Lisele tsa letsatsi ke lisebelisoa tsa semiconductor tse fetolang mahlaseli a letsatsi ka ho toba matla a motlakase ho latela phello ea photovoltaic ea li-semiconductors.Hona joale lisele tsa letsatsi tse rekisoang haholo li kenyelletsa mefuta e latelang: lisele tsa letsatsi tsa monocrystalline silicon, lisele tsa letsatsi tsa polycrystalline silicon, lisele tsa letsatsi tsa amorphous silicon, le lisele tsa cadmium telluride hajoale, lisele tsa koporo tsa indium selenide, lisele tsa nano-titanium oxide, polycrystalline silicon Thin-film lisele tsa letsatsi. le lisele tse phelang tsa letsatsi, joalo-joalo Crystalline silicon (monocrystalline, polycrystalline) lisele tsa letsatsi li hloka lisebelisoa tse tala tsa silicon tse hloekileng, ka kakaretso li hloka bohloeki ba bonyane %, ke hore, boholo ba liathomo tse sa hloekang tsa 2 li lumelloa ho ba teng ka silicon ea limilione tse 10. liathomo.Thepa ea silicon e entsoe ka silicon dioxide (SiO2, eo hape e tsejoang e le lehlabathe) e le thepa e tala, e ka qhibilihang le ho tlosoa litšila ho fumana silicon e mahoashe.Ho tloha silicon dioxide ho ea liseleng tsa letsatsi, e kenyelletsa mekhoa le mekhoa e mengata ea tlhahiso, eo ka kakaretso e arotsoeng ka: silicon dioxide->metallurgical-grade silicon->high-purity trichlorosilane->high-purity polysilicon-> monocrystalline silicon rod kapa Polycrystalline silicon ingot 1 > silicon wafer 1 > solar cell.
Lisele tsa letsatsi tsa silicon tsa monocrystalline li entsoe haholo ka silicon ea monocrystalline.Ha ho bapisoa le mefuta e meng ea lisele tsa letsatsi, lisele tsa silicon tsa monocrystalline li na le katleho e phahameng ka ho fetisisa ea ho fetola.Matsatsing a pele, lisele tsa letsatsi tsa monocrystalline silicon li ne li nka karolo e ngata ea 'maraka,' me kamora 1998, li ile tsa khutlela ho polycrystalline silicon mme tsa nka sebaka sa bobeli karolong ea 'maraka.Ka lebaka la khaello ea lihlahisoa tse tala tsa polysilicon lilemong tsa morao tjena, ka mor'a 2004, karolo ea 'maraka ea monocrystalline silicon e eketsehile hanyenyane,' me hona joale boholo ba libeteri tse bonoang 'marakeng ke silicon ea monocrystalline.Silicon crystal ea lisele tsa letsatsi tsa monocrystalline silicon e nepahetse haholo, 'me thepa ea eona ea optical, ea motlakase le ea mechine e tšoana haholo.'Mala oa lisele hangata o ntšo kapa o lefifi, o loketseng ka ho khetheha bakeng sa ho khaola likotoana tse nyane ho etsa lihlahisoa tse nyane tsa bareki.Katleho ea Phetoho e Finyelletsoeng Laboratoring ea Lisele tsa Silicon tsa Monocrystalline
Ke %.Katleho ea phetoho ea khoebo e tloaelehileng ke 10% -18%.Ka lebaka la ts'ebetso ea tlhahiso ea lisele tsa letsatsi tsa monocrystalline silicon, ka kakaretso li-ingots tsa silicon tse phethiloeng li na le cylindrical, ebe li feta ka slicing-> hloekisa-> diffusion junction-> ho tlosoa ha electrode e ka morao-> ho etsa li-electrode-> ho senya periphery- > phokotso ea mouoane.Filimi e bonts'ang le li-cores tse ling tsa indasteri li etsoa lihlahisoa tse felileng.Ka kakaretso, likhutlo tse 'nè tsa lisele tsa letsatsi tsa monocrystalline silicon li pota-potiloe.Botenya ba lisele tsa letsatsi tsa monocrystalline silicon hangata ke 200uM-350uM botenya.Mokhoa oa hona joale oa tlhahiso ke oa ho nts'etsapele ho ea ho o mosesaane haholo le ho sebetsa hantle haholo.Baetsi ba lisele tsa letsatsi tsa Jeremane ba netefalitse hore silicon ea monocrystalline e teteaneng ea 40uM e ka fihlela katleho ea 20% ea phetoho.Ha ho etsoa lisele tsa letsatsi tsa polycrystalline silicon, silicon e hloekileng e le thepa e tala ha e hloekisoe ka kristale e le 'ngoe, empa e qhibiliha ebe e lahleloa ka li-ingots tsa silicon tse lisekoere, ebe e sebetsoa ka lilae tse tšesaane le ts'ebetso e tšoanang e le silicon e le' ngoe ea kristale.Polycrystalline silicon e bonolo ho e khetholla ho tloha holim'a eona.Sephaphatha sa silicon se entsoe ka palo e kholo ea libaka tsa kristale tsa boholo bo fapaneng (bokaholimo ke kristale).
Sehlopha sa lijo-thollo se sekametseng ho bonolo ho kena-kenana le phetoho ea photoelectric ho sebopeho sa lijo-thollo, ka hona, katleho ea phetoho ea polysilicon e batla e le tlaase.Ka nako e ts'oanang, ho tsitsa ha lisebelisoa tsa optical, motlakase le mechine ea polysilicon ha e tšoane le ea lisele tsa letsatsi tsa monocrystalline silicon.Ts'ebetso e phahameng ka ho fetisisa ea laboratori ea lisele tsa letsatsi tsa polycrystalline silicon ke %, 'me e rekisoang hangata ke 10% -16%.Polycrystalline silicon solar cell ke sekoahelo se sekoere, se nang le tekanyo e phahameng ka ho fetisisa ea ho tlatsa ha ho etsoa li-module tsa letsatsi, 'me lihlahisoa li batla li le ntle.Botenya ba lisele tsa letsatsi tsa polycrystalline silicon hangata bo boima ba 220uM-300uM, 'me bahlahisi ba bang ba hlahisitse lisele tsa letsatsi tse nang le botenya ba 180uM,' me ba ntse ba tsoela pele ho ea ho bosesaane ho boloka thepa ea silicon e theko e boima.Li-wafers tsa polycrystalline li na le lisekoere kapa li-rectangles tse nang le mahlakore a nepahetseng, 'me likhutlo tse' nè tsa li-wafers tse le 'ngoe li ts'oareloa haufi le selikalikoe.
E nang le sekoti se bōpehileng joaloka chelete bohareng ba sengoathoana ke kristale e le 'ngoe, e ka bonoang ha u habanya feela.
Nako ea poso: Dec-30-2022