CN105470330A - Low-cost high-yield solar assembly employing high-efficiency lamination process - Google Patents
Low-cost high-yield solar assembly employing high-efficiency lamination process Download PDFInfo
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- CN105470330A CN105470330A CN201510812660.4A CN201510812660A CN105470330A CN 105470330 A CN105470330 A CN 105470330A CN 201510812660 A CN201510812660 A CN 201510812660A CN 105470330 A CN105470330 A CN 105470330A
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- concentration
- hydrosol
- pressure
- eva
- toughened glass
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000003475 lamination Methods 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- 238000004806 packaging method and process Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000010030 laminating Methods 0.000 claims description 41
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 32
- 238000005516 engineering process Methods 0.000 claims description 32
- 239000005341 toughened glass Substances 0.000 claims description 28
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 24
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 22
- 239000007822 coupling agent Substances 0.000 claims description 17
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 14
- 239000004094 surface-active agent Substances 0.000 claims description 13
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 12
- 239000006117 anti-reflective coating Substances 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 12
- 239000003054 catalyst Substances 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 12
- 239000003112 inhibitor Substances 0.000 claims description 12
- 238000006116 polymerization reaction Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 9
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 9
- RGPUVZXXZFNFBF-UHFFFAOYSA-K diphosphonooxyalumanyl dihydrogen phosphate Chemical compound [Al+3].OP(O)([O-])=O.OP(O)([O-])=O.OP(O)([O-])=O RGPUVZXXZFNFBF-UHFFFAOYSA-K 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 9
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 9
- NGDQQLAVJWUYSF-UHFFFAOYSA-N 4-methyl-2-phenyl-1,3-thiazole-5-sulfonyl chloride Chemical compound S1C(S(Cl)(=O)=O)=C(C)N=C1C1=CC=CC=C1 NGDQQLAVJWUYSF-UHFFFAOYSA-N 0.000 claims description 8
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- 229920003002 synthetic resin Polymers 0.000 claims description 8
- 239000000057 synthetic resin Substances 0.000 claims description 8
- YJVUGDIORBKPLC-UHFFFAOYSA-N terbium(3+);trinitrate Chemical compound [Tb+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O YJVUGDIORBKPLC-UHFFFAOYSA-N 0.000 claims description 8
- -1 rare earth ion Chemical class 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- CWNSVVHTTQBGQB-UHFFFAOYSA-N N,N-Diethyldodecanamide Chemical group CCCCCCCCCCCC(=O)N(CC)CC CWNSVVHTTQBGQB-UHFFFAOYSA-N 0.000 claims description 4
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 4
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical group C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 4
- 229920001038 ethylene copolymer Polymers 0.000 claims description 4
- 238000010335 hydrothermal treatment Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 4
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- CPUDPFPXCZDNGI-UHFFFAOYSA-N triethoxy(methyl)silane Chemical compound CCO[Si](C)(OCC)OCC CPUDPFPXCZDNGI-UHFFFAOYSA-N 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- XLUBVTJUEUUZMR-UHFFFAOYSA-B silicon(4+);tetraphosphate Chemical compound [Si+4].[Si+4].[Si+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XLUBVTJUEUUZMR-UHFFFAOYSA-B 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005496 tempering Methods 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
-
- 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0488—Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
-
- 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
Abstract
The invention discloses a low-cost high-yield solar assembly employing a high-efficiency lamination process. During implementation of a lamination process in the preparation process, the surface of a lower cavity for placing a packaging element is an inclined plane of a lower cabin of a lamination machine; and during lamination, the placing direction of a photovoltaic assembly is characterized in that one end portion close to a lead port is located at a higher position on the inclined plane. Air exhausting is carried out by six to ten times and each exhausting time is 2 to 3 minutes; and the short-time pressure is exerted on the photovoltaic assembly based on multi-times air inflation and air exhausting. Because of the inclined plane, the end portion, close to the lead port, of the assembly is under the short-time pressure firstly and the end portion, far away from the lead port, of the assembly is under the short-time pressure secondly. And then pressurization is carried out for 1 to 3 minutes and pressure maintaining is carried out for 6 to 10 minutes. The exhausting vacuum degree reaches 0.1Mpa, the pressurized pressure is 0.06Mpa to 0.08Mpa, and the kept pressure is 0.03Mpa to 0.06Mpa. Heating is carried out all the time during the whole lamination process and the heating temperature is 140 to 150 DEG C.
Description
Technical field
The present invention relates to a kind of low cost high finished product rate solar components adopting efficient laminating technology.
Background technology
Solar components is the core parts in photovoltaic generating system, is also to be worth the highest part in photovoltaic system, and its effect converts solar energy into electrical energy; Cell piece after certain arrangement connects, is formed one by laminating machine laminating and has certain power of output and the generator unit of output voltage, be respectively glass, EVA, cell piece, EVA, backboard, terminal box under on it by solar components.
Although solar energy layer press technique development in recent years, operation principle is all substantially identical; Laminating machine applies certain pressure to the appearance of glass, EVA, cell piece, EVA, backboard under heating in vacuum state, and these materials are pressed together closely; Can completely cut off after solar cell package becomes assembly and contact with ambient atmosphere, the parts of protection inside battery are not damaged, and guarantee that assembly uses the useful life of 25 years and the stable of electrical property; Because the planning of early stage production line Site Design matches with assembly at that time, but along with the development of component devices and material technology, and market constantly extrudes profit margin, and novel laminating machine is also applicable to existing a lot of production line completely.
Therefore, inside and outside cost suffering situation under, optimize lamination times, improving lamination production capacity becomes subassembly line and must to increase input one of the production link of research; If do not change the model of laminating machine at existing production line while, if the technique of component lamination can be studied, reduce lamination times, improve the unit production capacity of laminating machine, reduce the unit cost of assembly, more price advantage and profit margin can be provided for assembly under the market competition of cruelty, thus make the long-run development of component vendor provide favourable ground foundation.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, provides a kind of low cost high finished product rate solar components adopting efficient laminating technology.
In order to solve above technical problem, the invention provides a kind of low cost high finished product rate solar components adopting efficient laminating technology, battery layers assembly comprises:
Cell piece; Be deposited on the upper strata EVA of cell piece upper surface; Cover the toughened glass on the EVA of upper strata; Be plated in the antireflective coating of toughened glass upper surface, antireflective coating upper surface increases the dust-proof rete of plating; Be attached to the lower floor white EVA(white vinyl-acetate ethylene copolymer film of cell piece lower surface); Cover the black toughened glass of lower floor EVA lower surface;
When preparation process middle level lay-up is established, lay from top to bottom according to following order: toughened glass, upper strata EVA, cell piece, lower floor white EVA and black toughened glass, with this constituting layer overlapping piece; Black toughened glass covers the netted high temperature cloth of one deck, the main gate line position of confluxing of the corresponding cell piece of grid line of netted high temperature cloth, and interstitial site between adjacent cell sheet, thus form packaging part; Packaging part is placed in laminating machine
, put on the clinoplain in photovoltaic module cabin under laminating machine, during lamination, the placement direction of photovoltaic module is the higher position be in from the end close to lead wire outlet on this clinoplain;
Wherein successively bleed through 6 to 10 times, each pumpdown time is 2-3 minute, multi-time inflating is bled and is made to be applied to photovoltaic module short pressure, this pressure is due to the existence on inclined plane, assembly first receives short pressure from the end close to lead wire outlet, and assembly receives short pressure behind the end away from lead wire outlet;
Carry out pressurization in 1 to 3 minute and pressurize in 6 to 10 minutes subsequently, aspirator vacuum degree reaches 0.1Mpa, moulding pressure is 0.06Mpa to 0.08Mpa, dwell pressure is 0.03Mpa to 0.06Mpa; The heating of lamination process whole process, heating-up temperature is 140 DEG C to 150 degrees Celsius;
The netted high temperature cloth of removing after laminating technology completes.
Technique effect: in the preparation, lamination process is simple, convenient, technique easily controls, and can greatly enhance productivity for the solar photovoltaic assembly of the two glass height transfer powers designed by the present invention; In addition, the laminate rate of finished products in preparation process of the photovoltaic module obtained by the present invention is high, good weatherability, makes the life-span of two glass light photovoltaic assembly longer.
Be entrained in after aluminium dihydrogen phosphate is water-soluble in silica hydrosol structure, there is good normal temperature caking property and high temperature cementing properties, as rete reinforcing agent, film hardness and resistance to wear can be improved, make up the rear-earth-doped adverse effect to film-strength;
Phosphoric acid is chemical reagent, and the activity hydroxy that can remove film surface with silicon dioxde reaction under the high temperature conditions generates silicon phosphate, and rete weather resistance is strengthened; Ammonium dihydrogen phosphate is the phosphate with producing during weak aqua ammonia adjusting coating acidity, is decomposed into phosphoric acid and ammonia when rete high-temperature process, has and phosphoric acid identical function;
Surfactant and coupling agent organic component almost decompose completely in the follow-up tempering process of solar energy glass.Deionized water as paint solvent adopts hyperfiltration or ion-exchange to produce, and has that volatility is moderate, safety and environmental protection and a cheap advantage.
The present invention can adapt to existing solar energy glass plated film and steel process, alternative existing solar energy glass reflection reducing coating, easy Industry Promotion application; The present invention is similar to existing solar energy glass reflection reducing coating production method, and production equipment is compatible, and do not use machine solvent and poisonous and harmful raw material, production cost is low, environment protection health.
The technical scheme that the present invention limits further is:
Further, the low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, clinoplain and the angle of horizontal direction be 1
o-3
o.The low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, clinoplain and the angle of horizontal direction be 1.5
o-2.5
o.
The low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, antireflective coating is made up of first, second component dope layer and the synthetic resin coated bed of material;
Comprise according to the mass fraction in first component dope layer: antireflection layer 10-20 part, P-type conduction body 30-35 part, acrylic acid modified reactive oligomer 12-16 part, acrylic acid series retarder thinner 15-18 part, photopolymerization catalyst 1.2-2 part, polymerization inhibitor 0.3 part, additive 0.6 part;
Comprise by mass percentage in antireflection layer: concentration 5% nanosized SiO_2 hydrosol A:25.0%-45.0%, concentration 6% nanosized SiO_2 hydrosol B:21.0%-25.0%, concentration 7% nanometer Zirconia hydrosol C:4.0%-6.5%, lanthanum nitrate 0.6%-0.8%, yttrium nitrate 0.6%-0.6%, terbium nitrate 0.02%-0.1%, concentration 5% aluminium dihydrogen phosphate 2.5%-4.0%, ammonium dihydrogen phosphate 0.02%-0.2%, phosphoric acid 0.05%-0.15%, concentration 5% aqueous surfactant solution 0.6%-1.5%, concentration 5% coupling agent aqueous solution 0.5%-2.0%, all the other are deionized water;
Its preparation technology is:
(1) according to mass percent requirement, melting concn 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B and concentration 7% nanometer Zirconia hydrosol C, drip lanthanum nitrate, yttrium nitrate and the terbium nitrate aqueous solution wherein;
(2) the above mixed sols 2-3 hour of rapid stirring, rare earth ion rapid adsorption is on nanosized SiO_2 and ZrO2 hydrosol surface;
(3) by above-mentioned mixed solution hydrothermal treatment consists 18-24 hour in the autoclave pressure of 0.25MPa and 90-110 DEG C;
(4) in above-mentioned mixed solution, add concentration 5% aluminium dihydrogen phosphate, ammonium dihydrogen phosphate, phosphoric acid rapid stirring after 1-2 hour, slowly add concentration 5% aqueous surfactant solution and concentration 5% coupling agent aqueous solution, obtained after rapid stirring 0.5-1 hour;
Comprise according to the mass fraction in second component dope layer: N-type electric conductor 60 parts, acrylic acid modified reactive oligomer 16-20 part, acrylic acid series retarder thinner 14-18 part, photopolymerization catalyst 1.2-2 part, polymerization inhibitor 0.2 part, additive 0.4 part;
The synthetic resin coated bed of material comprises according to the mass fraction: acrylic acid modified reactive oligomer 40-50 part, acrylic acid series retarder thinner 50-40 part, photopolymerization catalyst 3-5 part, polymerization inhibitor 0.25 part, additive 1.
The low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, dust-proof rete is Si base system inorganic layer, and thickness is 100-300nm
; The thickness of toughened glass is 3-4mm.
The low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, the thickness of white EVA is 0.5mm to 1mm.
The low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, the average diameter grain of concentration 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B is 20nm, and the average diameter grain of concentration 7% nanometer Zirconia hydrosol C is 35nm.
The low cost high finished product rate solar components of the efficient laminating technology of aforesaid employing, surfactant is lauric acid diethyl amide or lauryl sodium sulfate, and coupling agent is organo-silicon coupling agent or methyl triethoxysilane.
The invention has the beneficial effects as follows: lower chambers plane of the present invention has a little gradient, when silica gel plate inflation produces pressure to photovoltaic module, owing to there being the existence of this little gradient, assembly along stressed on laminating machine length direction be asynchronous, end close to lead wire outlet is first stressed, the pressure that this mode can be subject in component internal produces on a timeline from front to back gradually, can be that escape of gas forms effective passage in component internal, because applied pressure is less, time is shorter, inflation also wants extracting vacuum at once after applying pressure, just upper room is inflated after certain hour, so this technique can not have an impact to the solidification of EVA, apply pressure in short-term and also certain homogenization is played to component internal, be conducive to eliminating component internal temperature, the difference of the aspects such as geometric position,
Because the gradient in the face of the storing assembly in the present invention is very little, the stressed notable difference of assembly fore-and-aft direction can not be caused and produce other package quality problem in pressure maintaining period;
The present invention significantly can be reduced in the generation of air blister defect in solar module encapsulation process, significantly reduce after air blister defect particularly near convergent belt and lead wire outlet adopts the present invention, the present invention easily realizes, be applied in solar components encapsulation and can effectively improve component package quality, improve yields.
Embodiment
embodiment 1
A kind of low cost high finished product rate solar components adopting efficient laminating technology that the present embodiment provides, battery layers assembly comprises:
Cell piece; Be deposited on the upper strata EVA of cell piece upper surface; Cover the toughened glass on the EVA of upper strata; Be plated in the antireflective coating of toughened glass upper surface, antireflective coating upper surface increases the dust-proof rete of plating; Be attached to the lower floor white EVA(white vinyl-acetate ethylene copolymer film of cell piece lower surface); Cover the black toughened glass of lower floor EVA lower surface;
When preparation process middle level lay-up is established, lay from top to bottom according to following order: toughened glass, upper strata EVA, cell piece, lower floor white EVA and black toughened glass, with this constituting layer overlapping piece; Black toughened glass covers the netted high temperature cloth of one deck, the main gate line position of confluxing of the corresponding cell piece of grid line of netted high temperature cloth, and interstitial site between adjacent cell sheet, thus form packaging part; Packaging part is placed in laminating machine
, put on the clinoplain in photovoltaic module cabin under laminating machine, during lamination, the placement direction of photovoltaic module is the higher position be in from the end close to lead wire outlet on this clinoplain;
Wherein successively bleed through 6 to 10 times, each pumpdown time is 2-3 minute, multi-time inflating is bled and is made to be applied to photovoltaic module short pressure, this pressure is due to the existence on inclined plane, assembly first receives short pressure from the end close to lead wire outlet, and assembly receives short pressure behind the end away from lead wire outlet;
Carry out pressurization in 1 to 3 minute and pressurize in 6 to 10 minutes subsequently, aspirator vacuum degree reaches 0.1Mpa, moulding pressure is 0.06Mpa to 0.08Mpa, dwell pressure is 0.03Mpa to 0.06Mpa; The heating of lamination process whole process, heating-up temperature is 140 DEG C to 150 degrees Celsius; The netted high temperature cloth of removing after laminating technology completes.
The low cost high finished product rate solar components of the efficient laminating technology of the employing in the present embodiment, clinoplain and the angle of horizontal direction be 1.5
o; Antireflective coating is made up of first, second component dope layer and the synthetic resin coated bed of material;
Comprise according to the mass fraction in first component dope layer: antireflection layer 16 parts, P-type conduction body 33 parts, acrylic acid modified reactive oligomer 13 parts, acrylic acid series retarder thinner 18 parts, photopolymerization catalyst 1.6 parts, polymerization inhibitor 0.3 part, additive 0.6 part;
Comprise by mass percentage in antireflection layer: concentration 5% nanosized SiO_2 hydrosol A:25.0%-45.0%, concentration 6% nanosized SiO_2 hydrosol B:21.0%-25.0%, concentration 7% nanometer Zirconia hydrosol C:4.0%-6.5%, lanthanum nitrate 0.6%-0.8%, yttrium nitrate 0.6%-0.6%, terbium nitrate 0.02%-0.1%, concentration 5% aluminium dihydrogen phosphate 2.5%-4.0%, ammonium dihydrogen phosphate 0.02%-0.2%, phosphoric acid 0.05%-0.15%, concentration 5% aqueous surfactant solution 0.6%-1.5%, concentration 5% coupling agent aqueous solution 0.5%-2.0%, all the other are deionized water;
Its preparation technology is:
(1) according to mass percent requirement, melting concn 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B and concentration 7% nanometer Zirconia hydrosol C, drip lanthanum nitrate, yttrium nitrate and the terbium nitrate aqueous solution wherein;
(2) the above mixed sols of rapid stirring 2 hours, rare earth ion rapid adsorption is on nanosized SiO_2 and ZrO2 hydrosol surface;
(3) by above-mentioned mixed solution hydrothermal treatment consists 21 hours in the autoclave pressure of 0.25MPa and 105 DEG C;
(4) in above-mentioned mixed solution, add concentration 5% aluminium dihydrogen phosphate, ammonium dihydrogen phosphate, phosphoric acid rapid stirring after 1.5 hours, slowly add concentration 5% aqueous surfactant solution and concentration 5% coupling agent aqueous solution, rapid stirring is obtained after 0.6 hour;
Comprise according to the mass fraction in second component dope layer: N-type electric conductor 60 parts, acrylic acid modified reactive oligomer 16 parts, acrylic acid series retarder thinner 18 parts, photopolymerization catalyst 1.6 parts, polymerization inhibitor 0.2 part, additive 0.4 part;
The synthetic resin coated bed of material comprises according to the mass fraction: acrylic acid modified reactive oligomer 43 parts, acrylic acid series retarder thinner 45 parts, photopolymerization catalyst 4 parts, polymerization inhibitor 0.25 part, additive 1.
Dust-proof rete is Si base system inorganic layer, and thickness is 160nm; The thickness of toughened glass is 3mm; The thickness of white EVA is 0.5mm; The average diameter grain of concentration 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B is 20nm, and the average diameter grain of concentration 7% nanometer Zirconia hydrosol C is 35nm; Surfactant is lauric acid diethyl amide or lauryl sodium sulfate, and coupling agent is organo-silicon coupling agent or methyl triethoxysilane.
embodiment 2
A kind of low cost high finished product rate solar components adopting efficient laminating technology that the present embodiment provides, battery layers assembly comprises:
Cell piece; Be deposited on the upper strata EVA of cell piece upper surface; Cover the toughened glass on the EVA of upper strata; Be plated in the antireflective coating of toughened glass upper surface, antireflective coating upper surface increases the dust-proof rete of plating; Be attached to the lower floor white EVA(white vinyl-acetate ethylene copolymer film of cell piece lower surface); Cover the black toughened glass of lower floor EVA lower surface;
When preparation process middle level lay-up is established, lay from top to bottom according to following order: toughened glass, upper strata EVA, cell piece, lower floor white EVA and black toughened glass, with this constituting layer overlapping piece; Black toughened glass covers the netted high temperature cloth of one deck, the main gate line position of confluxing of the corresponding cell piece of grid line of netted high temperature cloth, and interstitial site between adjacent cell sheet, thus form packaging part; Packaging part is placed in laminating machine
, put on the clinoplain in photovoltaic module cabin under laminating machine, during lamination, the placement direction of photovoltaic module is the higher position be in from the end close to lead wire outlet on this clinoplain;
Wherein successively bleed through 6 to 10 times, each pumpdown time is 2-3 minute, multi-time inflating is bled and is made to be applied to photovoltaic module short pressure, this pressure is due to the existence on inclined plane, assembly first receives short pressure from the end close to lead wire outlet, and assembly receives short pressure behind the end away from lead wire outlet;
Carry out pressurization in 1 to 3 minute and pressurize in 6 to 10 minutes subsequently, aspirator vacuum degree reaches 0.1Mpa, moulding pressure is 0.06Mpa to 0.08Mpa, dwell pressure is 0.03Mpa to 0.06Mpa; The heating of lamination process whole process, heating-up temperature is 140 DEG C to 150 degrees Celsius; The netted high temperature cloth of removing after laminating technology completes.
The low cost high finished product rate solar components of the efficient laminating technology of the employing in the present embodiment, clinoplain and the angle of horizontal direction be 1.5
o; Antireflective coating is made up of first, second component dope layer and the synthetic resin coated bed of material;
Comprise according to the mass fraction in first component dope layer: antireflection layer 18 parts, P-type conduction body 31 parts, acrylic acid modified reactive oligomer 13 parts, acrylic acid series retarder thinner 16 parts, photopolymerization catalyst 1.8 parts, polymerization inhibitor 0.3 part, additive 0.6 part;
Comprise by mass percentage in antireflection layer: concentration 5% nanosized SiO_2 hydrosol A:25.0%-45.0%, concentration 6% nanosized SiO_2 hydrosol B:21.0%-25.0%, concentration 7% nanometer Zirconia hydrosol C:4.0%-6.5%, lanthanum nitrate 0.6%-0.8%, yttrium nitrate 0.6%-0.6%, terbium nitrate 0.02%-0.1%, concentration 5% aluminium dihydrogen phosphate 2.5%-4.0%, ammonium dihydrogen phosphate 0.02%-0.2%, phosphoric acid 0.05%-0.15%, concentration 5% aqueous surfactant solution 0.6%-1.5%, concentration 5% coupling agent aqueous solution 0.5%-2.0%, all the other are deionized water;
Its preparation technology is:
(1) according to mass percent requirement, melting concn 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B and concentration 7% nanometer Zirconia hydrosol C, drip lanthanum nitrate, yttrium nitrate and the terbium nitrate aqueous solution wherein;
(2) the above mixed sols of rapid stirring 3 hours, rare earth ion rapid adsorption is on nanosized SiO_2 and ZrO2 hydrosol surface;
(3) by above-mentioned mixed solution hydrothermal treatment consists 21 hours in the autoclave pressure of 0.25MPa and 95 DEG C;
(4) in above-mentioned mixed solution, add concentration 5% aluminium dihydrogen phosphate, ammonium dihydrogen phosphate, phosphoric acid rapid stirring after 1 hour, slowly add concentration 5% aqueous surfactant solution and concentration 5% coupling agent aqueous solution, rapid stirring is obtained after 1 hour;
Comprise according to the mass fraction in second component dope layer: N-type electric conductor 60 parts, acrylic acid modified reactive oligomer 18 parts, acrylic acid series retarder thinner 16 parts, photopolymerization catalyst 1.8 parts, polymerization inhibitor 0.2 part, additive 0.4 part;
The synthetic resin coated bed of material comprises according to the mass fraction: acrylic acid modified reactive oligomer 45 parts, acrylic acid series retarder thinner 43 parts, photopolymerization catalyst 3-5 part, polymerization inhibitor 0.25 part, additive 1.
Dust-proof rete is Si base system inorganic layer, and thickness is 268nm; The thickness of toughened glass is 3mm; The thickness of white EVA is 1mm; The average diameter grain of concentration 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B is 20nm, and the average diameter grain of concentration 7% nanometer Zirconia hydrosol C is 35nm; Surfactant is lauric acid diethyl amide or lauryl sodium sulfate, and coupling agent is organo-silicon coupling agent or methyl triethoxysilane.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.
Claims (8)
1. adopt a low cost high finished product rate solar components for efficient laminating technology, it is characterized in that, described battery layers assembly comprises:
Cell piece; Be deposited on the upper strata EVA of described cell piece upper surface; Cover the toughened glass on described upper strata EVA; Be plated in the antireflective coating of described toughened glass upper surface, described antireflective coating upper surface increases the dust-proof rete of plating; Be attached to the lower floor white EVA(white vinyl-acetate ethylene copolymer film of cell piece lower surface); Cover the black toughened glass of described lower floor EVA lower surface;
When preparation process middle level lay-up is established, lay from top to bottom according to following order: toughened glass, upper strata EVA, cell piece, lower floor white EVA and black toughened glass, with this constituting layer overlapping piece; Described black toughened glass covers the netted high temperature cloth of one deck, the main gate line position of confluxing of the corresponding described cell piece of grid line of described netted high temperature cloth, and interstitial site between adjacent described cell piece, thus form packaging part; Be placed in laminating machine by described packaging part, put on the clinoplain in photovoltaic module cabin under laminating machine, during lamination, the placement direction of photovoltaic module is the higher position be in from the end close to lead wire outlet on this clinoplain;
Wherein successively bleed through 6 to 10 times, each pumpdown time is 2-3 minute, multi-time inflating is bled and is made to be applied to photovoltaic module short pressure, this pressure is due to the existence on inclined plane, assembly first receives short pressure from the end close to lead wire outlet, and assembly receives short pressure behind the end away from lead wire outlet;
Carry out pressurization in 1 to 3 minute and pressurize in 6 to 10 minutes subsequently, described aspirator vacuum degree reaches 0.1Mpa, moulding pressure is 0.06Mpa to 0.08Mpa, dwell pressure is 0.03Mpa to 0.06Mpa; The heating of described lamination process whole process, heating-up temperature is 140 DEG C to 150 degrees Celsius;
The described netted high temperature cloth of removing after laminating technology completes.
2. the low cost high finished product rate solar components of the efficient laminating technology of employing according to claim 1, is characterized in that, described clinoplain and the angle of horizontal direction are 1
o-3
o.
3. the low cost high finished product rate solar components of the efficient laminating technology of employing according to claim 1, is characterized in that, described clinoplain and the angle of horizontal direction are 1.5
o-2.5
o.
4. the low cost high finished product rate solar components of the efficient laminating technology of employing according to claim 1, is characterized in that, described antireflective coating is made up of first, second component dope layer and the synthetic resin coated bed of material;
Comprise according to the mass fraction in described first component dope layer: antireflection layer 10-20 part, P-type conduction body 30-35 part, acrylic acid modified reactive oligomer 12-16 part, acrylic acid series retarder thinner 15-18 part, photopolymerization catalyst 1.2-2 part, polymerization inhibitor 0.3 part, additive 0.6 part;
Comprise by mass percentage in described antireflection layer: concentration 5% nanosized SiO_2 hydrosol A:25.0%-45.0%, concentration 6% nanosized SiO_2 hydrosol B:21.0%-25.0%, concentration 7% nanometer Zirconia hydrosol C:4.0%-6.5%, lanthanum nitrate 0.6%-0.8%, yttrium nitrate 0.6%-0.6%, terbium nitrate 0.02%-0.1%, concentration 5% aluminium dihydrogen phosphate 2.5%-4.0%, ammonium dihydrogen phosphate 0.02%-0.2%, phosphoric acid 0.05%-0.15%, concentration 5% aqueous surfactant solution 0.6%-1.5%, concentration 5% coupling agent aqueous solution 0.5%-2.0%, all the other are deionized water;
Its preparation technology is:
(1) according to mass percent requirement, melting concn 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B and concentration 7% nanometer Zirconia hydrosol C, drip lanthanum nitrate, yttrium nitrate and the terbium nitrate aqueous solution wherein;
(2) the above mixed sols 2-3 hour of rapid stirring, rare earth ion rapid adsorption is on nanosized SiO_2 and ZrO2 hydrosol surface;
(3) by above-mentioned mixed solution hydrothermal treatment consists 18-24 hour in the autoclave pressure of 0.25MPa and 90-110 DEG C;
(4) in above-mentioned mixed solution, add concentration 5% aluminium dihydrogen phosphate, ammonium dihydrogen phosphate, phosphoric acid rapid stirring after 1-2 hour, slowly add concentration 5% aqueous surfactant solution and concentration 5% coupling agent aqueous solution, obtained after rapid stirring 0.5-1 hour;
Comprise according to the mass fraction in described second component dope layer: N-type electric conductor 60 parts, acrylic acid modified reactive oligomer 16-20 part, acrylic acid series retarder thinner 14-18 part, photopolymerization catalyst 1.2-2 part, polymerization inhibitor 0.2 part, additive 0.4 part;
The described synthetic resin coated bed of material comprises according to the mass fraction: acrylic acid modified reactive oligomer 40-50 part, acrylic acid series retarder thinner 50-40 part, photopolymerization catalyst 3-5 part, polymerization inhibitor 0.25 part, additive 1.
5. the low cost high finished product rate solar components of the efficient laminating technology of employing according to claim 1, is characterized in that, described dust-proof rete is Si base system inorganic layer, and thickness is 100-300nm; The thickness of described toughened glass is 3-4mm.
6. the low cost high finished product rate solar components of the efficient laminating technology of employing according to claim 1, is characterized in that, the thickness of described white EVA is 0.5mm to 1mm.
7. the low cost high finished product rate solar components of the efficient laminating technology of employing according to claim 1, it is characterized in that, the average diameter grain of concentration 5% nanosized SiO_2 hydrosol A, concentration 6% nanosized SiO_2 hydrosol B is 20nm, and the average diameter grain of concentration 7% nanometer Zirconia hydrosol C is 35nm.
8. the solar photovoltaic assembly of according to claim 1 pair of glass height transfer power, is characterized in that, described surfactant is lauric acid diethyl amide or lauryl sodium sulfate, and coupling agent is organo-silicon coupling agent or methyl triethoxysilane.
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| WO2014073455A1 (en) * | 2012-11-09 | 2014-05-15 | 日本電気硝子株式会社 | Glass film laminate and method for producing electronic/electric device |
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| CN104827742A (en) * | 2014-09-10 | 2015-08-12 | 安阳高新区生产力促进中心 | Laminating machine and laminating process of photovoltaic assembly |
| CN104830223A (en) * | 2015-05-14 | 2015-08-12 | 江苏有能新能源有限公司 | Photovoltaic conversion/antireflection dual-functional compound type glass panel and treatment process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014073455A1 (en) * | 2012-11-09 | 2014-05-15 | 日本電気硝子株式会社 | Glass film laminate and method for producing electronic/electric device |
| CN104827742A (en) * | 2014-09-10 | 2015-08-12 | 安阳高新区生产力促进中心 | Laminating machine and laminating process of photovoltaic assembly |
| CN204230265U (en) * | 2014-11-28 | 2015-03-25 | 浙江昱辉阳光能源江苏有限公司 | A kind of two glass high-power photovoltaic module |
| CN104830223A (en) * | 2015-05-14 | 2015-08-12 | 江苏有能新能源有限公司 | Photovoltaic conversion/antireflection dual-functional compound type glass panel and treatment process |
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