1. Kodi silicon ndi chiyani?
Alticon wachitsulo, omwe amadziwikanso kuti silicon wa mafakitale, ndiye mankhwala osungunula silicon dioxide ndi kaboni. Gawo lalikulu la silicon nthawi zambiri limaposa 98.5% ndi pansi pa 99.99%, ndipo zodetsa zotsalira, aluminium, ecium, elcium, elcium.
Ku China, silicon yachitsulo nthawi zambiri imagawika m'magulu osiyanasiyana monga 553, 441, 421, 4203, 2202, 1102, 1102, etc., omwe amadziwika malinga ndi zomwe zili zachitsulo, aluminium ndi calcium.
2. Gawo lofunsira silicon wachitsulo
Mapulogalamu apansi a silicon amakhala makamaka silicon, polysilicon ndi aluminiyamu olosera. Mu 2020, kugwiritsidwa ntchito kwathunthu kwa China kuli pafupifupi matani matani 1.6 miliyoni, ndipo matope ogwiritsa ntchito ali motere:
Silika gel ali ndi zofunikira kwambiri pa silika yachitsulo ndipo amafunikira mtundu wa mankhwala, kuphatikiza ndi polysilicon, molysicon 523 #, ndi Aluminium Alloy zofunikira kwambiri.
Komabe, m'zaka zaposachedwa, kufunikira kwa polysilicon mu silicon ya organic kwachuluka, ndipo mawonekedwe ake amakhala okulirapo komanso akulu. Zomwe zimafunikira aluminiyam snows sizinachuluke, koma zachepa. Ichi ndi chinthu chachikulu chomwe chimapangitsa chidwi cha kupanga zitsulo chopanga silicon kuti chiwonekere kukhala chokwera, koma kugwirira ntchito kuli kotsika kwambiri, ndipo pali kuchepa kwakukulu kwa silika wambiri pamsika.
3. Kupanga mawonekedwe mu 2021
Malinga ndi ziwerengero, kuyambira Januware mpaka 2021, kugontha kwachitsulo china kunafika matani 466,000, kuchuluka kwa chaka chimodzi. Chifukwa cha mtengo wotsika wa silicon wachitsulo ku China zaka zingapo zapitazi, kuphatikiza ndi kutetezedwa ndi chilengedwe ndi zifukwa zina, mabizinesi ambiri okwera mtengo ali ndi mitengo yotsika kapena yotsekedwa.
Mu 2021, chifukwa cha zowonjezera zokwanira, mulingo wogwiritsira ntchito wachitsulo ukhala wokwera. Magetsi ndi osakwanira, ndipo mtengo wogwiritsira ntchito silicon ndi wotsika kwambiri kuposa zaka zam'mbuyomu. Silicon yofunikira ndi polysilicon ali osapezeka chaka chino, okhala ndi mitengo yayikulu, mitengo yogwira ntchito kwambiri, komanso kufunikira kwa silicon yachitsulo. Zinthu zokwanira zadzetsa kuchepa kwakukulu kwa silicon yachitsulo.
Chachinayi, chisinthiko chamtsogolo cha silicon wachitsulo
Malinga ndi kuperekera ndikufunira zochitika zowunikira pamwambapa, mawonekedwe amtsogolo a silicon yachitsulo makamaka amatengera yankho la zinthu zakale.
Choyamba, chifukwa kupanga zomba, mtengo wake amakhala wokwera, ndipo zomera zina zimayambiranso kupanga, koma zimatenga nthawi yayitali.
Chachiwiri, mphamvu zamakono zimakhazikika m'malo ena zikuchitikabe. Chifukwa cha magetsi osakwanira, mafakitale ena a silicon adziwitsidwa ndi magetsi. Pakadali pano, pali zida za mafakitale omwe akhazikika, ndipo ndizovuta kuzibwezeretsa nthawi yochepa.
Chachitatu, ngati mitengo yanyumba ikhalabe yokwera kwambiri, ikuyembekezeka kuchepa. Chitsulo cha China cha China chimatumizidwanso kumayiko aku Asia, ngakhale sikutumiza mayiko ku Europe ndi America. Komabe, ku Europe Stalic State amapanga chifukwa cha mitengo yaposachedwa yapadziko lonse lapansi. Zaka zingapo zapitazo, chifukwa cha mwayi wandalama zaku China, kupanga chitsulo cha China kunalibe mwayi wotheratu, ndipo voliyumu kunja inali yayikulu. Koma mitengo ikakhala yamtengo wapatali, zigawo zina zimawonjezera mphamvu zopanga zopanga, ndipo kutumiza kunja kumachepa.
Komanso, malinga ndi kufuna kwake, padzakhala siyicon yambiri ndi kupanga polysilicon mu theka lachiwiri la chaka. Pankhani ya Polysilicon, omwe amakonzekera kuthekera kotala lachinayi la chaka chino ndi matani 230,000, ndipo kufunafuna kwathunthu kwa silicon yachiwiri ikuyembekezeka kukhala matani 500,000. Komabe, msika wamalonda wa ogula sangathe kudya zatsopano, motero kuchuluka kwazomwe zikugwira ntchito zatsopano zidzachepa. Mwambiri, kuchepa kwa chitsulo cha silicon kumayembekezeredwa pachaka, koma kusiyana sikudzakhala kwakukulu. Komabe, theka lachiwiri la chaka, silicon ndi makampani a polysilicon osakhudzana ndi silicon yachitsulo yomwe ingakumane ndi mavuto.