Motsoako oa khabone/khabone (Motsoako oa C/C) ke thepa e kopaneng e nang le khabone e felletseng e entsoeng ka matlafatso ea khabone le matrix ea khabone. Tšobotsi ea eona e khethollang e ka har'a motsoako oa eona o thehiloeng khaboneng ka botlalo, moo marang-rang a khabone a sebetsang e le moralo oa sebopeho, ha matrix ea khabone e entsoeng ka khabone ea pyrolytic kapa resin carbonization e sebetsa e le tlatsa, e fihlella tlamo e matla le e thata boemong ba microscopic.
Rekoto ea pele e tsejoang ea thepa ena e qalile ho sibolloa ha eona ka phoso laboratoring ea US ka 1958. Ts'ebetso ea eona ea tlhahiso e fetohile ka tsoelo-pele ea theknoloji e kang ho kenngoa ha mouoane oa lik'hemik'hale (CVD) le ho kenngoa ha mokelikeli ka phase ea metsi, e leng se e entseng hore e be lekala la bohlokoa la thepa ea sejoale-joale ea mocheso o phahameng. Ha e le hantle, metsoako ea khabone/khabone e fihlella sebopeho se ikhethang se kopanyang thepa e bobebe le matla a phahameng ka ho hokahanya likhoele tsa khabone le ho tiisa matrix ea khabone, e fanang ka litharollo tse ncha bakeng sa libaka tse feteletseng.
Metswako ya khabone/khabone e bontsha thepa ya tlhaho e fetohang maemong a mangata, e leng se etsang hore e se ke ya nkeloa sebaka ke dibaka tse feteletseng. Taba ya pele, bongata ba tsona bo tloha ho 1.5 ho isa ho 2.0 g/cm³, e leng karolo e ka tlase ho kotara ya di-superalloy tse thehilweng ho nickel, leha ho le jwalo di fihlella dintlafatso tse kgolo matleng le ho tiya ho itseng.
Ka mokhoa o makatsang, ts'ebetso ea tsona ea mocheso e ikhetha ka ho lekana: li boloka botsitso ba sebopeho kaholimo ho 1,650°C, ka moeli o kaholimo oa khopolo-taba oa 2,600-3,500°C, e leng se etsang hore e be tsona feela thepa ea sebopeho ea mocheso o phahameng e khonang ho sebetsa mochesong o fetang 3,000°C.
Ka mocheso, thepa e bonts'a coefficient e tlase ea katoloso ea mocheso (<1×10⁻⁶/°C) le khanyetso e ikhethang ea ho thothomela ha mocheso, e fokotsa ho petsoha tlas'a potoloho e potlakileng ea ho futhumatsa kapa ho pholisa. Ka mechine, matla a eona a ho teneha aa eketseha ka mocheso, a feta ts'ebetso ea mocheso oa kamore ho 2,000°C.
Ho phaella moo, e na le bokgoni bo phahameng ba ho tsamaisa mocheso (200 W/m·K ho latela tataiso ya faeba), thepa e phahameng ya tribological (koefficient ya khohlano ya 0.2-0.4), le botsitso bo ikgethang ba tekanyo. Motswako ona o ikgethang wa thepa o netefatsa tshebetso e tsitsitseng tlasa maemo a thata, ho kenyeletswa mocheso o feteletseng, meroalo e phahameng, le mafome a matla, e leng se theang motheo wa ditshebediso tse tswelang pele tsa difofane, matla a ntjhafatswang, le masimo a mang a sejoale-joale.
Ka lebaka la thepa ea bona e ikhethang,metsoako ea khabone/khaboneba fumane lits'ebetso tse pharaletseng liindastering tse ngata.
Lifofane
Lefapheng la lifofane, metsoako ea khabone/khabone ke thepa e khethiloeng bakeng sa likarolo tsa mocheso o phahameng. Mohlala, li-nozzle tsa rokete, mahare a turbine lienjeneng tsa lifofane, le litsamaiso tsa tšireletso ea mocheso bakeng sa likoloi tse kenang hape kaofela li sebelisa thepa ena. Ho hanyetsa ha tsona mocheso o phahameng ka ho ikhethang le litšobotsi tse bobebe li etsa hore li be ntle bakeng sa lifofa-sebakeng le lifofane.
Indasteri ea Likoloi
Ka tlhoko e ntseng e eketseha ea tšebeliso e ntle ea mafura le tšireletso ea tikoloho likoloing, metsoako ea khabone/khabone e kene indastering ea likoloi, haholo-holo mabelong. Matla a tsona a phahameng le thepa ea tsona e bobebe li fokotsa boima ba likoloi ka katleho, li ntlafatsa ho potlaka le ho sebetsana le tsona. Li-disc tsa brake tsa khabone/khabone le tsona li sebelisoa haholo likoloing tse kholo le likoloing tsa mabelo.
Indasteri ea Metallurgical
Ho tsa tšepe, metsoako ea khabone/khabone e sebelisoa haholo-holo lisebelisoa tsa sebōpi sa mocheso o phahameng le litsamaisong tsa ho qhibilihisa. Ho hanyetsa ha tsona mocheso le mafome ho etsa hore ts'ebetso e tsitsitseng libakeng tse feteletseng e be bonolo, ho netefatsa lits'ebetso tse boreleli tsa ho qhibilihisa.
Elektroniki le Matla
Ho tsamaisa motlakase ha metsoako ea khabone/khabone ho etsa hore e sebelisoe ka har'a lisebelisoa tsa elektroniki. Mohlala, likarolong tse ling tsa elektroniki tse nang le matla a maholo, lisebelisoa tsena li nolofalletsa ho qhala mocheso ka katleho, ka hona li ntlafatsa botsitso ba ts'ebetso le nako ea bophelo.
Ho phaella moo, ditshebediso tsa yona di ntse di tswela pele ho atoloha maemong a kang tlhahiso ya masimo a mocheso a semiconductor wafer, di-nutron modifier tsa nuclear reactor, le di-implant tsa masapo a maiketsetso tsa bongaka. Ho hakanngwa hore boholo ba mmaraka wa lefatshe bo tla feta di-yuan tse dibilione tse 17 ka 2025.
Nako ea poso: Loetse-30-2025