Izixhobo ze-ceramic ze-SiC zoshishino ezenziwe ngokwezifiso zefektri ezimelana nokuguguleka kunye nobushushu obuphezulu

Izixhobo ze-ceramic ze-SiC zoshishino ezenziwe ngokwezifiso ezimelana nokuguguleka kunye nobushushu obuphezulu Umfanekiso obonisiweyo

Inkcazo emfutshane:

Iiceramics ze-silicon carbide, uhlobo olutsha lwezinto ze-ceramic, zitsale ingqalelo enkulu ngenxa yozinzo lwazo oluhle kakhulu kubushushu obuphezulu. Eli phepha lixoxa ngokumelana nobushushu kweeceramics ze-SIC kunye nethuba lokusetyenziswa kwazo kwiinkalo ezahlukeneyo.

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Ukumelana nobushushu kweeseramikhi ze-silicon carbide

Iiceramics zeSilicon carbide (iiceramics zeSiC) luhlobo olutsha lwezinto zeceramic ezinobunzima obuphezulu, amandla aphezulu kunye nokumelana nokuguguleka okuphezulu. Icandelo layo eliphambili yiSilicon carbide, kwaye isakhiwo sayo sekristale sinozinzo oluphezulu kakhulu lobushushu kunye neekhemikhali. Olu vavanyo lubonisa ukuba iiceramics zeSilicon carbide zinokugcina ukusebenza okuzinzileyo phantsi kobushushu obuphezulu kakhulu, kwaye ukumelana nobushushu bayo kungcono kakhulu kunoko kwezixhobo zeceramic zemveli.

Ngokophando, ukumelana nobushushu kweeseramikhi ze-silicon carbide kunokufikelela ngaphezulu kwama-2000 degrees Celsius. Kubushushu obuphezulu kangaka, iiseramikhi ze-silicon carbide zisagcina iipropati ezilungileyo zoomatshini kunye nozinzo lwesakhiwo, nto leyo eyenza ukuba ibe neendlela ezahlukeneyo zokusetyenziswa kwindawo enobushushu obuphezulu.

Ithuba lokusetyenziswa kweeseramikhi zesilicon carbide

1. Inqwelo-moya

Kwishishini leenqwelo-moya, iindawo ezinobushushu obuphezulu azinakuphepheka. Ukuzinza kobushushu obuphezulu kweeseramiki zesilicon carbide kwenza ukuba ibe lukhetho olufanelekileyo lwezinto ezinobushushu obuphezulu ezifana neenjini zeenqwelo-moya kunye neerokhethi eziqhuba i-rocket.

2. Ishishini lamandla kunye neekhemikhali

Kwicandelo lamandla kunye neshishini leekhemikhali, ii-reactors zobushushu obuphezulu kunye nezitshintshi zobushushu kunye nezinye izixhobo zinemfuneko ephezulu yokumelana nobushushu bezinto. Uzinzo lobushushu obuphezulu lwe-silicon carbide ceramics lwenza kube yinto ekhethwayo kwezi zixhobo.

3. Oomatshini bemizi-mveliso

Kwicandelo loomatshini bemizi-mveliso, ukuzinza kobushushu obuphezulu kweeseramikhi ze-silicon carbide kunokuphucula ukumelana nokuguguleka kunye nokumelana nokugqwala kwezixhobo zoomatshini kwaye kwandise ubomi benkonzo yezixhobo.

Iiseramikhi ze-silicon carbide zinamathuba amaninzi okusetyenziswa ngenxa yokuba zizinzile kakhulu kubushushu obuphezulu. Ngophuhliso oluqhubekayo lwesayensi netekhnoloji, kukholelwa ukuba intsimi yokusetyenziswa kweeseramikhi ze-silicon carbide iya kuba nkulu ngakumbi, nto leyo eza kuzisa lula kunye nenkqubela phambili kuluntu.