1. Chain ea indasteri ea polysilicon
POLICILIICON e hlahisoa haholo ke silicon ea indasteri, chlorine le hydrogen, 'me e rekisoa ke liketane tsa indasteri le semicondctor indasteri. Ho latela data ea CPI, mokhoa oa ho fetola oa mantlha oa lefats'e ke mokhoa o fetotsoeng, ntle le Chalysilicon e hlahisoang ke mokhoa o fetotsoeng. Mohato oa ho lokisa polysilicon ka mokhoa o ntlafalitsoeng oa mohloa o ntlafalitsoeng, oa chlorine o kopantsoe le phofo ea silika ebe e fokotseha ke khase ea hydronise ho hlahisa polysilicon. Pontspalline silicon e ka qhibiliha ebile e kolobisitsoe ho etsa li-polycrystalline silicon li na le litsi tsa czochral. Ha e bapisoa le silicrystalline ea polycrystalline, silifole e le 'ngoe e entsoe ka lithollo tse tšoanang le tsa kristale, ka hona e na le boitšoaro bo botle ba motlakase le bokhabane. Lingobo tsa polycrystalline silicon tsa silicon tsa silicry le liseleng tsa silicon le lisele, 'me li sebelisoa masimong a lifoto tsa lifoto tsa Photovoltaic. Ntle le moo, lefopa le le leng la silistal la silicon le ka thehoa khafetsa ka ho khopisa khafetsa e le lisebelisoa tse ling tsa lisebelisoa tsa elemiconductor bakeng sa lisebelisoa tsa elemiconductor.
Boitsebiso ba polysilicon ho hloka litaba bo hlokoa, 'me indasteri e na le litšobotsi tsa letsete la mekhatlo le mekhabiso e phahameng ea motse-kholo le lintho tse ngata tsa boikhathollo. Kaha bohloeki ba polysinishene bo tla ama haholo moetlo o le mong oa ho taka ka kristale, ho na le litlhoko tsa bohloeki bo thata haholo. Bohloeki bo tlase ba polysilicon ke 99.999% e phahameng haholo e haufi haholo le 100%. Ntle le moo, litekanyetso tsa naha tsa China li ba lekoa bakeng sa litaba tse hlakileng, 'me li thehiloe ho sena, PAPSHORI, OFGEN le Carbon ke index ea bohlokoa. Maemo a "polysilicon indasteri e tiisa hore likhoebo li tlameha ho ba le tlhahlobo ea tlhaiso-leseling ea boleng bo holimo le litekanyetso tsa sehlahisoa. Ntle le moo, maemo a phihlello le tsona li hloka sekhahla le matla a tlhahiso a polysilicon Ho latela lipalo tsa CPI, chelete ea litsietsi ea 10,000 ea ton ea polysilicon e eketsa ts'ebetso ho 2021 e eketsehile hanyane ho limilione tse 103 ho limilione tse 103 / kt. Lebaka ke ho phahama ka theko ea lisebelisoa tsa tšepe tsa matloana. Ho lebelletsoe hore litšenyehelo tsa matsete nakong e tlang li tla eketseha ka tsoelo-pele ea theknoloji ea sehlahisoa le Monomer e fokotseha ha boholo bo ntse bo eketseha. Ho latela melao, ts'ebeliso ea matla a polysilicon bakeng sa phokotso ea sehlopha sa WZochralski le litlhokahalo tsa matšoao a motlakase a lokela ho ba ka tlase ho 60 kwh / kg. Tlhahiso ea polysilicon e tloaetse ho ba ea indasteri ea lik'hemik'hale. Ts'ebetso ea tlhahiso e rarahane, 'me monyako oa litsela tsa tekheniki, khetho ea lisebelisoa, khetho ea lisebelisoa, ho khethoa le ts'ebetso e phahame. Ts'ebetso ea tlhahiso e kenyelletsa liphetoho tse ngata tsa lik'hemik'hale, 'me palo ea libaka tsa taolo e feta 1,000. Ho thata ho ba kenang sethaleng se secha se totobatseng thupa e kholo ea tsebo. Ka hona, ho na le mebuso e phahameng ea motse-moholo le litšitiso tsa boitsebiso ba tlhahiso ea polysilicon ho etsa pheletso e thata ea ho phalla, ho paka le ts'ebetso ea lipalangoang.
2. Polysilicon Classication: Puresity Demities e rerang ho sebelisa, le sehlopha sa letsatsi se lula ka hare ho naha
Polycrystalline silicon, mofuta oa silicon ea mantlha, e entsoe ka lijo-thollo tse fapaneng tsa likotlo tse nang le ts'ebetso e fapaneng ea silicon. Ponahalo ea polysininion ke soeufalitsoeng e putsoa, 'me ntlha ea ho qhibiliha e ka ba 1410 ℃. Ha e sebetse ka mocheso oa kamore le ho ba mafolofolo haholoanyane naheng e mongobo. Polysilicon e na le thepa ea semiconductor 'me ke ntho ea bohlokoahali ea semiconducucucucucucuctor, empa litšila tsa tšoantšetso li ka ama boitšoaro ba sona haholo. Ho na le mekhoa e mengata ea likhelohi tsa polysilicon. Ntle le likheo tse boletsoeng ka holimo ho latela litekanyetso tsa naha tsa China, mekhoa e meraro ea litaba tse tharo e hlahisitsoe mona. Ho latela litlhokahalo tse fapaneng tsa purity le ts'ebeliso, polysinicon e ka aroloa ka polysilicon ea letsatsi le polysilicon ea elektroniki. Solar-grade polysilicon is mainly used in the production of photovoltaic cells, while electronic-grade polysilicon is widely used in the integrated circuit industry as a raw material for chips and other production. Ho hloeka ha polysiliticne ea letsatsi le letsatsi ke hore, litaba tse felletseng li tlameha ho ba tlase ho 10 -6, 'me bohloeki ba polysinilicon bo tlameha ho fihla 90.999% kapa ho feta. Litlhokahalo tsa bohloeki tsa polysinicon ea sehlopha sa elektroniki li thata haholo, ka bonyane 9n le boholo ba 12n. Ho hlahisoa ha polysi ea sehlopha sa elektroniki ho thata. Ho na le likhoebo tsa China tse 'maloa tsa Machaena tse tsebang ho hlahisa mokhoa oa tlhahiso oa polysinic-polysinicon,' me li ntse li itšetlehile ka ho tsoa. Hajoale, polysilicon ea sehlopha sa letsatsi e kholo ho feta ea polysinicheni e kenang, mme ea pele e bua ka makhetlo a 13.8 ea morao-rao.
Ho latela phapang ea litšila le mofuta oa mofuta oa silicon, e ka aroloa ka thaepa ea p-and thae. Ha silicon e felisitsoe ka likarolo tsa moeletsi, joalo ka Boron, Aluminium, Gallinam, geling e laoloang ke lesoba la hole. Ha silicon e lefelloa ke lintho tse bohloko tsa ho limoho, tse kang phosphorus, arnic, annimony, e joalo. Li-betri tsa mofuta oa p-mofuta o akaretsang libeteri tsa BSF le libeteri tsa Pec. Ka 2021, libeteri tsa Perc li tla ikarabella ho feta 91% ea 'maraka oa lefatše, le libeteri tsa BSF li tla felisoa. Nakong ea ha AFC e nka sebaka sa BSF, ts'ebetso ea lisele tsa mofuta oa P-e eketsehile moeli o phahameng oa 20,7%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta 23%, ha e le hantle ho feta palo ea "n] Mehala ea tlhahiso ea libeteri tsa mofuta oa N-Tang. Ho latela polelo ea CPIA, karolo ea libeteri ea mofuta oa n-mofuta o tla eketseha haholo ho tloha lilemong tse hlano tse latelang, e ka aroloa ka boleng bo bongata, e ka sebelisoang ke thepa ea "cauliflower Bokaholimo ba thepa e teteaneng bo na le tekanyo e tlase haholo ea conscavity, ka tlase ho 5mm, ha ho na mebala e sa tloaelehang ea mebala, ha ho na khoebo e phahameng ka ho fetisisa; Bokaholimo ba thepa ea makhoaba bo na le tekanyo e leka-lekaneng, ba 5-20mm, karolo e leka-lekaneng, 'me theko e bohareng; Le ha bokaholimo ba thepa ea libolo bo na le bothata bo tebileng haholoanyane, botebo bo leholo ho feta 20mm, karolo ena e lokolohile, 'me theko e tlase haholo. Lisebelisoa tse teteaneng li sebelisoa haholo ho taka Monocrystalline silicon, ha lingoliloeng tsa machaba le tsa mantlha li sebelisoa haholo ho etsa sepakapaka sa polycrystalline. Ho hlahiseng likhoebo tsa letsatsi le letsatsi, lisebelisoa tse letšo li ka phuthoa ka semmuso ka tlase ho 30% ho hlahisa lisebelisoa tsa cauliflow. Litšenyehelo tsa thepa e tala li ka bolokoa, empa tšebeliso ea lingoliloeng tsa caulifselaer e tla fokotsa sepakapaka ka mokhoa o itseng. Likhoebo li hloka ho khetha tekanyo e nepahetseng ea lijo kamora ho ba arola tse peli. Haufinyane, phetoho ea theko pakeng tsa lingoliloeng tsa mahoate le lisebelisoa tsa Cauliflower li ka tsitsipana ka 3 rmb / kg. Haeba phapang ea theko e boetse e le ngata haholo, lik'hamphani li ka nahana ka thepa e etsang hore lingoliloeng tse eketsehileng tsa Caulilawer li ea monocrystalline silicon ho hula.
3. Ts'ebetso: Mokhoa oa Siamens o lula ka hare ho naha, le ts'ebeliso ea matla e ba senotlolo sa phetoho ea theknoloji
Ts'ebetso ea tlhahiso ea polysilicon e arotsoe ka makhetlo a mabeli. Mohato oa pele, phofo ea silicon ea indasteri e etsoa ka monko o monate oa hydrogen oa hydrogen oa ho fumana trichlorosilane le hydrogen. Kamora ho felisoa khafetsa le ho hloekisoa, graclorosilane, Dikloreihydrolicon le Silane; Mohato oa bobeli ke ho fokotsa khase e boletsoeng ka holimo ho Crystalline silicon, 'me mohato oa ho fokotsa o fetotsoe le mokhoa oa bethe ea silane. Mokhoa o ntlafalitsoeng oa Mosomi o na le Theknoloji ea Tlhahisoleseling le boleng bo phahameng ba sehlahisoa, 'me hajoale e sebelisoa haholo ke theknoloji ea tlhahiso. Mokhoa oa tlhahiso ea Siamens ke ho sebelisa chlorine le hydrogen ho kenya siclogenm ea hydrogen, ebe e arohana, 'me u hloekise trichlorosilane. Silicon e sentse karabelo ea phokotso ea foro ea hydrogen ho fumana silicon ea mantlha ea silicon e kentsoeng motheong oa silicon. Motheong ona, ts'ebetso e ntlafalitsoeng ea Mosomi le eona e boetse e na le mokhoa o ts'ehetso ea ho senya chelete e ngata e kang hydrogen, haholo-holo ea silicon ea silicon Tetrackide. Fydrogen, hydrogen chloride, e leng silicon tetrachror Fydrogen le hydrogen chloride e ka sebelisoa hape bakeng sa synthesis le tlhoekiso le trichlorosilane le trichlorosilane le trichlorosilane. Ho itlhoekisa ho etsoa ka seboping, 'me siricon Tetrackhade ke hydrogeted ho hlahisa triclorosilane, e ka sebelisoang tlhoekiso. Mohato ona o boetse o bitsoa kalafo e batang ea ho bata. Ka ho hlokomela tlhahiso ea potoloho e koetsoeng, likhoebo li ka fokotsa tšebeliso ea lisebelisoa le motlakase o tala haholo, ka tsela eo o boloka litšenyehelo tsa tlhahiso.
Litsenyehelo tsa ho hlahisa polysilicon li sebelisa mokhoa o ntlafalitsoeng oa China Chaena ho kenyelletsa lisebelisoa tse tala, tse nyenyefatsang, ho hatela pele ho ts'ebetso indasteri. Lisebelisoa tse tala li bua haholo ka silicon ea indasteri le Trichlorosilane, tšebeliso ea matla e kenyelletsa motlakase le lits'ila tsa lisebelisoa tsa tlhahiso. Ho ea ka lipalo tsa Baicuan Yingfu ka ho sebelisa tlhahiso ea polysilicon ho tloha ka la 20 Phuptjane ke ntho e phahameng ka ho fetisisa, silicon ea siliniki ea silic. Sesebelisoa sa silicon se sebelisoang hangata indastering e emela hore palo ea silicon e kanna ea ja lihlahisoa tsa lihlahisoa tsa silicon tsa silicon tse phahameng. Mokhoa oa ho bala ke ho fetolela thepa eohle e kang ea siliron e ntle ea clolison e hloekileng, 'me e theole le karolong e hloekileng ea silicon. Ho latela data ea CPI, boemo ba tšebeliso ea silino bo tla theoha ka 0.01 kg / kg-si ho 1,09 kg ho 2021. Kg-si. Kg-si. Kg-si. Kg-si. Ho latela lipalo-palo tse sa phethahalang, tšebeliso ea silicon ea lik'hamphani tse holimo tsa Machaena tse holimo Indastering ea polysilicon e tlaase ho feta indasteri. Hoa tsebahala hore ba babeli ba bona ba ka ja hape 1.08 kg / kg-si le 1,05 kg /. Matšoao a mabeli a maholo ho lekanya katleho ea motlakase ke tšebeliso e akaretsang ea matla le tšebeliso ea matla a motlakase. Ts'ebeliso ea Matla ea Phoso e bua ka mokhoa oa ho fokotsa triclorosilane le hydrojene ho hlahisa thepa e phahameng ea silicon e hloekileng. Tšebeliso ea matla e kenyelletsa silicon Core e ntseng e tsoela pele le e lekantsoeng. , poloko ea mocheso, pheletso ea moea le ts'ebeliso e 'ngoe ea tšebetso ea matla. Ka 2021, ha motho a hatela pele ka mahlale a sebetsang le tšebeliso e felletseng ea matla a polysilicon a ho fokotseha ka 63kwhing. . Ntle le moo, ho theoha hape ke ntho ea bohlokoa ea litšenyehelo, a ikarabellang bakeng sa 17%. Ho bohlokoa ho hlokomela hore ho ea ka data ea Baichuan Yingfu, litšenyehelo tsohle tsa polysilicon li ne li le bolelele ba li-plysilisis tse 55%. matla.
Ho na le mekhoa e 'meli ea baetsi ba ikemetseng ho fokotsa litšenyehelo, e mong ke ho fokotsa litšenyehelo tse tala, mme e mong ke ho fokotsa tšebeliso ea matla. Mabapi le thepa e tala, bahlahisi ba ka fokotsa litšenyehelo tsa thepa e tala ka ho saena tumellano ea tšebelisano ea liindasteri le ho aha tlhahiso e hokahaneng le bahlahisi ba tlase. Mohlala, limela tsa tlhahiso tsa polysilicon lijalo li itšetlehile ka mokhoa oa tsona oa indasteri ea silicon ea indasteri. Mabapi le tšebeliso ea motlakase, baetsi ba motlakase ba ka fokotsa litšenyehelo tsa motlakase ka litheko tsa motlakase le ntlafatso e felletseng ea matla a tšebeliso ea matla a tšebeliso ea matla. Hoo e ka bang 70% ea tšebeliso ea motlakase e felletseng ke tšebeliso ea motlakase ea motlakase, 'me phokotso ke sehokelo sa bohlokoa tlhahiso ea kristale ea kritystalli e phahameng. Ka hona, matla a mangata a polysilicon a China a aparetsoe libakeng tse tlase tse kang litheko tse tlase tse kang xinjiang, Sichuan le Yubuan. Leha ho le joalo, ha u tsoetse pele ho leano la khabone, ho thata ho fumana lisebelisoa tse ngata tse theko e tlaase. Ka hona, ho fokotsa ts'ebeliso ea matla bakeng sa phokotso ke phokotso e ka khonehang ea litšenyehelo kajeno. Tsela. Hona joale, tsela e sebetsang ea ho fokotsa tšebeliso ea tšebeliso ea phokotso ke ho eketsa palo ea mabotho a sililoeng sebopelong sa phofo, ka tsela eo. Hajoale, mefuta ea ho fokotsa sebopi ea mantlha ho Chaena ke lipara tse 36, lipara tse 40 tsa lithupa le lipara tse 48 tsa lithupa. Mofuta oa sebōli o ntlafalitsoe ka likarolo tse 60 le lipara tse 72 tsa lithupa, empa ka nako e ts'oanang, e boetse e fana ka litlhoko tse phahameng tsa boemo ba morao-rao ba ho hlahisa lingoliloeng.
Ho bapisoa le mokhoa o ntlafalitsoeng oa motšehare, mokhoa o mosoeu o nang le menyetla e mene, e mong ke oa bohlokoa haholo oa ho hula limatlafatsi tse tsoetseng pele haholo tsa CCZ. Ho latela datha ea lekala la indasteri ea silicon, tšebeliso e akaretsang ea mokhoa oa ho robala oa silane o tukang oa silane o 33.33% ea mokhoa o ntlafalitsoeng oa mohloa o ntlafalitsoeng. Mokhoa oa ho robala o fokang oa silase o na le melemo ea matla a matla a matla a matla. Mabapi le kristanta ea kristale, thepa ea siliniki ea granular e ka etsa hore ho be bonolo ho tlatsa sehokelo se le seng sa kristale ea siling ea kristale. Polycrystalline silicon le sililaur cyicon e ka eketsa nako e le 'ngoe ea ho tjhaja ka 41%, ha e ntse e fokotsa ts'ebetso ea ho hula ea silicon ea krifole e le' ngoe. Ntle le moo, siliola ea Granular e na le bophara bo nyane ebile e le fōli e ntle, e loketseng ho feta mokhoa o tsoelang pele oa CCZ. Hajoale, thetsi e ka sehloohong ea likhalase e le 'ngoe e fihlang ka mokhoa o le mong le o tlase ke RCV. Setšoantšo se etsoa ka nako e le 'ngoe, e bolokang nako e pholileng ea krifono e le' ngoe silise ea silicon ea silicon ea silicon ea silicon, kahoo katleho ea tlhahiso e phahame. Ntlafatso e potlakileng ea CCZ e tsoelang pele e tsoelang pele ea CCZ e boetse e tla etsa tlhoko ea tlhoko ea sililoeng ea granular. Le ha silikono ea Granular e na le likotsi tse ling, tse kang phofo ea silino e hlahisoang ke likhohlano, empa ho ea ka hyddrojene e entsoe ka li-sypreans, empa ho ea ka hyddrojene ea litšoantšo tse qhala, empa ho ea ka hydrogens e se e le hantle, e leng hyddrojene e etsoang ho eona, empa ho ea ka hydrogens e se e le hantle, e leng hyddrojene e bile e ntlafatsoa, empa ho ea ka hydrogen "ea liqoso, e leng hyddrojene e bile e ntlafatsoa, empa ho ea ka hydrogens e se e le hantle, e leng hyddrojene e entsoe ka li-sydrogen, empa ho na le litlatsetso tse mpe tsa ho qhala, empa ho ea ka hydrogen ho baka likhohlano tsa sefahleho, empa ho ea ka hydrogens li kenella, empa ho na le mathata a matle haholo le tsoelo-pele e itseng.
Seteishene sa ho robala se koetsoeng se holile Europe le United States, 'me ho bongoa ke ba masene ka mor'a ho tsoaloa ke likhoebo tsa Chaena. Nakoana ha bo-1980, silingoeng ea granile ea kantle ho naha e emeloang ke Wed Har'a bona, matla a tlhahiso a Pont ona a granular a fihlile lithabeng tse 10,500 Ka lebaka la litlhoko tsa ho hula e le 'ngoe, lihlahisoa tsa lithuso tsa hae tsa granular le qetellong li ile tsa emisa tlhahiso,' me qetellong ea fetela pele ho hlahisoa ha silicon ea granicon.
4. Lisebelisoa tse tala: silicon ea indasteri ke ntho e tala e halikiloeng, 'me phepelo e ka fihlela litlhoko tsa keketseho ea polysilicon
Silicon ea indasteri ke lintho tse raw tsa mantlha tsa tlhahiso ea polysilicon. Ho lebeletsoe hore pokello ea indasteri ea Mantaha ea China e tla hola ka thata ho tloha 2022 ho isa ho 2025. Tlhahiso ea li indasteri ea China e teng ka nako ea selemo le selemo. Ho latela datha ea smm, eo e sa tsoa eketsaMatla a indasteri ea signionChaena e tla ba lithane tse 890,000 le lithane tse limilione tse 1,065 ho 2022 le 2023. Ho nka lik'hamphani tseo tsa silicon tsa indasteri li tla boloka sekhahla sa ts'ebeliso ea melao le tekanyo ea ts'ebetso ea tse ka bang 60% nakong e tlang ea China e ntse e eketsehaMatla a tlhahiso ka 2022 le 2023 a tla tlisa keketseho ea tlhahiso ea lithane tse 320,000 le lithane tse 3833 000. Ho latela likhakanyo tsa gfci,China's industrial silicon production capacity in 22/23/24/25 is about 5.90/697/6.71/6.5 million tons, corresponding to 3.55/391/4.18/4.38 million tons.
Sekhahla sa hola sa libaka tse peli tse setseng tse tlase tsa silicon tsa indasteri li tsamaea butle, le tsa indasteri tsa Sign tsa indasteri le China li ka kopana le polysilicon. Ka 2021, boholo ba indasteri ea China Silicon e tla ba lithane tse limilione tse 5.385 Ntle le moo, lithane tse ka bang 780,000 tsa tlhahiso li sebelisetsoa ho romelloa. Ka 2021, tšebeliso ea polysinilicon, silicon, le li-aluminium tse ntle li tla ikarabella bakeng sa 19%, 28%, le 20% ea siliniki ea indasteri, ka ho latellana. Ho tloha 2022 ho isa ho 2025, sesebelisoa sa silicon sa silicon se lebelletsoe ho lula haufi le 10%, mme sekhahla sa kholo ea Aluminium se tlase ho 5%. Ka hona, re lumela hore sekhahla sa siliniki ea indasteri se ka sebelisoa bakeng sa polysilicon ka 2022-2025 e lekane ka botlalo, e ka khahlang ka botlalo litlhoko tsa polysinilicon. Litlhoko tsa tlhahiso.
5. Polysilicon Fip:Chinao lula boemong bo hlahelletseng, mme tlhahiso butle-butle e phahama ho e-na le likhoebo
Lilemong tsa morao tjena, tlhahiso ea polysilicon e eketsehe selemo le selemo, 'me butle-butle e bokelletse Chaena. Ho tloha ka 2017 ho isa ho 2021, Tlhahiso ea polysilicon ea selemo le selemo e phahame ho lithane tse 432,000 ho lithane tse 621, ka sekhahla sa kholo ea 21.11%. Nakong ena, tlhahiso ea polysilicon e ile ea beha kapele Chaena, 'me karolo ea polysilicon e eketsehile ho tloha ka 2017 ho isa ho tse robeli ho isa ho tse 8, le 20,01. le lik'hamphani tsa Makorea li theohile haholo, li oelang ho lihlopha tse leshome tse phahameng, tse kang Hemolock, OCO, wena le Memc; Khokahano ea indasteri e eketsehile haholo, 'me karolo e felletseng ea likhamphani tse leshome tse holimo khoebong e eketsehile ho tloha ho 57.7% ho isa ho 90.3%. Ka 2021, ho na le lik'hamphani tse hlano tsa Machaena tse fumanehang ho feta 10% ea matla a tlhahiso, a ikarabellang bakeng sa kakaretso ea 65.7%. . Ho na le mabaka a mararo a mantlha a ho fetisoa butle-butle indasteri ea polysinion ho ea China. Taba ea pele, baetsi ba batho ba Polysilicon ba na le melemo ea bohlokoa mabapi le thepa e tala, litšenyehelo tsa motlakase le tsa basebetsi. Meputso ea basebetsi e tlase ho linaha tse ling, ka hona, litšenyehelo tsa tlhahiso ea Chaena li le tlase haholo ho feta tsa naha, 'me o tla tsoela pele ka hatela pele. Taba ea bobeli, boleng ba lihlahisoa tsa polysinione li lula li fetoha, tse fumanehang ka har'a sehlopha sa pele sa letsatsi, 'me likhoebo tse tsoetseng pele li le maemong a bohloeki. Likotsi tsa nako li entsoe ka tšobotsi ea polysilicon, butle-butle li ne li khothaletsa merero ea lichelete bakeng sa merero ea polysilicon ka matla. Tlhahiso ea tlhahiso ea silicon ea China e eketsehile ka ho lekana le naha ea naha, e hatisang 'maraka oa mose ho maoatle ka tsela e itseng.
Ho tloha ka 2017 ho fihlela 2021, ho theoha ha polysilicon China ho tla eketseha ka matla, haholo-holo libakeng tse nang le Xinjiang, Mongoana, le Sichuan. Ka 2021, tlhahiso ea polysilicon ea China e tla eketseha ho isa lithahasello tsa lithane tse 38,000 ho lithane tse 50,83%. Mabapi le bokhoni ba tlhahiso, matla a polysilicon a boholo ba a e-ba le tiiso e holimo, empa e theohile ka 2020 ka lebaka la ho koala ha baetsi ba bang. Ntle le moo, sekhahla sa ts'ebeliso ea litaba tsa China polysilicon se ntse se eketseha kamehla ho tloha ka 2018, le sekhahla sa ts'ebeliso ea batho ba 92.12%. Mabapi le liprofinse, tlhahiso ea polysilicon ea China ea China e ne e tsepamisitsoe libakeng tse ka theko e tlase e kang lira tsa motlakase tse kang Xinjiang, Is Mongolia, le Sichuan. Tlhahiso ea Xinjiang ke lithane tse 270,400, tse fetang halofo ea tlhahiso e felletseng China.
Indasteri ea China ea polysilicon e tšoauoa ka tekanyo e phahameng ea mahloriso, ka boleng bo holimo ba 77%, mme ho tla ba le tloaelo e tsoelang pele e nyolohang nakong e tlang. Tlhahiso ea polysilicon ke indasteri e nang le mebuso e phahameng le litšitiso tse phahameng tsa theknoloji. Nako ea morero le tlhahiso ea tlhahiso hangata e etsahala lilemo tse peli kapa ho feta. Ho thata ho bahlahisi ba bacha ho kena indastering. Bahlahisi ba katoloso e tsebahalang le merero e mecha ea lilemo tse tharo, baetsi ba Oligipoli ba tla tsoela pele ho holisa melemo ea bona ea theknoloji le maemo a bona a matlafatsang.
Ho hakanngoa hore phepelo ea polysini ea polao ea China e tla tlisa kholo e kholo ho tloha ka 2022, tlhahiso ea polysinion e tla fihla ho limilione tse 1,14, e tla fihlela tekanyo ea tlhahiso ea lefatše ea polysilicon. Ka 2021, ka theko e bohale ka theko ea polysilicon ka har'a China, ba ka sehloohong ba tse phethehileng mosebetsing oa mela e mecha ea tlhahiso, 'me ka nako e tšoanang e ile ea hohela bahlahisi ba bacha ho ikopanya indastering. Kaha merero ea polysinion e tla nka bonyane lilemo tse peli ho isa ho ea ho ea ho tlhahiso, kaho e ncha ea 2021 e tla phetheloa. Matla a tlhahiso hangata a kenngoa halofo ea bobeli ea 2022 le 2023. Sena se lumellana le merero e mecha ea morero hona joale. Matla a tlhahiso a Ncha ka 2022-2025 a tsepamisitsoeng haholo ka 2022 le 2023. Kamora moo, e le phepelo ea polysilicon ka kakaretso ho tla bolokoa butle-butle indasteri. Down, ke hore, sekhahla sa kholo ea tlhahiso butle-butle hoa fokotseha butle butle. Ntle le moo, sekhahla sa ts'ebeliso ea bokhoni ba lisebelisoa tsa polysilitic se setse lilemong tse peli tse fetileng, mme ho tla nka nako bakeng sa mahlale a macha a ikarabellang a ho ea theknoloji e loketseng ea ho itokisa. Ka hona, palo ea ts'ebeliso ea merero ea New polysilicon lilemo tse 'maloa tse tlang tse tlang e tla ba tlase. Ho sena, tlhahiso ea polysinicon ka 2022-2025 e ka boleloa esale pele, tlhahiso ea polysilicon ka 2025 e lebelletsoe ho ba ka li-tN tse ka bang limilione tse 1,194.
Ho tsepamisa mohopolo ka mose ho maselashe e phahameng haholo ho na le phahameng, 'me tekanyo le lebelo le lebelo la eketseha ha tlhahiso lilemong tse tharo tse latelang ho ke ke ha phahama joalo ka China. Matla a polysilicon matla a tlhahiso a bua haholo ka likhamphani tse 'ne tsa tataiso,' me tse ling kaofela ke matla a fokolang. Mabapi le bokhoni ba ho hlahisa tlhahiso, Chek ea Wacker e lula halofo ea mose ho maoatle a mose ho maoatle a mose ho maoatle polysilicon matla. Lifestori tsa eona tsa Jeremane le United States li na le matla a boima ba lithane tse 60,000 le lithane tse 20,000, ka ho latellana. Keketseho e bohale ea matla a lefats'e la polysilicon ka 2022 le ho ameha ka ho bala, k'hamphani e ntse e emetse ho kenyelletsa matla a tlhahiso. Buka ea Korea Phuleng ea Giant e ngolisa mohala oa eona oa letsatsi le metso ea Malaysia ha o ntse o boloka litšenyehelo tsa tšebeliso ea matla le ho etsa lintho tse tlase tsa matla. Litefiso tse phahameng tsa China li polysilicon naheng ea United States le Korea Boroa. Khamphani e rera ho hlahisa lithane tse 95,000 empa letsatsi la qala ha le hlake. Ho lebeletsoe ho eketseha ka bophahamo ba lithane tse 5,000 ka selemo lilemong tse 'ne tse latelang. Khamphani ea Ngaka ea Norway e na le metheo e 'meli ea tlhahiso ea Washington Montam ea lichelete, o ile a khetha ho emisa tlhahiso, 'me o ile a etsa hore ho hlasimolla lintlha tse 2024,' me u ka tlatsa moetsi oa polysilicon. polysiliconic ea elektroniki e phahameng haholo. Litšisinyeho tsa theknoloji e phahameng bakeng sa tlhahiso li etsa hore ho be thata hore lihlahisoa tsa k'hamphani li nkeloe sebaka 'marakeng. Kopanoa le 'nete ea hore k'hamphani ha e rera ho haha merero e mecha eo nakong e fetileng, ho lebelletsoe hore boemo ba tlhahiso ea k'hamphani bo tla ba 2022-2025. Tlhahiso ea selemo le selemo e lula litenteng tse 18,000. Ntle le moo, ka 2021, boholo ba lik'hamphani tse ncha tsa lik'hamphani tse ntle le lik'hamphani tse ka pele tse tse 'ne li tla ba lithane tse likete tse tšeletseng. Ka lebaka la khaello ea kutloisiso ea merero ea lik'hamphani tsohle, e ka nahanoa mona hore bokhoni bo bocha bo tla ba lithane tse 5,000 ka selemo ho tloha 2022.
Ho latela bokhoni ba taolo ea mose ho maoatle, ho hakanngoa hore tlhahiso ea polysilicon e tla ba lithane tse ka bang 1765, e tla ba litsebi tsa tšebeliso ea tšebeliso ea polysilicon matla. Kamora hore theko ea polysilicon e tsohile haholo ka 2021, lik'hamphani tsa Machaena li eketsehile tlhahiso e eketsehile le tlhahiso e eketsehang. Ka lehlakoreng le leng, lik'hamphani tsa hae li hapuoe haholoanyane mererong ea tsona ea merero e mecha. Lebaka ke hobane puso ea indasteri ea polysicon e se e ntse e le taolong ea China, 'me tlhahiso e ntseng e eketseha e ka tlisetsa tahlehelo ea China. Ho tloha ka lehlakoreng le theko, tšebeliso ea matla ke karolo e kholo ka ho fetisisa ea litšenyehelo tsa theko ea polysilicon, kahoo theko ea motlakase e bohlokoa haholo, 'me li-sichuang, li-sichuan le libaka tse ling li na le melemo e hlakileng. Ka lehlakoreng le leng, ka lehlakoreng le leng, ha ho na le polysilicon ea polysinilicon, chiction ea silicon ea silicon ea silicon ea siricon ea sirafen ea sirafer ea sirafen ea sira e fetang 99% ea kakaretso ea lefatše. Indasteri ea fatše ea polysilicon e tsepamisitsoe haholo Chaena. Theko ea polysilicon e hlahisitsoeng e tlase, litšenyehelo tsa lipalangoang li tlase, 'me tlhoko e tiisitsoe ka botlalo. Taba ea bobeli, China e hlokofalitse lintho tse ngata tse angoang ka mokhoa o thibelang polysilicon ho tloha United States le Korea Boroa, e leng Korea Boroa. Ho ba hlopha ho haha merero e mecha. Ntle le moo, likhoebo tsa China tsa mose ho naha tsa China li lieha ho hola selemo le 2011 ho se ho lekane ho tšehetsa tlhahiso ea eona e potlakileng le e kholo ea tlhahiso matla.
Ho latela litlhaloso tsa polysilicon tsa tlhahiso ea polysilicon China le mose ho 2025, tlhahiso e boletsoeng esale pele e ka akaretsoa. Ho hakanngoa hore tlhahiso ea polysinicon ea lefatše ka bophara ka 2025 e tla fihlela lithane tse limilione tse 1,35. Ho latela boleng ba boemeli ba tlhahiso ea polysilicon, karolo ea China ea karolo ea lefats'e e ka fumanoa. Ho lebelletsoe hore kabelo ea Chaena e tla hola butle ho tloha ho 2022 ho fihlela 2025, 'me e tla feta 87% ka 2075 ka 2025.
6, kakaretso le ponong
POLICILIICON e fumaneha ka lebaka la silicon ea indasteri le ho bula ketane ea indasteri ea PhotoVoltaic le semicondctor hantle haholo. Ketane ea indasteri ea Photovoltaic hangata ke polysilicon-sigle-setšoantšo se kentsoeng polysilicon-siceson wafer-Chip. Melaoana e fapaneng e na le litlhoko tse fapaneng bohloeki ba polysilicon. Indasteri ea Photovoltaic e sebelisa polysinicheni ea letsatsi le letsatsi, 'me indasteri ea semiconductor e sebelisa polysilicheni e tsoang sehlopheng sa elektroniki. Ea pele e na le bothata ba ho hloeka ea 6n-8n, ha e ntse e hloka bohloeki ba 9n kapa ho feta.
Ka lilemo tse ngata, ts'ebetso ea tlhahiso ea mantlha ea polysilicon e bile mokhoa o ntlafalitsoeng oa batho ba bangata lefatšeng ka bophara. Lilemong tsa morao tjena, lik'hamphani tse ling li phutholohile ka sebe se sebelelitseng mokhoa oa betheng, e leng se ka bang le tšusumetso e itseng mohlaleng oa tlhahiso. Polysilicon ea SUD - e nang le sebopeho se fetotsoeng ke mokhoa o fetotsoeng oa tšebeliso ea matla a moea o phahameng, litšenyehelo tse phahameng, ha silioli ea Graneur e entsoe ke sesupo sa mofuta o tlase, litšenyehelo tse tlase le bohloeki bo tlase. Likhamphani tse ling tsa Machaena li hlokometse tlhahiso e kholo ea silise ea granule le theknoloji ea ho ja polysinilicon, empa ha e e-ea khathatsoa haholo. Hore na silise ea Granule e ka nkela sebaka nakong e tlang e itšetlehileng ka hore na monyetla oa ho sebelisa matla a boleng bo tlaase, le ntlafatso ea polokeho ea Silane. Lilemong tsa morao tjena, tlhahiso ea polysilicon e eketsehe selemo selemo le selemo, 'me butle-butle bokahomana Chaena. Ho tloha ka 2017 ho isa ho 2021, tlhahiso ea polysilicon ea selemo le selemo e tla eketseha ka lithaelese tse 431. Nakong ea selemo, ho tloha ka 2022 ho isa 2025, phepelo ea polysilicon e tla fetoha kholong e kholo. Ho hakanngoa hore tlhahiso ea polysilicon ka 2025 e tla ba litlolong tse limilione tse 1,95 China, 'me tlhahiso ea mose ho maoatle e tla fihla lithatleng tse 176,000. Ka hona, tlhahiso ea lefatše ea Polysilicon ka 2025 e tla ba limilione tse likete tse 1,37.
.