CN203523443U - Photovoltaic solar energy shutters - Google Patents
Photovoltaic solar energy shutters Download PDFInfo
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- CN203523443U CN203523443U CN201320630467.5U CN201320630467U CN203523443U CN 203523443 U CN203523443 U CN 203523443U CN 201320630467 U CN201320630467 U CN 201320630467U CN 203523443 U CN203523443 U CN 203523443U
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- plate
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- photovoltaic
- thermal
- heat exchanger
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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 belongs to the technical field of solar utilization, and particularly relates to photovoltaic solar energy shutters. The photovoltaic solar energy shutters comprise a window frame and photoelectric photo-thermal sheets, rotating shafts are transversely arranged in the photoelectric photo-thermal sheets, the photoelectric photo-thermal sheets are arranged on the window frame through the rotating shafts, and the photoelectric photo-thermal sheets are parallel to one other. The photovoltaic solar energy shutters can adjust opening and closing of the shutters and inclination angles of the photoelectric photo-thermal sheets in the shutters, can achieve multiple functions of power generation, heating, heat insulation and the like while achieving light transmitting and ventilation. Heat exchanging plates of the photoelectric photo-thermal sheets can absorb heat energy absorbed by a photoelectric plate, heat of the photoelectric plate is transmitted to a heat storage device to be stored, the heat energy is fully stored and utilized, temperature of the photoelectric plate is further reduced, the photoelectric conversion rate of the photoelectric plate is ensured, and the utilization rate of the solar energy is improved. When large area of accumulated snow appears at the top of a greenhouse in winter, the heat energy in the heat storage device is returned to the heat exchange tube through a heat storage medium, and the accumulated snow is heated to be melted, so that the hidden danger of greenhouse collapse is eliminated.
Description
Technical field
The utility model relates to a kind of photovoltaic solar shutter, belongs to technical field of solar utilization technique.
Background technology
Greenhouse is the facility of a kind of cultivated plant, utilize natural daylight to realize the daylighting of plant and produce certain heat, booth mainly plays the effect of the required temperature of crop growth in windproof and assurance canopy, especially be applied in colder area, the north, existing booth is owing to self can not guaranteeing the growth demand temperature of plant, often needing additionally to supplement heat energy (for example adopts and burns coal, the modes such as heating installation heating improve temperature of shed), required energy is very large, at present, along with science and technology advance by leaps and bounds and scientific research personnel to solar energy this renewable resources utilization and exploitation, people start to attempt solar electrical energy generation to be applied in greenhouse, but in application process, also there are at present a lot of problems:
One, the existing mode that adopts photoelectric conversion more, at booth outer surface, electro-optical package is set, by electro-optical package, the light energy conversion of sunshine is become to electric energy, although like this luminous energy is made full use of, if but be all arranged to electro-optical package, will cause sunlight in booth to enter not go, lack the required light of plant growth, and reduced the temperature of booth, in order to address this problem, some booth adopts the form of electro-optical package and glass plate cross-distribution, when bringing so again the inadequate problem of light-use, attend to one thing and lose sight of another, can not be satisfactory to both parties;
When two, solar irradiation is on electro-optical package, luminous energy can be changed into electric energy by electro-optical package, heat energy is absorbed by electro-optical package, self temperature of electro-optical package is raise, cause the optoelectronic transformation efficiency of electro-optical package to reduce, optoelectronic transformation efficiency is 4%～16% conventionally, causes the waste of luminous energy, heat energy in sunshine has also been wasted, solar energy utilization ratio is low simultaneously.
Except above-mentioned points, when snowing winter, booth top accumulated snow, all can cause a lot of booths to collapse because snow large area overstocks every year, to peasant, causes damage, and this problem is not well solved so far yet.
Utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: provide a kind of rational in infrastructure, can automatically regulate according to actual environment the photovoltaic solar shutter of generating and heating and light and airing.
Photovoltaic solar shutter described in the utility model, comprises window frame and photovoltaic/thermal plate, and photovoltaic/thermal plate inner transverse arranges a rotating shaft and is arranged on window frame by rotating shaft, and each photovoltaic/thermal plate is parallel to each other.
This photovoltaic solar shutter in use, can determine according to the required light of plant growth and temperature the folding angle of shutter:
When the required temperature of plant growth and outer atmospheric temperature have big difference, photovoltaic solar shutter need to be closed, now, although natural daylight cannot enter booth inside, but the electric energy that photoelectric conversion can be obtained is supplied with the plant growth lamp in booth, guarantees plant normal growth;
When the required temperature of plant growth is close with outer atmospheric temperature, canopy temperature does not change with ambient atmosphere substantially, now, need to open photovoltaic solar shutter, can realize photoelectric conversion by electro-optical package, can make again to enter booth the gap of natural daylight between each photovoltaic/thermal plate, keep booth iuuminting to ventilate, kill two birds with one stone.The angle of inclination of photovoltaic/thermal plate can regulate flexibly according to sunshine direction and intensity of sunshine, easy to operate.
Like this, both guarantee illumination, guaranteed again temperature, can meet throughout the year the demand of booth implants growth.
Above-mentioned photovoltaic/thermal plate comprises upper and lower electro-optical package and the heat exchanger plate connecting in turn, and heat exchanger plate comprises heat exchanger tube, heat-conducting plate and warming plate, and the upper surface of heat-conducting plate is provided with groove, is furnished with heat exchanger tube in groove, and warming plate is positioned at heat-conducting plate below.The reasonable in design of photovoltaic/thermal plate is ingenious, and can make full use of solar energy, and specific works principle is as follows:
When solar irradiation is on the electro-optical package of photovoltaic/thermal plate, light energy conversion wherein becomes electric energy, heat energy is absorbed by electro-optical package and is delivered on heat exchanger plate, by heat exchanger tube, heat delivery is stored in regenerative apparatus, heat energy in solar energy is fully stored to utilization, improved the availability to solar thermal energy; Reduce the temperature of electro-optical package simultaneously, guaranteed its optoelectronic transformation efficiency, improved the availability to solar energy.
In photovoltaic/thermal plate:
One end of heat exchanger plate has a wedge-shaped slot, and the other end has wedge shape platform, and in two adjacent photovoltaic/thermal plates, the wedge-shaped slot of the photovoltaic/thermal plate of top is mutually corresponding with the wedge shape platform position of the photovoltaic/thermal plate of below.While closing photovoltaic solar shutter, the wedge shape platform of below photovoltaic/thermal plate can snap in the wedge-shaped slot of top photovoltaic/thermal plate, thereby make the superimposed sealing of adjacent light electro-optic-thermal plate, even sleety weather, do not have sleet and infiltrate yet, therefore, the utility model also directly frame at the top of building, some are connected to form roof, thereby reduce building cost.
Thermal isolation film is pasted in heat exchanger plate bottom, by thermal isolation film, play the effect of heat-insulation and heat-preservation, prevent heat loss, make the heat that heat-conducting plate transmits by heat exchanger tube, be absorbed and shift to greatest extent, improve heat utilization rate, wherein, thermal isolation film can adopt absorption film, also can adopt reflectance coating, reflectance coating plays double action in the utility model, on the one hand, play heat-blocking action, prevent that the heat in heat exchanger tube from outwards distributing, on the other hand, the light that the external world can be received reflects, the electro-optical package of the Guang Beiqi lower floor photovoltaic/thermal plate being reflected absorbs, carry out photoelectric conversion, improve the availability of luminous energy.
Heat-conducting plate in heat exchanger plate can adopt metallic plate, sheet material as good in thermal conductivity factors such as aluminium sheet, copper coins, and heat conduction velocity is fast, good heat conductivity.
Warming plate adopts polystyrene foam plate, polyurethane thermal insulation board or the good material of other thermal and insulating performances, for preventing heat loss, improves the availability of heat energy.
The version of heat exchanger tube is various, can adopt straight tube, coil pipe or other forms, when there is large area accumulated snow in booth in winter top, heat exchanger tube can also play another effect, that is: the heat in regenerative apparatus is back in the heat exchanger tube of heat exchanger plate by heat storage medium, make the accumulated snow thawing of being heated, thereby eliminate the hidden danger that booth collapses.
The beneficial effect that the utility model compared with prior art had is:
This photovoltaic solar shutter is reasonable, during application, can to the angle of inclination of photovoltaic/thermal plate in the open and close of shutter and shutter, regulate according to actual environment, in light and airing, can realize the several functions such as generating, heat-obtaining, insulation; Photovoltaic/thermal sheet structure is simple, reasonable in design, heat absorption electro-optical package being absorbed by heat exchanger plate, on the one hand, the heat delivery of electro-optical package is stored in regenerative apparatus, the heat energy being about in solar energy fully stores utilization, on the other hand, has reduced the temperature of electro-optical package, guarantee its optoelectronic transformation efficiency, thereby improved the availability of solar energy; Warming plate in heat exchanger plate and thermal isolation film are used for preventing heat loss, improve the availability of heat energy in solar energy; When large area accumulated snow appears in booth in winter top, the heat in regenerative apparatus can be back in heat exchanger tube by heat storage medium, make the accumulated snow thawing of being heated, thereby eliminate the hidden danger that booth collapses.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of photovoltaic/thermal plate in the utility model;
Fig. 3 is application state figure of the present utility model.
In figure: 1, window frame; 2, photovoltaic/thermal plate; 3, rotating shaft; 4, electro-optical package; 5, heat-conducting plate; 6, warming plate; 7, heat exchanger tube; 8, thermal isolation film; 9, wedge shape platform; 10, wedge-shaped slot.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
As shown in Figure 1, 2, this photovoltaic solar shutter comprises window frame 1 and photovoltaic/thermal plate 2, and photovoltaic/thermal plate 2 inner transverse arrange a rotating shaft 3 and are arranged on window frame 1 by rotating shaft 3, and each photovoltaic/thermal plate 2 is parallel to each other.
This photovoltaic solar shutter in use, can determine according to the required light of plant growth and temperature the folding angle of shutter:
When the required temperature of plant growth and outer atmospheric temperature have big difference, photovoltaic solar shutter need to be closed, now, although natural daylight cannot enter booth inside, but the electric energy that photoelectric conversion can be obtained is supplied with the plant growth lamp in booth, guarantees plant normal growth;
When the required temperature of plant growth is close with outer atmospheric temperature, canopy temperature does not change with ambient atmosphere substantially, now, need to open photovoltaic solar shutter, can realize photoelectric conversion by electro-optical package 4, can make again to enter booth the gap of natural daylight between each photovoltaic/thermal plate 2, keep booth iuuminting to ventilate, kill two birds with one stone.The angle of inclination of photovoltaic/thermal plate 2 can regulate flexibly according to sunshine direction and intensity of sunshine, easy to operate.
Like this, both guarantee illumination, guaranteed again temperature, can meet throughout the year the demand of booth implants growth.
Above-mentioned photovoltaic/thermal plate 2 comprises upper and lower electro-optical package 4 and the heat exchanger plate connecting in turn, heat exchanger plate comprises heat exchanger tube 7, heat-conducting plate 5 and warming plate 6, the upper surface of heat-conducting plate 5 is provided with groove, is furnished with heat exchanger tube 7 in groove, and warming plate 6 is positioned at heat-conducting plate 5 belows.Wherein, electro-optical package 4 and heat exchanger plate can stick with glue knot, also can connect with securing members such as bolts.The reasonable in design of photovoltaic/thermal plate 2 is ingenious, and can make full use of solar energy, and specific works principle is as follows:
In the time of on the electro-optical package 4 of solar irradiation at photovoltaic/thermal plate 2, light energy conversion wherein becomes electric energy, heat energy is absorbed by electro-optical package 4 and is delivered on heat exchanger plate, by heat exchanger tube 7, heat delivery is stored in regenerative apparatus, heat energy in solar energy is fully stored to utilization, improved the availability to solar thermal energy; The temperature that has simultaneously reduced electro-optical package 4, has guaranteed its optoelectronic transformation efficiency, has improved the availability to solar energy.
In photovoltaic/thermal plate 2:
One end of heat exchanger plate has a wedge-shaped slot 10, and the other end has wedge shape platform 9, and in two adjacent photovoltaic/thermal plates 2, the wedge-shaped slot 10 of the photovoltaic/thermal plate of top is mutually corresponding with wedge shape platform 9 positions of the photovoltaic/thermal plate of below.While closing photovoltaic solar shutter, the wedge shape platform 9 of below photovoltaic/thermal plate can snap in the wedge-shaped slot 10 of top photovoltaic/thermal plate, thereby make the 2 superimposed sealings of adjacent light electro-optic-thermal plate, even sleety weather, do not have sleet and infiltrate yet, therefore, the utility model also directly frame at the top of building, some are connected to form roof (as shown in Figure 3), thereby reduce building cost.By adopting lozenges, can make sealing area increase, thereby strengthen sealing effectiveness.During application, wedge-shaped slot 10 front ends can design a plane (as shown in Figure 2), are convenient to adjacent light electro-optic-thermal plate superimposed.
Heat-conducting plate 5 in heat exchanger plate can adopt metallic plate, sheet material as good in thermal conductivity factors such as aluminium sheet, copper coins, and heat conduction velocity is fast, good heat conductivity.
The version of heat exchanger tube 7 is various, can adopt straight tube, coil pipe or other forms, when there is large area accumulated snow in booth in winter top, heat exchanger tube 7 can also play another effect, that is: the heat in regenerative apparatus is back in the heat exchanger tube 7 of heat exchanger plate by heat storage medium, make the accumulated snow thawing of being heated, thereby eliminate the hidden danger that booth collapses.
Claims (9)
1. a photovoltaic solar shutter, it is characterized in that: comprise window frame (1) and photovoltaic/thermal plate (2), photovoltaic/thermal plate (2) inner transverse arranges a rotating shaft (3) and is arranged on window frame (1) by rotating shaft (3) upper, and each photovoltaic/thermal plate (2) is parallel to each other.
2. photovoltaic solar shutter according to claim 1, it is characterized in that: described photovoltaic/thermal plate (2) comprises upper and lower electro-optical package (4) and the heat exchanger plate connecting in turn, heat exchanger plate comprises heat exchanger tube (7), heat-conducting plate (5) and warming plate (6), the upper surface of heat-conducting plate (5) is provided with groove, in groove, be furnished with heat exchanger tube (7), warming plate (6) is positioned at heat-conducting plate (5) below.
3. photovoltaic solar shutter according to claim 2, it is characterized in that: one end of described heat exchanger plate has a wedge-shaped slot (10), the other end has wedge shape platform (9), in two adjacent photovoltaic/thermal plates (2), the wedge-shaped slot (10) of the photovoltaic/thermal plate of top is mutually corresponding with wedge shape platform (9) position of the photovoltaic/thermal plate of below.
4. according to the photovoltaic solar shutter described in claim 2 or 3, it is characterized in that: thermal isolation film (8) is pasted in described heat exchanger plate bottom.
5. photovoltaic solar shutter according to claim 4, is characterized in that: described thermal isolation film (8) adopts reflectance coating.
6. photovoltaic solar shutter according to claim 4, is characterized in that: described thermal isolation film (8) adopts absorption film.
7. according to the photovoltaic solar shutter described in claim 2 or 3, it is characterized in that: described heat-conducting plate (5) adopts metallic plate.
8. according to the photovoltaic solar shutter described in claim 2 or 3, it is characterized in that: described warming plate (6) adopts polystyrene foam plate or polyurethane thermal insulation board (6).
9. according to the photovoltaic solar shutter described in claim 2 or 3, it is characterized in that: described heat exchanger tube (7) adopts straight tube or coil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320630467.5U CN203523443U (en) | 2013-10-12 | 2013-10-12 | Photovoltaic solar energy shutters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320630467.5U CN203523443U (en) | 2013-10-12 | 2013-10-12 | Photovoltaic solar energy shutters |
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| Publication Number | Publication Date |
|---|---|
| CN203523443U true CN203523443U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320630467.5U Expired - Fee Related CN203523443U (en) | 2013-10-12 | 2013-10-12 | Photovoltaic solar energy shutters |
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| Country | Link |
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| CN (1) | CN203523443U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103518566A (en) * | 2013-10-12 | 2014-01-22 | 鲁宏 | Photovoltaic solar louver |
| CN113016397A (en) * | 2021-01-31 | 2021-06-25 | 上海磬采电力科技开发有限公司 | Compound thermal-insulated type plant breeding device |
-
2013
- 2013-10-12 CN CN201320630467.5U patent/CN203523443U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103518566A (en) * | 2013-10-12 | 2014-01-22 | 鲁宏 | Photovoltaic solar louver |
| CN113016397A (en) * | 2021-01-31 | 2021-06-25 | 上海磬采电力科技开发有限公司 | Compound thermal-insulated type plant breeding device |
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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 |
Granted publication date: 20140409 Termination date: 20181012 |
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| CF01 | Termination of patent right due to non-payment of annual fee |