and the condenser pipe stretches out the one end and the afterbody of cylinder barrel head portion and drips irrigation the device and be connected. It should be noted here that when the condensation effect occurs in the cylinder of the condensation device, water drops are also generated on the outer wall of the glass tube, and here, in order to avoid the waste of the water drops, a glass cup is installed at the bottom of the condensation device, and the water drops are collected in the glass cup.
In order to improve the efficiency of the condensing device, a heat sink 25 with excellent heat conductivity is often added to the pipeline to increase the heat dissipation area, so as to accelerate heat dissipation, and the fan accelerates air convection to take away heat. The part of the solar panel which relates to the electric energy is provided by the solar panel.
In the present application, as shown in fig. 6, the tail drip irrigation device includes a plurality of penetrating PVC plastic pipes, the PVC plastic pipes are provided with three rows and four columns, and the joints of the three rows and four columns are through; the wall of the PVC plastic pipe facing the soil is provided with a plurality of small holes; the bottom of the condensing device is communicated with a PVC plastic pipe. The arrangement of the plurality of through PVC plastic pipes is not limited to three rows and four columns, and the through PVC plastic pipes can be distributed according to the actual soil area.
In this application, as shown in fig. 5, the refrigerating device includes evaporator 21, compressor 22, condenser 23 and expansion valve 24, the one end of evaporator and the one end intercommunication of compressor, and the other end of compressor is connected with the one end of condenser, and the other end of condenser is connected with the one end of expansion valve, and the other end of expansion valve and the other end of evaporator communicate. The condenser is internally provided with a radiating fin which plays a role in radiating, the expansion valve has the functions of throttling, reducing pressure and regulating flow, the high-pressure liquid can be decompressed and expanded into low-pressure steam, and the evaporator vaporizes and absorbs heat from the low-pressure steam to achieve the refrigeration effect.
In the present application, the solar panel converts light energy into electric energy by using the photoelectric effect, as shown in fig. 7, the solar panel includes sequentially stacked toughened glass 61 (light transmittance is more than 90%, which plays a role in protection), a first EVA film 62 (EVA is Polyethylene vinyl acetate, which is a short for Polyethylene-polyvinyl acetate copolymer), monocrystalline silicon 63 (which is a main power generation body), a second EVA film 64, and a back panel 65 (the back panel is used for sealing, insulating, and waterproofing, and generally uses a polyvinyl fluoride composite film (TPT), the fluoroplastic film is white, which plays a role in reflection of sunlight), the EVA is a thermosetting adhesive film, which is placed in the middle of the laminated glass and is used for bonding, all the aforementioned layers are stacked to form a module, and due to the arrangement of the back panel, the efficiency of the module is slightly improved, and because of the back panel having a higher infrared emissivity, the working temperature of the module can be reduced, which is also beneficial to improving the efficiency of the module; an aluminum alloy frame is sleeved outside the assembly, a junction box 66 is installed at the bottom of the back plate, and the junction box is used for connecting and protecting a circuit; the application adopts monocrystalline silicon, so that the photovoltaic power generation process is illustrated by taking the monocrystalline silicon as an example, and P-type crystalline silicon is doped with phosphorus to obtain N-type silicon to form a P-N junction. When light irradiates the surface of the solar cell, a part of photons are absorbed by the silicon material, the energy of the photons is transferred to silicon atoms, electrons are transited and become free electrons, the free electrons are gathered at two sides of a P-N junction to form a potential difference, and when a circuit is switched on externally, current flows through an external circuit under the action of the voltage to generate certain output power. The essence of this process is: the process of converting photon energy into electrical energy. The main material is monocrystalline silicon; the solar panel is of a multilayer structure and is stacked layer by layer like a plurality of layers of cakes.
And the joint of the assembly and the aluminum alloy frame and the joint of the assembly and the junction box are sealed by silica gel.
The application still provides at last the drip irrigation method of desert system water drip irrigation system of utilizing solar energy, the air-blower with outside air drum silica gel heating structure that absorbs water, close the air conduit that silica gel heating structure and condensing equipment communicate that absorbs water, start the small-size driving motor of silica gel heating structure that absorbs water, a plurality of little fans of making by silica gel slowly rotate under the rotation of pivot, little fan of making by silica gel fully contacts with the outside air, silica gel absorbs the steam in the outside air, small-size driving motor continuously operates;
after the set time is up, the communication between the silica gel water absorption heating structure and the air blower is closed, a resistance wire in the heating plate is electrified, the resistance wire generates heat, the temperature sensor displays that the temperature of the heating plate reaches the preset temperature and keeps the preset time, an air conduit communicated between the silica gel water absorption heating structure and the condensing device is opened, the rotating speed of the small driving motor is accelerated, and hot air rich in water vapor is discharged into the condensing device;
starting a refrigerating device, introducing low-temperature air generated by the refrigerating device into a condensing device, fully contacting with hot air to generate condensation, and discharging condensed water from the bottom of the condensing device after the condensation is preset, wherein the condensed water is injected into soil through a tail drip irrigation device.
In the drip irrigation method, the refrigeration step of the refrigeration device is as follows: outside air is vaporized through the evaporator to generate low-pressure steam, the low-pressure steam is compressed through the compressor to be changed into high-pressure steam, the high-pressure steam is liquefied through the condenser to be high-pressure liquid (heat is released in the process), the high-pressure liquid is converted into the low-pressure steam again through the expansion valve, the converted low-pressure steam returns to the evaporator again to be vaporized, the steps are circulated, the refrigeration purpose is achieved, the whole system is in circulating flow operation, and the energy-saving, efficient and full utilization function is achieved.
To sum up, the desert system water drip irrigation system that utilizes solar energy that this application was made satisfies the from production demand to a small amount of moisture, is fit for popularization on a large scale.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "and/or" as used herein is intended to include both the individual components or both.
The term "connected" as used herein may mean either a direct connection between components or an indirect connection between components via other components.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides an utilize desert system water drip irrigation system of solar energy which characterized in that: comprises a silica gel water-absorbing heating structure (1), a refrigerating device (2), an air blower structure (3), a condensing device (4), a tail drip irrigation device (5) and a solar panel (6);
one end of the silica gel water absorption heating structure (1) is connected with the air blower structure (3), and the other end of the silica gel water absorption heating structure is connected with a condensing pipe (41) of the condensing device (4) through an air conduit;
the refrigerating device (2) is connected with a condensing pipe (41) of the condensing device (4) through a gas conduit;
the solar panel (6) is simultaneously electrically connected with the blower structure (3) and the refrigerating device (2), and the solar panel (6) supplies power to the blower structure (3) and the refrigerating device (2);
the tail drip irrigation device (5) is connected with the bottom of the condensing device (4), and condensed water formed by the condensing device (4) is injected into soil through the tail drip irrigation device (5);
the silica gel water absorption heating structure (1) comprises a heat absorption box body, a plurality of heating plates are stacked in the heat absorption box body, a rotating shaft (12) is arranged between every two adjacent heating plates, a plurality of small fans (13) are sleeved on the rotating shaft (12), and the small fans (13) are made of silica gel;
the rotating shaft (12) is fixed with a motor shaft of the small-sized driving motor;
a temperature sensor (11) is arranged on the side wall of the heat absorption box body;
the refrigerating device (2) comprises an evaporator (21), a compressor (22), a condenser (23) and an expansion valve (24), one end of the evaporator (21) is communicated with one end of the compressor (22), the other end of the compressor (22) is connected with one end of the condenser (23), the other end of the condenser (23) is connected with one end of the expansion valve (24), and the other end of the expansion valve (24) is communicated with the other end of the evaporator (21);
the condensing device (4) comprises a condensing pipe (41) and a cylindrical barrel (42), wherein the condensing pipe (41) is a glass pipe, the cylindrical barrel (42) is arranged in a penetrating way, and the glass pipe is spiral;
the cylindrical barrel (42) is of a sealing structure, and the interior of the cylindrical barrel is filled with cooling liquid;
one end of the condensation pipe (41) extending out of the top of the cylindrical barrel (42) is connected with the other end of the silica gel adsorption heating structure and the gas conduit, and one end of the condensation pipe (41) extending out of the bottom of the cylindrical barrel (42) is connected with the tail drip irrigation device (5).
2. The desert water-making drip irrigation system using solar energy as claimed in claim 1, wherein: the heating plate is a copper plate, and a resistance wire is embedded in the copper plate.
3. The desert water-making drip irrigation system using solar energy as claimed in claim 1, wherein: the blower structure (3) comprises a blowing conductor, and a blowing fan is embedded in the blowing conductor;
a middle shaft is fixed in the air blowing conductor, the air blowing fan is sleeved on the middle shaft, a Y-shaped fixing frame is further fixed in the air blowing conductor, a small motor is arranged on the Y-shaped fixing frame in a frame mode, and an electric shaft of the small motor is connected with the middle shaft.
4. The desert water-making drip irrigation system using solar energy as claimed in claim 1, wherein: the tail drip irrigation device (5) comprises a plurality of communicated PVC plastic pipes, three rows and four columns of PVC plastic pipes are arranged, and the joints of the three rows and the four columns are communicated;
the wall of the PVC plastic pipe facing the soil is provided with a plurality of small holes;
the bottom of the condensing device (4) is communicated with a PVC plastic pipe.
5. The desert water-making drip irrigation system using solar energy according to claim 1, characterized in that: the solar panel (6) comprises toughened glass (61), a first EVA (ethylene vinyl acetate) film layer (62), monocrystalline silicon (63), a second EVA film layer (64) and a back panel (65) which are sequentially stacked, all the layers are stacked to form an assembly, an aluminum alloy frame is sleeved outside the assembly, and a junction box (66) is mounted at the bottom of the back panel (65);
the joint of the assembly and the aluminum alloy frame and the joint of the assembly and the junction box (66) are sealed by silica gel.
6. A drip irrigation method based on the desert water production drip irrigation system using solar energy as claimed in any one of claims 1 to 5, characterized in that:
the method comprises the following steps that external air is blown into a silica gel water absorption heating structure (1) by an air blower, an air guide pipe communicated with a condensation device (4) through the silica gel water absorption heating structure (1) is closed, a small driving motor of the silica gel water absorption heating structure (1) is started, a plurality of small fans (13) made of silica gel slowly rotate under the rotation of a rotating shaft (12), the small fans (13) made of silica gel fully contact with the external air, the silica gel absorbs water vapor in the external air, and the small driving motor continuously operates;
after the set time is up, the communication between the silica gel water absorption heating structure (1) and the air blower is closed, a resistance wire in the heating plate is electrified, the resistance wire generates heat, the temperature sensor (11) displays that the temperature of the heating plate reaches the preset temperature and keeps the preset time, an air conduit communicated with the silica gel water absorption heating structure (1) and the condensing device (4) is opened, the rotating speed of the small driving motor is accelerated, and hot air rich in water vapor is discharged into the condensing device (4);
starting the refrigerating device (2), introducing low-temperature air generated by the refrigerating device into the condensing device (4), fully contacting with hot air to generate condensation, and discharging condensed water from the bottom of the condensing device (4) after the condensation is preset, wherein the condensed water is injected into soil through the tail drip irrigation device (5).
7. The drip irrigation method of the desert water production drip irrigation system using the solar energy as claimed in claim 6, wherein: the refrigeration steps of the refrigeration device (2) are as follows: the outside air is vaporized by the evaporator (21) to generate low-pressure steam, the low-pressure steam is compressed by the compressor (22) to be changed into high-pressure steam, the high-pressure steam is liquefied by the condenser (23) to be changed into high-pressure liquid, the high-pressure liquid is converted into low-pressure steam again by the expansion valve (24), the low-pressure steam converted again returns to the evaporator (21) to be vaporized, and the steps are circulated to achieve the refrigeration purpose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111457431.7A CN114097584B (en) | 2021-12-02 | 2021-12-02 | Desert water-making drip irrigation system and method utilizing solar energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111457431.7A CN114097584B (en) | 2021-12-02 | 2021-12-02 | Desert water-making drip irrigation system and method utilizing solar energy |
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| CN101816279A (en) * | 2010-04-05 | 2010-09-01 | 姚福来 | Automatic irrigation device for plants on both sides of road in desert area |
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| CN208306321U (en) * | 2018-05-28 | 2019-01-01 | 江苏秋实汽车空调有限公司 | A kind of changes in temperature integrated car air-conditioning system |
| CN112854367A (en) * | 2021-03-01 | 2021-05-28 | 中国科学院地理科学与资源研究所 | Solar air water taking device with complementary circulating adsorption refrigeration |
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