CN108400193A - A kind of reflectance coating and photovoltaic module for photovoltaic module - Google Patents
A kind of reflectance coating and photovoltaic module for photovoltaic module Download PDFInfo
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- CN108400193A CN108400193A CN201810341034.5A CN201810341034A CN108400193A CN 108400193 A CN108400193 A CN 108400193A CN 201810341034 A CN201810341034 A CN 201810341034A CN 108400193 A CN108400193 A CN 108400193A
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- prism
- curve
- reflectance coating
- photovoltaic
- reflection
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- 239000011248 coating agent Substances 0.000 title claims abstract description 43
- 238000000576 coating method Methods 0.000 title claims abstract description 43
- 230000009514 concussion Effects 0.000 claims abstract description 13
- 230000035939 shock Effects 0.000 claims abstract description 4
- 210000004027 cell Anatomy 0.000 claims description 30
- 238000003466 welding Methods 0.000 claims description 25
- 210000003850 cellular structure Anatomy 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000007812 deficiency Effects 0.000 abstract description 4
- 239000011521 glass Substances 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000084 colloidal system Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
-
- 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
Abstract
The present invention provides a kind of reflectance coating and photovoltaic module for photovoltaic module, and one there is partially flat ontology, the ontology to be equipped with the micro-structure for reflection light, and the micro-structure is constituted including at least one prism；The prism bottom is in periodically variable first curve along the envelope of the both sides crest line of long axis direction, and the period inner curve of first curve is made of the second curve of a vertex satisfaction concussion function constraint, and the shock range of the concussion function tapers into.Creativeness utilizes the first curve and the second curve, so that prism side forms polyhedral structure, complicated polyhedral structure can take into account the reflection in the morning and sunlight in afternoon simultaneously, the reflection that light is more uniformly distributed by the following table of packaged glass towards cell piece power generation area simultaneously, so that the reflection efficiency of sunlight is improved during entire work, overcome the deficiencies in the prior art.
Description
Technical field
The present invention relates to a kind of reflectance coating, especially a kind of reflectance coating applied to photovoltaic module and preparation method thereof and light
Photovoltaic cell components.
Background technology
Existing photovoltaic cell component is made of the encapsulation of cell piece string, is connected by welding between cell piece.Welding occupies light
The effective generating area of component is lied prostrate, when sun light direct beam is to welding surface, the tin layers of welding smooth surface can be direct by sunlight
It reflects away, this part sunlight cannot be utilized by solar panel, cause the waste of luminous energy.
There is part welding ontology to be equipped with striated structure and is used for reflection light, but welding base material is copper material, in processing
Striated structure is difficult to microstructure, and reflecting effect is unsatisfactory, and surface tin thickness can be caused uneven, easily causes
The fragment of cell piece, influences production efficiency.
Occur the micro-structures such as microprism in the prior art to reflect sunlight, improves the light conversion effect of photovoltaic cell component
Rate, but the reflectance coating of micro-prism structure such as triangular prism structure at present, the reflection angle to light is a fixed angle, and
Sun's motion track is one 180 ° of circular arc, therefore the time of its best reflection efficiency is shorter, it would be highly desirable to be improved.
Invention content
In order to overcome the above-mentioned deficiencies of the prior art, the object of the present invention is to provide a kind of simple in structure, at low cost, energy
The photovoltaic reflectance coating and photovoltaic cell component that light is made full use of.
In order to achieve the above objectives, the technical solution adopted by the present invention to solve the technical problems is：
There is a kind of reflectance coating for photovoltaic module partially flat ontology, the ontology to be equipped with for reflection light
Micro-structure, the micro-structure are constituted including at least one prism；The prism includes 3 crest lines, and two of which crest line is located at this
On body, another crest line constitutes rib ridge, and the prism bottom is in periodically change along the envelope of the both sides crest line of long axis direction
The period inner curve of the first curve changed, first curve is made of the second curve of a vertex satisfaction concussion function constraint,
The shock range of the concussion function tapers into.
Creativeness utilizes the first curve and the second curve so that prism side forms polyhedral structure, complicated polyhedral structure
Can take into account the reflection in the morning and sunlight in afternoon simultaneously, at the same by light by the following table of packaged glass towards cell piece power generation area more
Uniformly to reflect so that the reflection efficiency of sunlight is improved during entire work, overcome the deficiencies in the prior art.Existing skill
In art, whether side is the prism or triangular pyramid of planar structure, or the curved surface of simple mechanical periodicity, cannot be good
The problem of taking into account the efficient and non-uniform reflection of different periods sunlight.
Further, the envelope on the vertex of the rib ridge is in periodically variable third curve, the third curve
Period inner curve meet the 4th curve of concussion function constraint by one article of vertex and constitute, and the concussion line number of the 4th curve and the
The correspondence of two curves is consistent.
Further, the low spot of second curve is on the same straight line, parallel between the straight line and prism long axis, or
Angle is more than 0 and between being less than 15 °.
Further, the bottom width of the prism follows the variation of prism apex height and changes, when rib ridge vertex
When height becomes larger, the width synchronization of prism bottom becomes larger, and when the change of the height on rib ridge vertex is small, the width synchronization of prism bottom becomes
It is small.
Further, the crest line of the bottom of the prism two to the face between rib ridge be inner sunken face, convex outward or rank
Trapezoidal-structure.
Further, the curved surface angle between the A points of the bottom width maximum of the prism and a points at width minimum
α is between 20 ° -80 °, angles of the α between straight line T and straight line Q, and wherein T is a points to the vertical line between prism central axes, and Q is
A points are to the tangent line between bottom curve between a points and A points.α is preferably 45 ° -65 °.
Further, the cross section of the prism is triangle, and the apex angle of the triangle is 1-150 °, preferably
110 ° -130 °, optimal 120 °.
Further, the width of prism bottom the widest part is 1-150 μm, preferably 40-60 μm.
The present invention also provides a kind of photovoltaic cell component, the photovoltaic module includes multiple cell pieces, connection cell piece
The gap area between the welding upper surface or the cell piece is arranged in welding and light reflection surface, the photovoltaic reflectance coating,
The gap area between the welding upper surface and the cell piece, the photovoltaic can be also arranged in the photovoltaic reflectance coating simultaneously
The length direction of reflectance coating is arranged in parallel with the welding length direction, the gap area length direction.
Using the above preferred scheme, the spatial position not being utilized to illumination in photovoltaic module is arranged in reflectance coating, will
The surface conversion that illumination is reflected into cell piece is electric energy, improves the generated output of photovoltaic module.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the present invention；
Fig. 2 and Fig. 4 is the structural schematic diagram of prism in the present invention；
Fig. 3 is a kind of structural schematic diagram of the prior art；
Fig. 5 and Fig. 6 is the structural schematic diagram of the products application of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
In order to reach the purpose of the present invention, as shown in Figure 1, a kind of reflectance coating for photovoltaic module, has partially flat sheet
Body 1, the ontology 1 are equipped with the micro-structure for reflection light, and the micro-structure is constituted including at least one prism 2；Prism 2
Structure as shown in Figure 2.The prism 2 includes 3 crest lines, and two of which crest line is located on ontology 1 (label 22 and 23 in Fig. 2
Curve), another crest line constitutes rib ridge 24, envelope of 2 bottom of the prism along the both sides crest line 22 and 23 in 21 direction of long axis
Line is that (curve that i.e. each point of bottom the widest part is connected with smoothed curve does not show in figure in periodically variable first curve
Go out), the period inner curve of first curve is met by a vertex (high point of the evagination on curved section in the period) to be shaken
Second curve of function constraint constitutes (curved section in the second curve, that is, single cycle), the shock range of the concussion function by
Gradual change is small, as shown in Figure 2.The invention utilizes the first curve and the second curve so that the side of prism 2 forms multi-panel knot
Structure, complicated polyhedral structure can take into account the reflection in the morning and sunlight in afternoon, while the following table that light is passed through packaged glass simultaneously
The reflection being more uniformly distributed towards cell piece power generation area so that the reflection efficiency of sunlight is improved during entire work, is overcome existing
There is the deficiency of technology.In the prior art, whether side is the prism or triangular pyramid of planar structure or simple mechanical periodicity
Curved surface, the problem of cannot taking into account the efficient and non-uniform reflection of different periods sunlight well.
In the prior art, the reflecting surface of straight triangular prism has relative to the axis of the working face of photovoltaic cell component
Therefore one changeless angle only has higher reflection efficiency to sunlight sometime.And corpuscular reflection
Micro-structure, such as triangular pyramid take into account the sunlight reflection of morning and afternoon although can be the wherein two sides of triangular pyramid to be directed at sunlight,
White space between its particle is more, has inhibition to reflection efficiency, and this micro-structure difficulty of processing is larger, cost
It is higher, it is unfavorable for commercial application.And for the research of raising light utilization ratio, always do not stopped, it is such as famous in the industry
The notification number that company 3M INNOVATIVE PROPERTIES COMPANY are proposed is the patent of invention of US20160172518A1,
Its scheme proposed is as shown in figure 3, it is also only to be changed to original triangular prism to be similar to the form of semicolumn, by original three
The plane reflection face of prism is changed to arc surface, in the vertical direction of the long axis with reflection micro-structure, is changed by single reflection angle
Become multiple reflection angle, but it in non-vertical direction, reflection angle does not change, because of it and other prior arts one
Any place cross section of sample, reflection micro-structure is consistent.It is similar fine tuning and in photovoltaic electric that other prior arts are also mostly
The exploration that different location is applied in the component of pond.It can be seen that being fettered by prior art thought, the slight change of every bit will be paid
The effort of hardships, and cannot be on the surface, it is believed that it will be readily apparent, this point is sent out from the technology of the patent application in the field
Exhibition may be clearly seen in track.Therefore, technical solution proposed by the present invention has substantive distinguishing features outstanding and significant
Progress.
As shown in figure 4, in some embodiments, the envelope on the vertex of the rib ridge 24 is in periodically variable third
Curve (each high point i.e. on 24 curve of rib ridge is connected with a smoothed curve), curved section in the period of the third curve by
The 4th curve that one article of vertex meets concussion function constraint is constituted, and the concussion line number corresponding with the second curve one of the 4th curve
It causes.
In practical applications, the low spot (i.e. the vertex of indent on the curve 22/23 of prism bottom two) of second curve
It is on the same straight line, parallel between the straight line and prism long axis or angle is more than 0 and between being less than 15 °.When parallel, generation
The most narrow place of the bottom width of table prism is exactly the distance between each indent vertex on the curve 22/23 of prism bottom two.With one
Fixed angle indicates that only there are one most narrow places in each period.
As shown in figure 4, in some embodiments, the bottom width of the prism follows the variation of prism apex height and becomes
Change, when the height on rib ridge vertex becomes larger, the width synchronization of prism bottom becomes larger, when the change of the height on rib ridge vertex is small, prism
The width synchronization of bottom becomes smaller.
In some embodiments, the crest line of the bottom of the prism two to the face between rib ridge be inner sunken face, outer evagination
Face or forge piece of step type structure.
In some embodiments, as shown in Figure 2 and Figure 4, the A points of the bottom width maximum of the prism and width are minimum
Curved surface angle [alpha] between a points at place is between 20 ° -80 °, angles of the α between straight line T and straight line Q, and wherein T is a points to rib
Vertical line between column central axes, Q are a points to the tangent line between bottom curve between a points and A points.α is preferably 45 ° -65 °.
Further, the cross section of the prism is triangle, and the apex angle of the triangle is 1-150 °, preferably
110 ° -130 °, optimal 120 °.
Further, the width of prism bottom the widest part is 1-150 μm, preferably 40-60 μm.
In practical applications, the cross section of prism can be selected as triangle, and the apex angle of the triangle is 1-150 °, excellent
Ranging from 110 ° -130 ° of choosing, 120 ° of optimal selection.
In practical applications, the width of prism bottom the widest part is 1-150 μm, preferably 40-60 μm.Such as 40 μm,
50 μm or 60 μm.
The present invention also provides a kind of photovoltaic cell component, the photovoltaic module includes multiple cell pieces, connection cell piece
The gap area between the welding upper surface or the cell piece is arranged in welding and light reflection surface, the photovoltaic reflectance coating,
The gap area between the welding upper surface and the cell piece, the photovoltaic can be also arranged in the photovoltaic reflectance coating simultaneously
The length direction of reflectance coating is arranged in parallel with the welding length direction, the gap area length direction.
Using the above preferred scheme, the spatial position not being utilized to illumination in photovoltaic module is arranged in reflectance coating, will
The surface conversion that illumination is reflected into cell piece is electric energy, improves the generated output of photovoltaic module.
In Fig. 2, the sunlight reflection efficiency in different regions and, the bottom width of the prism maximum in afternoon in the morning in order to balance
The curved surface angle [alpha] between a points at the A points and width minimum at place is between 20 ° -80 °, folders of the α between straight line T and straight line Q
Angle, wherein T are a points to the vertical line between prism central axes, and Q is a points to the tangent line between bottom curve between a points and A points.α
Preferably 45 ° -65 °.Angle α i.e. shown in Fig. 2, for example, when α is 20 ° or 45 ° or at 50 ° or 65 ° or 80 °, it may be at certain
The one regional reflection efficiency highest to sunlight, then, the rotating speed of mold or forward speed and knife when we can pass through processing
The stroke and speed of tool feed and withdrawing easily control, and as needed, can also be obtained in the change in shape of cutter
Further adjustment.So, the curved surface of reflecting surface changes easily controllable adjustment and processing, is suitable for large-scale production.Needle
Application to different dimensions area, it may be convenient to be adjusted, periodically variable mirror surface is in addition to that can take into account the morning
Afternoon different periods sunlight reflection efficiency other than, also with the reflection of multi-angle improve reflection sunlight overlay area so that
Reflected light will not limited belt-like zone of the cover on cell piece.As general selection, 45 ° or 65 ° can be chosen.
The present invention also provides a kind of processing methods of reflectance coating, include the following steps：
The first step makes mold, and the cutter periodically moved back and forth, that on the pressure roller at the uniform velocity rotated or at the uniform velocity moves is flat
The periodically variable groove of at least one depth is processed on face die plate；
Second step is imprinted on reflective membrane for the prism structure chimeric with groove using pressure roller or plane template.
Further, the reflective membrane in second step includes flat body, and the colloid layer or anti-being compound on flat body
Optical material layer.
Further, further include third step, reflective layer is made on the colloid layer for imprint out prism structure.
Above-mentioned flat ontology can be flexible film material and the material of colloid layer can be in the prior art
In find related data, repeat no more herein.The above method is only the product of multilayered structure by taking the product of double-layer structure as an example
Can also use this method produce, difference only first manufacture multilayer flat body, or in subsequent process it is compound again
Other functional layers.
The present invention also provides a kind of photovoltaic cell component, the photovoltaic module includes multiple cell pieces, connection cell piece
Reflectance coating in welding and aforementioned exemplary, the photovoltaic reflectance coating are arranged between the welding upper surface or the cell piece
The interstitial area between the welding upper surface and the cell piece can be also arranged in gap area, the photovoltaic reflectance coating simultaneously
Domain, the length direction of the photovoltaic reflectance coating are arranged in parallel with the welding length direction, the gap area length direction.
Using the above preferred scheme, the spatial position not being utilized to illumination in photovoltaic module is arranged in reflectance coating, will
The surface conversion that illumination is reflected into cell piece is electric energy, improves the generated output of photovoltaic module.
As shown in figure 5, a kind of application of photovoltaic reflectance coating, photovoltaic reflectance coating is applied in photovoltaic module 4, to promote light
Lie prostrate component power；Photovoltaic module 4 includes multiple cell pieces 41, connects the welding 42 of cell piece, and the photovoltaic reflectance coating setting exists
42 upper surface of welding, the photovoltaic reflectance coating is additionally arranged at the gap area 45 between cell piece 41, or is arranged simultaneously above-mentioned
Two regions；The length direction of the photovoltaic reflectance coating is arranged in parallel with 45 length direction of gap area, the photovoltaic reflectance coating
Length direction is arranged in parallel with 42 length direction of welding.It is using the advantageous effect of above-mentioned technical proposal：Photovoltaic reflectance coating is arranged
The spatial position not being utilized to illumination in photovoltaic module, the surface conversion that illumination is reflected into cell piece are electric energy, are improved
The generated output of photovoltaic module.
Illustrate that the principle of present invention reflection light in photovoltaic module, photovoltaic reflectance coating 43 of the present invention are pasted with reference to Fig. 6
It pays in 42 surface of welding, incident ray 51 (sunlight), which is incident on to reflect on the reflecting layer of photovoltaic reflectance coating 43 through sheet glass 44, to be changed
Path is at reflection light 52, then is totally reflected change path through 44 surface of sheet glass and helps reflection light 53, eventually arrives at cell piece
41, luminous energy is electric energy by sorption enhanced.
The present invention produces the advantage that：
1, it is conducive to processing and large-scale production, processing cost is low.
2, it is directed to different dimensions area, reflecting face α is easy to adjust.
3, reflectivity is improved for the incidence angles degree of sunlight for the entire sunshine-duration, increases solar energy
The generated output of photovoltaic cell components.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow ordinary skill people
Member can understand present disclosure and be implemented, and it is not intended to limit the scope of the present invention, all according to the present invention
Equivalent change or modification made by Spirit Essence should all cover within the scope of the present invention.
Claims (10)
1. there is a kind of reflectance coating for photovoltaic module partially flat ontology, the ontology to be equipped with for the micro- of reflection light
Structure, the micro-structure are constituted including at least one prism；It is characterized in that, the prism includes 3 crest lines, two of which rib
Line is located on ontology, and another crest line constitutes rib ridge, and the prism bottom is to be in along the envelope of the both sides crest line of long axis direction
Periodically variable first curve, the period inner curve of first curve are met the second song of concussion function constraint by a vertex
Line is constituted, and the shock range of the concussion function tapers into.
2. reflectance coating according to claim 1, which is characterized in that the envelope on the vertex of the rib ridge is in periodically change
The third curve of change, the period inner curve of the third curve are met the 4th curve structure of concussion function constraint by one article of vertex
At, and the concussion line number of the 4th curve is corresponding with the second curve consistent.
3. reflectance coating according to claim 1, which is characterized in that the low spot of second curve is on the same straight line,
Parallel or angle is more than 0 and between being less than 15 ° between the straight line and prism long axis.
4. reflectance coating according to claim 1,2 or 3, which is characterized in that the bottom width of the prism follows prism top
The variation of point height and change, when the height on rib ridge vertex becomes larger, the width synchronization of prism bottom becomes larger, when rib ridge vertex
Height becomes hour, and the width synchronization of prism bottom becomes smaller.
5. reflectance coating according to claim 4, which is characterized in that the crest line of bottom two of the prism is between rib ridge
Face is inner sunken face, convex outward or forge piece of step type structure.
6. reflectance coating according to claim 4, which is characterized in that the A points of the bottom width maximum of the prism and width
For the curved surface angle [alpha] between a points at degree minimum between 20 ° -80 °, angles of the α between straight line T and straight line Q, wherein T is a
For point to the vertical line between prism central axes, Q is a points to the tangent line between bottom curve between a points and A points, α is preferably 45 °-
65°。
7. reflectance coating according to claim 6, which is characterized in that the cross-sectional profiles envelope of the prism is triangle
The apex angle of shape, the triangle is 1-150 °.
8. reflectance coating according to claim 6, which is characterized in that the width of prism bottom the widest part is 1-150 μm,
Preferably 40-60 μm.
9. reflectance coating according to claim 8, which is characterized in that the width of prism bottom the widest part is 40-60 μm.
10. a kind of photovoltaic cell component, which is characterized in that the photovoltaic module includes multiple cell pieces, connects the weldering of cell piece
The gap area between the welding upper surface or the cell piece, institute is arranged in band and light reflection surface, the photovoltaic reflectance coating
Photovoltaic reflectance coating is stated also and can be arranged simultaneously the gap area between the welding upper surface and the cell piece, the photovoltaic is anti-
The length direction and the welding length direction, the gap area length direction for penetrating film are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341034.5A CN108400193A (en) | 2018-04-17 | 2018-04-17 | A kind of reflectance coating and photovoltaic module for photovoltaic module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341034.5A CN108400193A (en) | 2018-04-17 | 2018-04-17 | A kind of reflectance coating and photovoltaic module for photovoltaic module |
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| CN108400193A true CN108400193A (en) | 2018-08-14 |
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| CN201810341034.5A Withdrawn CN108400193A (en) | 2018-04-17 | 2018-04-17 | A kind of reflectance coating and photovoltaic module for photovoltaic module |
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| US20050141243A1 (en) * | 2000-08-18 | 2005-06-30 | Reflexite Corporation | Differentially-cured materials and process for forming same |
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| US20100150509A1 (en) * | 2008-12-12 | 2010-06-17 | Chi-Feng Lin | Brightness enhancement film and backlight module |
| CN106950626A (en) * | 2017-05-08 | 2017-07-14 | 苏州高德辰光电科技有限公司 | A kind of optical reflection film and preparation method thereof and photovoltaic cell component |
| CN208570639U (en) * | 2018-04-17 | 2019-03-01 | 上海玛企电子科技有限公司 | A kind of reflectance coating and photovoltaic module for photovoltaic module |
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