Nā ʻāpana kumu mua a me nā mea pono o nā modula Photovoltaic

1. ʻO nā pūnaewele silikoni i nā modula photovoltaic

Silicon cell substrate material is P-type monocrystalline silicon or polysilicon, ia ma o ka ʻokiʻoki kūikawā monocrystalline silicon a polysilicon silicon koʻokoʻo i ʻoki ʻia i loko o kahi mānoanoa o kahi 180μm silicon, a laila ma o ke ʻano o nā kaʻina hana e hana ai.

a. ʻO nā kinikini silikon nā mea nui i loko o nā ʻāpana pākaukau, pono e loaʻa i nā cell silicon kūpono nā ʻano aʻe

1.It he paʻa a me ka pono photoelectric huli ana pono a me ka hilinaʻi kiʻekiʻe.

Hoʻohana ʻia ka ʻenehana diffusion 2.Advanced e hōʻoia i ka kūlike o ka hoʻololi ʻana i ka pono a puni ka kiʻiʻoniʻoni.

3. Hoʻohana ʻia ka ʻenehana hana kiʻiʻoniʻoni kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi kiʻi PECVD i hoʻohana ʻia e uhi i ka ʻili o ka pākaukau me ka kiʻiʻoniʻoni anti-reflection silicon nitride ʻeleʻele, i ʻaʻahu a nani ke kala.

4.E hoʻohana i ke kala a me ke kala alumini metala paʻi kiʻekiʻe e hoʻihoʻi i ke kahua a me ka laina laina ʻīpuka e hōʻoia i ka conductivity uila maikaʻi, ka pili pono a me ka weldability electrode maikaʻi.

5. High precision paʻi kiʻi paʻi kiʻi a me ka kiʻekiʻe palahalaha, e hana maʻalahi i ka pākaukau i ka wili a me ka ʻoki laser.

b. ʻO ka ʻokoʻa ma waena o ke silikona monocrystalline a me nā cell silicon polycrystalline

Ma muli o ka ʻokoʻa o ke kaʻina hana mua o nā kinikini silikon monocrystalline a me nā ʻili silikon polycrystalline, loaʻa iā lākou kekahi mau ʻokoʻa mai ka nānā ʻana i ka hana uila. Mai ka hiʻohiʻona, ʻo nā kihi ʻehā o ka monocrystalline silicon cell he mau kihi nalo, a ʻaʻohe kumu ma ka ʻili; ʻO nā kihi ʻehā o ka cell silicon polycrystalline he mau kihi ʻehā, a he ʻano like ko ka ʻili me nā pua hau. ʻEleʻele maʻamau ka waihoʻoluʻu ʻili o ka cell silicon monocrystalline, a ʻo ka waihoʻoluʻu ʻili o ka polycrystalline silicon cell he uliuli maʻamau.

2. Pani aniani

ʻO ke aniani panel i hoʻohana ʻia e kamodule photovoltaic ʻo ka hao haʻahaʻa keʻokeʻo keʻokeʻo suede a i ʻole ke aniani ʻoluʻolu. ʻO 3.2mm a me 4mm ka mānoanoa maʻamau, a hoʻohana ʻia ke aniani aniani o 5 ~ 10mm mānoanoa i kekahi manawa no ke kūkulu ʻana i nā mea pākaukau. Ma waho o ka mānoanoa, pono ka transmittance ma luna o 91%, ʻo ka laulā hawewe pane spectral he 320 ~ 1100nm, a ʻo ke kukui infrared i ʻoi aku ma mua o 1200nm he kiʻekiʻe reflectivity.

ʻO ka haʻahaʻa haʻahaʻa haʻahaʻa keʻokeʻo keʻokeʻo ʻoi aku ka haʻahaʻa o ka hao o kēia aniani ma mua o ke aniani maʻamau, a ʻo ka mea hao (iron oxide) ʻoi aku ka liʻiliʻi ma mua o 150ppm, pēlā e hoʻonui ai i ka transmittance māmā o ke aniani. I ka manawa like, mai ka lihi o ke aniani, ʻoi aku ka keʻokeʻo o kēia aniani ma mua o ke aniani maʻamau, ʻo ia ka ʻōmaʻomaʻo mai ka lihi.

3. EVA kiʻiʻoniʻoni

ʻO ke kiʻi ʻoniʻoni EVA he copolymer o ka ethylene a me ka vinyl acetate grease, he kiʻi thermosetting melt melt adhesive, non-adhesive i ka lumi wela, ma hope o kekahi mau kūlana o ka paʻi wela e hiki mai ka hoʻoheheʻe ʻana i ka hoʻoheheʻe ʻana a me ka crosslinking curing, lilo a maopopo loa, ʻo ia ka mea i kēia manawa.module panel solar hoʻopili i ka hoʻohana maʻamau o nā mea hoʻopaʻa. Hoʻohui ʻia ʻelua ʻāpana kiʻi ʻoniʻoni EVA i ka hui pū ʻana o ka lā, a ua hoʻopaʻa ʻia nā ʻāpana ʻelua o ke kiʻi EVA ma waena o ke aniani panel, ka pepa pākaukau a me ke kiʻi backplane TPT e hoʻopaʻa i ke aniani, ka pepa pākaukau a me ka TPT. Hiki iā ia ke hoʻomaikaʻi i ka transmittance māmā o ke aniani ma hope o ka hoʻopaʻa ʻana me ke aniani, e pāʻani i kahi hana i ka anti-reflection, a loaʻa i ka hopena o ka mana o ka module pākahi.

4. Backplane mea

Ma muli o nā koi o nā ʻāpana pākahi, hiki ke koho ʻia ka mea backplane ma nā ʻano like ʻole. ʻO ka maʻamau he aniani aniani, plexiglass, alumini alumini, TPT composite film a pēlā aku. Hoʻohana nui ʻia ka backplane aniani no ka hana ʻana i nā ʻaoʻao ʻelua ʻaoʻao ʻike ʻia nā mea kūkulu hale ʻano modules, no nā pā pale photovoltaic, nā hale photovoltaic, etc. Eia kekahi, ʻo ka mea i hoʻohana nui ʻia ʻo TPT composite membrane. ʻO ka hapa nui o nā uhi keʻokeʻo i ʻike mau ʻia ma ke kua o nā mea pākaukau he mau kiʻi ʻoniʻoni. Ma muli o ka pono o ka hoʻohana ʻana i nā mea pākaukau, hiki ke koho ʻia ka membrane backplane ma nā ʻano like ʻole. Hoʻokaʻawale ʻia ka membrane backplane i ʻelua mau ʻāpana: backplane me ka fluorine-containing backplane a me ka non-fluorine-containing backplane. Hoʻokaʻawale ʻia ka backplane i loko o nā ʻaoʻao ʻelua me ka fluorine (e like me TPT, KPK, etc.) a me kekahi ʻaoʻao i loko o ka fluorine (e like me TPE, KPE, etc.); Hana ʻia ka mokulele ʻole fluorine e ka hoʻopaʻa ʻana i nā ʻāpana he nui o ka hoʻopili PET. I kēia manawa, pono ke ola lawelawe o ka module pākaukau he 25 mau makahiki, a ʻo ka backplane, ma ke ʻano he photovoltaic packaging material e pili pono ana me ke kaiapuni o waho, pono e loaʻa i ke kūpaʻa ʻelemakule lōʻihi (wela wela, wela maloʻo, ultraviolet. ), ka pale ʻana i ka hoʻokaʻawale ʻana i ka uila, ka pahu wai a me nā waiwai ʻē aʻe. No laila, inā ʻaʻole hiki i ke kiʻi ʻoniʻoni ke hoʻokō i ka hoʻāʻo kaiapuni o ka ʻāpana pākahi no 25 mau makahiki e pili ana i ke kūʻokoʻa o ka wā kahiko, ka pale ʻana i ka insulation, a me ka pale ʻana i ka wai, e alakaʻi ia i ka hilinaʻi, kūpaʻa a me ka lōʻihi o ka cell solar ʻaʻole hiki ke lilo. ʻoiaʻiʻo. E hana i ka module pākahiko i loko o ke aniau maʻamau no 8 a 10 mau makahiki a i ʻole ma nā kūlana kaiapuni kūikawā (plateau, island, wetland) ma lalo o ka hoʻohana ʻana o 5 a hiki i 8 mau makahiki e ʻike ʻia ka delamination, cracking, foaming, yellowing a me nā kūlana maikaʻi ʻole. i ka hāʻule ʻana o ka module pākaukau, ka paheʻe ʻana o ka pākaukau, ka hoʻemi ʻana o ka mana o ka pākaukau a me nā mea ʻē aʻe; ʻO ka mea ʻoi aku ka pōʻino, ʻo ia ka mea e pio ai ka ʻāpana pākahi inā he haʻahaʻa haʻahaʻa a me ka waiwai o kēia manawa, e hoʻopau ai ka ʻāpana pākahi a hoʻolaha i ke ahi, e hopena i ka pōʻino palekana o nā limahana a me ka pōʻino waiwai.

5. Kiʻi alumini

ʻO ke kiʻi kumu o kamodule pākaukau ʻO ka nui o ka alumini alumini, akā he kila kila a me ka plastic i hoʻoikaika ʻia. ʻO nā hana nui o ka hoʻonohonoho ʻana i nā ʻāpana pākahi: ʻo ka mua, e pale i ka lihi aniani o ka ʻāpana ma hope o ka lamination; ʻO ka lua ka hui pū ʻana o ka ʻaoʻao silicone e hoʻoikaika i ka hana hoʻopaʻa ʻana o ka ʻāpana; ʻO ke kolu ka hoʻomaikaʻi nui ʻana i ka ikaika mechanical holoʻokoʻa o ka module pākahi; ʻO ka hā o ka hoʻomaʻamaʻa ʻana i ka lawe ʻana a me ka hoʻokomo ʻana i nā ʻāpana pākahi. Inā hoʻokomo ʻokoʻa ʻia ka module pākahiko a i haku ʻia paha me kahi kiʻi kiʻi kiʻi, pono e hoʻopaʻa ʻia me ka bracket module pākahiko ma o ke kiʻi. ʻO ka mea maʻamau, ua wili ʻia nā lua ma ka ʻāpana kūpono o ke kiʻi, a ua wili pū ʻia ka ʻāpana kūpono o ke kākoʻo, a laila hoʻopaʻa ʻia ka pilina e nā bolts, a ua hoʻopaʻa ʻia ka ʻāpana e kahi poloka kaomi kūikawā.

6. Pahu hui

ʻO ka pahu hui kahi ʻāpana e hoʻopili ai i ka laina puka o loko o kahi mea pākaukau i ka laina waho. ʻO nā busbar maikaʻi a me ka maikaʻi ʻole (nā ʻāpana pili ākea) i huki ʻia mai ka panel e komo i ka pahu hui, plug a solder i ke kūlana kūpono i ka pahu hui, a ua hoʻopili pū ʻia nā alakaʻi waho me ka pahu hui ma ka hoʻopili ʻana, ka wili a me ka crimping screw. Hāʻawi pū ʻia ka pahu junction me ke kūlana hoʻonohonoho o ka diode bypass a i ʻole ke hoʻokomo pono ʻia ka diode bypass e hāʻawi i ka pale bypass no nā ʻāpana pākahi. Ma waho aʻe o nā hana i luna aʻe nei, pono e hoʻemi ka pahu hui i kāna ʻai ponoʻī i ka mana hoʻopuka o ka mea pākaukau, e hōʻemi i ka hopena o kāna hoʻomehana ponoʻī i ka hoʻololi ʻana o ka ʻāpana pākahi, a hoʻonui i ka palekana a me ka hilinaʻi o ka pā. ʻāpana.

7. Bar hookui

Ua kapa ʻia ka lāʻau hoʻohui i ka pahu keleawe i uhi ʻia i ka tin, ka pahu i uhi ʻia i ka tin, a ua kapa ʻia hoʻi ka pahu hoʻohui ākea ʻo ka pahu kaʻa. He alakaʻi kūikawā ia no ka hoʻohui ʻana i ka pākaukau i ka pā i loko o ka hui pū. Hoʻokumu ʻia ia ma luna o ke keleawe keleawe maʻemaʻe, a ua uhi ʻia ka ʻili o ka ʻili keleawe me kahi papa solder. ʻO ka ʻāpana keleawe he ʻāpana keleawe o 99.99% oxygen manuahi keleawe a keleawe paha, ua māhele ʻia nā ʻāpana ʻāpana solder i ka solder alakaʻi a me ka solder manuahi ʻelua, solder ʻaoʻao hoʻokahi ʻaoʻao mānoanoa o 0.01 ~ 0.05mm, wahi hoʻoheheʻe o 160 ~ 230 ℃, e koi ana i ka uhi ʻaʻahu, ʻālohilohi ka ʻili, pahee. ʻO nā kikoʻī o ka pā interconnect ma mua o 20 mau ʻano e like me ko lākou ākea a me ka mānoanoa, hiki ke ākea mai 0.08mm a 30mm, a ʻo ka mānoanoa mai 0.04mm a 0.8mm.

8. Keleka silica organika

ʻO ka Silicone rubber kahi ʻano mea sealant me kahi hoʻolālā kūikawā, me ke kūpaʻa ʻelemakule maikaʻi, ke kūpaʻa kiʻekiʻe a me ka haʻahaʻa haʻahaʻa, ka pale ʻana o ultraviolet, anti-oxidation, anti-impact, anti-fouling a me ka wai, ka insulation kiʻekiʻe; Hoʻohana nui ʻia ia no ka hoʻopaʻa ʻana i ke kiʻi o nā ʻāpana pākahi, hoʻopaʻa ʻana a hoʻopaʻa ʻana i nā pahu hui a me nā ʻāpana pākaukau, ka ninini ʻana a me ka potting o nā pahu hui, a me nā mea ʻē aʻe. hiki ke hoʻololi ma lalo o ka hana a ka ikaika o waho, a hoʻi i ke ʻano kumu ma hope o ka wehe ʻia ʻana e ka ikaika o waho. No laila, ʻo kaPV modulehoʻopaʻa ʻia me ka silicone organik, e loaʻa iā ia nā hana o ka hoʻopaʻa ʻana, ka hoʻopaʻa ʻana a me ka pale.