Nekufambira mberi kuri kuramba kuchiitika munyika yanhasi, simba risingadzokororwe riri kuramba richipera, uye nzanga yevanhu iri kuramba ichikurumidzira kushandisa simba rinogona kudzokororwa rinomiririrwa ne "mhepo, chiedza, mvura uye nyukireya". Zvichienzaniswa nedzimwe nzvimbo dzesimba rinogona kudzokororwa, vanhu vane tekinoroji yakakura, yakachengeteka uye yakavimbika yekushandisa simba rezuva. Pakati pavo, indasitiri yemasero e photovoltaic ine silicon yakachena kwazvo se substrate yakura nekukurumidza zvikuru. Pakupera kwa2023, simba remagetsi ezuva rinowedzerwa munyika yangu rapfuura 250 gigawatts, uye simba remagetsi re photovoltaic rasvika 266.3 bhiriyoni kWh, kuwedzera kweinenge 30% gore negore, uye simba idzva rekugadzira magetsi i78.42 miriyoni kilowatts, kuwedzera kwe154% gore negore. Kusvika pakupera kwaChikumi, simba remagetsi re photovoltaic raive rinenge mamiriyoni 470 kilowatts, iro rapfuura simba remvura kusvika rava simba rechipiri pakukura munyika yangu.
Kunyange hazvo indasitiri ye photovoltaic iri kukura nekukurumidza, indasitiri itsva yezvinhu zvinoitsigira iri kukurawo nekukurumidza. Zvikamu zve quartz zvakaita sezvimiso zve quartz, mabhoti e quartz, nemabhodhoro e quartz ndezvimwe zvacho, zvichitamba basa rakakosha mukugadzirwa kwe photovoltaic. Semuenzaniso, zvigadziko zve quartz zvinoshandiswa kubata silicon yakanyungudutswa mukugadzirwa kwe silicon rods uye silicon ingots; mabhoti e quartz, machubhu, mabhodhoro, matangi ekuchenesa, nezvimwewo zvinoita basa rekutakura mukupararira, kuchenesa uye zvimwe zvinongedzo mukugadzirwa kwemasero ezuva, nezvimwewo, zvichivimbisa kuchena uye kunaka kwezvinhu zve silicon.
Mashandisirwo makuru ezvikamu zve quartz pakugadzira photovoltaic
Mukugadzirwa kwema solar photovoltaic cells, ma silicon wafers anoiswa pawafer boat, uye chikepe chinoiswa pawafer boat support yekupararira, LPCVD nedzimwe nzira dzekupisa, nepo silicon carbide cantilever paddle ndiyo chinhu chakakosha chekutakurwa kwechikepe chinotakura ma silicon wafers kupinda nekubuda muchoto chekupisa. Sezvakaratidzwa mumufananidzo uri pazasi, silicon carbide cantilever paddle inogona kuve nechokwadi chekuti silicon wafer nechubhu yechoto zviri mukati, zvichiita kuti kupararira nekusashanda zvive zvakafanana. Panguva imwe chete, haina kusvibiswa uye haina kukanganiswa pakupisa kwakanyanya, ine simba rakanaka rekudzivirira kupisa uye ine mutoro wakakura, uye yakashandiswa zvakanyanya mumunda wema photovoltaic cells.
Dhirowamu yezvirongwa zvezvikamu zvekutakura bhatiri
Mukufamba kwekudzika zvinyoro-nyoro, chikepe chekare chequartz uyechikepe chewaferrutsigiro runofanira kuisa silicon wafer pamwe chete nerutsigiro rwechikepe chequartz muchubhu yequartz muchoto chekupararira. Mukuita kwega kwega kwekupararira, rutsigiro rwechikepe chequartz rwakazadzwa nemawafer esilicon runoiswa papaddle yesilicon carbide. Mushure mekunge paddle yesilicon carbide yapinda muchubhu yequartz, paddle inonyura yoga kuti iise pasi rutsigiro rwechikepe chequartz newafer yesilicon, uye yobva yamhanya zvishoma nezvishoma kudzokera kunzvimbo yaitangira. Mushure mekuita kwega kwega, rutsigiro rwechikepe chequartz runofanira kubviswa kubvachipande chesilicon carbide. Kushanda kwakadaro nguva nenguva kuchaita kuti rutsigiro rwechikepe chequartz rupere kwenguva yakareba. Kana chikepe chequartz changotanga kutsemuka nekutyoka, rutsigiro rwechikepe chequartz rwese ruchadonha kubva padanda resilicon carbide, uye rwobva rwakuvadza zvikamu zvequartz, mawafer esilicon uye mapad esilicon carbide ari pasi. danda resilicon carbide rinodhura uye harigone kugadziriswa. Kana tsaona yangoitika, richakonzera kurasikirwa kukuru kwezvinhu.
Mukuita kweLPCVD, matambudziko ekumanikidzwa kwekupisa ataurwa pamusoro apa haangoitike chete, asi sezvo maitiro eLPCVD achida kuti silane gasi ipfuure nesilicon wafer, maitiro enguva refu achagadzirawo silicon coating pakutsigira kwechikepe chewafer nechikepe chewafer. Nekuda kwekusawirirana kwema coefficients ekuwedzera kwekupisa kwesilicon nequartz yakafukidzwa, rutsigiro rwechikepe nechikepe zvichatsemuka, uye hupenyu huchaderedzwa zvakanyanya. Hupenyu hwezvikepe zve quartz zvakajairika nekutsigira kwechikepe mukuita kweLPCVD hunowanzo kuve mwedzi miviri kusvika mitatu chete. Saka, zvakakosha zvikuru kuvandudza zvinhu zvekutsigira chikepe kuti uwedzere simba uye hupenyu hwebasa hwekutsigira chikepe kudzivirira tsaona dzakadaro.
Muchidimbu, sezvo nguva yekushanda uye huwandu hwenguva zvichiwedzera panguva yekugadzira maseru ezuva, mabhoti e quartz nezvimwe zvikamu zvinowanzova nemaburi akavanzika kana kutotyoka. Hupenyu hwemabhoti e quartz nemachubhu e quartz mumitsetse mikuru yekugadzira muChina inguva yemwedzi mitatu kusvika mitanhatu, uye anofanira kuvharwa nguva nenguva kuti acheneswe, agadziriswe, uye atsiviwe nemidziyo inotakura quartz. Uyezve, jecha re quartz rakachena kwazvo rinoshandiswa sezvinhu zve quartz parizvino riri mumamiriro ekuwanikwa kwakawanda uye kudiwa kwaro, uye mutengo wave uchishanda kwenguva yakareba, izvo zviri pachena kuti hazvibatsiri kuvandudza kushanda zvakanaka kwekugadzira uye mabhenefiti ehupfumi.
Zviumbwa zvesimbi zvesilicon carbide"svika"
Iye zvino, vanhu vauya nechinhu chinoshanda zviri nani chekutsiva zvimwe zvikamu zve quartz - silicon carbide ceramics.
Zvigadzirwa zvesimbi zvesilicon carbide zvine simba rakanaka remakanika, kugadzikana kwekupisa, kuramba kupisa kwakanyanya, kuramba oxidation, kuramba kupisa shock uye kuramba ngura kwemakemikari, uye zvinoshandiswa zvakanyanya munzvimbo dzinopisa dzakadai sesimbi, michina, simba idzva, uye zvinhu zvekuvaka nemakemikari. Kushanda kwayo kwakakwanawo pakupararira kwemasero eTOPcon mukugadzira photovoltaic, LPCVD (low pressure chemical vapor deposition), PECVD (plasma chemical vapor deposition) uye zvimwe zvinongedzo zvekupisa.
Rutsigiro rwechikepe cheLPCVD chesilicon carbide uye rutsigiro rwechikepe chesilicon carbide chakawedzerwa neboron
Zvichienzaniswa nezvinhu zvechinyakare zve quartz, zvinotsigira zvikepe, zvikepe, uye zvigadzirwa zvemachubhu zvakagadzirwa nezvinhu zve silicon carbide ceramic zvine simba rakakwirira, kugadzikana kuri nani kwekupisa, hapana kuchinja kana tembiricha yakakwira, uye hupenyu hwenguva inodarika kashanu pane zvinhu zve quartz, izvo zvinogona kuderedza zvakanyanya mutengo wekushandisa uye kurasikirwa nesimba kunokonzerwa nekugadzirisa uye nguva yekuzorora. Kubatsira kwemutengo kuri pachena, uye kwakabva zvinhu zvakagadziriswa kwakakura.
Pakati pazvo, reaction sintered silicon carbide (RBSiC) ine tembiricha yakaderera yekupisa, mutengo wakaderera wekugadzira, density yezvinhu zvakanyanya, uye hapana shrinkage yakawanda panguva yekupisa kwekupisa. Yakakodzera zvikuru kugadzirira zvikamu zvikuru uye zvakaoma-chimiro. Saka, inonyanya kukodzera kugadzirwa kwezvinhu zvikuru uye zvakaoma zvakaita sezvitsigiro zvezvikepe, mabhoti, mapidhi ecantilever, machubhu echoto, nezvimwewo.
zvikepe zvesilicon carbide wafervanewo mikana mikuru yekukura mune ramangwana. Pasinei nemaitiro eLPCVD kana maitiro ekuwedzera boron, hupenyu hwechikepe chequartz hwakaderera, uye thermal expansion coefficient yezvinhu zvequartz haienderane neyakagadzirwa nesilicon carbide. Nokudaro, zviri nyore kuva nekusiyana mukuita kwekuenzanisa nesilicon carbide boat holder pakupisa kwakanyanya, izvo zvinoita kuti chikepe chizunguze kana kutotyoka. Bhoti resilicon carbide rinoshandisa nzira yekushanda kwechikamu chimwe chete uye kugadzirisa kwakazara. Zvinodiwa zvechimiro charo nenzvimbo zvakakwirira, uye rinoshanda zviri nani nesilicon carbide boat holder. Pamusoro pezvo, silicon carbide ine simba rakawanda, uye chikepe hachina mukana wekutyoka nekuda kwekurovera kwevanhu kupfuura bhoti requartz.
chikepe chesilicon carbide chakagadzirwa nesimbi
Chubhu yefurnace ndiyo inonyanya kushandisa kupisa muchoto, iyo inoita basa guru mukuvhara uye kutamisa kupisa kwakafanana. Kana tichienzanisa nemachubhu efurnace equartz, machubhu efurnace esilicon carbide ane conductivity yakanaka yekupisa, kupisa kwakafanana, uye kugadzikana kwakanaka kwekupisa, uye hupenyu hwawo hunopfuura kashanu kupfuura machubhu equartz.
Pfupiso
Kazhinji, kungave maererano nekushanda kwechigadzirwa kana mutengo wekushandisa, zvinhu zve silicon carbide ceramic zvine zvakanakira zvakawanda kupfuura zvinhu zve quartz mune zvimwe zvikamu zve solar cell field. Kushandiswa kwezvinhu zve silicon carbide ceramic muindasitiri ye photovoltaic kwakabatsira zvikuru makambani e photovoltaic kuderedza mari yekudyara yezvinhu zvekubatsira uye kuvandudza mhando yechigadzirwa uye kukwikwidzana. Mune ramangwana, nekushandiswa kukuru kwemachubhu e silicon carbide furnace, mabhoti e silicon carbide akachena zvakanyanya uye zvinotsigira zvikepe uye kudzikiswa kuri kuramba kuchiitwa kwemitengo, kushandiswa kwezvinhu zve silicon carbide ceramic mumunda wemasero e photovoltaic kuchava chinhu chakakosha mukuvandudza kushanda kwekushandurwa kwesimba rechiedza uye kuderedza mari yeindasitiri mumunda wekugadzira simba re photovoltaic, uye kuchava nemhedzisiro yakakosha pakukura kwesimba idzva re photovoltaic.
Nguva yekutumira: Mbudzi-05-2024