Iiceramics ze-silicon carbidezizinto ezingundoqo kuluhlu olubanzi lwamashishini ngenxa yeempawu zabo ezizodwa, kubandakanywa ubunzima obuphezulu, ubuninzi obuphantsi kunye nokumelana nokushisa okukhulu. Ezi zakhiwo zenza i-silicon carbide (i-SiC) ibe lolona khetho lufanelekileyo kwizicelo kubunjineli bomatshini, kwimizi-mveliso yeekhemikhali kunye neyetsimbi, ii-kilns zamashishini kunye nezixhobo ezahlukeneyo zokufudumeza. Eli nqaku lithatha ukujonga ngokubanzi kwizicelo ezininzi ze-silicon carbide ceramics, ezibonisa ukubaluleka kwazo kwiinkqubo zanamhlanje zokuvelisa kunye nezoshishino.
Kwinkalo yobunjineli boomatshini, ii-silicon carbide ceramics ziya zisetyenziswa ngakumbi ngenxa yokuqina kwazo okugqwesileyo kunye nokunganyangeki. Ezi zixhobo zifaneleke ngokukodwa ukuvelisa amacandelo amancinci okugquma kunye nokunxiba iinxalenye ezifuna ukuqina kunye nokuthembeka. I-Silicon carbide inokumelana nobushushu obuphezulu ngaphandle kokonakala okanye ukuphulukana nentembeko yesakhiwo, iyenza ilungele ukusetyenziswa koomatshini bokusebenza okuphezulu. Njengoko ishishini liqhubeka nokufuna izinto ezisebenza ngokufanelekileyo kunye nezihlala ixesha elide, indima ye-silicon carbide ceramics kubunjineli bomatshini kulindeleke ukuba yande kakhulu.
Amashishini ekhemikhali kunye nesinyithi nawo azuze kakhulu kwi-silicon carbide ceramics. Ezi zixhobo zinokumelana ne-corrosion egqwesileyo, ngakumbi kwintsimbi etyhidiweyo, i-slag kunye neentsimbi zealkali. Le propati ibaluleke kakhulu kwiindawo apho izinto zendabuko ziya kusilela, okukhokelela ekunciphiseni kwexesha elibizayo kunye nokugcinwa. Ngokucacileyo, ngaphezulu kwe-65% yeziko elikhulu lokuqhushumba kwihlabathi liphela zisebenzisa i-silicon nitride-bond silicon carbide materials njengemathiriyeli yomzimba womlilo. Esi sicelo asandisi nje kuphela ubomi benkonzo yee-furnaces eziqhumayo nge-20-40%, kodwa siphucula ukusebenza kakuhle. Ukongeza, iiseramics ze-silicon carbide zikwasetyenziswa njengeziko lomlilo kunye neziphambuka zokunyibilikisa isinyithi njenge-aluminium, ubhedu kunye ne-zinc, ebonisa ukuguquguquka kwayo kwizicelo zobushushu obuphezulu.
Kwii-kilns zemizi-mveliso, i-silicon carbide ceramics idlala indima ebalulekileyo ekuphuculeni ukusebenza kunye nokusebenza kakuhle kwamandla. Ukusetyenziswa kwefenitshala ye-silicon carbide kiln kunokunciphisa kakhulu ubunzima kunye neemfuno zendawo, eziluncedo kakhulu kumashishini afana neshishini lokukhanya, izinto zokwakha kunye ne-electronics. Ubunzima obukhanyayo bamacandelo e-silicon carbide bunceda ukuphucula ukusetyenziswa kwamandla kuba amandla amancinci afunekayo ukutshisa i-oven. Ukongeza, ukuchasana okugqwesileyo kwempembelelo ye-silicon carbide kuvumela ubushushu bokudubula ukuba bunyuke ngokukhawuleza, ngakumbi ukuphucula ukusebenza kakuhle kwe-kiln.
Iiseramics ze-silicon carbide zikwayinxalenye yezixhobo ezahlukeneyo zokufudumeza ezisetyenziselwa ukuntywila, ukunyibilika, kunye nezixhobo zokunyanga ubushushu. Ukufudumeza okungathanga ngqo ngegesi kuye kwaba yindlela ekhethwayo kwezi nkqubo kuba yenza ukuba kuphuculwe ukusebenza kakuhle kwe-thermal ngelixa kuncitshiswa ukukhutshwa okuyingozi, njenge-nitrogen oxides (NOx). Ukusetyenziswa kwe-silicon carbide kwezi zixhobo zokufudumeza akugcini nje ukuphucula ukusebenza kodwa kuhambelana nemigudu yehlabathi yokunciphisa impembelelo yokusingqongileyo. Njengoko imizi-mveliso izama ukufumana izisombululo ezihambelana nokusingqongileyo ngakumbi, imfuno ye-silicon carbide ceramics kwizicelo zokufudumeza kusenokwenzeka ukuba ikhule.
Ukuguquguquka kwee-silicon carbide ceramics kudlulela ngaphaya kwezicelo zemveli njengoko zisanda kusetyenziswa kubuchwephesha obuphambili. Ngokomzekelo, kwicandelo lombane, i-silicon carbide isetyenziselwa ukuveliswa kwee-semiconductors kunye nezixhobo zamandla. I-conductivity ephezulu ye-thermal kunye neempawu zokugquma kombane ze-silicon carbide ziyenza ilungele ukusetyenziswa kwe-electronic-frequency kunye nobushushu obuphezulu. Njengoko imfuno yezinto ze-elektroniki ezisebenzayo nezithembekileyo ziqhubeka nokukhula, iiseramics ze-silicon carbide kulindeleke ukuba zidlale indima ebalulekileyo kwimveliso yombane yexesha elizayo.
Ukongeza, i-aerospace kunye nemizi-mveliso yeemoto iqala ukuqaphela amandla e-silicon carbide ceramics yokukhanya, amacandelo anamandla aphezulu. Isakhono seSilicon carbide ukumelana namaqondo obushushu agqithisileyo kunye nemekobume erhabaxa iyenza ibe lukhetho olunomtsalane kwizicelo ezinje ngeeblawudi ze-iturbine, iidiski zebrake, kunye nezinye izinto ezibalulekileyo. Njengoko la mashishini efuna ukuphucula ukusebenza kakuhle kwamafutha kunye nokunciphisa ukukhutshwa, ukubandakanya i-silicon carbide ceramics kuyilo lwabo kunokuphucula kakhulu ukusebenza kunye nokuzinza.
Isishwankathelo, usetyenziso lwe-silicon carbide ceramics lubanzi, ngenxa yeempawu zabo ezizodwa kunye neenzuzo zokusebenza. Ukusuka kubunjineli boomatshini ukuya ekusetyenzweni kweekhemikhali, iikloni zemizi-mveliso kunye nezixhobo zombane ezihambele phambili, iiseramics zesilicon carbide zingqineke ziyinxalenye eyimfuneko kwimveliso yanamhlanje. Njengoko itekhnoloji iqhubeka nokuqhubela phambili, amandla e-silicon carbide ceramics ukufaka isandla kwizisombululo ezintsha kunye nezenzo ezizinzileyo ziya kwanda kuphela. Ikamva le-silicon carbide ceramics liyathembisa, kwaye uphando oluqhubekayo kunye nophuhliso luvula indlela yezicelo ezitsha kunye nokusebenza okuphuculweyo kwiinkalo ezahlukeneyo.
Ixesha lokuposa: Mar-29-2025