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太阳能电池模块是太阳能电池(组)的重要组成部分,也是太阳能发电体系中价值高的部分。其作用是将太阳能转化为电能,或送往蓄电池中存储起来,或推进负载作业。它是具有封装及内部衔接的、能独自供给直流电输出的、不可分割的小太阳能电池组合设备。
由于每一个独自的太阳能电池功率都很小,因而模块内部都以电池串的形式联接在一同。每个电池的上面(负极)与下一个电池的反面(正极)焊接,尽管能够手工操作,但一般仍是选用薄片串(Tapper-Sringers)的自动化工艺加工。
每一串的结尾都伸出终一个电池的边际以供电气联接。联接之后,脆弱的太阳能电池就需要加上恰当的维护层以接受外部的机械应力,气候条件的改动和湿度等。因而人们首先在联接端嵌入通明的粘接资料张贴,一同也进行绝缘。然后把电池串片夹在前面和反面两层薄片中。前面是对光线灵敏面,资料有必要是通明的,一般运用超白绒面玻璃,比如高透光率的太阳玻璃。低离子(low iON)的太阳玻璃答应91%的入射光线穿透,近来开发的太阳玻璃穿透率达96%。其功率比规范的太阳玻璃高3.5%。PV电池反面是一种不通明的资料,欧洲的制作商一般选用一种叫TPT的箔,用多层PVF(聚氟乙烯)制成。亚洲的制作商倾向于运用金属氧化物作为反面资料。反面有时也用一般的硬化玻璃片制成。这种两面都通明的模块一般用作玻璃面的屋顶和建制物的幕墙。
封装工艺在玻璃和太阳能电池之间供给了光学衔接和维护。所选的资料应能张贴上面和反面的薄层,并且其组分不会随时刻的推移危害PV电池,也不会因紫外线和湿度而改动组分。由于发作任何半通明状况都会地下降模块的功能。张贴有必要确保可靠,不会发作脱层。用于晶体硅电池的封装资料主要是EVA。PV电池串的EVA封装在真空室(真空层压器)里进行。一般包含三道工序:第一道工序是将的组件叠放在一同, 放入真空室(不能有任何气泡和错位),第二道工序是加热加压,(仍在真空状态下)此时箔开端消融,并包裹住电池,将的组件“沾湿”。第三道工序是再加热,使EVA相互交链,(crosslink) 这一道工序改动了聚合物的结构,使其在太阳光的充分照射下也不会再软化。软化会使太阳能电池组件移位。但有些制作商选用PVB(聚乙烯醇缩丁醛)箔作为封装资料,应用在玻璃-玻璃(前面-反面)的模块封装中。
PVB是一种规范的层压玻璃用的资料。曩昔曾经用在光伏工业中,但由于其在水蒸气中会变得含糊而不受欢迎。但近来的研讨标明PVB在玻璃--玻璃(前面--反面)的模块的制作中有其优势,而新的PVB箔在坚持通明度方面有与EVA相同的功能。PVB的另一个长处是用于玻璃面的屋顶和修建一体化的幕墙时能满意修建规范的要求。而EVA在粘接玻璃时因张贴力太弱而不能满意上部冲击力的规范要求。PVB和其它热塑性资料在组件用完作废或损坏时能够收回用作再次封装的资料。
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CPU-2CE/16
CPU-3CE/16
CPU-3CE/32-40-1
CPU-3CE/64-40-1
CPU-5CE/16-85-2
CPU-5CE/32-85-2
CPU-5CE/64-85-2
CPU-5TE/16-85-0
CPU-5V/64-100-2
CPU-5V/64-110-2
IOBP-10
CPU-8VT/64-170-2
CPU-20 Series
CPU-30BE
CPU-30ZBE
CPU-33XB
CPU-33XN
CPU-40B/16
CPU-40B/16-01
CPU-40B/16-02
CPU-40B/4
CPU-50/128-333-4-2
CPU-50/256-333-4-2
CPU-50GT/256-300-4-2
CPU-50GT/256-333-4-2
CPU-50T/256-300-4-2
CPU-50T/256-333-4-2
SCSI-BP4
CPU-60D/32/C3
6604E/16-200
CPCI-731
CPCI-761
IOBP-731
PMC860-40-E1-75
SCSI-BP4
IOBP-731
IOBP-10
IBC-20-1
SYS68K/PIO-1
CPCI-910
CPU-5V/64-110-2/C13
Force SPARC/CPU-10/128-1251 SPARC/CPU-10/128-1251H1 VME
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FORCE PROCESSOR BOARD Model SYS68K ASCU-2
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Force SPARC/CPU-10/128-1251 SPARC/CPU-10/12?8-1251H1 VME
A64520 Force Computers Sparc CPU-24VTF Board
Force CPCI-550 sparc/cpci-550
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Force SPARC CPU-2s/32 VME SI 600-11573-201
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Mercury Themis Force VME Sparc CPU Military Avionics
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FORCE SPARC CPU-10/9U BOARD
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MOTOROLA FORCE SPARC CPU-5CE/16 VME SBUS MAINFRAME. CARD
FORCE SPARC CPU-3CE/8 NETWORK
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Force SYS68K/CPU-33B/4 VME Board CAT#: 510098
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Force SYS68K/ISIO-1FP I/O Controller Dual Board 310034
Force SYS68K/ISIO-2 I/O Controller Board PN: 310031
FORCE PROCESSOR BOARD Model SYS68K ASCU-2
Force SYS68K CPU30ZBE CPU-30ZBE CPU Module VMEbus VME
Force SYS68K/ISIO-1FP I/O Controller Dual Board 310034
Force SYS68K/CPU-33B/4 VME Board CAT#: 510098