CN205452310U - Two glass solar energy component - Google Patents
Two glass solar energy component Download PDFInfo
- Publication number
- CN205452310U CN205452310U CN201521128001.0U CN201521128001U CN205452310U CN 205452310 U CN205452310 U CN 205452310U CN 201521128001 U CN201521128001 U CN 201521128001U CN 205452310 U CN205452310 U CN 205452310U
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- China
- Prior art keywords
- glass
- encapsulated layer
- solar energy
- double
- white
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- 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
- 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
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a two glass solar energy component, glass apron, battery piece and glass backplate in the subassembly includes the frame and locates the frame, battery piece sensitive surface top is equipped with the transparent encapsulating layer, be equipped with white encapsulated layer below the battery piece face of being shaded, glass apron thickness is 0.85~2.8mm, glass back plate thickness is 0.85~2.8mm. The utility model discloses the heat dispersion of subassembly can be improved, subassembly operating temperature is reduced.
Description
Technical field
This utility model relates to a kind of photovoltaic module, is specifically related to a kind of double-glass solar energy assembly.
Background technology
At present, the lasting use of conventional energy resource brings a series of economy such as energy scarcity and ecological deterioration and social problem, development photovoltaic module be solve the problems referred to above by way of one of.Therefore, countries in the world are all at active development photovoltaic module, and high conversion efficiency, low cost are the major trends of photovoltaic module development, are also the targets of technical research person's pursuit.
Existing photovoltaic module mainly includes framework and the glass cover-plate being located in framework, cell piece and backboard, and the above and below of cell piece uses transparent EVA material to be packaged；Its operation principle is, by photoelectric effect, solar energy is converted into electric energy.It is in the photovoltaic module under sunlight while converting light energy into electric energy, most luminous energy can be converted to heat energy, make the temperature of photovoltaic module significantly raise；And solar cell temperature often raises 1 degree, output will reduce about 0.4%, and therefore when high temperature, the energy loss of assembly is the most serious.Additionally, be in the solar cell of the condition of high temperature for a long time, its life-span also can reduce accordingly, so that the lost of life of photovoltaic module.Finding in actual applications, radiating preferable weather, the temperature of solar cell is up to more than 70 degree, it is seen that the impact of this heat energy is the biggest.
On the other hand, existing photovoltaic module is usually single-gang junction box, will be arranged in same rosette by 3 diodes, and 3 diodes generate heat jointly, and rosette junction temperature is higher, also has an impact photovoltaic module.
Therefore, the heat dispersion how improving existing photovoltaic module is one of those skilled in the art's difficult problem to be solved.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of double-glass solar energy assembly, it is possible to increase the heat dispersion of assembly, reduces the operating temperature of assembly.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of double-glass solar energy assembly, described assembly includes framework and the glass cover-plate being located in framework, cell piece and glass back plate, described cell piece sensitive surface is arranged over transparent encapsulated layer, white encapsulated layer it is provided with below described cell back bright finish
Described glass cover-plate thickness is 0.85～2.8mm, and described glass back plate thickness is 0.85～2.8mm.
Preferably, described glass cover-plate thickness is 1.6～2.5mm.
Preferably, described glass back plate thickness is 1.6～2.5mm.
In technique scheme, described transparent encapsulated layer is transparent EVA or POE layer.
In technique scheme, described white encapsulated layer is white EVA or POE layer.
Described white encapsulated layer is for be mixed into TiO in resin2White EVA or the POE layer made etc. inorganic material.
In technique scheme, the grammes per square metre of described transparent encapsulated layer and white encapsulated layer is 350～480g/m2。
Preferably, the grammes per square metre of described transparent encapsulated layer and white encapsulated layer is 410～430g/m2。
Described EVA or POE encapsulating material four edge lengths is less than upper and lower glass 12 ~ 13mm, degree of cross linking EVA >=70% after lamination, POE >=60%.
Preferably, also include that triad rosette, a rosette are equipped with a diode.I.e. using triad rosette, connect battery strings, a rosette is equipped with a diode, thus improves the heat dispersion of assembly, reduces rosette junction temperature.
This utility model can also use low-leakage current, height the cell piece hindered by controlling cell piece performance parameter, control assembly caloric value under the limiting cases such as hot spot.
Preferably, described glass cover-plate is identical with the thickness of described glass back plate.
Preferably, described transparent encapsulated layer is identical with the size of white encapsulated layer, and four edge lengths of described transparent encapsulated layer and white encapsulated layer are all beyond glass cover-plate and glass back plate 0 ~ 3mm.
Owing to technique scheme is used, this utility model compared with prior art has the advantage that
1. the glass cover-plate that this utility model uses thickness to be 0.85～2.8mm, by reducing the thickness of glass, improves the heat dispersion of assembly, reduces module operating temperature；
Use white EVA or POE layer as encapsulated layer below cell back bright finish the most of the present utility model, increase the heat-conducting effect of assembly；
3. the glass back plate that this utility model uses thickness to be 0.85～2.8mm replaces the macromolecule backboard of prior art, on the one hand, the heat conductivility of inorganic material is better than macromolecular material, the heat conductivility of assembly can be improved, on the other hand, use glass back plate can improve the reflectance to light, the final efficiency improving assembly；
Transparent encapsulated layer the most of the present utility model is all higher than glass cover-plate and glass back plate 0 ~ 3mm with the length on white encapsulated layer four limit, be so designed that, can effectively prevent assembly mid portion encapsulated layer in lamination is by thermal process be heated excessive after the bad phenomenon of intermediate layer starved brought.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment one.
Wherein: 1, framework；2, glass cover-plate；3, cell piece；4, glass back plate；5, transparent encapsulated layer；6, white encapsulated layer.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:
Embodiment one:
Shown in Figure 1, a kind of double-glass solar energy assembly, described assembly includes framework 1 and the glass cover-plate 2 being located in framework, cell piece 3 and glass back plate 4, and described cell piece sensitive surface is arranged over transparent encapsulated layer 5, white encapsulated layer 6 it is provided with below described cell back bright finish
Described glass cover-plate thickness is 1.6mm；Described glass back plate thickness is 2.5mm.
In the present embodiment, described transparent encapsulated layer is transparent POE layer, and described white encapsulated layer is for be mixed into TiO in resin2The white POE layer made etc. inorganic material, the grammes per square metre of described transparent encapsulated layer and white encapsulated layer is 420g/m2, and four edge lengths of described transparent encapsulated layer and white encapsulated layer are less than glass cover-plate and glass back plate 12～13mm, degree of cross linking POE >=60% after lamination.
For reducing the operating temperature of assembly further, this utility model can be in cell piece external triad rosette, and each rosette is equipped with a diode, thus improves the heat dispersion of assembly, reduces rosette joint temperature；Low-leakage current, height the cell piece hindered can also be used by controlling cell piece performance parameter, control assembly caloric value under the limiting cases such as hot spot.
Claims (10)
1. a double-glass solar energy assembly, it is characterized in that: described assembly includes framework and the glass cover-plate being located in framework, cell piece and glass back plate, described cell piece sensitive surface is arranged over transparent encapsulated layer, is provided with white encapsulated layer below described cell back bright finish
The thickness of described glass cover-plate is 0.85～2.8mm, and the thickness of described glass back plate is 0.85～2.8mm.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: the thickness of described glass cover-plate is 1.6～2.5mm.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: the thickness of described glass back plate is 1.6～2.5mm.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: described transparent encapsulated layer is transparent EVA or POE layer.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: described white encapsulated layer is white EVA or POE layer.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: the grammes per square metre of described transparent encapsulated layer and white encapsulated layer is 350～480g/m2。
Double-glass solar energy assembly the most according to claim 6, it is characterised in that: the grammes per square metre of described transparent encapsulated layer and white encapsulated layer is 410～430g/m2。
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: also include that triad rosette, a rosette are equipped with a diode.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: described glass cover-plate is identical with the thickness of described glass back plate.
Double-glass solar energy assembly the most according to claim 1, it is characterised in that: described transparent encapsulated layer is identical with the size of white encapsulated layer, and four edge lengths of described transparent encapsulated layer and white encapsulated layer are all beyond glass cover-plate and glass back plate 0 ~ 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128001.0U CN205452310U (en) | 2015-12-29 | 2015-12-29 | Two glass solar energy component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521128001.0U CN205452310U (en) | 2015-12-29 | 2015-12-29 | Two glass solar energy component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205452310U true CN205452310U (en) | 2016-08-10 |
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ID=56598553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521128001.0U Expired - Fee Related CN205452310U (en) | 2015-12-29 | 2015-12-29 | Two glass solar energy component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205452310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328741A (en) * | 2016-08-29 | 2017-01-11 | 上海晶澳太阳能科技有限公司 | Double-glass assembly of high-efficiency and high-strength solar cell |
-
2015
- 2015-12-29 CN CN201521128001.0U patent/CN205452310U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328741A (en) * | 2016-08-29 | 2017-01-11 | 上海晶澳太阳能科技有限公司 | Double-glass assembly of high-efficiency and high-strength solar cell |
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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: 20160810 Termination date: 20171229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |