CN204303846U - A kind of photovoltaic module - Google Patents
A kind of photovoltaic module Download PDFInfo
- Publication number
- CN204303846U CN204303846U CN201520029158.1U CN201520029158U CN204303846U CN 204303846 U CN204303846 U CN 204303846U CN 201520029158 U CN201520029158 U CN 201520029158U CN 204303846 U CN204303846 U CN 204303846U
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- China
- Prior art keywords
- solar battery
- battery sheet
- photovoltaic module
- fluctuating
- undaform
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of photovoltaic module, comprising: solar battery sheet, wherein, the front of described solar battery sheet is undaform surface, and described undaform surface has undulation portion, and described undulation portion comprises fluctuating peak and fluctuating paddy.Described photovoltaic module, by the frontal design of described solar battery sheet being become undaform surface, adds light-receiving area, reduces the working temperature of described solar battery sheet, improve the reliability of described solar battery sheet; Meanwhile, owing to adding the absorption of surface reflection, also add the absorption efficiency to sunlight, improve energy output, add economic benefit.In addition, owing to just changing the front of described solar battery sheet, structure is simple, and the R&D cycle is short, can significantly improve Competitive Products.
Description
Technical field
The utility model relates to solar cell and manufactures field, particularly relates to a kind of photovoltaic module.
Background technology
Along with the fast development of photovoltaic industry, high-efficiency polycrystalline silicon chip becomes the major technique that industry is competitively developed, and current each company concentrates on exploitation high performance solar batteries, makes solar cell obtain higher power.
But, the method of various raising solar cell of the prior art, being generally the extinction wave band by increasing solar cell, forming optically focused welding or using LRF film, improve the power of solar cell, but the R&D cycle of high performance solar batteries sheet all can be made to lengthen, becoming of assembling and install is complicated, increases cost significantly.
Utility model content
The purpose of this utility model is to provide a kind of photovoltaic module, improves the generating efficiency of solar battery sheet, increases energy output, shortens the R&D cycle, increases economic efficiency.
For solving the problems of the technologies described above, the utility model embodiment provides a kind of photovoltaic module, comprising: solar battery sheet, wherein, the front of described solar battery sheet is undaform surface, and described undaform surface has undulation portion, and described undulation portion comprises fluctuating peak and fluctuating paddy.
Preferably, the difference in height scope of described fluctuating peak and described fluctuating paddy is 400 μm-800 μm, comprises two endpoint values.
Preferably, the fluctuating peak on two adjacent described undaform surfaces and between the scope of described fluctuating paddy angle be 120 degree-150 and spend, comprise two endpoint values.
Preferably, the cross section on described undaform surface is zigzag, trapezoidal or sinusoidal waveform.
Preferably, the fluctuating peak on described undaform surface and multiple adjacent fluctuating paddy form polyhedron.
Preferably, described photovoltaic module also comprises encapsulating material, and described encapsulating material is arranged at the surface of described solar battery sheet.
Preferably, described photovoltaic module also comprises cover-plate glass, and described cover-plate glass is arranged at the front of described solar battery sheet.
The photovoltaic module that the utility model embodiment provides, compared with prior art, has the following advantages:
The photovoltaic module that the utility model embodiment provides, comprising: solar battery sheet, and wherein, the front of described solar battery sheet is undaform surface, and described undaform surface has undulation portion, and described undulation portion comprises fluctuating peak and fluctuating paddy.Described photovoltaic module is undaform surface by the frontal design of the solar battery sheet by described photovoltaic module, described solar battery sheet is made to increase light-receiving area, decrease the luminous power received of unit are, be of value to the temperature reducing described solar cell, improve reliability.Simultaneously, front due to described solar cell is undaform surface, and described undaform surface has undulation portion, is irradiated to the sunlight of described solar cell surface, absorbed outside a part by described undulation portion, some described undulation portion being reflected to other is absorbed.And solar battery sheet of the prior art, because surface is smooth, be radiated at surface sunlight reflected after, can not be absorbed again, the solar battery sheet of the described photovoltaic module that the utility model embodiment is provided, than solar battery sheet of the prior art, the absorption efficiency of sunlight is strengthened, improve generating efficiency.The described solar module that the utility model embodiment provides just changes surface structure design, shortens the R&D cycle, and input cost increases less, improves energy output, adds economic benefit.
In sum, the photovoltaic module that the utility model embodiment provides, adds light-receiving area, and add the absorption efficiency to sunlight, the R&D cycle is short, improves energy output, adds economic benefit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic diagram of a kind of embodiment of the photovoltaic module that Fig. 1 provides for the utility model embodiment;
The light path schematic diagram occurring in undulation portion in a kind of embodiment of the photovoltaic module that Fig. 2 provides for the utility model embodiment.
Embodiment
Just as described in the background section, the method for increase solar cell of the prior art, the R&D cycle is long, and R&D costs are high, and larger change occurs for assembling and the installation of solar cell, obviously increases cost.
Based on this, the utility model embodiment provides a kind of photovoltaic module, comprising: solar battery sheet, and wherein, the front of described solar battery sheet is undaform surface, and described undaform surface has undulation portion, and described undulation portion comprises fluctuating peak and fluctuating paddy.
In sum, the described photovoltaic module that the utility model embodiment provides, by by the frontal design of described solar battery sheet being undaform surface, described solar battery sheet is made to increase light-receiving area, reduce the working temperature of described solar battery sheet, improve the reliability of described solar battery sheet.Simultaneously, front due to described solar cell is undaform surface, described undaform surface has undulation portion, make the sunlight being irradiated to described solar cell surface, can due to after described undulation portion be launched, absorbed by other described undulation portion, improve the absorption efficiency of described solar battery sheet to sunlight, improve generating efficiency.The described solar module that the utility model embodiment provides just changes surface structure design, improves energy output, and meanwhile, the R&D cycle is less, increases cost less, improves economic benefit.
For enabling above-mentioned purpose of the present utility model, feature and advantage more become apparent, and are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the utility model.But the utility model can be different from alternate manner described here to implement with multiple, those skilled in the art can when doing similar popularization without prejudice to when the utility model intension.Therefore the utility model is not by the restriction of following public concrete enforcement.
Please refer to Fig. 1 and Fig. 2, the schematic diagram of a kind of embodiment of the photovoltaic module that Fig. 1 provides for the utility model embodiment, the light path schematic diagram occurring in undulation portion in a kind of embodiment of the photovoltaic module that Fig. 2 the utility model embodiment provides.
In a kind of embodiment, described photovoltaic module, comprising: solar battery sheet 10, and wherein, the front of described solar battery sheet 10 is undaform surface, and described undaform surface has undulation portion 11, and described undulation portion 11 comprises fluctuating peak and fluctuating paddy.
Preferably, the difference in height scope of described fluctuating peak and described fluctuating paddy is 400 μm-800 μm, comprises two endpoint values.When the difference in height scope of described fluctuating peak and described fluctuating paddy is 400 μm-800 μm, the production cost of described solar battery sheet 10 is lower, and improve more to the absorptivity of sunlight, difficulty of processing is lower, and the cost performance of described solar battery sheet 10 is higher simultaneously.The fluctuating peak on described undaform surface and the difference in height of fluctuating paddy are predetermined value.It should be noted that, the difference in height of the utility model to described fluctuating peak and described fluctuating paddy is not specifically limited, consider the additional cost that the absorption efficiency of sunlight and the difficulty of processing of increase are brought that will improve when reality uses, select optimum difference in height.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, the fluctuating peak on two adjacent described undaform surfaces and between the scope of described fluctuating paddy angle be 120 degree-150 and spend, comprise two endpoint values.The fluctuating peak on described two adjacent described undaform surfaces and between described fluctuating paddy angle less, the incidence angle being irradiated to described solar battery sheet 10 is larger, more easily be reflected to other described undulation portion surface, more can improve the absorption efficiency to the sunlight being radiated at described solar battery sheet 10 surface, can also light-receiving area be improved simultaneously.But, the fluctuating peak on described two adjacent described undaform surfaces and between described fluctuating paddy angle less, the difficulty of processing of described solar battery sheet 10 is larger, increases cost more.It should be noted that, the utility model to the fluctuating peak on described two adjacent described undaform surfaces and between described fluctuating Gu Suocheng be not specifically limited, consider the increase of the absorption efficiency caused by change of described angle and the relation of the increase of processing cost during actual use, select the described angle of suitable size.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, the cross section on described undaform surface is zigzag, trapezoidal or sinusoidal waveform.The cross section on described undaform surface is zigzag, trapezoidal or sinusoidal waveform, because zigzag, trapezoidal or sinusoidal waveform are all regular figures, while making described solar battery sheet 10 pairs of sunlight obtain larger absorption efficiency, the difficulty of processing on described undaform surface is declined, reduces costs.And the cross section on described undaform surface is different, then need complexity during dedusting different on described undaform surface.It should be noted that, the cross section on described undaform surface can also be other regular figure, as long as described undaform surface can also incided in described undaform surface to the sunlight after surface reflection, by described undaform Surface absorption, improve the absorption efficiency to sunlight, the cross section of the utility model to described undaform surface is not specifically limited.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, fluctuating peak and multiple adjacent fluctuating paddy on described undaform surface form polyhedron.Fluctuating peak and multiple adjacent fluctuating paddy on described undaform surface form polyhedron, add light-receiving area, make sunlight carry out multiple reflections in multiple described polyhedral side simultaneously, add the coefficient efficiency to sunlight.It should be noted that, the utility model is not specifically limited described polyhedron.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, described photovoltaic module also comprises encapsulating material, and described encapsulating material is arranged at the surface of described solar battery sheet 10.After described encapsulating material is arranged at the surface of described solar battery sheet 10, refractive index due to described encapsulating material is greater than the refractive index of air, through the sunlight of the undaform surface reflection of described solar battery sheet 10, air is being entered through described encapsulating material, be easy to form total reflection, increase described solar battery sheet 10 to the absorption efficiency being irradiated to surperficial sunlight.Meanwhile, described encapsulating material can also protect described solar battery sheet 10, slows down the aging speed of described solar battery sheet 10, increases useful life, reduces costs.It should be noted that, the utility model is not specifically limited described encapsulating material.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, described photovoltaic module also comprises cover-plate glass, and described cover-plate glass is arranged at the front of described solar battery sheet 10.The most of environment outdoor in outdoor in workplace of described photovoltaic module, the weather such as dust, dust storm and sleet will inevitably be run into, damage is caused to described solar battery sheet 10, described cover-plate glass is arranged at the front of described solar battery sheet 10, described solar battery sheet 10 can be made from the interference of external environment, increase the useful life of described solar battery sheet 10.It should be noted that, the utility model is not specifically limited described cover-plate glass.
In sum, the described photovoltaic module that the utility model embodiment provides, by by the frontal design of described solar battery sheet being undaform surface, increase the light-receiving area of described solar battery sheet, reduce the working temperature of described solar battery sheet, improve the reliability of described solar battery sheet.Simultaneously, front due to described solar cell is undaform surface, described undaform surface has undulation portion, make the sunlight being irradiated to described solar battery sheet surface, can due to after described undulation portion be launched, absorbed by other described undulation portion, improve the absorption efficiency of described solar battery sheet to sunlight, improve generating efficiency.And the described solar module that the utility model embodiment provides just changes surface structure design, the R&D cycle is less, increases cost less, improves economic benefit.
Above photovoltaic module provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and execution mode, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection range of the utility model claim.
Claims (7)
1. a photovoltaic module, is characterized in that, comprising: solar battery sheet, and wherein, the front of described solar battery sheet is undaform surface, and described undaform surface has undulation portion, and described undulation portion comprises fluctuating peak and fluctuating paddy.
2. photovoltaic module as claimed in claim 1, it is characterized in that, the difference in height scope of described fluctuating peak and described fluctuating paddy is 400 μm-800 μm, comprises two endpoint values.
3. photovoltaic module as claimed in claim 1, is characterized in that, the fluctuating peak on two adjacent described undaform surfaces and between the scope of described fluctuating paddy angle be 120 degree-150 and spend, comprise two endpoint values.
4. photovoltaic module as claimed in claim 2, it is characterized in that, the cross section on described undaform surface is zigzag, trapezoidal or sinusoidal waveform.
5. photovoltaic module as claimed in claim 4, it is characterized in that, fluctuating peak and multiple adjacent fluctuating paddy on described undaform surface form polyhedron.
6. the photovoltaic module as described in any one of claim 1-5, is characterized in that, described photovoltaic module also comprises encapsulating material, and described encapsulating material is arranged at the surface of described solar battery sheet.
7. photovoltaic module as claimed in claim 6, it is characterized in that, described photovoltaic module also comprises cover-plate glass, and described cover-plate glass is arranged at the front of described solar battery sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520029158.1U CN204303846U (en) | 2015-01-16 | 2015-01-16 | A kind of photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520029158.1U CN204303846U (en) | 2015-01-16 | 2015-01-16 | A kind of photovoltaic module |
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| Publication Number | Publication Date |
|---|---|
| CN204303846U true CN204303846U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520029158.1U Expired - Fee Related CN204303846U (en) | 2015-01-16 | 2015-01-16 | A kind of photovoltaic module |
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| Country | Link |
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| CN (1) | CN204303846U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108063169A (en) * | 2016-11-07 | 2018-05-22 | 张忠诚 | Method and framework for improving generating capacity of solar cell on unit erection area |
| CN110098783A (en) * | 2018-01-31 | 2019-08-06 | 絜静精微有限公司 | Light weight solar charge bulk structure |
| CN110993715A (en) * | 2019-12-18 | 2020-04-10 | 盛利维尔（中国）新材料技术股份有限公司 | Photovoltaic solder strip and preparation method thereof |
-
2015
- 2015-01-16 CN CN201520029158.1U patent/CN204303846U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108063169A (en) * | 2016-11-07 | 2018-05-22 | 张忠诚 | Method and framework for improving generating capacity of solar cell on unit erection area |
| CN110098783A (en) * | 2018-01-31 | 2019-08-06 | 絜静精微有限公司 | Light weight solar charge bulk structure |
| CN110993715A (en) * | 2019-12-18 | 2020-04-10 | 盛利维尔（中国）新材料技术股份有限公司 | Photovoltaic solder strip and preparation method thereof |
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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: 20150429 Termination date: 20210116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |