CN203850315U - Solar cell module - Google Patents

Solar cell module Download PDF

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Publication number
CN203850315U
CN203850315U CN201420210233.XU CN201420210233U CN203850315U CN 203850315 U CN203850315 U CN 203850315U CN 201420210233 U CN201420210233 U CN 201420210233U CN 203850315 U CN203850315 U CN 203850315U
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CN
China
Prior art keywords
solar
solar cell
cell module
pvc
chip
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Expired - Lifetime
Application number
CN201420210233.XU
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Chinese (zh)
Inventor
徐松炎
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HANHZHOU YONGDIAN ILLUMINATION CO Ltd
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HANHZHOU YONGDIAN ILLUMINATION CO Ltd
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Priority to CN201420210233.XU priority Critical patent/CN203850315U/en
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Publication of CN203850315U publication Critical patent/CN203850315U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Photovoltaic Devices (AREA)

Abstract

The utility model relates to a solar cell module which not only has excellent weather resistance, but also has reliable sealing performance. The solar cell module comprises a solar chip, wherein the periphery of the solar chip is hermetically coated by a PVC paste material to form the solar cell module. A shaping material of the solar cell module adopts the PVC paste material. The solar cell module has the advantages that, first, the PVC paste material is adopted to act as the shaping material for mold core sealing of the solar chip, thereby not only having good ultraviolet resistance, low temperature resistance and weather resistance, but also achieving a range of level V-2 to level V-0 in flame resistance; and second, required shapes of solar panels can be formed by the solar cell module according to different requirements of users, thereby not only fundamentally changing a technical prejudice that technicists in the field think for a long time that the PVC paste material cannot act as a sealing and shaping material for solar cells, but also fundamentally changing a technical prejudice that solar chips can only be distributed in a rectangular mode but not be distributed along with the shape.

Description

Solar module
Technical field
The utility model relates to a kind of excellent weather resistance that both had, and has again the solar module of reliable sealing property, belongs to encapsulating material for solar cell and manufactures field.
Background technology
1, CN103189996A, title " encapsulating material for solar cell ", its comprise meet following important document a1)~a4) and ethene-alpha-olefin copolymer, a1) derive from ethene Component units containing the proportional 80~90mol% of being, and derive from the alpha-olefin of carbon number 3~20 Component units containing the proportional 10~20mol% of being, a2) according to ASTM D1238, at 190 DEG C, under the condition of 2.16kg loading, measuring the MFR obtaining is more than 2g/10 minute and lower than 10g/10 minute, a3) measuring according to ASTM D1505 the density obtaining is 0.865~0.884g/cm3, a4) measuring according to ASTM D2240 the Xiao A hardness obtaining is 60~85.
2, CN101375409A, title " encapsulating material for solar cell ", contain crosslinkable resin composition (A), described crosslinkable resin composition (A) is taking ethene (methyl) acrylate copolymer as raw polymer, contain described raw polymer and organic peroxide and crosslinking coagent, it is characterized in that, the decomposition temperature (1 hour half life temperature) of described organic peroxide is below 150 DEG C, total use level of organic peroxide and crosslinking coagent with respect to every 100 weight portion raw polymers in the scope of 0.5~5 weight portion, the proportioning of organic peroxide and crosslinking coagent is that organic peroxide/crosslinking coagent is by weight in 1/5~1/0.1 scope.
3, CN 101138095A, title " encapsulating material for solar cell ", be laminated by bonding refractory layer (A) and resilient coating (B), the difference of the modulus of flexural rigidity of bonding refractory layer (A) and resilient coating (B) is at least more than 30MPa.
4, CN 101872795A, title " solar module encapsulation structure ", comprising: backboard; Face glass.Be positioned at this backboard top; Solar cell, between this backboard and this face glass; Stickies, between this backboard and this face glass, fixes and envelopes this solar cell; And first optical sheet, be positioned at this solar cell top, wherein this first optical sheet is arranged between this face glass and this solar cell and is positioned among this stickies, and this first optical sheet is forward away from the light receiving surface of this solar cell and has concaveconvex structure, and this first optical sheet towards the surface of this solar cell for dorsad, and this first optical sheet tool forward high-penetration and high reflection dorsad.
Utility model content
Purpose of design: design a kind of both had excellent weather resistance and reliable sealing property, again can be independently as encapsulating material for solar cell, can make again the solar module being shaped work out of doors for a long time and can effectively prevent the solar module that steam infiltrates simultaneously.
Design: in order to realize above-mentioned purpose of design.The utility model adopts the design of PVC thickener as solar energy module encapsulant, is technical characteristics of the present utility model.The object of design is like this: it changes the PVC that those skilled in the art think for a long time and sticks with paste due to good dispersion property, can only be used for soft material field uses, as artificial leather, vinyl toy, soft trade mark, wallpaper, paint, foamed plastic etc., can not serve as the technology prejudice of solar cell sealing moulding material.The application Fan Qi road it, adopt PVC to stick with paste as solar cell sealing moulding material, not only can make solar panels may need to be formed in various shapes according to user, and the solar cell of formed thereby is easy to cast, good, heat-resisting, the shock resistance of translucent effect, tear-proof, and can realize a small amount of, many kindizations and produce, the more important thing is that this material realized long-term hermetically sealed, the round-the-clock weather-proof use out of doors of solar cell sealing.
The application adds and is used for absorbing ultraviolet absorbent in PVC sticks with paste; because ultra-violet absorber can absorb sunlight or fluorescence source middle-ultraviolet lamp part; and this body structure does not change; it can discharge high-octane ultraviolet luminous energy energy transform into heat energy or nondestructive longer light wave; thereby protection is added with the material of ultra-violet absorber and exempts from ultraviolet ray destruction; in PVC sticks with paste, add ultra-violet absorber and can effectively stop ultraviolet ray in the sunlight destruction to solar cell sealing module, extend the useful life of solar module.
The object that the application adds antioxidant in PVC sticks with paste is: because the PVC paste plastics after plasticizing are easily aging under the factor effects such as light, heat, oxygen, solvent, auxiliary agent, HCl, i.e. degraded or crosslinked, degenerates its physical and mechanical properties, reduction of service life.The application PVC adds antioxidant effectively to suppress or reduces the macromolecular thermal oxidation of plastics, photooxidation reaction speed in sticking with paste, improve significantly heat-resisting, the light fastness of the PVC paste plastics after plasticizing, delay degraded, ageing process that the PVC after plasticizing sticks with paste plastics, improve the weather resisteant that PVC sticks with paste made solar module, extend the PVC paste plastic products useful life after plasticizing.
The object that the application adds low temperature plasticizer in PVC sticks with paste is: because low temperature plasticizer and PVC paste resin have good compatibility, plasticization effect is good, be difficult for segregation, be difficult for oozing out, and low temperature plasticizer can reduce the vitrification point that the PVC after plasticizing sticks with paste plastics, make its pliability good, the cold tolerance that can improve the PVC paste plastics after plasticizing, makes it still have good serviceability in cold district.
The object that the application adds stabilizer in PVC sticks with paste is: PVC thickener at high temperature plastify or high temperature under use, very easily emit HCL, form unsettled polyene structure.Meanwhile, HCL has autocatalysis, can make PVC further degrade.In addition, if aerobic exists or have iron, aluminium, zinc, tin, copper and cadmium plasma to exist, all can be to the PVC catalytic action of having degraded, accelerate that it is aging.Therefore will there are various bad phenomenon in plastics, as variable color, distortion, be full of cracks, mechanical strength decline, edge hydraulic performance decline, embrittlement etc.In order to address these problems, PVC sticks with paste in plastics must add different cultivars, the stabilizer of different numbers.
Technical scheme: a kind of solar module, comprise solar chip, described solar chip surrounding is by the coated formation of PVC thickener sealing solar module.
The utility model compared with background technology, the one, adopt PVC to stick with paste the moulding material as solar chip core rod sealing, not only there is good UV resistant, low temperature resistant, weatherability, and fire-retardant V-2 to the V-0 level that reaches; The 2nd, can be according to the be shaped profile of required solar panels of solar module for user's different demands, not only fundamentally changed and thought that PVC thickener can not serve as the technology prejudice of solar cell sealing moulding material since the normal phase of those skilled in the art, and fundamentally changed solar chip can only distributed rectangular and the technology prejudice that can not distribute with appearance.
Brief description of the drawings
Fig. 1 is the sectional structure schematic diagram of solar module.
Embodiment
Embodiment 1: with reference to accompanying drawing 1.A kind of solar module, comprises solar chip 1, and described solar chip 1 surrounding is sealed the coated solar module that forms by PVC thickener 2.Described solar chip 1 power line hermetically passing PVC thickener 2 sealants.Solar chip 1 comprises that silicon single crystal wafer or polysilicon chip or other can be by the chips of solar energy converting electrical energy.The said PVC thickener of the application refers to the PVC thickener that contains plasticizer.
Embodiment 2: on the basis of embodiment 1, described solar chip 1 is monolithic encapsulation, i.e. monolithic solar cell (module).
Embodiment 3: on the basis of embodiment 1, described solar chip 1 is multi-disc encapsulation, and multi-disc solar chip 1 is sealed the coated solar module that forms by PVC thickener 2, and the connection in series-parallel between multi-disc solar chip 1 is prior art, is not described herein at this.
Embodiment 4: on the basis of embodiment 1, described PVC contains ultra-violet absorber in sticking with paste, ultra-violet absorber addition is that 100 parts of PVC stick with paste 0.1 part to 0.8 part ultra-violet absorber of resin interpolation.Described ultra-violet absorber is one or more the combination of ultraviolet absorbent UV-531, ultra-violet absorber UV-327, ultraviolet absorbent uv-326, ultra-violet absorber UV-74, ultra-violet absorber UV-9, Ultraviolet Absorber UV-P.
Embodiment 5: on the basis of embodiment 1, described PVC contains antioxidant in sticking with paste.Antioxidant addition is that 100 parts of PVC stick with paste every kind of 0.5 part to 1 part antioxidant of resin interpolation.Described antioxidant is antioxidant 2246, antioxidant 1520, antioxidant 1098, antioxidant 1076, antioxidant 1010, antioxidant 300, antioxidant 264, one or more combinations of irgasfos 168.
Embodiment 6: on the basis of embodiment 1, described PVC contains low temperature resistant additive in sticking with paste.Low temperature resistant additive addition is that 100 parts of PVC stick with paste 5 parts to 20 parts low temperature plasticizer of resin interpolation.Described low temperature resistant additive is diisodecyl adipate (being called for short DIDA), dioctyl adipate (being called for short DOA), dioctyl azelate (being called for short DOZ), decanedioic acid two butyric acid (being called for short DBS), di-n-octyl sebacate (being called for short DOS), one or more combinations of Plexol 201 (being called for short DIOS).
Embodiment 7: on the basis of embodiment 1, described PVC contains stabilizer in sticking with paste.Stabilizer addition is that 100 parts of PVC stick with paste every kind of 0.5 part to 5 parts stabilizer of resin interpolation.Described stabilizer is octyl mercaptan tin, octyl group tin oxide, Bis(lauroyloxy)dioctyltin, maleic acid dioctyltin, butanethiol tin, maleic acid dibutyl tin, laurate maleic acid dibutyl tin, laurate maleic acid dibutyl tin, two butyl tin oxide, dimethyl tin oxide, epoxidized soybean oil, epoxy siritch, phosphite.
Embodiment 8: on the basis of embodiment 1, contain flame-retardant plasticizer during described PVC sticks with paste.Flame-retardant plasticizer addition is that 100 parts of PVC stick with paste 5 parts to 15 parts flame-retardant plasticizers of resin interpolation.Described flame-retardant plasticizer is DP-45, tricresyl phosphate (TCP), triphenyl phosphate (TPP), tributyl phosphate (TBP), trioctyl phosphate (TOP), one or more combinations of diphenyl octyl phosphate (DPOP).
Its solar module manufacturing process, make solar module shaping mould according to the size of the required solar chip 1 of user, by unsettled solar chip 1 in the die cavity of solar module shaping mould, then PVC thickener is injected in the die cavity of solar module shaping mould, 15-30 minute heats, after PVC thickener in solar module shaping mold cavity is solidified, solar module after solidifying is deviate from from the die cavity of solar module shaping mould, obtained solar module.Described heating heated or drying tunnel is heated for baking oven.
It is to be understood that: although above-described embodiment is to the mentality of designing of the present utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; instead of restriction to the utility model mentality of designing; any combination, increase or amendment that does not exceed the utility model mentality of designing, all falls in protection range of the present utility model.

Claims (4)

1. a solar module, comprises solar chip (1), it is characterized in that: described solar chip (1) surrounding is by the coated formation of PVC thickener (2) sealing solar module.
2. solar module according to claim 1, is characterized in that: described solar chip (1) power line hermetically passing PVC thickener (2) sealant.
3. solar module according to claim 1, is characterized in that: described solar chip (1) is monolithic encapsulation.
4. solar module according to claim 1, is characterized in that: described solar chip (1) is multi-disc encapsulation.
CN201420210233.XU 2014-04-28 2014-04-28 Solar cell module Expired - Lifetime CN203850315U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420210233.XU CN203850315U (en) 2014-04-28 2014-04-28 Solar cell module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420210233.XU CN203850315U (en) 2014-04-28 2014-04-28 Solar cell module

Publications (1)

Publication Number Publication Date
CN203850315U true CN203850315U (en) 2014-09-24

Family

ID=51563295

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420210233.XU Expired - Lifetime CN203850315U (en) 2014-04-28 2014-04-28 Solar cell module

Country Status (1)

Country Link
CN (1) CN203850315U (en)

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Granted publication date: 20140924