CN208938983U - A kind of solar power generation component - Google Patents
A kind of solar power generation component Download PDFInfo
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- CN208938983U CN208938983U CN201821610293.5U CN201821610293U CN208938983U CN 208938983 U CN208938983 U CN 208938983U CN 201821610293 U CN201821610293 U CN 201821610293U CN 208938983 U CN208938983 U CN 208938983U
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- 238000010248 power generation Methods 0.000 title claims abstract description 104
- 239000002131 composite material Substances 0.000 claims abstract description 38
- 239000010410 layer Substances 0.000 claims description 114
- 239000000463 material Substances 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000005341 toughened glass Substances 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 19
- 229920001187 thermosetting polymer Polymers 0.000 claims description 14
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- 229920005989 resin Polymers 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 10
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- 239000010408 film Substances 0.000 description 76
- 239000000835 fiber Substances 0.000 description 46
- 239000002313 adhesive film Substances 0.000 description 29
- 230000002787 reinforcement Effects 0.000 description 28
- 238000000465 moulding Methods 0.000 description 24
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 23
- 239000004926 polymethyl methacrylate Substances 0.000 description 23
- 239000004417 polycarbonate Substances 0.000 description 22
- 238000010030 laminating Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 14
- 239000003292 glue Substances 0.000 description 12
- 229920001169 thermoplastic Polymers 0.000 description 11
- 239000004416 thermosoftening plastic Substances 0.000 description 11
- 239000011521 glass Substances 0.000 description 10
- 238000003475 lamination Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 239000011152 fibreglass Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
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- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000013084 building-integrated photovoltaic technology Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- FRLJSGOEGLARCA-UHFFFAOYSA-N cadmium sulfide Chemical compound [S-2].[Cd+2] FRLJSGOEGLARCA-UHFFFAOYSA-N 0.000 description 1
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- HVMJUDPAXRRVQO-UHFFFAOYSA-N copper indium Chemical compound [Cu].[In] HVMJUDPAXRRVQO-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
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- 229910052733 gallium Inorganic materials 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
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Classifications
-
- 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 relates to photovoltaic arts, disclose a kind of solar power generation component, there is a problem of that yield is lower to alleviate existing solar power generation component.The stability that solar power generation component can be improved is conducive to the yield for improving solar power generation component.In the utility model, solar power generation component includes: foreboard, solar battery chip and backboard, and foreboard, solar battery chip, backboard are cascading；Foreboard and/or backboard are composite layer；The percent thermal shrinkage of backboard and foreboard matches.In addition, the solar power generation component alleviates the weight of solar power generation component, is conducive to improve installation effectiveness, improves the using experience degree of user due to using composite material foreboard and/or composite material backboard.
Description
Technical field
The utility model relates to photovoltaic art, in particular to a kind of solar power generation component.
Background technique
With the development of science and technology, photovoltaic power generation technology is widely used, solar power generation component is incited somebody to action as a kind of
Solar power generation (photovoltaic) is integrated into the demand on other products (such as being applied to integrated photovoltaic building BIPV) also increasingly
Greatly.
Currently, the foreboard of existing solar power generation component is glass, backboard is resin, and the two is easy in laminated into type
Solar battery chip crack is caused, the yield of solar cell module is reduced.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of solar power generation component, to alleviate the existing sun
Energy electrification component has that yield is lower.
In order to solve the above technical problems, the embodiments of the present invention provides a kind of solar power generation component, comprising:
Foreboard, solar battery chip and backboard, the foreboard, the solar battery chip, the backboard are cascading；
The foreboard and/or the backboard are composite layer；The percent thermal shrinkage of the backboard and the foreboard matches.
The utility model embodiment in terms of existing technologies, the foreboard and/or backboard of the solar power generation component
For composite layer；And match backboard with the percent thermal shrinkage of foreboard, the risk of solar battery chip crack is reduced,
The stability for improving solar power generation component is conducive to the yield for improving solar power generation component.
Optionally, the foreboard is the light transmissive composite materials layer formed using the material of shape-plastic；The backboard is to adopt
The supporting layer formed with fiber-reinforced resin matrix compound material.
In terms of existing technologies, which can due to using shape for the utility model embodiment
Light transmissive composite materials foreboard is prepared in the thin-film material of modeling, and backboard is to be formed using fiber-reinforced resin matrix compound material
Supporting layer；The overall weight for alleviating solar power generation component makes the solar power generation component lightweight, is conducive to improve peace
Efficiency is filled, user experience degree is improved.
Optionally, the foreboard and/or backboard type structure in curved surface.
Foreboard is obtained by using the light transmissive composite materials layer that the material of shape-plastic is formed, can according to need and be molded
To curved face type structure foreboard, so that the diversification of solar power generation kit form, alleviating existing solar power generation component is
Plate-like structure, it is in the form of a single, it is not able to satisfy the diversified building demand of user, improves the using experience degree of user.
Optionally, the absolute value of the difference of the percent thermal shrinkage of the backboard and the foreboard is less than or equal to 0.08%.
By the way that the percent thermal shrinkage control of backboard and foreboard within a preset range, is reduced internal stress in lamination process, greatly
The risk of chip crack is reduced greatly, to be conducive to improve the yield of solar power generation component.
Optionally, the light transmissive composite materials layer includes the first structure layer for light transmission.
By the way that the first structure layer of light transmission is arranged, the translucency of solar power generation component is improved, is conducive to improve user
Visual experience.
Optionally, the first structure layer is single-layer or multi-layer.
By the way that multilayer first structure layer is arranged, the shock resistance of the solar power generation component can be improved, improve this
Adaptability of the solar power generation component to bad weather (such as hail).
Optionally, the thickness of the foreboard is more than or equal to 2.5mm；The thickness of the backboard is more than or equal to 2mm, with full respectively
The foreboard of foot solar components (such as solar tile) for building and the Structural strength calls of backboard.
Optionally, the first structure layer is the film photic zone formed using thermoplastic film or thermoset film.
Optionally, the first structure layer is the film photic zone formed using thermoplastic film or thermoset film.
Optionally, the film photic zone uses fiber reinforcement type thermoplastic film or fiber reinforcement type thermoset film.
Optionally, the film photic zone uses fiber reinforcement PMMA (polymethyl methacrylate) or fiber-reinforced PC
(polycarbonate).
Optionally, reinforcing fiber used by the fiber reinforcement type thermoplastic film or fiber reinforcement type thermoset film
For any one of S grades of high light transmission fiberglass scrims, high light transmission glass fabric or unidirectional fibre.
Optionally, the thickness of the foreboard is more than or equal to 2.5mm；The thickness of the backboard is more than or equal to 2mm.
Optionally, the light transmissive composite materials layer further includes the second structure sheaf for blocking water.
By the way that the second structure sheaf is arranged, it is therefore prevented that steam invades solar battery chip from foreboard, to solar battery
Chip damages.
Optionally, second structure sheaf with a thickness of 0.25mm-0.4mm.
Optionally, second structure sheaf is less than or equal to 10 using tempered glass or using water vapor rejection rate-3g/m2/day
The film that blocks water.
Optionally, the tempered glass with a thickness of 0.25-0.33mm, the film that blocks water with a thickness of 0.3-0.4mm.
Optionally, the light transmissive composite materials layer further includes for gluing the first structure layer and second structure sheaf
The adhesive film of knot.
Optionally, the adhesive film uses any one of EVA glue, PVB glue or PEO glue.
Optionally, the solar power generation component is flexible solar power generation component.
The solar power generation component uses flexible solar power generation component, can more easily be formed generally curved
Solar power generation component, suitable for the building of curved surface, has expanded the sun so that the form of solar power generation component is more diversified
The application range of energy electrification component, further improves the usage experience of user.
Optionally, the curved surface of the foreboard towards sunlight is formed with UV-resistant layer.
UV-resistant layer is set by the curved surface in foreboard, improves the uvioresistant performance of the solar power generation component.
Optionally, the curved surface of the foreboard is formed with coloring layer.
By the way that coloring layer is arranged in the curved surface of the foreboard, the performance attractive in appearance of the solar power generation component is improved；
Meanwhile the diversity of the solar power generation component color is improved, preferably to merge with building, expand solar power generation
The application range of component.
Optionally, the temperature being cascading is 135 DEG C~142 DEG C.
Compared with prior art, the utility model embodiment has the advantages that the utility model embodiment provides
Solar power generation component include: foreboard, solar battery chip and backboard, foreboard, solar battery chip, backboard are successively
It is stacked；Foreboard and/or backboard are composite layer；The percent thermal shrinkage of backboard and foreboard matches.Therefore, the utility model
The technical solution that embodiment provides, can alleviate existing solar power generation component has that yield is lower.By backboard with
The percent thermal shrinkage of foreboard is matched, and the risk of solar battery chip crack is reduced, and improves solar power generation component
Stability is conducive to the yield for improving solar power generation component.In addition, the solar power generation component is due to using composite material
Foreboard and/or composite material backboard, alleviate the weight of solar power generation component, are conducive to improve installation effectiveness, improve use
The using experience degree at family.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing solar tile；
Fig. 2 is a kind of the first curved-surface structure schematic diagram of solar power generation component provided by the embodiment of the utility model；
Fig. 3 is a kind of second of curved-surface structure schematic diagram of solar power generation component provided by the embodiment of the utility model；
Fig. 4 is a kind of the third curved-surface structure schematic diagram of solar power generation component provided by the embodiment of the utility model；
Fig. 5 is a kind of the 4th kind of curved surface structural schematic diagram of solar power generation component provided by the embodiment of the utility model.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order to make the reader understand this application better, many technical details are proposed.But even if without these skills
The application technical side claimed also may be implemented in art details and various changes and modifications based on the following respective embodiments
Case.
As shown in Figure 1, being to be applied to a kind of solar tile (solar power generation component) of building integrated photovoltaic component
Example, is of course equally applicable to solar power generation window and power generating wall.Existing solar tile generally uses following frame mode group
At component: the material of solar tile from top to bottom is successively are as follows: 1) tempered glass；2) EVA adhesive film；3) solar battery chip；4)
EVA adhesive film 5) resin material；As it can be seen that existing solar tile using tempered glass as foreboard, resin material is as backboard, two
Person be easy to cause solar battery chip crack in laminated into type, reduces the yield of solar cell module.In addition, tempering
Glass front plate is generally thicker (>=3mm), so that solar tile overall weight is larger, influences installation effectiveness, user experience degree
It is not high.And using glass as foreboard, it is difficult to molded surface curved-surface structure or higher cost, so that architecture-integral structure is set
It counts and using limited.
In view of this, the utility model embodiment provides a kind of solar power generation component, to alleviate existing solar energy
Electrification component has that yield is lower.The foreboard and/or backboard of the solar power generation component are composite layer；It alleviates
The weight of solar power generation component is conducive to improve installation effectiveness, improves the using experience degree of user.And by backboard and foreboard
Percent thermal shrinkage matched, reduce the risk of solar battery chip crack, improve the stabilization of solar power generation component
Property, be conducive to the yield for improving solar power generation component.In addition, the technical solution can be improved solar power generation modular construction
Diversity expands the application field and usage scenario of solar power generation component, improves the using experience degree of user.
The first embodiment of the utility model is related to a kind of solar power generation component, which can be
Solar tile, solar power generation window and solar power generation wall etc. are applied to integrated photovoltaic building field, can be naturally also applied to
Other field of photovoltaic power generation.Specifically, the solar power generation component includes: foreboard, solar battery chip and backboard, it is above-mentioned
Foreboard, above-mentioned solar battery chip, above-mentioned backboard be cascading；Foreboard and/or backboard are composite layer；
The percent thermal shrinkage of backboard and foreboard matches.
Specifically, above-mentioned foreboard is the light transmissive composite materials layer formed using the material of shape-plastic；Backboard is to use
The supporting layer that fiber-reinforced resin matrix compound material is formed；The percent thermal shrinkage of above-mentioned backboard and above-mentioned foreboard matches.
Since the percent thermal shrinkage of backboard and foreboard matches, backboard is also shape-plastic, shape-plastic here
Refer to and be total in mold process and can be flowed in a certain range in high temperature, changes shape with mold.Foreboard or backboard are total in high temperature
Shape can be changed with mold in mold process, have the advantage that (a) and plane solar power generation component or hot bending curved surface
The solar power generation component of glass is compared, and the dimensional stability of curved surface class product greatly improves；(b) different foreboards are greatly reduced
The internal stress generated between backboard by shrinking percentage difference, so that the risk of solar battery chip crack reduces；(c) sun
Energy electrification component is that the film layer for forming raw material is directly pressed and molded with solar battery chip, due to integration
Molding eliminates adhesive film bonding between backboard and battery chip (when especially backboard is SMC, verifying by test).
Solar power generation component provided by the embodiment of the utility model due to use composite material foreboard and/or backboard,
Backboard is matched with the percent thermal shrinkage of foreboard, improves solar power generation group by the weight for alleviating solar cell module
The stability of part is conducive to improve product yield；Specifically, it is compound that light transmission is prepared using the thin-film material of shape-plastic
Material foreboard, alleviates the weight of solar power generation component, and forms backboard using fiber-reinforced resin matrix compound material
Supporting layer, further mitigate weight, make the solar cell module lightweight, be conducive to improve installation effectiveness.
Further, above-mentioned foreboard and/or backboard type structure in curved surface；The solar power generation component is by using shape
Foreboard mating mold is made the curved face type knot of needs as foreboard by the light transmissive composite materials layer that plastic thin-film material is formed
Structure, so that the diversification of solar power generation kit form, alleviating existing solar power generation component is plate-like structure, form
It is single, it is not able to satisfy the diversified building demand of user, improves the using experience degree of user.
Optionally, the absolute value of the difference of the percent thermal shrinkage of above-mentioned backboard and above-mentioned foreboard is less than or equal to 0.08%.Its
In, difference=(shrinking percentage-foreboard shrinking percentage of backboard)/foreboard shrinking percentage of percent thermal shrinkage.By by backboard and foreboard
Percent thermal shrinkage controls within preset range 0.08%, reduces internal stress in lamination process, greatly reduces chip crack
Risk, to be conducive to improve the yield of solar power generation component.
Optionally, above-mentioned light transmissive composite materials layer includes the first structure layer for light transmission.Pass through the of setting light transmission
One structure sheaf improves the translucency of solar power generation component, is conducive to the visual experience for improving user.
Optionally, above-mentioned first structure layer with a thickness of 0.2mm-0.4mm.Specifically, being formed by way of plated film
The film of thickness 0.2mm-0.4mm is prepared first structure layer.
Optionally, above-mentioned first structure layer is single-layer or multi-layer.By the way that multilayer first structure layer is arranged, this can be improved
The shock resistance of solar power generation component improves the adaptation of the solar power generation component to bad weather (such as hail)
Property.
Optionally, above-mentioned first structure layer is the film photic zone formed using thermoplastic film or thermoset film.
Optionally, above-mentioned film photic zone is thin using fiber reinforcement type thermoplastic film or fiber reinforcement type thermosetting property
Film.
Specifically, above-mentioned film photic zone uses fiber reinforcement PMMA or fiber-reinforced PC.
Optionally, enhance fibre used by above-mentioned fiber reinforcement type thermoplastic film or fiber reinforcement type thermoset film
Dimension is any one of S grades of high light transmission fiberglass scrims, high light transmission glass fabric or unidirectional fibre.
It should be pointed out that the high light transmission thermosetting materials such as the PC of non-fiber enhancing can also be used in the film photic zone of foreboard
Or high light transmitting thermoplastic's material such as PMMA of non-fiber enhancing, backboard needs to carry out percent thermal shrinkage matching with it at this time.
Optionally, the thickness of above-mentioned foreboard is more than or equal to 2.5mm；The thickness of above-mentioned backboard is more than or equal to 2mm, so that
The structural strength of foreboard and backboard reaches the intensity requirement of solar components (such as solar tile) for building.
Optionally, above-mentioned backboard is the supporting layer formed using fiber-reinforced resin matrix compound material.
In view of SMC (fiber reinforcement type unsaturated polyester resin) can accomplish the adjusting tool of shrinking percentage in a big way
Body, above-mentioned supporting layer uses SMC.Certainly, backboard can also select other fiber-reinforced resin matrix compound materials to be formed
Supporting layer.
Optionally, above-mentioned light transmissive composite materials layer further includes the second structure sheaf (also known as water vapor rejection for blocking water
Layer).By the way that the second structure sheaf is arranged, it is therefore prevented that steam invades solar battery chip from foreboard, to solar battery chip
It damages.
Optionally, the second above-mentioned structure sheaf with a thickness of 0.25mm-0.4mm.
Optionally, the second above-mentioned structure sheaf is less than or equal to 10 using tempered glass or using water vapor rejection rate-3g/m2/
The film that blocks water of day.
Optionally, above-mentioned tempered glass with a thickness of 0.25-0.33mm；The above-mentioned film that blocks water with a thickness of 0.3-
0.4mm.Likewise, the film that blocks water can form the second structure sheaf of respective thickness by way of plated film.
Second structure sheaf is directly arranged on the solar battery chip；Or the second structure sheaf setting exists
Between the first structure layer.
It should be pointed out that for HIT (amorphous/monocrystalline hetero-junctions) solar components or crystal silicon class solar components, nothing
It needs the second structure sheaf (ultra-thin tempered glass or the film that blocks water).
Optionally, above-mentioned light transmissive composite materials layer further includes for by above-mentioned first structure layer and the second above-mentioned knot
The adhesive film of structure layer bonding.
Optionally, above-mentioned adhesive film uses any one of EVA glue, PVB glue or PEO glue.
It should be pointed out that adhesive film can also often use glue film, the moulding process temperature of adhesive film using other photovoltaics
The material for the glue that need to be selected with adhesive film is adaptively adjusted.
Optionally, above-mentioned solar power generation component is flexible solar power generation component.
Herein, solar battery chip can be using flexible material as the copper indium gallium selenide cell chip of substrate, amorphous silicon electricity
One of chamber chip, micro-crystalline silicon cell chip, gallium arsenide cells chip, cadmium telluride cells chip, cadmium sulphide cell chip.
In the present embodiment, flexible solar power generation component is with flexibility is good, frivolous, dim light is good, Color tunable, shape
The adaptability and practicability of solar power generation component can be improved in the advantages that plasticity.
Optionally, the curved surface of above-mentioned foreboard towards sunlight is formed with UV-resistant layer, by the way that UV-resistant layer is arranged
The uvioresistant performance of solar power generation component can be improved with uvioresistant.
Optionally, the curved surface of above-mentioned foreboard is formed with coloring layer, and coloring layer is for keeping solar power generation component
Beauty；Coloring layer is formed by plated film, the performance attractive in appearance of the solar power generation component on the one hand can be improved；On the other hand,
The diversity of the solar power generation component color is also improved, preferably to merge with building, has expanded solar power generation group
The application range of part.
It should be noted that above-mentioned UV-resistant layer is usually that organic silicon+transparent inorganic material plated film is formed；For
Beautiful coloring layer is usually various colored mineral depositions (such as perovskite) are formed.In addition, the high light transmission in the application
Refer to that light transmittance can reach 85%-95%.
Optionally, the above-mentioned temperature being cascading is 135 DEG C~142 DEG C.Specifically, the temperature being cascading
Degree is 138 DEG C.
Technical solution provided in this embodiment uses light transmissive composite materials layer foreboard+battery chip+composite layer backboard
Frame mode, specifically, by using the fiber-reinforced thermoplastic or semi-curing fiber-reinforced thermoset of shape-plastic
Property material formed foreboard and backboard；While mitigating lightweight packages, solves traditional glass heat comer pieces dimensional stability
The problem of difference, material cost is high, laminating technology inefficiency, improves the stability of solar power generation component and reduces production
Cost, while being to manufacture and design the solar power generation component that outer surface is curved surface, a kind of selectable scheme is provided.
In order to make it easy to understand, technical solution provided by the utility model is illustrated below with reference to example:
Example 1:
Fig. 2 shows a kind of the first curved-surface structure signals of solar power generation component provided by the embodiment of the utility model
Figure；
Referring to Fig. 2, which includes: foreboard, solar battery chip and backboard, foreboard, solar energy
Battery chip, backboard are cascading；Foreboard is the light transmissive composite materials layer formed using the material of shape-plastic；Above-mentioned
Backboard is the supporting layer formed using fiber-reinforced resin matrix compound material；The percent thermal shrinkage of backboard and foreboard matches.
Above-mentioned foreboard and/or backboard type structure in curved surface；Above-mentioned light transmissive composite materials layer includes for light transmission
One structure sheaf；Above-mentioned first structure layer is the film photic zone formed using thermoplastic film；Above-mentioned film photic zone is adopted
With fiber reinforcement type thermoplastic film；Above-mentioned film photic zone uses fiber reinforcement PMMA；Above-mentioned backboard uses SMC.
Above-mentioned light transmissive composite materials layer includes the second structure sheaf for blocking water；The second above-mentioned structure sheaf is using ultra-thin
Tempered glass；
Above-mentioned light transmissive composite materials layer further includes for gluing above-mentioned first structure layer and the second above-mentioned structure sheaf
The adhesive film of knot.
Wherein, 1) fiber reinforcement PMMA is film composite structure, and monofilm thickness 0.2mm-0.4mm can MULTILAYER COMPOSITE；
Two layers of fiber reinforcement PMMA is schematically shown only in figure；I.e. first structure layer is two layers.
2) reinforcing fiber is using S grade high light transmission fiberglass scrims or other high light transmission glass fabrics/unidirectionally
Fiber；
3) ultra-thin tempered glass is with a thickness of 0.25mm-0.33mm；
4) before entire at plate material minimum thickness >=2.5mm when, structural strength can reach plate material before solar tile
Requirement；Here at the thickness minimum for referring to first layer fiber reinforcement PMMA (Tu Zhong top layer) at minimum thickness.
5) curved surface of fiber reinforcement PMMA can also carry out the processing such as uvioresistant, coloring；It can specifically be set according to product
Meter demand carries out plated film and generates UV-resistant layer and coloring layer, to improve the scope of application of product；
6) fiber reinforcement PMMA uses EVA adhesive film Nian Jie and (the forming temperature 135 that is cascading with ultra-thin tempered glass
DEG C~142 DEG C), it can also be cascading jointly after laying with lower layer's solar battery chip and backboard；
In this example, successively by first layer fiber reinforcement PMMA (Tu Zhong top layer), ultra-thin tempered glass, second layer fiber
Reinforced PMMA, solar battery chip, backboard laying；And lamination one is carried out after first layer fiber reinforcement PMMA places mold
Molding, obtains the curved-surface structure shown in Fig. 2.Due to integrated molding, eliminates and glued between backboard and solar battery chip
The EVA/PVB adhesive film connect.
7) SMC back plate thickness >=2mm, structural strength can reach the requirement of solar tile back veneer material；
The implementing process of this example is as follows:
1) mold prepare: steel mold connect with the upper and lower plate of laminating machine (curve mold is connect with laminating machine lower plate, mold and
The table top of laminating machine uses rubber filling), surface cleaning simultaneously coats release agent, and molding target temperature is warming up to together with laminating machine
Degree；
2) laying:
Specifically, the laying step includes:
(1) it foreboard laying: according to mold cavity volume and density of material, cuts, position lay down fibre reinforced PMMA film, top
The ultra-thin tempered glass of laying (up and down distinguish laying EVA adhesive film), thereon lay down fibre reinforced PMMA film again；
(2) EVA adhesive film is set between solar battery chip and preceding board interface；
(3) solar battery chip and SMC are directly connected to, without setting EVA adhesive film.
3) quickly molding and demoulding: according to the molding and demoulding of the battery laminated technique of conventional photovoltaic；
It should be pointed out that molding temperature depends on the glue film used.In addition, it is contemplated that ultra-thin tempered glass and solar energy
The difference (such as percent thermal shrinkage etc.) of battery chip is larger, if two layers is connected directly, easily leads to the fragmentation of ultra-thin tempered glass, drop
The yield of low solar power generation component, therefore be provided between above-mentioned ultra-thin tempered glass and above-mentioned solar battery chip
At least one layer of first structure layer.In other words, the second structure sheaf is arranged between first structure layer, wherein first structure layer is single
Layer or multilayer.One layer of fiber reinforcement is provided between ultra-thin tempered glass and solar battery chip specifically, showing in Fig. 2
PMMA。
Example 2:
Fig. 3 shows a kind of second of curved-surface structure signal of solar power generation component provided by the embodiment of the utility model
Figure；
Difference with example 1 is: the second above-mentioned structure sheaf is less than or equal to 10 using water vapor rejection rate-3g/m2/ day's
Block water film；Above-mentioned solar power generation component is flexible solar power generation component；
Wherein, block water film thickness 0.3mm-0.4mm；Fiber reinforcement PMMA is Nian Jie and successively using EVA adhesive film with the film that blocks water
It is stacked (138 DEG C of forming temperature), can also be cascading jointly after laying with lower layer's flexible battery chip and backboard；This
In embodiment, successively by first layer fiber reinforcement PMMA (Tu Zhong top layer), the film that blocks water, second layer fiber reinforcement PMMA, flexibility
Solar power generation component, backboard laying；And first layer fiber reinforcement PMMA, backboard place mold after carry out lamination one at
Type obtains the whole curved-surface structure shown in Fig. 3.Due to integrated molding, eliminate between backboard and solar battery chip
The EVA/PVB adhesive film of bonding.
The implementing process of this example is as follows:
1) mold prepares: steel mold connect (table top of mold and laminating machine uses rubber filling) with the upper and lower plate of laminating machine,
Surface cleaning simultaneously coats release agent, and molding target temperature is warming up to together with laminating machine；
2) laying:
(1) it foreboard laying: according to mold cavity volume and density of material, cuts, position lay down fibre reinforced PMMA film, top
Laying blocks water film (distinguishing laying EVA adhesive film up and down), lay down fibre reinforced PMMA film (first layer fiber reinforcement again thereon
PMMA)；
(2) solar battery chip and preceding board interface are bonded using EVA adhesive film；
(3) solar battery chip and SMC are directly connected to, and are bonded without using EVA adhesive film.
3) quickly molding and demoulding: according to the molding and demoulding of the battery laminated technique of conventional photovoltaic, molding temperature is depended on
The glue film of use.
It should be noted that the film that blocks water can be directly arranged on the solar battery chip, in other words, the film that blocks water can
To be directly connected (contact) with solar battery chip.
Example 3:
Fig. 4 shows a kind of the third curved-surface structure signal of solar power generation component provided by the embodiment of the utility model
Figure；
Difference with example 1 is: above-mentioned first structure layer is the film photic zone formed using thermoset film；On
The film photic zone stated uses fiber reinforcement type thermoset film；Above-mentioned film photic zone uses fiber-reinforced PC.
Wherein, 1) fiber-reinforced PC is film composite structure, and monofilm thickness 0.2mm-0.4mm can MULTILAYER COMPOSITE；Figure
In schematically show only two layers of fiber-reinforced PC, i.e., first structure layer is two layers；
2) reinforcing fiber is using S grade high light transmission fiberglass scrims or other high light transmission glass fabrics/unidirectionally
Fiber；
3) fiber-reinforced PC uses EVA adhesive film Nian Jie and (the forming temperature 138 that is cascading with ultra-thin tempered glass
DEG C), it can also be cascading jointly after laying with lower layer's solar battery chip and backboard；
In this example, successively first layer fiber-reinforced PC (Tu Zhong top layer), ultra-thin tempered glass, second layer fiber are increased
Strong PC, solar battery chip, backboard laying；And lamination integrated molding is carried out after first layer fiber-reinforced PC places mold,
Obtain the curved-surface structure shown in Fig. 2.Due to integrated molding, eliminate bonding between backboard and solar battery chip
EVA/PVB adhesive film.
The implementing process of this example is as follows:
1) mold prepares: steel mold connect (table top of mold and laminating machine uses rubber filling) with the upper and lower plate of laminating machine,
Surface cleaning simultaneously coats release agent, and molding target temperature is warming up to together with laminating machine；
2) laying:
Specifically, the laying step includes:
(1) it foreboard laying: according to mold cavity volume and density of material, cuts, position lay down fibre enhancing PC film, top paving
Ultra-thin tempered glass (distinguishing laying EVA adhesive film up and down) is put, lay down fibre enhances PC film again thereon；
(2) solar battery chip and preceding board interface, using EVA adhesive film；
(3) solar battery chip and SMC are directly connected to.
3) quickly molding and demoulding: according to the molding and demoulding of the battery laminated technique of conventional photovoltaic, molding temperature is depended on
The glue film of use.
Example 4:
Fig. 5 shows a kind of the 4th kind of curved surface structural representation of solar power generation component provided by the embodiment of the utility model
Figure；
Example 4 is roughly the same with example 2, is in place of the main distinction: above-mentioned first structure layer is thin using thermosetting property
The film photic zone that film is formed；Above-mentioned film photic zone uses fiber reinforcement type thermoset film；Above-mentioned film photic zone
Using fiber-reinforced PC.
Wherein, 1) fiber-reinforced PC is film composite structure, and monofilm thickness 0.2mm-0.4mm can MULTILAYER COMPOSITE；Figure
In schematically show only two layers of fiber-reinforced PC；
2) reinforcing fiber is using S grade high light transmission fiberglass scrims or other high light transmission glass fabrics/unidirectionally
Fiber；
3) fiber-reinforced PC is Nian Jie using EVA adhesive film with the film that blocks water and is cascading (138 DEG C of forming temperature), can also
It is cascading jointly after laying with lower layer's flexible solar power generation component and backboard；
In this example, successively by first layer fiber-reinforced PC (Tu Zhong top layer), the film that blocks water, second layer fiber-reinforced PC,
Flexible solar power generation component, backboard laying；And first layer fiber-reinforced PC, backboard place mold after carry out lamination one at
Type obtains the curved-surface structure shown in Fig. 2.Due to integrated molding, eliminate be bonded between backboard and solar battery chip
EVA/PVB adhesive film.
The implementing process of this example is as follows:
1) mold prepares: steel mold connect (table top of mold and laminating machine uses rubber filling) with the upper and lower plate of laminating machine,
Surface cleaning simultaneously coats release agent, and molding target temperature is warming up to together with laminating machine；
2) laying:
Specifically, the laying step includes:
(1) it foreboard laying: according to mold cavity volume and density of material, cuts, position lay down fibre enhancing PC film, top paving
The film that blocks water (distinguishing laying EVA adhesive film up and down) is put, lay down fibre enhances PC film again thereon；
(2) solar battery chip and preceding board interface, using EVA adhesive film；
(3) solar battery chip and SMC are directly connected to.
3) quickly molding and demoulding: according to the molding and demoulding of the battery laminated technique of conventional photovoltaic, molding temperature is depended on
The glue film of use.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (10)
1. a kind of solar power generation component characterized by comprising foreboard, solar battery chip and backboard, before described
Plate, the solar battery chip, the backboard are cascading；The foreboard and/or the backboard are composite layer；
The percent thermal shrinkage of the backboard and the foreboard matches.
2. solar power generation component according to claim 1, which is characterized in that the thermal contraction of the backboard and the foreboard
The absolute value of the difference of rate is less than or equal to 0.08%.
3. solar power generation component according to claim 1, which is characterized in that the foreboard is the material using shape-plastic
Expect the light transmissive composite materials layer formed；The backboard is the supporting layer formed using fiber-reinforced resin matrix compound material；It is described
Foreboard and/or backboard type structure in curved surface.
4. solar power generation component according to claim 3, which is characterized in that the light transmissive composite materials layer includes being used for
The first structure layer of light transmission, the first structure layer are single-layer or multi-layer.
5. solar power generation component according to claim 4, which is characterized in that the first structure layer is using thermoplasticity
The film photic zone that film or thermoset film are formed.
6. solar power generation component according to claim 1, which is characterized in that the thickness of the foreboard is more than or equal to
2.5mm；The thickness of the backboard is more than or equal to 2mm.
7. solar power generation component according to claim 4, which is characterized in that the light transmissive composite materials layer further includes using
In the second structure sheaf to block water.
8. solar power generation component according to claim 7, which is characterized in that second structure sheaf uses tempered glass
Or it is less than or equal to 10 using water vapor rejection rate-3g/m2The film that blocks water of/day；Second structure sheaf with a thickness of 0.25mm-
0.4mm。
9. solar power generation component according to claim 7, which is characterized in that second structure sheaf is directly arranged at institute
It states on solar battery chip；Or second structure sheaf is arranged between the first structure layer.
10. solar power generation component according to claim 1, which is characterized in that the foreboard is towards the surface of sunlight
It is formed at least one of UV-resistant layer, coloring layer.
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| CN111129306A (en) * | 2020-01-19 | 2020-05-08 | 成都新柯力化工科技有限公司 | Method for improving crystalline density of perovskite absorption layer of solar cell |
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Cited By (2)
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| CN111129306A (en) * | 2020-01-19 | 2020-05-08 | 成都新柯力化工科技有限公司 | Method for improving crystalline density of perovskite absorption layer of solar cell |
| CN111129306B (en) * | 2020-01-19 | 2021-01-12 | 山西穿越光电科技有限责任公司 | Method for improving crystalline density of perovskite absorption layer of solar cell |
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