CN206314302U - Agricultural greenhouse refractive divides concentration photovoltaic system and agricultural greenhouse - Google Patents
Agricultural greenhouse refractive divides concentration photovoltaic system and agricultural greenhouse Download PDFInfo
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- CN206314302U CN206314302U CN201621187423.XU CN201621187423U CN206314302U CN 206314302 U CN206314302 U CN 206314302U CN 201621187423 U CN201621187423 U CN 201621187423U CN 206314302 U CN206314302 U CN 206314302U
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- greenhouse
- frequency divider
- agricultural greenhouse
- refractive
- condensing unit
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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
Abstract
The utility model is related to application of solar, and in particular to a kind of agricultural greenhouse refractive frequency dividing concentration photovoltaic system and a kind of agricultural greenhouse with said system, the system include：Beam condensing unit, frequency divider and photovoltaic devices.Agricultural greenhouse refractive frequency dividing concentration photovoltaic system of the present utility model is applied to agricultural greenhouse, its photovoltaic devices is not located at greenhouse ceiling but inside greenhouse, beam condensing unit is refractive and is located at greenhouse ceiling, optically focused also has been carried out to sunshine while lighting efficiency is high, the area of required photovoltaic device is substantially reduced, effectively lifting solar power generation amount；Frequency divider will be seen that the blue light and reflection to red light in light in system of the present utility model, be conducive to provide the photosynthetic efficiency of plant；System of the present utility model also has advantage simple in construction, with low cost, meanwhile, solar energy is comprehensively utilized, is economized the land resource, yield and efficiency is improved.
Description
Technical field
The utility model is related to application of solar, and in particular to a kind of agricultural greenhouse refractive divides optically focused light
Volt system and a kind of agricultural greenhouse with said system.
Background technology
The installment agriculture growth gross area of current China has reached the first in the world, and the appearance of warmhouse booth causes people
Almost can at all seasons in can have fresh vegetables and melon and fruit, be very easy to the dietetic life of people.Closely
Over year under the positive positive popularization of the departments such as various regions agricultural machinery, China's industrialized agriculture achieves fast development, economic results in society
Significantly.
On the other hand, the features such as photovoltaic industry has renewable, sufficient, safe and clean, input is largely provided in succession for various countries
Gold, has put into effect various policies and has been supported, current photovoltaic solar industry has been in the fast traffic lane of development, shown yield not
Disconnected lifting, the continuous decline of unit price.In this context, agriculture photovoltaic green-house arises at the historic moment.But current photovoltaic is deposited
In the low problem of the comprehensive utilization ratio of solar energy, the spectrum for being mainly manifested in solar energy is utilized on not science, greenhouse
The special daylighting of photovoltaic panel, all wave bands are all used for generating electricity, and illumination can not be then shone in the greenhouse under photovoltaic panel.
In consideration of it, overcoming above defect of the prior art, there is provided a kind of new frequency dividing optically focused suitable for agricultural greenhouse
Photovoltaic system turns into this area technical problem urgently to be resolved hurrily.
The content of the invention
The purpose of this utility model is that the drawbacks described above for being directed to prior art is divided there is provided a kind of agricultural greenhouse refractive
Concentration photovoltaic system.
The purpose of this utility model can be realized by following technical measures：
A kind of agricultural greenhouse refractive divides concentration photovoltaic system, and the system includes：
Located at the beam condensing unit of greenhouse ceiling, it includes Cylinder Refraction mirror, and the cross sectional shape of the Cylinder Refraction mirror is in throwing
Thing is linear, arc or compound parabolic；
Frequency divider located at greenhouse inner space and on the spot position of the beam condensing unit；With
Located at photovoltaic devices of the frequency divider away from beam condensing unit side, it includes the photovoltaic electric set close to frequency divider
Pond component layer and the support member for supporting the photovoltaic cell component layer；
The sunshine being incident on the beam condensing unit is converged on the frequency divider through superrefraction, the frequency divider
It is feux rouges, blue light and other visible rays by the visible ray frequency dividing in the sunshine, feux rouges and blue light are divided device and reflexed to
Greenhouse inner space, the frequency divider is converted other radiation of visible light to the photovoltaic cell layer by the photovoltaic cell layer
For electric energy.
Wherein, the frequency divider is the frequency dividing minute surface being made up of spectrum frequency divider continuously or discontinuously.
Wherein, the curved refractive mirror of the beam condensing unit is Fresnel Lenses.
Wherein, the beam condensing unit includes：
The supporting frame being arranged in by multiple shaped form support frames along beam condensing unit length direction；With
Multiple strips refraction mirror unit on supporting frame, multiple strips reflect mirror unit along shaped form support frame
Curve matching formed curved refractive mirror；
Wherein, the shaped form support frame parabolically shape, arc or compound parabolic.
Wherein, the one side of the frequency divider towards beam condensing unit is provided with the filter coating for being used for reflecting blue light and/or feux rouges.
Wherein, the section of the support member is triangular in shape.
The utility model additionally provides a kind of agricultural greenhouse, including：Agricultural greenhouse main body and located at the agricultural greenhouse master
Above-mentioned refractive frequency dividing concentration photovoltaic system on body；
Agricultural greenhouse main body includes：Vertical plane that growing surface, the first end from the growing surface are extended vertically upwards and from
The top of the vertical plane extends to the greenhouse ceiling at the second end of growing surface；
Refractive frequency dividing concentration photovoltaic system includes：Located at the beam condensing unit of greenhouse ceiling, it includes Cylinder Refraction mirror, institute
The cross sectional shape of Cylinder Refraction mirror parabolically shape, arc or compound parabolic are stated, the spot position of the beam condensing unit is leaned on
The intersection of nearly agricultural greenhouse growing surface and vertical plane；Located at greenhouse inner space and positioned at the spot position of the beam condensing unit
On frequency divider；With located at photovoltaic devices of the frequency divider away from beam condensing unit side, it includes setting close to frequency divider
Photovoltaic cell component layer and support member for supporting photovoltaic cell component layer；Wherein, it is incident to the beam condensing unit
On sunshine converged to through superrefraction on the frequency divider, the frequency divider by the sunshine visible ray divide
For feux rouges, blue light and other visible rays, feux rouges and blue light are divided device and reflex to greenhouse inner space, and the frequency divider will
Other radiation of visible light are converted into electric energy to the photovoltaic cell layer by the photovoltaic cell layer.
Agricultural greenhouse refractive frequency dividing concentration photovoltaic system of the present utility model is applied to agricultural greenhouse, and its photovoltaic devices does not have
It is arranged on greenhouse ceiling but inside greenhouse, beam condensing unit is refractive and is located at greenhouse ceiling, and lighting efficiency is high
Optically focused is also carried out to sunshine simultaneously, the area of required photovoltaic device is substantially reduced, and effectively lifts solar energy
Generated energy；Frequency divider will be seen that the blue light and reflection to red light in light in system of the present utility model, be conducive to provide plant
Photosynthetic efficiency；System of the present utility model also has advantage simple in construction, with low cost, meanwhile, comprehensively utilize the sun
Luminous energy, economizes the land resource, and improves yield and efficiency.
Brief description of the drawings
Fig. 1 is the structural representation that agricultural greenhouse refractive of the present utility model divides concentration photovoltaic system.
Fig. 2 is the sectional view that agricultural greenhouse refractive of the present utility model divides concentration photovoltaic system.
Fig. 3 is the structural representation of the beam condensing unit of refractive frequency dividing concentration photovoltaic system of the present utility model.
Fig. 4 is the structural representation of agricultural greenhouse of the present utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with the accompanying drawings and specifically
Embodiment is described in further detail to the utility model.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
Hereinafter, refer to the attached drawing is more fully understood to many aspects of the present utility model.Part in accompanying drawing may not
It is drawn to scale.Alternatively, it is preferred that emphasis is clearly demonstrate part of the present utility model.In addition, in the accompanying drawings some regard
In figure, identical reference indicates corresponding part.
Word " exemplary " as used herein or " illustrative " expression are used as example, example or explanation.Retouch herein
Any embodiment stated as " exemplary " or " illustrative ", which is not necessarily to be construed as, to be preferred relative to other embodiment or has
Profit.All embodiments described below be illustrative embodiments be there is provided these illustrative embodiments in order that
Those skilled in the art make and using embodiment of the disclosure and expection be not intended to limit the scope of the present disclosure, the disclosure
Scope is defined by the claims.In other embodiments, well known feature and method is describe in detail to obscure this
Utility model.For purpose described herein, term " on ", " under ", "left", "right", "front", "rear", " vertical ", " level " and
Its derivative words will be relevant with the utility model that such as Fig. 1 is oriented.Moreover, have no intent to by technical field above, background technology,
Any theoretical limitation expressed or implied provided in the content of the invention or detailed description below.It should also be clear that being shown in the drawings
It is that the utility model limited in the following claims is conceived with the specific device and process described in discussion below book
Simple examples embodiment.Therefore, the specific size related to presently disclosed embodiment and other physical features should not be by
It is construed as limiting, unless claims are separately clearly stated.
Refer to shown in Fig. 1 to Fig. 2, the agricultural greenhouse refractive frequency dividing concentration photovoltaic system of the present embodiment includes：Optically focused
Device, frequency divider 20 and photovoltaic devices, wherein, beam condensing unit is located at greenhouse ceiling, and beam condensing unit includes Cylinder Refraction mirror
101, the cross sectional shape of the Cylinder Refraction mirror 101 parabolically shape, arc or compound parabolic.
Wherein, frequency divider 20 is located at greenhouse inner space and on the spot position of beam condensing unit, frequency divider 20
The tabular being inclined to set, refraction of the frequency divider 20 based on optical thin film or optical element, interference or diffraction and produce spectrum
Light splitting/division function, described optical thin film or optical element includes but is not limited to：Thin Film Filter/film, high index of refraction n1 with
Low-refraction n2 dielectric layers material or the mutual folded array of metal-dielectric layer material, or refractive index is with gradient thickness
Dielectric layer material；Holographic grating；Diffractive micro-optical element.Frequency divider 20 is used to divide the visible ray in the sunshine
For feux rouges, blue light and other visible rays, feux rouges and blue light are divided device 20 and reflex to greenhouse inner space, and frequency divider 20 will
Other radiation of visible light are to being converted into electric energy on photovoltaic devices.In a preferred embodiment, frequency divider 20 is towards poly-
The one side of electro-optical device is provided with the filter coating 201 for being used for reflecting blue light and/or feux rouges, and frequency divider 20 receives the optically focused of beam condensing unit
Light beam, is coated with the light beam of the side reflecting part wave band of filter coating 201, due to the light of different wave length on frequency divider 20
Line is different, the light that photosynthesis of plant needs, the indigo plant that wavelength is about 400-500nm for the influence of photosynthesis of plant
The red light that coloured light line and wavelength are about 610-720nm contributes maximum for photosynthesis, therefore, the filter coating of selection
201 reflections are feux rouges and blue light needed for plant growth.The opposite side of frequency divider 20 is correspondingly arranged on photovoltaic devices, realizes
Generate electricity.In another preferred embodiment, frequency divider 20 is the frequency dividing being made up of spectrum frequency divider continuously or discontinuously
Minute surface.
Photovoltaic devices are located at side of the frequency divider 20 away from beam condensing unit, and photovoltaic devices include setting close to frequency divider 20
The photovoltaic cell component layer 301 put and the support member 302 for supporting the photovoltaic cell component layer 301.Photovoltaic cell component
Layer 301 can be on frequency divider 20, can also be with the interval setting of frequency divider 20；Photovoltaic cell component layer 301, which is located at, to be divided
When on frequency device 20, in order to heat-insulated, vacuum layer or heat-sink shell can be set between.Support member 302 plays a supportive role really
Protect photovoltaic cell component layer 301 to be obliquely installed, in a preferred embodiment, support member 302 is along whole frequency divider 20
Length direction extension and its section is triangular in shape；In another preferred embodiment, the quantity of support member 302 is two, point
Not She Yu photovoltaic cell component layer 301 length direction two ends.Photovoltaic cell component layer 301 can use but be not limited to single multi- crystalline substance
Silicon film solar batteries component.
Above-mentioned agricultural greenhouse refractive frequency dividing concentration photovoltaic system passes through the sunshine being incident on the beam condensing unit
Superrefraction is converged on the frequency divider 20, the frequency divider 20 by the sunshine visible ray frequency dividing for feux rouges,
Blue light and other visible rays, feux rouges and blue light are divided device 20 and reflex to greenhouse inner space, the frequency divider 20 by its
Its radiation of visible light is converted into electric energy to the photovoltaic cell layer 301 by the photovoltaic cell layer 301.Above-mentioned agricultural greenhouse folding
Emitting frequency dividing concentration photovoltaic system can take into account photovoltaic generation and greenhouse gardening dual-use function, by photovoltaic generation and optically filtering work(
It can combine, the advantage divided with solar energy generating efficiency height, through spectrum, due to using light condensing technology, the required sun
Energy photovoltaic module area is substantially reduced, effectively lifting solar power generation amount.
Beam condensing unit uses cylinder form, and because overall cylinder process technology is difficult, cost is big, therefore is considered as being spliced into
Linear focus condensing cylindrical, using plastics projection-type solar-energy light collector, beam condensing unit structure uses cylinder line close-burning structure, is
Cost is reduced, convenient to install, cylinder line Jiao is referred to shown in Fig. 3 using the linear focus condenser mirror being spliced into, is used as one
Preferred embodiment, beam condensing unit includes：Multiple strip refraction mirror units 1011 and supporting frame, supporting frame is by multiple curves
Shape support frame 1021 is located on supporting frame along beam condensing unit length direction arrangement form, multiple strip refraction mirror units 1011,
Curve matching of multiple strip refraction mirror units 1011 along shaped form support frame 1021 forms curved refractive mirror 101, wherein, institute
State shaped form support frame parabolically shape, arc or compound parabolic.In another preferred embodiment, if greenhouse
Ceiling shape is similar with supporting frame, then need not provide support frame 21, and multiple strip refraction mirror units 1011 can be directly arranged in
On the support of the ceiling of agricultural greenhouse.
The curved refractive mirror 101 of beam condensing unit is Fresnel Lenses, and beam condensing unit is using Fresnel minute surface refraction condensation
Method improves the power output of unit area solar cell, overcomes the dispersiveness of solar energy to a certain extent.
Refer to shown in Fig. 1 and Fig. 4, the utility model embodiment provides a kind of agricultural greenhouse, including：Agricultural greenhouse master
Body and the above-mentioned refractive frequency dividing concentration photovoltaic system in the agricultural greenhouse main body；
Agricultural greenhouse main body includes：Growing surface 401, the first end 4011 from the growing surface 401 are extended vertically upwards
Vertical plane 402 and extended to from the top 4021 of the vertical plane 402 growing surface the second end 4012 greenhouse ceiling 403, greatly
The shape of canopy ceiling 403 can be cylinder or plane.Refractive divides concentration photovoltaic system as described above, herein without one by one
Repeat.Beam condensing unit is located at greenhouse ceiling 403, and the spot position of beam condensing unit is close to agricultural greenhouse growing surface 401 and vertical plane
402 intersection 40a.
For existing spectrum divergence type solar photovoltaic generation system, due to using spectral unmixing technology, it is necessary to
The electrode pattern of large area the output for printing electric current, it is impossible to accomplish to take into account photovoltaic generation and filter function.No matter which kind of film is used
Photovoltaic technology, makes blue light and feux rouges thorough through can not all separate spectrum, and photovoltaic（P/N is tied）Complex structure, cost are too high.
And use red blue light filter coating to remove after blue light and feux rouges, calculated according to spectrum integral, draw lost generating efficiency not
Occur declining on a large scale.Photovoltaic generation part can be used according to field size, the utility model according to scale
Off-grid system or grid-connected system, hundreds of kilowatts of generated energy can use off-grid system, and generated energy reaches that MW class can be used
Grid-connected system.In the utility model, support, support member etc. are handled by high-tech, with moistureproof, mould proof, Defend salt fog excellent
Point, the critical piece of beam condensing unit is made by lightweight metal, the overall weight together with other parts it is relatively light and, be suitable for peace
It is convenient for installation and maintenance on greenhouse.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of agricultural greenhouse refractive divides concentration photovoltaic system, it is characterised in that the system includes：
Located at the beam condensing unit of greenhouse ceiling, it includes Cylinder Refraction mirror, and the cross sectional shape of the Cylinder Refraction mirror is parabolically
Shape, arc or compound parabolic；
Frequency divider located at greenhouse inner space and on the spot position of the beam condensing unit；With
Located at photovoltaic devices of the frequency divider away from beam condensing unit side, it includes the photovoltaic cell group set close to frequency divider
Part layer and the support member for supporting the photovoltaic cell component layer；
The sunshine being incident on the beam condensing unit is converged on the frequency divider through superrefraction, and the frequency divider is by institute
The visible ray frequency dividing stated in sunshine is feux rouges, blue light and other visible rays, and feux rouges and blue light are divided device and reflex to greenhouse
Other radiation of visible light to the photovoltaic cell layer are converted into electricity by inner space, the frequency divider by the photovoltaic cell layer
Energy.
2. agricultural greenhouse refractive according to claim 1 divides concentration photovoltaic system, it is characterised in that the frequency dividing dress
It is set to the frequency dividing minute surface being made up of spectrum frequency divider continuously or discontinuously.
3. agricultural greenhouse refractive according to claim 1 divides concentration photovoltaic system, it is characterised in that the optically focused dress
The curved refractive mirror put is Fresnel Lenses.
4. agricultural greenhouse refractive according to claim 1 divides concentration photovoltaic system, it is characterised in that the optically focused
Device includes：
The supporting frame being arranged in by multiple shaped form support frames along beam condensing unit length direction；With
Multiple strips refraction mirror unit on supporting frame, song of multiple strip refraction mirror units along shaped form support frame
Splicing formation curved refractive mirror；
Wherein, the shaped form support frame parabolically shape, arc or compound parabolic.
5. agricultural greenhouse refractive according to claim 1 divides concentration photovoltaic system, it is characterised in that the frequency dividing dress
The one side put towards beam condensing unit is provided with the filter coating for being used for reflecting blue light and/or feux rouges.
6. agricultural greenhouse refractive according to claim 1 divides concentration photovoltaic system, it is characterised in that the support member
Section it is triangular in shape.
7. a kind of agricultural greenhouse, it is characterised in that the agricultural greenhouse includes：Agricultural greenhouse main body and located at the agricultural greenhouse master
Refractive frequency dividing concentration photovoltaic system described in any one of claim 1 to 5 on body；
Agricultural greenhouse main body includes：Vertical plane that growing surface, the first end from the growing surface are extended vertically upwards and from described
The top of vertical plane extends to the greenhouse ceiling at the second end of growing surface；
Refractive frequency dividing concentration photovoltaic system includes：Located at the beam condensing unit of greenhouse ceiling, it includes Cylinder Refraction mirror, the post
The cross sectional shape of face refracting telescope parabolically shape, arc or compound parabolic, the spot position of the beam condensing unit is close to agriculture
The intersection of sparetime university's canopy growing surface and vertical plane；Located at greenhouse inner space and on the spot position of the beam condensing unit
Frequency divider；With located at photovoltaic devices of the frequency divider away from beam condensing unit side, it includes the light set close to frequency divider
Photovoltaic cell components layer and the support member for supporting the photovoltaic cell component layer；Wherein, it is incident on the beam condensing unit
Sunshine is converged on the frequency divider through superrefraction, and the visible ray frequency dividing in the sunshine is red by the frequency divider
Light, blue light and other visible rays, feux rouges and blue light are divided device and reflex to greenhouse inner space, and the frequency divider will be other
Radiation of visible light is converted into electric energy to the photovoltaic cell layer by the photovoltaic cell layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187423.XU CN206314302U (en) | 2016-11-04 | 2016-11-04 | Agricultural greenhouse refractive divides concentration photovoltaic system and agricultural greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187423.XU CN206314302U (en) | 2016-11-04 | 2016-11-04 | Agricultural greenhouse refractive divides concentration photovoltaic system and agricultural greenhouse |
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| Publication Number | Publication Date |
|---|---|
| CN206314302U true CN206314302U (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621187423.XU Active CN206314302U (en) | 2016-11-04 | 2016-11-04 | Agricultural greenhouse refractive divides concentration photovoltaic system and agricultural greenhouse |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108633534A (en) * | 2018-06-02 | 2018-10-12 | 福建农建发展有限公司 | A kind of the sunlight volume holographic optical splitter and light-dimming method of plant factor |
| CN108925309A (en) * | 2018-08-02 | 2018-12-04 | 华中科技大学 | A kind of agricultural greenhouse self-sufficiency water system |
| CN109566200A (en) * | 2018-11-30 | 2019-04-05 | 华中科技大学 | A kind of agricultural greenhouse self-sufficiency water system based on fluidized bed |
| CN112825697A (en) * | 2021-02-26 | 2021-05-25 | 中科朗劢技术有限公司 | Comprehensive living system for solving land resource shortage |
-
2016
- 2016-11-04 CN CN201621187423.XU patent/CN206314302U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108633534A (en) * | 2018-06-02 | 2018-10-12 | 福建农建发展有限公司 | A kind of the sunlight volume holographic optical splitter and light-dimming method of plant factor |
| CN108925309A (en) * | 2018-08-02 | 2018-12-04 | 华中科技大学 | A kind of agricultural greenhouse self-sufficiency water system |
| CN108925309B (en) * | 2018-08-02 | 2023-07-04 | 华中科技大学 | Self-water supply system for agricultural greenhouse |
| CN109566200A (en) * | 2018-11-30 | 2019-04-05 | 华中科技大学 | A kind of agricultural greenhouse self-sufficiency water system based on fluidized bed |
| CN112825697A (en) * | 2021-02-26 | 2021-05-25 | 中科朗劢技术有限公司 | Comprehensive living system for solving land resource shortage |
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