Mumakore achangopfuura, nekufambira mberi kwevanhu uye kuvandudzwa kwesainzi uye tekinoroji, kunyanya kuunganidzwa kweCopenhagen neCancun mamiriro ekunze emamiriro ekunze, pfungwa dzegirinhi simba uye budiriro inoenderera dzave kuwedzera mukurumbira.Seyakasimukira indasitiri inosimukira, kuvandudzwa kwezvinhu zvitsva uye simba idzva richava nzvimbo itsva yekukura kwehupfumi mune ramangwana, izvo zvichaunza kukurumidza kusimudzira kwesilicon indasitiri uye photovoltaic indasitiri.
Kutanga, iyo inokurumidza kukura silicon indasitiri muChina
Zvinoenderana nehuwandu hweSilicon Branch yeChina Nonferrous Metals Industry Association, kugadzirwa kwesilicon kwemaindasitiri eChina kwakawedzera kubva pamiriyoni imwe nemazana manomwe ematani/gore muna 2006 kusvika pamamiriyoni mazana maviri nemazana manomwe nemashanu ematani/gore muna 2010, uye zvakabuda zvakawedzera kubva pa800,000 kusvika pamiriyoni imwe chete nemazana mashanu ematani. munguva imwe cheteyo, neavhareji yegore rekukura kwe12.8% uye 9.5% zvichiteerana.Kunyanya mushure mekunetsa kwemari, nehuwandu hukuru hwesilicone uye polysilicon mapurojekiti akaiswa mukugadzirwa uye kusimuka kweindasitiri yemotokari, kudiwa kwemusika weindasitiri wesilicon kwakawedzera zvakanyanya, izvo zvakawedzera kukurudzira kufarira kwekudyara kwakazvimirira muindasitiri yesilicon, uye yayo. kugona kwekugadzira kwakaratidza kukurumidza kukura maitiro munguva pfupi.
Pakupera kwa2010, indasitiri yekugadzira silicon iri kuvakwa munzvimbo huru muChina yasvika 1.24 miriyoni matani / gore, uye inofungidzirwa kuti ichangobva kuvakwa maindasitiri silicon kugadzirwa kwesimba muChina inotarisirwa kusvika 2-2.5 miriyoni matani. / gore pakati pa2011 na2015.
Panguva imwecheteyo, nyika inoshingairira kusimudzira hukuru uye hukuru hwemaindasitiri esilicon electric furnaces.Maererano nehurongwa hwemaindasitiri, nhamba huru ye6300KVA madiki emagetsi emagetsi achabviswa zvachose pamberi pe 2014. Zvinofungidzirwa kuti kugadzirwa kwemagetsi maduku esilicone furnaces muChina kuchabviswa nemamiriyoni 1-1.2 gore negore risati rasvika 2015. Pa panguva imwe chete, parizvino, mapurojekiti achangobva kuvakwa anoona chiyero cheindasitiri nemidziyo mikuru kuburikidza neakanaka tekinoroji, vanokurumidza kutora musika kuburikidza nemabhenefiti avo muzviwanikwa kana zvinhu, uye nekumhanyisa kubviswa kwekudzokera kumashure kwekugadzira.
Naizvozvo, zvinofungidzirwa kuti China simbi silicon kugadzirwa simba achasvika mamiriyoni mana matani/gore muna 2015, uye indasitiri silicon kubuda achasvika mamiriyoni 1.6 matani panguva imwe chete.
Kubva pakuona kwekusimudzira indasitiri yesilicon yepasi rose, indasitiri yesimbi yesilicon munyika dzakasimukira ichaenda zvishoma nezvishoma ichienda kunyika dzichiri kusimukira mune ramangwana, uye zvinobuda zvichapinda padanho rekukura, asi kudiwa kucharamba kuine chimiro chekukura. kunyanya kubva kudiwa kwesilicone uye polysilicon maindasitiri.Naizvozvo, nyika dzekumadokero dzinosungirwa kuwedzera kutengwa kwesimbi nesilicon.Kubva pakuona kwepasi rose kupihwa uye kudiwa kwechiyero, muna 2015, mukaha uripo pakati pekupa uye kudiwa kwesimbi silicon munyika dzakabudirira dzakaita seUnited States, Western Europe, Japan neSouth Korea ichasvika 900,000 matani, uku China ichizoendesa kunze 750,000 matani kune. kuzadzisa zvido zvayo, nepo dzimwe nyika dzichiri kusimukira dzichizopa mamwe.Ehe, mune ramangwana, hurumende yeChina inosungirwa kuwedzera kusimbaradza manejimendi emabhizinesi, uye inogona kuwedzera kuwedzera mitero yekutengesa kunze kwenyika, izvo zvinogadzira mamiriro akanaka emabhizinesi makuru kutumira kunze simbi silicon.
Panguva imwecheteyo, mukuvandudza nekukurumidza kweindasitiri yenyika yepolysilicon, indasitiri yeChina yepolysilicon yakatoona chiyero chekugadzirwa kwepolysilicon nekuunza tekinoroji yekunze, kubatanidza kugaya uye kunyura nehunyanzvi hwakazvimirira, uye kugona kwekugadzira uye kubuda zvine. yakawedzera nokukurumidza.Nerutsigiro rwemitemo yenyika, mabhizinesi epamba akanyatso hunyanzvi matekinoroji ekugadzirwa kwepolysilicon nekuvimba nekuzvimiririra hunyanzvi uye kuvandudzazve matekinoroji anounzwa kunze kwenyika, kutyora iyo monopoly uye blockade yepolysilicon yekugadzira tekinoroji munyika dzakabudirira.Zvinoenderana neongororo uye nhamba dzakakodzera, sekupera kwa2010, pakanga paine 87 polysilicon mapurojekiti akavakwa uye ari kuvakwa muChina.Pakati pemabhizinesi makumi mana nerimwe akavakwa, 3 inzira dze silane dzine simba rekugadzira rematani zviuru zvishanu nemazana matatu, gumi inzira dzemuviri dzine hunyanzvi hwekugadzira matani gumi nemaviri nemazana maviri, uye makumi maviri nesere dzakavandudzwa dzeSiemens dzine huwandu hwekugadzira hwematani makumi manomwe nemazana maviri negumi.Huwandu hwemapurojekiti akavakwa matani 87,710;Mune mamwe mapurojekiti makumi mana nemanomwe ari kuvakwa, kugadzirwa kweSiemens nzira kwakavandudzwa ne85,250 matani, silane nzira ne6,000 matani uye simbi yemuviri uye dzimwe nzira ne22,200 matani.Huwandu hwemapurojekiti ari kuvakwa i113,550 matani.
Chechipiri, kudiwa uye zvitsva zvinodiwa zvekabhoni zvigadzirwa mukusimudzira indasitiri yesilicon parizvino
Hurongwa hweChina hwegumi nembiri hweMakore mashanu hunoisa pamberi pesimba idzva nezvinhu zvitsva semaindasitiri ari kusimukira ane hunyanzvi.Nekukurumidza kusimudzira kweindasitiri yesimba idzva, kudiwa kwevatengi kwe-high-giredhi simbi silicon kuri kuwedzera, izvo zvinoda simbi silicon kunyungudutsa optimize mbishi zvinhu uye maitiro kugadzira yakakwirira-giredhi simbi silicon ine yakaderera inokuvadza trace elements.
Yepamusoro-inoshanda kabhoni zvinhu ndiyo hwaro hweindasitiri yekusimudzira indasitiri yesilicon, uye inogarisana uye inobudirira pamwechete.Nekuti kabhoni zvinhu zvine density yakanaka, kuomarara uye kusimba kwesimba, uye zvine zvakanakira zvekupisa tembiricha kuramba, kukwirira kusimba, kusagadzikana kwecorrosion, yakanaka conductivity uye kuita kwakadzikama, mukugadzira silicon wafers, kabhoni inogona kugadzirwa kupisa. mudziyo (composite graphite crucible) yesilicon ibwe, uye inogona kushandiswa senzvimbo inopisa yekuchenesa polysilicon, kudhirowa imwe crystal silicon tsvimbo uye kugadzira polysilicon ingots.Nekuda kwekuita kwakatanhamara kwekabhoni zvinhu, hapana chimwe chinhu chekuchitsiva.
Muchimiro chitsva chekusimudzira, Hebei Hexi Carbon Co., Ltd. yaona kukwidziridzwa kwechimiro chechigadzirwa nekuramba ichigadzira yakazvimirira kuitira kuti irambe ichigadzira kukosha kwevatengi uye kuzadzisa chivimbiso che "kupa zvinhu zvitsva zveindasitiri yesimba idzva", uye zano rayo rinotarisa pane simba idzva uye zvinhu zvitsva.
Muna 2020, matekinoroji ekambani yedu akabudirira kugadzira φ1272mm graphite electrode uye φ1320mm yakakosha kabhoni electrode yeyakanyanya kuchena silicon nekugadzirisa musanganiswa, kusarudza fomula uye kugadzirisa maitiro kwenguva dzakawanda.Kutsvagisa kwakabudirira uye kusimudzira kwechigadzirwa ichi kunozadza gap remagetsi edzimba hombe-saizi maelectrode, inosvika padanho repamusoro repasi rose, uye inozivikanwa nevatengi.Iyo isarudzo yakanaka kune vatengi kunyungudutsa yakakwirira-kuchena simbi silicon.Mumakore mashoma anotevera, nekuenderera mberi kwekuita kwekuchengetedza simba renyika uye basa rekuchengetedza kwezvakatipoteredza, madiki masimbi esilicon ane simba rakawanda anozopedzisira abviswa.Kushandiswa kweakakura-saizi graphite electrodes uye silicon-yakatsaurirwa kabhoni maelectrode inozove maitiro makuru mumusha simbi silicon choto kunyungudutsa.Mhando iyi ye electrode ine maitiro matatu;(1) yakakwira density, kushomeka kushomeka uye yakakwira michina simba;(2) Kuderera kwekuwedzera kwekuwedzera kwekushisa uye kunaka kwekushisa kwekushisa;(3) Iron, aruminiyamu, calcium, phosphorus, boron uye titanium zvakaderera mukutsvaga zvinhu, uye yakakwirira-giredhi simbi silicon inogona kunyungudutswa.
Kuti tisangane nezvinodiwa nevatengi uye zvinotarisirwa, tinovimba neruzivo rwakapfuma rwekugadzira uye yakasimba tekinoroji simba, kumisa yakakwana ISO9001 quality management system, kushandisa "7S" manejimendi uye "6σ" nzira dzekutonga, uye kupa vatengi zvigadzirwa zvemhando yepamusoro pasi pe. iyo vimbiso yemidziyo yepamusoro uye yemhando yekutarisira maitiro:
(1) Midziyo yepamberi ndiyo vimbiso yekugona kwemhando: Kambani yedu ine yakakwirira-inoshanda yekukanya tekinoroji inotengeswa kubva kuGermany, ine yakasarudzika maitiro uye zvinobudirira inovimbisa kunaka kwepaste, nekudaro kuve nechokwadi chekugadzira mhando yemagetsi.Mukuita kwekuumbwa, iyo vacuum-nzira mbiri hydraulic vibration molding muchina inogamuchirwa, uye yayo yakasarudzika frequency kutendeuka uye yekumanikidza vibration tekinoroji inoita kuti chigadzirwa chemhando chigadzikane uye vhoriyamu density kufanana kwe electrode yakanaka kuburikidza nekugovera zvine musoro kwenguva yekuzunguza;Pakugocha, kuenzanisa kwemudziyo wekupisa uye otomatiki kudzora system kunoitwa pane mhete yekugocha choto.Iyo CC2000FS sisitimu inogona preheat uye kubheka maelectrodes mumabhokisi emidziyo mukati metembiricha uye yakashata yekumanikidza renji yebhokisi rega rega rezvinhu uye chiteshi chemoto munzvimbo yekupisa uye nzvimbo yekubikira.Musiyano wekushisa pakati pemakamuri echoto chepamusoro uye chepasi haupfuure 30 ℃, iyo inovimbisa yunifomu resistivity yechikamu chimwe nechimwe che electrode;Padivi rekugadzira, iyo nhamba yekudzora inofinha uye tekinoroji yekugaya inogamuchirwa, iyo ine yakakwirira machining chaiyo uye yakaunganidzwa kushivirira kwepitch isingasviki 0.02mm, saka kuramba kwekubatanidza kwakadzikira uye ikozvino inogona kupfuura zvakaenzana.
(2) Yepamusoro mhando manejimendi maitiro: yekambani yedu yemhando yekudzora mainjiniya inodzora zvese zvinongedzo zvinoenderana ne32 mhando yekudzora uye yekumisa mapoinzi;Kudzora uye kutonga marekodhi emhando, kupa humbowo hwekuti mhando yechigadzirwa inosangana nezvinodiwa uye hurongwa hwemhando inomhanya zvinobudirira, uye inopa hwaro hwekutanga hwekuona kuteedzera uye kutora matanho ekugadzirisa kana ekudzivirira;Shandisa nhamba yechigadzirwa, uye iyo yese yekuongorora ine marekodhi emhando, senge marekodhi ekuongorora zvinhu, marekodhi ekuongorora maitiro, marekodhi ekuongorora chigadzirwa, mishumo yekuongorora chigadzirwa, nezvimwe, kuona kuteedzera kwese kugadzirwa kwezvigadzirwa.
Mukuvandudza mune ramangwana, tichagara tichitevedzera mutemo we "kuvimba nesainzi uye tekinoroji uye manejimendi, tichiramba tichigadzira uye kusangana nezvinodiwa nevashandisi uye kuwedzera kukwikwidza kwebhizinesi", uye kutevedzera chinangwa chebhizinesi che "mukurumbira kutanga uye kugadzira kukosha kune vatengi" .Pasi pehutungamiriri hwemasangano ekutengeserana uye nerutsigiro rwakasimba rwevezera nevatengi, isu ticharamba tichiita hunyanzvi hwekuita tekinoroji nekugadzira zvigadzirwa zvitsva kusangana nezvinodiwa nevatengi uye kugadzira kukosha kukuru kune vatengi.
Nguva yekutumira: Jan-25-2021