CN111102133A - Wind-driven heating energy storage device for sunlight greenhouse - Google Patents
Wind-driven heating energy storage device for sunlight greenhouse Download PDFInfo
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- CN111102133A CN111102133A CN201911272792.7A CN201911272792A CN111102133A CN 111102133 A CN111102133 A CN 111102133A CN 201911272792 A CN201911272792 A CN 201911272792A CN 111102133 A CN111102133 A CN 111102133A
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Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/18—Combinations of wind motors with apparatus storing energy storing heat
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
- A01G9/1476—Greenhouse gutters
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/243—Collecting solar energy
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/245—Conduits for heating by means of liquids, e.g. used as frame members or for soil heating
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/247—Watering arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/06—Controlling wind motors the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
-
- 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
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Soil Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Central Heating Systems (AREA)
Abstract
The invention discloses a wind-driven heating energy storage device for a sunlight greenhouse, which comprises a wind-driven heating system, a greenhouse heat storage system, a phase-change heat storage system, an underground heat exchange system and a control system. The fan heats the system and includes: fan blade, transmission shaft, agitator. Greenhouse heat storage system includes: a heat storage fan and a heat exchanger. The phase change heat storage system includes: heat storage pile and heat insulating layer. The underground heat exchange system includes: the heat exchanger, the water collecting header, the water tank, the water pump and the pipeline form a closed loop system. The control system includes: wind power detector, temperature sensor. Wind energy is converted into heat energy through the wind power heating device and stored in the heat storage pile. The temperature sensor monitors the temperature of the greenhouse, and when the temperature in the greenhouse is lower than a set value, the control system controls the circulating water pump to work and the underground heat exchange system to dissipate heat; when the temperature in the greenhouse is higher than a set value, the control system controls the heat storage fan to store heat to the heat storage pile, and the effect of keeping the temperature of the greenhouse constant is achieved.
Description
Technical Field
The invention relates to the field of wind power heating, in particular to a wind power heating energy storage device for a sunlight greenhouse.
Background
The greenhouse has an important position in modern agriculture, and has important values in the aspects of overcoming severe natural climate, maintaining normal growth of crops and the like. Full sunlight shines daytime in warmhouse booth, and the air temperature risees in the canopy, covers through keeping warm night, slows down heat dissipation, maintains air and soil temperature in the canopy for the canopy internal environment temperature is invariable, thereby improves crop quality and output. In the continuous non-lighting weather, in order to maintain the indoor temperature environment in the greenhouse at the temperature environment suitable for the growth of crops, fuel is required to be combusted or electric heating is required to heat the air in the greenhouse, but a large amount of energy is consumed, and the application of the heating facilities increases the operation cost of the greenhouse and causes damage to the environment to a certain extent.
At present, the wind energy heat conversion system mainly comprises a wind turbine and various heating and heat exchange devices, and has a wide application range. The conversion from wind energy to heat energy has the advantages of easy energy storage, high conversion efficiency, wide applicable wind speed range, no environmental pollution and the like, and has good development prospect. In the prior art, the wind energy and heat conversion mode includes direct heat conversion and indirect electric heat conversion. The direct heat conversion mode directly converts mechanical energy of the rotation of the fan into heat energy, and the energy conversion efficiency is high. Nowadays, many new energy of phase change energy storage device in the applied facility agriculture cooperate the use to realize the high-efficient utilization of the energy.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.
Therefore, the technical problem to be solved by the invention is that the air in the greenhouse is heated by traditional fuel combustion or electric heating, but a large amount of energy is consumed, the application of the heating facilities increases the operating cost of the greenhouse and causes damage to the environment to a certain extent, and the waste is caused because the excessive waste heat cannot be stored.
In order to solve the technical problems, the invention provides the following technical scheme: a wind-driven heating energy storage device for a sunlight greenhouse comprises a wind-driven heating system, a fan blade, a transmission shaft and a stirrer, wherein the fan blade is arranged on the transmission shaft; one end of the transmission shaft is connected with the fan blade, and the other end of the transmission shaft is connected with the stirrer; the greenhouse heat storage system comprises a heat storage fan and a first heat exchanger connected with the heat storage fan; the phase change heat storage system comprises a heat insulation layer and a heat storage pile positioned in the heat insulation layer; the underground heat exchange system comprises a second heat exchanger, a pipeline connected with the second heat exchanger, a water collecting header positioned on the pipeline, a water tank connected with the water collecting header in series, and a water pump connected with the water collecting header in series; the underground heat exchange system is a closed loop system consisting of pipelines; and the control system comprises a wind power detector positioned on the wind power heating system and a temperature sensor positioned on the greenhouse heat storage system.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the transmission shaft is located in the phase-change heat storage system, and the stirrer is located at the lower end of the transmission shaft.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the greenhouse heat storage system further comprises a fan bracket, and the fan bracket is located outside the phase change heat storage system.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the heat storage fan is located on the fan bracket and connected with the transmission shaft through the first heat exchanger, and the first heat exchanger is located inside the greenhouse heat storage system.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the temperature heat insulation layer is a closed space, and the heat storage reactor is positioned inside the temperature heat insulation layer.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the pipelines comprise a first pipeline and a second pipeline; the first pipeline is arranged under the soil, the second pipeline is arranged on the ground surface, one side of the second pipeline is connected to the second heat exchanger, and the other side of the second pipeline is connected to the water pump.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the water collecting header is positioned between the water tank and the second heat exchanger and comprises a first water collecting header and a second water collecting header, and the first water collecting header and the second water collecting header are connected through a plurality of first pipelines; the water collecting header is arranged under the soil.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the closed loop formed by the underground heat exchange system is formed by connecting the second heat exchanger, the water collecting header, the water tank and the water pump in series by the pipeline in sequence; the water tank and the water pump are arranged in the greenhouse.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the heat storage pile is made of a phase-change heat storage material.
As a preferred scheme of the wind-driven thermal energy storage device for the sunlight greenhouse disclosed by the invention, the wind-driven thermal energy storage device comprises the following components: the temperature sensor is arranged in the greenhouse, and the wind power detector is arranged on the fan blade.
The invention has the beneficial effects that:
1. the wind energy is effectively utilized in facility agriculture by utilizing the wind power heating device;
2. and the active heat storage device stores the surplus solar energy for recycling, so that the energy utilization rate is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic view of an overall structure of a wind-driven thermal energy storage device of a solar greenhouse according to an embodiment of the invention;
fig. 2 is a block diagram of the overall structure of a wind-driven thermal energy storage device of a solar greenhouse according to an embodiment of the invention;
fig. 3 is a schematic view of an underground heat exchange structure in a wind-driven thermal energy storage device of a solar greenhouse according to an embodiment of the invention;
fig. 4 is a schematic structural view of a greenhouse heat storage system in the wind-induced heat energy storage device of the solar greenhouse according to the embodiment of the invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 2, the present embodiment provides a wind-powered heat energy storage device for a sunlight greenhouse, including a wind-powered heat system 100, a greenhouse heat storage system 200, a phase-change heat storage system 300, an underground heat exchange system 400, and a control system 500.
Specifically, the wind-driven heating system 100 includes a fan blade 101, a transmission shaft 102, and a stirrer 103; one end of the transmission shaft 102 is connected with the fan blade 101, and the other end is connected with the stirrer 103; the fan blades 101 rotate with the wind, the stirrer 103 is driven to rotate through the transmission shaft 102, and when the stirrer 103 rotates in the phase change heat storage system 300, heat can be generated. The greenhouse heat storage system 200 comprises a heat storage fan 201 and a first heat exchanger 202 connected with the heat storage fan 201; the heat accumulation fan 201 is installed in the greenhouse, and the surplus solar energy in the greenhouse is stored in the phase change heat accumulation system 300 through the first heat exchanger 202, and the first heat exchanger 202 can transfer part of the heat of the hot fluid to the cold fluid. The phase change heat storage system 300 comprises a heat insulation layer 301 and a heat storage pile 302 positioned inside the heat insulation layer 301; the phase-change heat storage system 300 wraps the stirrer 103, so that the stirrer 103 can stir therein to generate heat, and the heat storage pile 302 is filled in the heat insulation layer 301 to store heat. Preferably, the raw materials of the heat storage reactor 302 comprise calcium chloride hexahydrate, calcium nitrate tetrahydrate-based materials, nucleating agents and thickening agents, the crystallization supercooling degree of the energy storage materials is low, the crystallization process can be completely crystallized, and the phenomenon of brine separation is avoided.
Further, the underground heat exchange system 400 comprises a second heat exchanger 401, a pipeline 402 connected with the second heat exchanger 401, a water collecting header 403 positioned on the pipeline 402, a water tank 404 connected with the water collecting header 403 in series, and a water pump 405 connected with the water collecting header 403 in series; the underground heat exchange system 400 is a closed loop system comprised of pipes 402; when heat is needed in the greenhouse, the second heat exchanger 401 transfers the heat stored in the greenhouse heat storage system 200 to the greenhouse.
Further, the control system 500 comprises a wind power detector 501 on the wind power heating system 100, and a temperature sensor 502 on the greenhouse heat storage system 200; preferably, the temperature sensor 502 is installed in the greenhouse to monitor the temperature change of the greenhouse in real time. The wind detector 501 is installed outdoors to detect wind force.
Preferably, the lower portion of the transmission shaft 102 is sealed in the phase-change heat storage system 300, and the stirrer 103 is installed at the lower end of the transmission shaft 102, i.e. in the phase-change heat storage system 300. The heat accumulation fan 201 is connected with the transmission shaft 102 through a first heat exchanger 202, and the first heat exchanger 202 is located inside the greenhouse heat accumulation system 200.
Further, a closed loop formed by the underground heat exchange system 400 is formed by connecting a second heat exchanger 401, a water collecting header 403, a water tank 404 and a water pump 405 in series by a pipeline 402 in sequence; a water tank 404 and a water pump 405 are arranged in the greenhouse. The temperature sensor 502 is arranged in the greenhouse and the wind detector 501 is arranged on the fan blade 101.
The working principle of the invention is as follows: the invention utilizes the wind power heating device to convert wind energy into heat energy, and combines the active heat storage device to store the surplus solar energy in the greenhouse in the rear wall heat storage pile, and when the temperature in the greenhouse is reduced, the heat is dissipated into the greenhouse through the underground heat exchange system.
Wherein, wind-force blade 101 rotates with the wind, and transmission shaft 102 drives fan agitator 103 to rotate, through stirring friction heating heat storage pile 302, whole heat storage pile 302 is closely wrapped up by heat preservation insulating layer 301. Wind force detector 501 in control system 400 is used to monitor wind force intensity and thereby control the shutdown and startup of wind heating system 100.
The temperature sensor 502 is installed in the greenhouse to monitor the temperature change of the greenhouse in real time. When the temperature in the greenhouse is higher than a set value, the sensor feeds a signal back to the control system 500, the control system 500 acts on the greenhouse heat storage system 200 to work, the greenhouse heat storage system 200 takes air as a medium, the heat storage fan 201 sends hot air into the heat storage pile 302, the heat storage pile 302 exchanges heat through the first heat exchanger 202 of the heat storage fan 201, and the heat is stored; when the temperature in the greenhouse is lower than a set value, the temperature sensor 502 feeds a signal back to the control system 500, the control system 500 acts on a circulating water pump, namely a water pump 405 to work, the whole underground heat exchange system 400 adopts water circulation and exchanges heat with the heat storage pile 302 through a second heat exchanger 401, heated circulating water enters the water tank 404 through an underground buried pipe, namely a first pipeline 402a, and the two ends of the first pipeline 402a are provided with water collecting headers 403 for shunting. The first pipeline 402a exchanges heat with soil, cooling water enters the water tank 404, the water tank 404 can also be used as an irrigation water storage device, and circulating water returns to the second heat exchanger 401 through the water pump 405 to exchange heat.
According to the invention, wind energy is converted into heat energy through the wind heating system 100, the heat energy is fully utilized to facility agriculture, in the process, the heat storage pile 302 is utilized for heat storage, surplus solar energy in the greenhouse in the daytime is stored, the heat energy is released to the greenhouse through the underground water circulating device at night or in continuous non-illumination weather, the temperature and humidity balance in the greenhouse is maintained, and a good environment is provided for the growth of crops. Not only realizes the high-efficiency utilization of energy, but also improves the crop yield and realizes the income and richness increase.
Example 2
Referring to fig. 3, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the conduit 402 includes a first conduit 402a, and a second conduit 402 b; a plurality of first pipelines 402a are arranged under the soil, second pipelines 402b are arranged on the ground, one side of each second pipeline 402b is connected to the second heat exchanger 401, and the other side of each second pipeline 402b is connected to the water pump 405. Specifically, the water collecting header 403 is located between the water tank 404 and the second heat exchanger 401, the water collecting header 403 includes a first water collecting header 403a and a second water collecting header 403b, and the first water collecting header 403a and the second water collecting header 403b are connected by a plurality of first pipelines 402 a; the water collection header 403 is disposed underground in the soil.
The working principle of the invention is as follows: the invention utilizes the wind power heating device to convert wind energy into heat energy, and combines the active heat storage device to store the surplus solar energy in the greenhouse in the rear wall heat storage pile, and when the temperature in the greenhouse is reduced, the heat is dissipated into the greenhouse through the underground heat exchange system.
Wherein, wind-force blade 101 rotates with the wind, and transmission shaft 102 drives fan agitator 103 to rotate, through stirring friction heating heat storage pile 302, whole heat storage pile 302 is closely wrapped up by heat preservation insulating layer 301. Wind force detector 501 in control system 400 is used to monitor wind force intensity and thereby control the shutdown and startup of wind heating system 100.
The temperature sensor 502 is installed in the greenhouse to monitor the temperature change of the greenhouse in real time. When the temperature in the greenhouse is higher than a set value, the sensor feeds a signal back to the control system 500, the control system 500 acts on the greenhouse heat storage system 200 to work, the greenhouse heat storage system 200 takes air as a medium, the heat storage fan 201 sends hot air into the heat storage pile 302, the heat storage pile 302 exchanges heat through the first heat exchanger 202 of the heat storage fan 201, and the heat is stored; when the temperature in the greenhouse is lower than a set value, the temperature sensor 502 feeds back a signal to the control system 500, the control system 500 acts on a circulating water pump, namely a water pump 405 to work, the whole underground heat exchange system 400 adopts water circulation and exchanges heat with the heat storage pile 302 through the second heat exchanger 401, heated circulating water enters the water tank 404 through an underground buried pipe, namely a first pipeline 402a, the two ends of the first pipeline 402a are provided with water collecting headers 403, the number of the first pipelines 402a is set to be a plurality, and the heat exchange system is only one embodiment with reference to fig. 3 and is not limited to 5 first pipelines 402 a. The first pipeline 402a exchanges heat with soil, cooling water enters the water tank 404, the water tank 404 can also be used as an irrigation water storage device, and circulating water returns to the second heat exchanger 401 through the water pump 405 to exchange heat.
Example 3
Referring to fig. 4, a third embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the greenhouse heat storage system 200 further comprises a fan bracket 203, and the fan bracket 203 is located outside the phase-change heat storage system 300.
Specifically, the fan bracket 203 is arranged above the inside of the greenhouse and is arranged on the periphery of the heat insulation layer 301, and the fan bracket plays a role in fixing the heat storage fan 201 and the temperature sensor.
The working principle of the invention is as follows: the invention utilizes the wind power heating device to convert wind energy into heat energy, and combines the active heat storage device to store the surplus solar energy in the greenhouse in the rear wall heat storage pile, and when the temperature in the greenhouse is reduced, the heat is dissipated into the greenhouse through the underground heat exchange system.
Wherein, wind-force blade 101 rotates with the wind, and transmission shaft 102 drives fan agitator 103 to rotate, through stirring friction heating heat storage pile 302, whole heat storage pile 302 is closely wrapped up by heat preservation insulating layer 301. Wind force detector 501 in control system 400 is used to monitor wind force intensity and thereby control the shutdown and startup of wind heating system 100.
The temperature sensor 502 is installed in the greenhouse to monitor the temperature change of the greenhouse in real time. When the temperature in the greenhouse is higher than a set value, the sensor feeds a signal back to the control system 500, the control system 500 acts on the greenhouse heat storage system 200 to work, the greenhouse heat storage system 200 takes air as a medium, the heat storage fan 201 sends hot air into the heat storage pile 302, the heat storage pile 302 exchanges heat through the first heat exchanger 202 of the heat storage fan 201, and the heat is stored; when the temperature in the greenhouse is lower than a set value, the temperature sensor 502 feeds back a signal to the control system 500, the control system 500 acts on a circulating water pump, namely a water pump 405 to work, the whole underground heat exchange system 400 adopts water circulation and exchanges heat with the heat storage pile 302 through the second heat exchanger 401, heated circulating water enters the water tank 404 through an underground buried pipe, namely a first pipeline 402a, the two ends of the first pipeline 402a are provided with water collecting headers 403, the number of the first pipelines 402a is set to be a plurality, and the heat exchange system is only one embodiment with reference to fig. 3 and is not limited to 5 first pipelines 402 a. The first pipeline 402a exchanges heat with soil, cooling water enters the water tank 404, the water tank 404 can also be used as an irrigation water storage device, and circulating water returns to the second heat exchanger 401 through the water pump 405 to exchange heat.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a sunlight warmhouse booth wind-force heats energy memory which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the wind-driven heating system (100) comprises a fan blade (101), a transmission shaft (102) and a stirrer (103); one end of the transmission shaft (102) is connected to the fan blade (101), and the other end of the transmission shaft is connected to the stirrer (103);
the greenhouse heat storage system (200) comprises a heat storage fan (201) and a first heat exchanger (202) connected with the heat storage fan (201);
the phase change heat storage system (300) comprises a heat insulation layer (301) and a heat storage pile (302) positioned in the heat insulation layer (301);
an underground heat exchange system (400) comprising a second heat exchanger (401), a conduit (402) connected to the second heat exchanger (401), a water collection header (403) on the conduit (402), a water tank (404) in series with the water collection header (403), and a water pump (405) in series with the water collection header (403); the underground heat exchange system (400) is a closed loop system consisting of pipelines (402);
a control system (500) comprising a wind power detector (501) located on the wind powered heating system (100) and a temperature sensor (502) located on the greenhouse heat storage system (200).
2. The wind-driven thermal energy storage device for the solar greenhouse as claimed in claim 1, wherein: the transmission shaft (102) is located in the phase-change heat storage system (300), and the stirrer (103) is located at the lower end of the transmission shaft (102).
3. The wind-driven thermal energy storage device for the solar greenhouse as claimed in claim 1 or 2, wherein: the greenhouse heat storage system (200) further comprises a fan bracket (203), and the fan bracket (203) is located outside the phase change heat storage system (300).
4. The wind-driven thermal energy storage device for the solar greenhouse according to claim 3, wherein: the heat accumulation fan (201) is located on the fan bracket (203), the heat accumulation fan (201) is connected with the transmission shaft (102) through the first heat exchanger (202), and the first heat exchanger (202) is located inside the greenhouse heat accumulation system (200).
5. The wind-driven thermal energy storage device for the solar greenhouse as claimed in claim 4, wherein: the temperature heat insulation layer (301) is a closed space, and the heat storage pile (302) is positioned inside the temperature heat insulation layer (301).
6. The wind-driven thermal energy storage device for the solar greenhouse as claimed in claim 5, wherein: the tubing (402) comprises a first tubing (402a), and a second tubing (402 b); the first pipeline (402a) is arranged in the soil underground, the second pipeline (402b) is arranged on the ground surface, one side of the second pipeline (402b) is connected to the second heat exchanger (401), and the other side of the second pipeline is connected to the water pump (405).
7. The wind-driven thermal energy storage device for the solar greenhouse as claimed in claim 6, wherein: the water collecting header (403) is positioned between the water tank (404) and the second heat exchanger (401), the water collecting header (403) comprises a first water collecting header (403a) and a second water collecting header (403b), and the first water collecting header (403a) and the second water collecting header (403b) are connected through a plurality of first pipelines (402 a); the water collecting header (403) is arranged under the soil.
8. The wind-driven thermal energy storage device for the solar greenhouse according to claim 7, wherein: the closed loop formed by the underground heat exchange system (400) is formed by connecting the second heat exchanger (401), the water collecting header (403), the water tank (404) and the water pump (405) in series through the pipeline (402) in sequence; the water tank (404) and the water pump (405) are arranged in the greenhouse.
9. The wind-driven thermal energy storage device for the solar greenhouse as claimed in any one of claims 1 or 4 to 8, wherein: the heat storage pile (302) is made of a phase-change heat storage material.
10. The wind-driven thermal energy storage device for the solar greenhouse according to claim 9, wherein: the temperature sensor (502) is arranged in the greenhouse, and the wind power detector (501) is arranged on the fan blade (101).
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CN112189491A (en) * | 2020-10-21 | 2021-01-08 | 创璟农业装备集团有限公司 | Energy storage and heat supply irrigation method for greenhouse |
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