CN204466428U - Photovoltaic green-house cooling in summer system - Google Patents
Photovoltaic green-house cooling in summer system Download PDFInfo
- Publication number
- CN204466428U CN204466428U CN201420835859.XU CN201420835859U CN204466428U CN 204466428 U CN204466428 U CN 204466428U CN 201420835859 U CN201420835859 U CN 201420835859U CN 204466428 U CN204466428 U CN 204466428U
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- China
- Prior art keywords
- booth
- wet curtain
- photovoltaic
- cooling
- water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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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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Abstract
The utility model relates to a kind of photovoltaic green-house cooling in summer system, it comprises booth, the outer head clearance of booth is provided with photovoltaic panel and PC sunlight board, photovoltaic panel is connected with photovoltaic generating system, cooling system is provided with in booth, cooling system comprises the wet curtain being arranged on booth length direction two medial surface, wet curtain upper end is connected with water pump by water inlet pipe, water pump is connected with cistern, wet curtain lower end is connected with cistern by drainpipe, wet curtain is made up of some water suction thin slices, and water inlet pipe is provided with filter, and booth inner top length direction medium position is provided with some ventilating fans.By being provided with wet curtain at photovoltaic green-house length direction two medial surface, wet curtain is connected with water route, be provided with ventilating fan at booth inner top length direction medium position, by ventilating fan, the moisture of the wet curtain of both sides evaporated, thus take away heat, reach the object of cooling, on the other hand, the air in booth can be made to form circulation, decrease temperature of shed difference, because wind blows out from top, the growth of the outer plant of canopy can not be affected.
Description
Technical field
The utility model relates to a kind of photovoltaic green-house facility field, specifically a kind of photovoltaic green-house cooling in summer system.
Background technology
Booth cultivates the application in field widely at current agricultural product, and agricultural product are comparatively responsive to the temperature of environment, and temperature difference even directly affects the quantity and quality of agricultural product in canopy.Traditional booth, because space is large, structure simple, can not control the environmental temperature in booth, like this to the condition that the cultivation of agricultural product will not reach.
Along with the development of agricultural science and technology, the application of green house is also more and more extensive, but booth " heat up, be incubated " is the key issue of puzzlement peasant household always.Due to the high temperature in summer, cause the vegetables of many kinds cannot normal growth in 6-September, and apply " the photovoltaic agricultural greenhouse " of photovoltaic module, can be compared to and add a spectrometer on agricultural greenhouse surface, effectively can cut off infrared rays, stop too much heat to enter booth, the excessive temperature in summer and noon booth can be suppressed to rise; Time in the winter time with night, then the light of the infrared band in booth can be stoped to external radiation, avoid the loss of warm indoor heat, and reduce the speed of temperature sank at night, effectively can play the effect of winter and insulation at night.Therefore, traditional farming booth thermal insulation, intensification problem can be solved very well.But be only suitable in the photovoltaic green-house of full shading planting the cloudy plant of happiness, for planting in the photovoltaic green-house of illumination rate more than 30%, half happiness light happiness is warm, partly happiness is cloudy inhales the plant trembled with fear, and just needs the temperature equalization realized by relevant cooling installation, system in photovoltaic green-house.
Notification number CN103843628 A, patent name is " cascade of booth temperature adjustment ", discloses a kind of cascade of booth temperature adjustment, is placed in the inner side of booth wall, drenched by thin slice air-dry, evaporation endothermic by spray equipment again, thus reduces the temperature in booth.Though this technical scheme structure is simple, only in booth, install cascade, can not realize air circulation, the area of the cooling of realization is too little, and the temperature simultaneously in whole canopy is unbalanced, unfavorable to the growth of plant.
Authorization Notice No. is CN 202998947 U, and patent name discloses a kind of edible fungus culturing cascade booth for " a kind of edible fungus culturing cascade booth ", and water curtain window is arranged on canopy body side, and air exhauster is arranged on the opposite side of canopy body.The water temperature of wet curtain blows in canopy by extraneous wind, reduces temperature of shed, and the interchange air in canopy is discharged by the ventilating fan on opposite simultaneously, forms air circulation like this, reduces the temperature difference in canopy to a certain extent.But the shortcoming of this kind of cooling system is, one is for the larger photovoltaic green-house of area, regulate temperature difference DeGrain, two is be positioned at the impact of the plant outside ventilating fan direction due to the hot blast of discharge, its growth will inevitably be affected, not even a blade of grass grows in serious meeting, and therefore this cooling system is comparatively serious to environmental influence.
Utility model content
According to above-mentioned weak point, the purpose of this utility model is to provide a kind of photovoltaic green-house cooling in summer system, by this system, the air in canopy can be made to form circulation, additionally reduce the temperature difference in canopy, not affect the growth of the outer plant of canopy simultaneously.
For achieving the above object, the technical solution of the utility model is: a kind of photovoltaic green-house cooling in summer system, it comprises booth, the outer head clearance of booth is provided with photovoltaic panel and PC sunlight board, described photovoltaic panel is connected with photovoltaic generating system, cooling system is provided with in described booth, described cooling system comprises the wet curtain being arranged on booth length direction two medial surface, wet curtain upper end is connected with water pump by water inlet pipe, described water pump is connected with cistern, described wet curtain lower end is connected with cistern by drainpipe, described wet curtain is made up of some water suction thin slices, described water inlet pipe is provided with filter, described booth inner top length direction centre position is provided with some ventilating fans.
The ventilating fan of this cooling system is arranged on booth inner top length direction medium position, two sides like this on the width curtain that wets can carry out humidification air draught in both sides position, distance reduces by half, windage reduces by half, evaporation of water amount is increased, cooling-down effect is better, reduces canopy temperature further poor simultaneously, is more conducive to plant growth.
Preferably: described ventilating fan is provided with steering spindle.Hot blast discharge direction upwards, can not affect the growth of the outer plant of canopy.
Preferably: described drainpipe and wet curtain contact portion are provided with water distributing pore, by water distributing pore water distribution, the moistening degree of wet curtain can be made even, and water evaporation is even, is also the wet curtain of protection simultaneously, improves the service life of wet curtain.
The beneficial effects of the utility model are: by being provided with wet curtain at photovoltaic green-house length direction two medial surface, and wet curtain is connected with water route, and be provided with some ventilating fans at booth inner top length direction medium position, air intake becomes original half to the distance of air-out, and the moisture evaporation of wet curtain increases, and cooling-down effect is better, reach the object of cooling, on the other hand, hot blast discharge direction upwards, can not affect the growth of the outer plant of canopy.The utility model structure is simple, practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of cooling system of the present utility model.
Fig. 2 is using state figure of the present utility model.
Fig. 3 is principle assumption diagram of the present utility model.
In figure, 1-photovoltaic panel; 2-steering spindle; 3-ventilating fan; 4-PC sunlight board; 5-booth; 6-wets curtain; 7-canopy implants; 8-cistern; 9-water pump; 10-filter.
Embodiment
Below in conjunction with specific embodiment, the utility model is described further.
A kind of photovoltaic green-house cooling in summer system as shown in Figure 1-2, it comprises booth 5, and the outer head clearance of booth 5 is provided with photovoltaic panel 1 and PC sunlight board 4, and described photovoltaic panel 1 is connected with photovoltaic generating system, is provided with cooling system in booth 5.Wherein cooling system comprises wet 6 curtains being arranged on booth 5 length direction two medial surface, wet curtain 6 upper end is connected with water pump 9 by water inlet pipe, water pump 9 is connected with cistern 8, wet curtain 6 lower end is connected with cistern 8 by drainpipe, wet curtain 6 is made up of some water suction thin slices, water inlet pipe is provided with filter 10, and booth 5 inner top width centre position is provided with ventilating fan 3.Ventilating fan 3 is provided with steering spindle 2, and drainpipe and wet curtain 6 contact portion are provided with water distributing pore.Because water distributing pore diameter is less, be generally below 5mm, therefore on water inlet pipe, be provided with filter 10, water distributing pore can be flowed into by the foreign material in anti-sealing, water distributing pore is blocked.
Concrete principle is that water pump 9 installed by cistern 8, water is drawn into water inlet pipe by water pump 9, water inlet pipe water by flow under water distributing pore water suction thin slice on, because whole wet curtain 6 wall communicates with the external world, extraneous wind carries out air-dry evaporation to the water on wet curtain, wet curtain 6 passes through evaporation endothermic, temperature in effective reduction booth, the water that thin slice flows from top to down is collected by the tank below wet curtain, what communicate has drainpipe, the water collected is discharged to cistern 8 li by drainpipe, both forms cooling, and forms water circulation use again.Meanwhile, the air in photovoltaic green-house is discharged by the ventilating fan 3 in ceiling centre position, and like this, hot gas discharged by extraneous wind, wet curtain moisture absorption evaporation, ventilating fan, defines the cooling system in photovoltaic green-house.
During use, open ventilating fan 3 and water pump 9, open the anti-air curtain of booth.
Found by practical application, this system is used summer to lower the temperature, owing to can all arrange wet curtain system in two sides, when not increasing ventilating fan power, wet Curtain area doubles, cooling-down effect can be increased substantially, namely will produce same cooling-down effect, the power of ventilating fan can reduce a lot, because the electrical power of wet curtain air-conditioning is mainly at ventilating fan power, and wet curtain tap water supply, electricity consumption is negligible.Our experimental result is the wet Curtain area doubled, and can reduce by the ventilating fan electricity electrical power of 40%.
Claims (3)
1. a photovoltaic green-house cooling in summer system, it comprises booth (5), booth (5) outer head clearance is provided with photovoltaic panel (1) and PC sunlight board (4), described photovoltaic panel (1) is connected with photovoltaic generating system, it is characterized in that: described booth is provided with cooling system in (5), described cooling system comprises the wet curtain (6) being arranged on booth (5) length direction two medial surface, wet curtain (6) upper end is connected with water pump (9) by water inlet pipe, described water pump (9) is connected with cistern (8), described wet curtain (6) lower end is connected with cistern (8) by drainpipe, described wet curtain (6) is made up of some water suction thin slices, described water inlet pipe is provided with filter (10), described booth (5) inner top length direction centre position is provided with some ventilating fans (3).
2. photovoltaic green-house cooling in summer system according to claim 1, is characterized in that: described ventilating fan (3) is provided with steering spindle (2).
3. photovoltaic green-house cooling in summer system according to claim 1, is characterized in that: described drainpipe and wet curtain (6) contact portion are provided with water distributing pore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420835859.XU CN204466428U (en) | 2014-12-25 | 2014-12-25 | Photovoltaic green-house cooling in summer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420835859.XU CN204466428U (en) | 2014-12-25 | 2014-12-25 | Photovoltaic green-house cooling in summer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204466428U true CN204466428U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420835859.XU Expired - Fee Related CN204466428U (en) | 2014-12-25 | 2014-12-25 | Photovoltaic green-house cooling in summer system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204466428U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105875278A (en) * | 2016-05-06 | 2016-08-24 | 安徽龙王山农业股份有限公司 | Planting greenhouse for garden stuff |
| CN106416826A (en) * | 2016-11-15 | 2017-02-22 | 广东大粤新能源科技股份有限公司 | Photovoltaic building integrated planting green house with spraying device |
| CN107743805A (en) * | 2017-12-11 | 2018-03-02 | 济南乡村绿洲农业科技开发有限公司 | A kind of novel greenhouse flowers humidifying device |
| CN109681994A (en) * | 2019-01-08 | 2019-04-26 | 浙江大学 | A kind of scientific research wetting shade in greenhouse cooling device and control method |
| CN116267347A (en) * | 2023-03-17 | 2023-06-23 | 常德市农林科学研究院 | Summer cooling method for facility greenhouse |
-
2014
- 2014-12-25 CN CN201420835859.XU patent/CN204466428U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105875278A (en) * | 2016-05-06 | 2016-08-24 | 安徽龙王山农业股份有限公司 | Planting greenhouse for garden stuff |
| CN106416826A (en) * | 2016-11-15 | 2017-02-22 | 广东大粤新能源科技股份有限公司 | Photovoltaic building integrated planting green house with spraying device |
| CN107743805A (en) * | 2017-12-11 | 2018-03-02 | 济南乡村绿洲农业科技开发有限公司 | A kind of novel greenhouse flowers humidifying device |
| CN109681994A (en) * | 2019-01-08 | 2019-04-26 | 浙江大学 | A kind of scientific research wetting shade in greenhouse cooling device and control method |
| CN109681994B (en) * | 2019-01-08 | 2024-02-06 | 浙江大学 | Scientific greenhouse wet curtain cooling device and control method |
| CN116267347A (en) * | 2023-03-17 | 2023-06-23 | 常德市农林科学研究院 | Summer cooling method for facility greenhouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20201225 |