Isingeniso somkhiqizo kanye nokusetshenziswa kwe-black silicon carbide
I-carbide ye-silicon emnyama(efushaniswe ngokuthi i-black silicon carbide) iyinto yokwenziwa engeyona eyensimbi eyenziwe ngesihlabathi se-quartz kanye ne-petroleum coke njengezinto zokusetshenziswa eziyinhloko futhi incibilikiswa ekushiseni okuphezulu esithandweni sokumelana. Inokubukeka okumnyama-grey noma okumnyama okumnyama, ubulukhuni obuphezulu kakhulu, ukuhanjiswa okuhle kokushisa kanye nokuqina kwamakhemikhali. Iyinto eluhlaza yezimboni enhle kakhulu futhi isetshenziswa kabanzi ezintweni zokubhula, izinto eziphikisayo, izinsimbi, izinto zobumba, izinto zikagesi kanye neminye imikhakha.
Ⅰ. Izici zokusebenza kwe-black silicon carbide
Ubulukhuni bukaMohsi-carbon carbide emnyamaiphakeme njengo-9.2, ilandela idayimane ne-cubic boron nitride kuphela, futhi inokumelana okukhulu kakhulu nokuguguleka kanye nokumelana nomthelela. Indawo yayo yokuncibilika icishe ibe ngu-2700°C, futhi ingagcina ukuqina kwesakhiwo ezindaweni ezinokushisa okuphezulu futhi akulula ukubola noma ukuguquguquka. Ngaphezu kwalokho, ine-conductivity enhle yokushisa kanye ne-coefficient yokukhulisa ukushisa ephansi, futhi isabonisa ukuqina okuhle kakhulu kokushisa ngaphansi kwezimo zokushisa eziphakeme kanye nokucindezela okuphezulu.
Ngokuphathelene nezakhiwo zamakhemikhali, i-black silicon carbide inokumelana okuhle kokugqwala kuma-acid nama-alkali, futhi ifaneleka kakhulu ukusetshenziswa kwezimboni ezindaweni ezinzima. Ukushisa kwayo okuphezulu kuyenza ibe yinto ehlukile yezinto ezithile zokufudumeza zikagesi kanye nezinkambu ze-semiconductor.
Ⅱ. Amafomu omkhiqizo oyinhloko kanye nemininingwane
I-black silicon carbide ingenziwa ngezindlela ezahlukene ngokuya ngobukhulu obuhlukene bezinhlayiya kanye nokusetshenziswa kwazo:
Izinto ezisetshenziswayo: amakristalu amakhulu ngemva kokuncibilikisa, avame ukusetshenziselwa ukucubungula kabusha noma njengezithasiselo zensimbi;
Isihlabathi esinongwengwezi (isihlabathi se-F/isihlabathi se-P): esisetshenziselwa ukwenza amasondo okugaya, izinto zokubhula ngesihlabathi, iphepha lokusanta, njll.;
Impuphu encane (uchungechunge lwe-W, D): esetshenziselwa ukugaya ngokunemba okukhulu, ukupholisha, ukuthungwa kwe-ceramic, njll.;
Impuphu encane yezinga eliphansi: esetshenziselwa izinto zobumba ze-elekthronikhi ezisezingeni eliphezulu, izinto ezihlanganisiwe eziqhuba ukushisa, njll.
Usayizi wezinhlayiya usukela ku-F16 kuya ku-F1200, kanti usayizi wezinhlayiya zempuphu encane ungafinyelela ezingeni le-nanometer, elingenziwa ngokwezifiso ngokuya ngezidingo zobuchwepheshe zezinkambu ezahlukene zohlelo lokusebenza.
Ⅲ. Izindawo eziyinhloko zokusetshenziswa kwe-black silicon carbide
1. Amathuluzi okugaya kanye nokugaya
Ama-abrasives ayizindawo ezisetshenziswa kakhulu futhi ezisetshenziswa kakhulu ze-black silicon carbide. Isebenzisa ubulukhuni bayo obuphezulu kanye nezakhiwo zokuzilola, i-black silicon carbide ingasetshenziswa ukukhiqiza imikhiqizo ehlukahlukene yokuhuzuka, njengamasondo okugaya, ama-disc okusika, i-sandpaper, amakhanda okugaya, ama-paste okugaya, njll., afanelekela ukugaya nokucubungula izinto ezifana nensimbi ephonswe, insimbi, izinsimbi ezingezona i-ferrous, i-ceramics, ingilazi, i-quartz, kanye nemikhiqizo yesimende.
Izinzuzo zayo isivinini sokugaya esisheshayo, akulula ukuyivala, kanye nokusebenza kahle kakhulu kokucubungula. Isetshenziswa kabanzi ekucubungulweni kwensimbi, ekukhiqizweni kwemishini, ekuhlobiseni izakhiwo nakwezinye izimboni.
2. Izinto ezivuselelayo
Ngenxa yokuqina kwayo ekushiseni okuphezulu kanye nokumelana nokugqwala, i-black silicon carbide isetshenziswa kabanzi emkhakheni wezinto ezivimbela ukushisa okuphezulu. Ingenziwa ibe yizitini ze-silicon carbide, izindwangu zesithando, izitsha zokuvikela, amashubhu okuvikela i-thermocouple, amathuluzi esitofu, ama-nozzle, izitini ze-tuyere, njll., futhi isetshenziswa kabanzi ezimbonini ezishisa kakhulu njenge-metallurgy, izinsimbi ezingezona i-ferrous, ugesi, ingilazi, usimende, njll., ukuze kwandiswe isikhathi sokuphila kwemishini nokuthuthukisa ukuphepha kokusebenza.
Ngaphezu kwalokho, izinto ze-silicon carbide zinezakhiwo ezinhle ze-antioxidant ezindaweni ezishisa kakhulu futhi zifanele ukusetshenziswa ezingxenyeni ezibalulekile zama-hot blast furnaces, ama-blast furnaces kanye neminye imishini.
3. Imboni yensimbi
Ezinqubweni zensimbi ezifana nokwenza insimbi kanye nokuphonswa, i-black silicon carbide ingasetshenziswa njenge-deoxidizer, i-ejenti yokufudumeza kanye ne-recarburizer. Ngenxa yokuqukethwe kwayo okuphezulu kwekhabhoni kanye nokukhishwa kwayo okusheshayo kokushisa, ingathuthukisa ngempumelelo ukusebenza kahle kokuncibilikisa futhi ithuthukise ikhwalithi yensimbi encibilikisiwe. Ngesikhathi esifanayo, inganciphisa nokuqukethwe kokungcola enqubweni yokuncibilikisa futhi idlale indima ekuhlanzeni insimbi encibilikisiwe.
Ezinye izigayo zensimbi nazo zengeza ingxenye ethile ye-silicon carbide ukuze kulungiswe ukwakheka kokuncibilikisa insimbi ephonswe kanye nensimbi ephonswe kahle ukuze kongiwe izindleko futhi kuthuthukiswe ukusebenza kokuphonswa.
4. Izinto zobumba nezinto zikagesi
I-black silicon carbide nayo iyinto ebalulekile yokusetshenziswa kwezinto zobumba ezisebenzayo. Ingasetshenziswa ukulungiselela izinto zobumba zesakhiwo, izinto zobumba ezingagugi, izinto zobumba eziqhuba ukushisa, njll., futhi inamathemba abanzi emikhakheni ye-elekthronikhi, imboni yamakhemikhali, imishini, njll. Ine-conductivity enhle kakhulu yokushisa, ene-conductivity yokushisa efinyelela ku-120 W/m·K, futhi ivame ukusetshenziswa ezintweni zokushisa eziqhuba ukushisa, izinto zokushisa kanye nezingxenye zokushisa ze-LED.
Ngaphezu kwalokho, i-silicon carbide iye yangena kancane kancane emkhakheni wama-semiconductor wamandla futhi yaba yinto eyisisekelo yamadivayisi ashisa kakhulu nasebenza ngamandla aphezulu. Nakuba ubumsulwa be-silicon carbide emnyama buphansi kancane kunobe-green silicon carbide, isetshenziswa futhi kweminye imikhiqizo ye-elekthronikhi esebenza ngamandla aphakathi naphansi.
5. Izimboni ze-photovoltaic kanye nezamandla amasha
Impuphu ye-silicon carbide emnyama isetshenziswa kabanzi ekusikeni ama-wafer e-silicon embonini ye-photovoltaic. Njengesithambisi enqubweni yokusika ucingo lwedayimane, inezinzuzo zobulukhuni obuphezulu, obuqinileukusikaamandla, ukulahlekelwa okuphansi, kanye nendawo yokusika ebushelelezi, okusiza ukuthuthukisa ukusebenza kahle kokusika kanye nokukhiqiza kwama-wafer e-silicon futhi kunciphise izinga lokulahlekelwa yi-wafer kanye nezindleko zokukhiqiza.
Ngokuthuthuka okuqhubekayo kwamandla amasha kanye nobuchwepheshe bezinto ezintsha, i-silicon carbide nayo iyathuthukiswa ukuze kusetshenziswe amasimu amasha njengezithasiselo ze-electrode ezingezinhle zebhethri le-lithium kanye nezithwali ze-ceramic membrane.
Ⅳ. Isifinyezo kanye ne-Outlook
I-black silicon carbide idlala indima engenakuphindwa emikhakheni eminingi yezimboni ngezakhiwo zayo ezinhle kakhulu zemishini, ezishisayo nezamakhemikhali. Ngokuthuthuka okuqhubekayo kobuchwepheshe bokukhiqiza, ukulawulwa kosayizi wezinhlayiya zomkhiqizo, ukucwengisiswa kobumsulwa kanye nokwanda okuqhubekayo kwamasimu okusetshenziswa, i-black silicon carbide ithuthukela ekusebenzeni okuphezulu kanye nokunemba.
Esikhathini esizayo, ngokukhula okusheshayo kwezimboni ezifana namandla amasha, izinto zobumba zikagesi, izinto ezisezingeni eliphezuluukugaya kanye nokukhiqiza okuhlakaniphile, i-black silicon carbide izodlala indima ebaluleke kakhulu emkhakheni wokukhiqiza okusezingeni eliphezulu futhi ibe yingxenye eyinhloko yohlelo lobuchwepheshe bezinto ezithuthukisiwe.