CN108183146B - 一种散热型光伏背板及其制备方法 - Google Patents
一种散热型光伏背板及其制备方法 Download PDFInfo
- Publication number
- CN108183146B CN108183146B CN201810002402.3A CN201810002402A CN108183146B CN 108183146 B CN108183146 B CN 108183146B CN 201810002402 A CN201810002402 A CN 201810002402A CN 108183146 B CN108183146 B CN 108183146B
- Authority
- CN
- China
- Prior art keywords
- metal substrate
- layer
- heat radiating
- photovoltaic back
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 167
- 229910052751 metal Inorganic materials 0.000 claims abstract description 158
- 239000002184 metal Substances 0.000 claims abstract description 158
- 239000011230 binding agent Substances 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000007731 hot pressing Methods 0.000 claims abstract description 13
- 230000001680 brushing effect Effects 0.000 claims abstract description 11
- 238000012545 processing Methods 0.000 claims abstract description 10
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 14
- 239000004917 carbon fiber Substances 0.000 claims description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 14
- 238000003491 array Methods 0.000 claims description 11
- 239000002105 nanoparticle Substances 0.000 claims description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 8
- 239000010931 gold Substances 0.000 claims description 8
- 229910052737 gold Inorganic materials 0.000 claims description 8
- 101000705607 Homo sapiens Protein PET100 homolog, mitochondrial Proteins 0.000 claims description 5
- 102100031244 Protein PET100 homolog, mitochondrial Human genes 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 95
- 239000000463 material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 238000012546 transfer 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
- H01L31/049—Protective back sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/082—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising vinyl resins; comprising acrylic resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/09—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/06—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions for securing layers together; for attaching the product to another member, e.g. to a support, or to another product, e.g. groove/tongue, interlocking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/08—Interconnection of layers by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/302—Conductive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/10—Batteries
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Photovoltaic Devices (AREA)
- Laminated Bodies (AREA)
Abstract
本发明提供一种散热型光伏背板及其制备方法。该散热型光伏背板的制备方法包括:1)在第一金属基板和第三金属基板中分别形成多个过孔,在第二金属基板的上表面和下表面分别形成多个柱状凸起;2)在氟树脂外耐候层、PET层、PEN层以及EVA层各自的表面分别涂刷粘结剂,并进行干燥处理;3)依次层叠氟树脂外耐候层、第一金属基板、PET层、第二金属基板、PEN层、第三金属基板以及EVA层;4)进行热压合处理,以得到所述光伏背板。该方法制备的光伏背板具有优异的散热性能,进而可以提高相应光伏组件的稳定性。
Description
技术领域
本发明涉及光伏电池技术领域,特别是涉及一种散热型光伏背板及其制备方法。
背景技术
晶体硅太阳能电池由于效率高、制造工艺成熟而得到广泛的应用。相应的晶体硅太阳能组件通常包括钢化玻璃、胶层、电池片层、胶层以及太阳能电池电池背板,太阳能电池背板位于太阳能电池组件的背面,对电池片起保护和支撑作用,具有可靠的绝缘性、阻水性、耐老化性。太阳能电池背板通常是一种多层复合材料,一般具有三层结构,外层保护层具有良好的抗环境侵蚀能力,中间层具有良好的绝缘性能,内层和太阳能电池组件的胶层具有良好的粘接性能。太阳能电池组件的温度升高将严重影响电池片的光电转换效率,导致电池片的效率大幅度下降,所以太阳能电池背板散热性能的优劣将影响太阳能电池片的转换效率和使用寿命。
发明内容
本发明的目的是克服上述现有技术的不足,提供一种散热型光伏背板及其制备方法。
为实现上述目的,本发明提出的一种散热型光伏背板的制备方法,包括以下步骤:
1)在第一金属基板和第三金属基板中分别形成多个过孔,在第二金属基板的上表面和下表面分别形成多个柱状凸起;
2)在氟树脂外耐候层的一面以及EVA层的一面分别涂刷粘结剂,在PET层以及PEN层各自的上表面和下表面分别涂刷粘结剂,并进行干燥处理;
3)在所述第一金属基板的下表面铺设所述氟树脂外耐候层,在所述第一金属基板的上表面铺设PET层,接着在所述PET层上铺设所述第二金属基板,接着在所述第二金属基板的上表面铺设PEN层,接着在所述PEN层上铺设所述第三金属基板,接着在所述第三金属基板的上表面铺设EVA层,其中,所述氟树脂外耐候层中涂刷有粘结剂的一面朝向第一金属基板的下表面,所述EVA层中涂刷有粘结剂的一面朝向第三金属基板的上表面,所述第二金属基板的下表面的多个柱状凸起与所述第一金属基板的多个过孔分别一一对应,所述第二金属基板的上表面的多个柱状凸起与所述第三金属基板的多个过孔分别一一对应;
4)进行热压合处理,所述金属基板的下表面的柱状凸起穿过所述PET层而嵌入所述第一金属基板的相应的过孔中,所述金属基板的上表面的柱状凸起穿过所述PEN层而嵌入所述第三金属基板的相应的过孔中,所述氟树脂外耐候层的一部分嵌入所述第一金属基板的多个过孔中,所述EVA层的一部分嵌入所述第三金属基板的多个过孔中,以得到所述散热型光伏背板。
作为优选的,所述第一金属基板和所述第三金属基板中的多个过孔呈矩阵排列,所述第二金属基板的上表面和下表面的多个柱状凸起呈矩阵排列,所述过孔的直径为3-5毫米,相邻过孔之间的间距为5-10毫米,所述柱状凸起的直径为3-5毫米,相邻柱状凸起之间的间距为5-10毫米。
作为优选的,所述步骤2)中的所述干燥处理的温度为80-110℃以及时间为50-90秒。
作为优选的,所述步骤3)中,所述第一金属基板、第二金属基板和第三金属基板中设置有对准标识。
作为优选的,所述步骤4)中的热压合处理的具体工艺为:在85-105℃的温度下,以压力增加速率为每分钟增加0.5-2Kg/cm2的条件将压力增至20-25Kg/cm2,保持20-30分钟,接着以压力增加速率为每分钟增加3-5Kg/cm2的条件将压力增至50-60Kg/cm2,保持30-40分钟,接着以压力降低速率为3-5Kg/cm2的条件将压力降至20-25Kg/cm2,保持10-15分钟,接着以压力降低速率为0.5-2Kg/cm2的条件将压力降为0,然后在60-90℃的条件下固化80-120小时,最后冷却至室温。
作为优选的,所述氟树脂外耐候层包括:氟树脂100份,导热纳米颗粒20-30份,碳纤维10-15份。
作为优选的,所述PET层包括PET100份以及碳纤维20-30份;所述PEN层包括PEN100份以及碳纤维20-30份。
作为优选的,所述EVA层包括:EVA100份,导热绝缘纳米颗粒20-30份,玻璃纤维10-20份。
本发明还提供了一种散热型光伏背板,所述散热型光伏背板为采用上述方法制备形成的。
本发明的光伏背板中,第一金属基板和第三金属基板中分别形成有多个过孔,且在第二金属基板的上表面和下表面分别形成有多个柱状凸起,第二金属基板表面的柱状凸起分别嵌入第一金属基板和第二金属基板的相应的过孔中,使得三个金属基板直接接触,进而使得该光伏背板具有优异的散热性能,氟树脂外耐候层和EVA层各自的一部分分别嵌入第一、第三金属基板的多个过孔中,有效提高氟树脂外耐候层和EVA层与金属基板的粘结性能,且EVA层的存在方便光伏背板与光伏组件的胶层之间的粘结,进而使得光伏组件难以发生剥离。氟树脂外耐候层中含有导热纳米颗粒,且EVA层中均含有导热绝缘纳米颗粒,且通过优化过孔和柱状凸起的直径和间距,使得该光伏背板具有优异的绝缘性能以及散热性能。此外,本发明的制备方法与现有技术相比还具有如下有益效果:通过优化热压合处理工艺,压力采用先逐渐增加压力,并进行阶段性热压处理,然后再逐渐降低压力,使得在整个热压合过程较为缓慢,方便柱状凸起嵌入过孔,且使得光伏背板具有优异的密封性能,本发明的制备方法简单,易于工业生产。
附图说明
图1为本发明的散热型光伏背板的结构示意图。
图2为本发明的第一金属基板和第三金属基板的俯视结构图。
图3为本发明的第二金属基板的俯视结构图。
具体实施方式
本发明提出的一种散热型光伏背板的制备方法,包括以下步骤:
1)在第一金属基板和第三金属基板中分别形成多个过孔,在第二金属基板的上表面和下表面分别形成多个柱状凸起;
2)在氟树脂外耐候层的一面以及EVA层的一面分别涂刷粘结剂,在PET层以及PEN层各自的上表面和下表面分别涂刷粘结剂,并进行干燥处理;
3)在所述第一金属基板的下表面铺设所述氟树脂外耐候层,在所述第一金属基板的上表面铺设PET层,接着在所述PET层上铺设所述第二金属基板,接着在所述第二金属基板的上表面铺设PEN层,接着在所述PEN层上铺设所述第三金属基板,接着在所述第三金属基板的上表面铺设EVA层,其中,所述氟树脂外耐候层中涂刷有粘结剂的一面朝向第一金属基板的下表面,所述EVA层中涂刷有粘结剂的一面朝向第三金属基板的上表面,所述第二金属基板的下表面的多个柱状凸起与所述第一金属基板的多个过孔分别一一对应,所述第二金属基板的上表面的多个柱状凸起与所述第三金属基板的多个过孔分别一一对应;
4)进行热压合处理,所述金属基板的下表面的柱状凸起穿过所述PET层而嵌入所述第一金属基板的相应的过孔中,所述金属基板的上表面的柱状凸起穿过所述PEN层而嵌入所述第三金属基板的相应的过孔中,所述氟树脂外耐候层的一部分嵌入所述第一金属基板的多个过孔中,所述EVA层的一部分嵌入所述第三金属基板的多个过孔中,以得到所述散热型光伏背板。
其中,所述第一金属基板和所述第三金属基板中的多个过孔呈矩阵排列,所述第二金属基板的上表面和下表面的多个柱状凸起呈矩阵排列,所述过孔的直径为3-5毫米,相邻过孔之间的间距为5-10毫米,所述柱状凸起的直径为3-5毫米,相邻柱状凸起之间的间距为5-10毫米,所述第一、第二、第三金属基板的材质优选为铝或铜。所述步骤2)中的所述干燥处理的温度为80-110℃以及时间为50-90秒。所述步骤3)中,所述第一金属基板、第二金属基板和第三金属基板中设置有对准标识。所述步骤4)中的热压合处理的具体工艺为:在85-105℃的温度下,以压力增加速率为每分钟增加0.5-2Kg/cm2的条件将压力增至20-25Kg/cm2,保持20-30分钟,接着以压力增加速率为每分钟增加3-5Kg/cm2的条件将压力增至50-60Kg/cm2,保持30-40分钟,接着以压力降低速率为3-5Kg/cm2的条件将压力降至20-25Kg/cm2,保持10-15分钟,接着以压力降低速率为0.5-2Kg/cm2的条件将压力降为0,然后在60-90℃的条件下固化80-120小时,最后冷却至室温。所述氟树脂外耐候层包括:氟树脂100份,导热纳米颗粒20-30份,碳纤维10-15份。所述PET层包括PET100份以及碳纤维20-30份;所述PEN层包括PEN100份以及碳纤维20-30份。所述EVA层包括:EVA100份,导热绝缘纳米颗粒20-30份,玻璃纤维10-20份。
本发明还提供了一种散热型光伏背板,所述散热型光伏背板为采用上述方法制备形成的。如图1-3所示,所述散热型光伏背板包括氟树脂外耐候层1、第一金属基板2、PET层3、第二金属基板4、PEN层5、第三金属基板6以及EVA层7,其中,第一金属基板2和第三金属基板6中的多个过孔8呈矩阵排列,所述第二金属基板4的上表面和下表面的多个柱状凸起9呈矩阵排列,且所述第二金属基板4的上表面和下表面的多个柱状凸起9分别嵌入所述第一金属基板2和所述第三金属基板6中对应的过孔8中,所述氟树脂外耐候层1的一部分嵌入所述第一金属基板2的多个过孔8中以及所述EVA层7的一部分嵌入所述第三金属基板6的多个过孔8中,分别粘结相应的柱状凸起9。
实施例1:
一种散热型光伏背板的制备方法,包括以下步骤:
1)在第一金属基板和第三金属基板中分别形成多个过孔,在第二金属基板的上表面和下表面分别形成多个柱状凸起,所述第一金属基板和所述第三金属基板中的多个过孔呈矩阵排列,所述第二金属基板的上表面和下表面的多个柱状凸起呈矩阵排列,所述过孔的直径为4毫米,相邻过孔之间的间距为8毫米,所述柱状凸起的直径为4毫米,相邻柱状凸起之间的间距为8毫米,所述第一、第二、第三金属基板的材质为铝;
2)在氟树脂外耐候层的一面以及EVA层的一面分别涂刷粘结剂,在PET层以及PEN层各自的上表面和下表面分别涂刷粘结剂,并进行干燥处理,所述干燥处理的温度为100℃以及时间为70秒,所述氟树脂外耐候层包括:氟树脂100份,导热纳米颗粒25份,碳纤维12份。所述PET层包括PET100份以及碳纤维25份;所述PEN层包括PEN100份以及碳纤维25份。所述EVA层包括:EVA100份,导热绝缘纳米颗粒25份,玻璃纤维15份;
3)在所述第一金属基板的下表面铺设所述氟树脂外耐候层,在所述第一金属基板的上表面铺设PET层,接着在所述PET层上铺设所述第二金属基板,接着在所述第二金属基板的上表面铺设PEN层,接着在所述PEN层上铺设所述第三金属基板,接着在所述第三金属基板的上表面铺设EVA层,其中,所述氟树脂外耐候层中涂刷有粘结剂的一面朝向第一金属基板的下表面,所述EVA层中涂刷有粘结剂的一面朝向第三金属基板的上表面,所述第二金属基板的下表面的多个柱状凸起与所述第一金属基板的多个过孔分别一一对应,所述第二金属基板的上表面的多个柱状凸起与所述第三金属基板的多个过孔分别一一对应,为了方便对准设置,优选在所述第一金属基板、第二金属基板和第三金属基板中设置有对准标识;
4)进行热压合处理,热压合处理的具体工艺为:在85-105℃的温度下,以压力增加速率为每分钟增加1.5Kg/cm2的条件将压力增至22.5Kg/cm2,保持25分钟,接着以压力增加速率为每分钟增加4Kg/cm2的条件将压力增至55Kg/cm2,保持35分钟,接着以压力降低速率为4Kg/cm2的条件将压力降至25Kg/cm2,保持15分钟,接着以压力降低速率为1Kg/cm2的条件将压力降为0,然后在70℃的条件下固化100小时,最后冷却至室温,所述金属基板的下表面的柱状凸起穿过所述PET层而嵌入所述第一金属基板的相应的过孔中,所述金属基板的上表面的柱状凸起穿过所述PEN层而嵌入所述第三金属基板的相应的过孔中,所述氟树脂外耐候层的一部分嵌入所述第一金属基板的多个过孔中,所述EVA层的一部分嵌入所述第三金属基板的多个过孔中,分别粘结相应的柱状凸起,以得到所述散热型光伏背板。
将上述方法制备的散热型光伏背板进行性能测试,结果表明,其与太阳能电池组件EVA胶层的剥离强度为192N/cm,水汽透过率为0.08g/m2*d。
实施例2:
一种散热型光伏背板的制备方法,包括以下步骤:
1)在第一金属基板和第三金属基板中分别形成多个过孔,在第二金属基板的上表面和下表面分别形成多个柱状凸起,所述第一金属基板和所述第三金属基板中的多个过孔呈矩阵排列,所述第二金属基板的上表面和下表面的多个柱状凸起呈矩阵排列,所述过孔的直径为5毫米,相邻过孔之间的间距为7毫米,所述柱状凸起的直径为5毫米,相邻柱状凸起之间的间距为7毫米,所述第一、第二、第三金属基板的材质为铜;
2)在氟树脂外耐候层的一面以及EVA层的一面分别涂刷粘结剂,在PET层以及PEN层各自的上表面和下表面分别涂刷粘结剂,并进行干燥处理,所述干燥处理的温度为80℃以及时间为90秒,所述氟树脂外耐候层包括:氟树脂100份,导热纳米颗粒20份,碳纤维15份。所述PET层包括PET100份以及碳纤维30份;所述PEN层包括PEN100份以及碳纤维30份。所述EVA层包括:EVA100份,导热绝缘纳米颗粒20份,玻璃纤维20份;
3)在所述第一金属基板的下表面铺设所述氟树脂外耐候层,在所述第一金属基板的上表面铺设PET层,接着在所述PET层上铺设所述第二金属基板,接着在所述第二金属基板的上表面铺设PEN层,接着在所述PEN层上铺设所述第三金属基板,接着在所述第三金属基板的上表面铺设EVA层,其中,所述氟树脂外耐候层中涂刷有粘结剂的一面朝向第一金属基板的下表面,所述EVA层中涂刷有粘结剂的一面朝向第三金属基板的上表面,所述第二金属基板的下表面的多个柱状凸起与所述第一金属基板的多个过孔分别一一对应,所述第二金属基板的上表面的多个柱状凸起与所述第三金属基板的多个过孔分别一一对应,为了方便对准设置,优选在所述第一金属基板、第二金属基板和第三金属基板中设置有对准标识;
4)进行热压合处理,热压合处理的具体工艺为:在85-105℃的温度下,以压力增加速率为每分钟增加2Kg/cm2的条件将压力增至25Kg/cm2,保持20分钟,接着以压力增加速率为每分钟增加5Kg/cm2的条件将压力增至60Kg/cm2,保持30分钟,接着以压力降低速率为5Kg/cm2的条件将压力降至20Kg/cm2,保持10分钟,接着以压力降低速率为2Kg/cm2的条件将压力降为0,然后在90℃的条件下固化80小时,最后冷却至室温,所述金属基板的下表面的柱状凸起穿过所述PET层而嵌入所述第一金属基板的相应的过孔中,所述金属基板的上表面的柱状凸起穿过所述PEN层而嵌入所述第三金属基板的相应的过孔中,所述氟树脂外耐候层的一部分嵌入所述第一金属基板的多个过孔中,所述EVA层的一部分嵌入所述第三金属基板的多个过孔中,分别粘结相应的柱状凸起,以得到所述散热型光伏背板。
将上述方法制备的散热型光伏背板进行性能测试,结果表明,其与太阳能电池组件EVA胶层的剥离强度为185N/cm,水汽透过率为0.11g/m2*d。
以上所述是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也视为本发明的保护范围。
Claims (9)
1.一种散热型光伏背板的制备方法,其特征在于:包括以下步骤:
1)在第一金属基板和第三金属基板中分别形成多个过孔,在第二金属基板的上表面和下表面分别形成多个柱状凸起;
2)在氟树脂外耐候层的一面以及EVA层的一面分别涂刷粘结剂,在PET层以及PEN层各自的上表面和下表面分别涂刷粘结剂,并进行干燥处理;
3)在所述第一金属基板的下表面铺设所述氟树脂外耐候层,在所述第一金属基板的上表面铺设PET层,接着在所述PET层上铺设所述第二金属基板,接着在所述第二金属基板的上表面铺设PEN层,接着在所述PEN层上铺设所述第三金属基板,接着在所述第三金属基板的上表面铺设EVA层,其中,所述氟树脂外耐候层中涂刷有粘结剂的一面朝向第一金属基板的下表面,所述EVA层中涂刷有粘结剂的一面朝向第三金属基板的上表面,所述第二金属基板的下表面的多个柱状凸起与所述第一金属基板的多个过孔分别一一对应,所述第二金属基板的上表面的多个柱状凸起与所述第三金属基板的多个过孔分别一一对应;
4)进行热压合处理,所述第二金属基板的下表面的柱状凸起穿过所述PET层而嵌入所述第一金属基板的相应的过孔中,所述第二金属基板的上表面的柱状凸起穿过所述PEN层而嵌入所述第三金属基板的相应的过孔中,所述氟树脂外耐候层的一部分嵌入所述第一金属基板的多个过孔中,所述EVA层的一部分嵌入所述第三金属基板的多个过孔中,以得到所述散热型光伏背板。
2.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述第一金属基板和所述第三金属基板中的多个过孔呈矩阵排列,所述第二金属基板的上表面和下表面的多个柱状凸起呈矩阵排列,所述过孔的直径为3-5毫米,相邻过孔之间的间距为5-10毫米,所述柱状凸起的直径为3-5毫米,相邻柱状凸起之间的间距为5-10毫米。
3.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述步骤2)中的所述干燥处理的温度为80-110℃以及时间为50-90秒。
4.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述步骤3)中,所述第一金属基板、第二金属基板和第三金属基板中设置有对准标识。
5.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述步骤4)中的热压合处理的具体工艺为:在85-105℃的温度下,以压力增加速率为每分钟增加0.5-2Kg/cm2的条件将压力增至20-25Kg/cm2,保持20-30分钟,接着以压力增加速率为每分钟增加3-5Kg/cm2的条件将压力增至50-60Kg/cm2,保持30-40分钟,接着以压力降低速率为3-5Kg/cm2的条件将压力降至20-25Kg/cm2,保持10-15分钟,接着以压力降低速率为0.5-2Kg/cm2的条件将压力降为0,然后在60-90℃的条件下固化80-120小时,最后冷却至室温。
6.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述氟树脂外耐候层包括:氟树脂100份,导热纳米颗粒20-30份,碳纤维10-15份。
7.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述PET层包括PET100份以及碳纤维20-30份;所述PEN层包括PEN100份以及碳纤维20-30份。
8.根据权利要求1所述的散热型光伏背板的制备方法,其特征在于:所述EVA层包括:EVA100份,导热绝缘纳米颗粒20-30份,玻璃纤维10-20份。
9.一种散热型光伏背板,其特征在于,采用权利要求1-8任一项所述的方法制备形成的。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810002402.3A CN108183146B (zh) | 2018-01-02 | 2018-01-02 | 一种散热型光伏背板及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810002402.3A CN108183146B (zh) | 2018-01-02 | 2018-01-02 | 一种散热型光伏背板及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108183146A CN108183146A (zh) | 2018-06-19 |
CN108183146B true CN108183146B (zh) | 2019-08-09 |
Family
ID=62549876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810002402.3A Active CN108183146B (zh) | 2018-01-02 | 2018-01-02 | 一种散热型光伏背板及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108183146B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108899385B (zh) * | 2018-07-04 | 2021-05-28 | 欧贝黎新能源科技股份有限公司 | 一种光伏组件及其制备方法 |
CN108878564A (zh) * | 2018-07-04 | 2018-11-23 | 南通沃特光电科技有限公司 | 一种太阳能电池组件及其制备方法 |
CN108767039B (zh) * | 2018-07-04 | 2020-10-30 | 绍兴越元科技有限公司 | 一种光伏电池板及其制备方法 |
CN112192911B (zh) * | 2020-09-30 | 2022-01-04 | 苏州福斯特光伏材料有限公司 | 光伏背板 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58102792A (ja) * | 1981-12-16 | 1983-06-18 | Ricoh Co Ltd | インク媒体 |
JP2005220436A (ja) * | 2004-01-05 | 2005-08-18 | Hiroshima Univ | 陽極酸化アルミナ膜を具備する構造体およびその製造方法並びにその利用 |
JP2008287894A (ja) * | 2007-05-15 | 2008-11-27 | Oki Electric Ind Co Ltd | 色素増感太陽電池の製造方法 |
JP2013177782A (ja) * | 2012-02-29 | 2013-09-09 | Yoshiaki Nagaura | 波板形状をしたトタン板に太陽電池を取り付ける方法、及びその加工方法。 |
CN107492578A (zh) * | 2017-06-26 | 2017-12-19 | 南通华隆微电子股份有限公司 | 一种半导体二极管器件封装结构 |
-
2018
- 2018-01-02 CN CN201810002402.3A patent/CN108183146B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58102792A (ja) * | 1981-12-16 | 1983-06-18 | Ricoh Co Ltd | インク媒体 |
JP2005220436A (ja) * | 2004-01-05 | 2005-08-18 | Hiroshima Univ | 陽極酸化アルミナ膜を具備する構造体およびその製造方法並びにその利用 |
JP2008287894A (ja) * | 2007-05-15 | 2008-11-27 | Oki Electric Ind Co Ltd | 色素増感太陽電池の製造方法 |
JP2013177782A (ja) * | 2012-02-29 | 2013-09-09 | Yoshiaki Nagaura | 波板形状をしたトタン板に太陽電池を取り付ける方法、及びその加工方法。 |
CN107492578A (zh) * | 2017-06-26 | 2017-12-19 | 南通华隆微电子股份有限公司 | 一种半导体二极管器件封装结构 |
Also Published As
Publication number | Publication date |
---|---|
CN108183146A (zh) | 2018-06-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108183146B (zh) | 一种散热型光伏背板及其制备方法 | |
JP5877604B2 (ja) | 太陽電池モジュールの製造方法、太陽電池モジュール及びタブ線の接続方法 | |
CN102915985B (zh) | 一种功率电子器件双面粘接结构及制备方法 | |
CN102593338A (zh) | 薄型高导热金属基板及其制作方法 | |
JP2010258006A (ja) | 太陽電池モジュール及びその製造方法 | |
WO2014190608A1 (zh) | 一种无焊带太阳能电池组件及其制备方法 | |
CN105172259A (zh) | 高散热金属铝基覆铜板制作方法 | |
CN208173609U (zh) | 一种导热散热薄膜背板 | |
KR102132940B1 (ko) | 태양 전지 및 그 제조 방법 | |
CN108417665B (zh) | 一种光伏组件及其制造方法 | |
CN108215358A (zh) | 一种太阳能电池背板及其制备方法 | |
CN102469685A (zh) | 导热双面软硬结合基板及其制作方法 | |
JP2011222744A (ja) | 太陽電池接続用タブ線、接続方法、及び太陽電池モジュール | |
CN108400185B (zh) | 一种散热型太阳能电池组件及其制造方法 | |
CN108231931B (zh) | 一种散热太阳能电池复合背板及其制备方法 | |
CN203950822U (zh) | 一种以真空玻璃为背板的光伏光热一体化组件 | |
CN108767039B (zh) | 一种光伏电池板及其制备方法 | |
CN203746850U (zh) | 一种全方位出光的高效led模组器件 | |
JP5692347B2 (ja) | 導電接着剤 | |
CN102888196A (zh) | 一种新型导电胶膜及其制备方法 | |
CN108878564A (zh) | 一种太阳能电池组件及其制备方法 | |
CN201623180U (zh) | 低热阻led | |
CN105702769B (zh) | 一种太阳能电池模块及其制备方法和组件、系统 | |
CN103392239B (zh) | 光伏模块及其制造方法 | |
CN203608445U (zh) | 一种聚光光伏光电转换接收器铝基电路板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190716 Address after: 226100 Guangzhou road Jiangsu city Nantong Province Haimen Economic and Technological Development Zone No. 999 Applicant after: Nantong North Bund Construction Engineering Co., Ltd. Address before: No. 1701 Binhe Road, Suzhou High-tech Zone, Suzhou City, Jiangsu Province Applicant before: Suzhou Bao Lan environmental protection & Technology Co., Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |