Fumanisa Ubuhle Bezitena ZeSilicon Carbide Kwiimfuno Zakho Zemizi-mveliso

Kwicandelo lemizi-mveliso yanamhlanje, apho imisebenzi yobushushu obuphezulu iqhelekile, ukukhethwa kwezinto ezinganyangekiyo kunokuchaphazela kakhulu ukusebenza kakuhle, ukuqina, kunye nokusebenza kakuhle kweenkqubo zemveliso. Izitena ze-silicon carbide ziye zavela njengesisombululo esiphambili, zibonelela ngokudibanisa okukhethekileyo kweempawu ezenza ukuba zibe yimfuneko kwiintlobo ngeentlobo zezicelo.​

Iimpawu Ezingaqhelekanga Zendalo Nezeekhemikhali​

Ukuqina Okuphezulu kunye nokumelana nokurhawuzelelwa​

Izitena ze-silicon carbide zinobunzima obumangalisayo be-Mohs obuyi-9, obuphantse bufane nobedayimani. Obu bunzima buphezulu buzivumela ukuba zikwazi ukumelana nokukrazuka okukhulu okuvela kumasuntswana anesantya esiphezulu, izinto ezinyibilikisiweyo, kunye nokukhuhla ngoomatshini. Kwimizi-mveliso efana nemigodi, i-metallurgy, kunye nemveliso yesamente, apho izixhobo zihlala zichatshazelwa zizinto ezirhabaxa, ukusetyenziswa kwezitena ze-silicon carbide kunokwandisa kakhulu ubomi benkonzo ye-linings ye-furnace, i-ducts, kunye nezinye izinto ezibalulekileyo. Umzekelo, kwii-oven zesamente, uhlobo lokurhabaxa lwezixhobo ezikrwada kunye nobushushu obuphezulu bunokubangela ukuguguleka ngokukhawuleza kwezinto zemveli ezichasayo. Izitena ze-silicon carbide, ezinokumelana kwazo okubalaseleyo kokurhabaxa, zinokunyamezela ezi meko zinzima, zinciphise ukuphindaphindeka kokugcinwa nokutshintshwa, kwaye ekugqibeleni zinciphise iindleko zemveliso.​

Ukuqhuba Okugqwesileyo Kobushushu​

Enye yeempawu eziphambili zezitena ze-silicon carbide kukukwazi kwazo ukufudumala okuphezulu. Le propati ivumela ukudluliselwa kobushushu okusebenzayo ngaphakathi kwezitovu zoshishino kunye nee-reactors. Kwizicelo apho kufuneka khona imijikelo yokufudumeza nokupholisa ngokukhawuleza, njengakwinkqubo yokuvelisa i-semiconductor yokutshiza nokuthambisa, izitena ze-silicon carbide zinokudlulisela ubushushu ngokukhawuleza kwindawo yokusebenza, ziqinisekisa ukusasazwa kobushushu obufanayo. Ngenxa yoko, inkqubo yemveliso iba ngcono ngakumbi, kwaye umgangatho wemveliso yokugqibela uyaphucuka. Ukongeza, ukuhanjiswa kobushushu okuphezulu kwezitena ze-silicon carbide kunceda ekunciphiseni ukusetyenziswa kwamandla. Ngokuvumela ukudluliselwa kobushushu ngokukhawuleza, amandla amancinci ayachithwa ngendlela yokulahleka kobushushu, okukhokelela ekongeni okukhulu kwiindleko zamandla ngokuhamba kwexesha.​

Uzinzo oluhle kakhulu lobushushu​

Izitena ze-silicon carbide zinokugcina ulwakhiwo lwazo kunye neempawu zazo zoomatshini kumaqondo obushushu aphezulu kakhulu, ukuya kuthi ga kwi-1800°C (3272°F) kwezinye iimeko. Olu zinzo lubalaseleyo lobushushu luzenza zifaneleke ukusetyenziswa kwizitovu zobushushu obuphezulu, njengalezo ezisetyenziswa ekuvelisweni kwentsimbi, iintsimbi ezingezizo i-ferrous, kunye neglasi. Kwisitovu sokwenza intsimbi, umzekelo, i-lining kufuneka imelane nobushushu obukhulu bentsimbi enyibilikisiweyo kunye nokujikeleza kobushushu okuqhubekayo ngexesha lenkqubo yemveliso. Izitena ze-silicon carbide zinokunyamezela ezi meko ngaphandle kokuguquka okukhulu okanye ukuwohloka, zibonelela ngokhuseleko oluthembekileyo kwigobolondo lesitovu kwaye ziqinisekise ukusebenza kakuhle kwemveliso.​

Ukumelana neekhemikhali okuphezulu​

Ezi zitena zibonakalisa ukumelana okugqwesileyo kwizinto ezine-asidi kunye ne-alkaline. Kwimizi-mveliso yeekhemikhali, apho kusetyenziswa iikhemikhali ezibolayo ngobuninzi, izitena ze-silicon carbide zingasetyenziselwa ukufaka ii-reactors, iitanki zokugcina, kunye nemibhobho. Zinokumelana ngempumelelo nokubola kwee-asidi ezahlukeneyo, ii-alkalis, kunye neetyuwa, zithintela ukuvuza kwaye ziqinisekise ukusebenza ngokukhuselekileyo kwezixhobo. Umzekelo, kwimveliso yezichumisi, apho ii-asidi ezinamandla kunye nee-alkalis zibandakanyeka kwinkqubo yokuvelisa, izitena ze-silicon carbide zibonelela ngokhuseleko oluhlala ixesha elide ngokuchasene nokubola kweekhemikhali, zinciphisa umngcipheko wokusilela kwezixhobo kunye nongcoliseko lokusingqongileyo.​

Izicelo ezahlukeneyo kwiinkampani ezininzi

1. Ishishini lesinyithi​

Ukwenza intsimbi:Kwinkqubo yokwenza intsimbi, izitena ze-silicon carbide zisetyenziswa kwii-oven zombane ze-arc, ii-ladle, kunye nee-tundishes. Ubushushu bazo obuphezulu bunceda ekufudumaleni nasekunyibilikiseni intsimbi ngokukhawuleza, ngelixa ukumelana kwazo kakuhle nentsimbi enyibilikisiweyo kunye nokukhukuliseka kwe-slag kuqinisekisa ukuhlala ixesha elide kwe-lining ye-oven. Oku akuphuculi nje kuphela ukusebenza kakuhle kwemveliso yentsimbi kodwa kunciphisa nesidingo sokuphinda kufakwe i-lining rhoqo, inkqubo ethatha ixesha elide kwaye ibiza kakhulu.​

Ukunyibilikisa isinyithi okungeyo-ferrous:Kwizinto zokunyibilikisa isinyithi ezifana ne-aluminium, i-copper, kunye ne-zinc, izitena ze-silicon carbide nazo zisetyenziswa kakhulu. Kwizinto zokunyibilikisa i-aluminium, umzekelo, izitena zisetyenziswa kwiiseli ze-electrolytic kunye nee-holding ovens. Ukuchasana kwazo nemiphumo yokubola kwe-aluminium enyibilikisiweyo kunye neetyuwa ezinxulumene nayo, kunye nokuzinza kwazo okuphezulu kobushushu, kuzenza zibe lukhetho olufanelekileyo lokugcina ukuthembeka kwezixhobo zokunyibilikisa kunye nokuqinisekisa inkqubo yemveliso ehambelanayo.​

2. Ushishino lweCeramic neGlasi​

Ukwenziwa kweCeramic:Kwii-oven ze-ceramic, izitena ze-silicon carbide zisetyenziswa njengefenitshala ye-oven, kubandakanya iishelufu, izixhaso, kunye nee-saggers. Amandla azo aphezulu kumaqondo obushushu aphezulu azivumela ukuba zithwale ubunzima beemveliso ze-ceramic ngexesha lokudubula, ngelixa ukuhanjiswa kwazo okuhle kobushushu kuqinisekisa ukufudumeza okufanayo kwee-ceramics. Oku kuphumela kwiimveliso ze-ceramic ezisemgangathweni ophezulu ezinombala kunye nobume obuhambelanayo. Ngaphezu koko, ubomi obude befenitshala ye-silicon carbide kiln bunciphisa iindleko zokutshintshwa kunye nexesha lokungasebenzi kwimveliso ye-ceramic.​

Imveliso yeglasi:Kwii-oven zeglasi, izitena ze-silicon carbide zisetyenziswa kwiindawo apho kukho khona iindawo ezinobushushu obuphezulu kunye nezokubola, njengegumbi lokutsha kunye nendawo yokunyibilika kweglasi. Ziyakwazi ukumelana neglasi enyibilikisiweyo enobushushu obuphezulu kunye nesenzo sokubola seekhemikhali ezenza iglasi, zibonelela ngokhuseleko oluthembekileyo kunye nokhuseleko kwisakhiwo sesithando. Oku kunceda ukuphucula ukusebenza kakuhle kokunyibilika kweglasi kunye nomgangatho weglasi eveliswayo.​
Ukuveliswa koMbane kunye nokutshiswa kweNkunkuma.

Izityalo zoMbane:Kwizikhululo zamandla ezisebenzisa amalahle, izitena ze-silicon carbide zisetyenziswa kwiibhoyila nakwiinkqubo zokuphatha uthuthu. Zinokumelana nokukrazuka kothuthu oluphuma kwiimpukane kunye nendawo yokutsha eshushu kakhulu, nto leyo ephucula ukuthembeka nokusebenza kakuhle kwezixhobo zokuvelisa umbane. Ukongeza, kwizikhululo zamandla ezisebenzisa i-biomass, apho ukutsha kwe-biomass kuvelisa iigesi ezivuthayo kunye nothuthu, izitena ze-silicon carbide zinika ukumelana okuhle kwezi meko zinzima, ukuqinisekisa ukusebenza okuzinzileyo kwesikhululo samandla.​

Izityalo Zokutshisa Inkunkuma:Ukutshisa inkunkuma kubandakanya ukutsha kwezinto ezahlukeneyo zenkunkuma ngobushushu obuphezulu, okunokuvelisa iigesi ezirhabaxa kakhulu kunye nothuthu. Izitena ze-silicon carbide zisetyenziswa kwi-incinerators ukumelana nezi meko zinzima. Ukumelana kwazo neekhemikhali kukhusela iindonga ze-incinerator ekugqwaleni, ngelixa ukuzinza kwazo kubushushu obuphezulu kuqinisekisa ukusebenza ngokukhuselekileyo nangokufanelekileyo kwenkqubo yokutshisa inkunkuma.