Sepheo sa rona e tla ba ho hola ho ba mofani ea nang le boqapi oa lisebelisoa tsa dijithale le tsa puisano tsa theknoloji e phahameng ka ho fana ka setaele se eketsang melemo, tlhahiso ea maemo a lefats'e, le bokhoni ba ho lokisa bakeng sa Li-Quotes bakeng sa Li-valve tsa Ball tsa Graphite tsa Chaena bakeng sa Kalafo ea Mocheso, Sepheo sa rona ke ho theha boemo ba ho hapa bohle ho bareki ba rona. Re lumela hore re tla ba khetho ea hau e ntle ka ho fetisisa. "Botumo Pele, Bareki ba ka Sehloohong." "Re emetse potso ea hau."
Sepheo sa rona e tla ba ho hola ho ba mofani oa lisebelisoa tsa dijithale le tsa puisano tsa theknoloji e phahameng ka ho fana ka setaele se eketsang melemo, tlhahiso ea maemo a lefats'e le bokhoni ba ho lokisa bakeng saSebōpi sa graphite sa Chaena, Liminerale le Lisebelisoa, Kamehla re khomarela ho latela botšepehi, melemo ea bobeli, nts'etsopele e tloaelehileng, kamora lilemo tsa nts'etsopele le boiteko bo sa khaotseng ba basebetsi bohle, joale re na le sistimi e phethahetseng ea ho romela kantle ho naha, litharollo tse fapaneng tsa thepa, thomello e felletseng ea bareki, lipalangoang tsa sefofane, lits'ebeletso tsa machaba tsa tlhahiso le tsa thepa. Rala sethala sa ho fumana thepa se le seng bakeng sa bareki ba rona!
Metswako ea khabone / khabone(e tla bitsoa "C / C kapa CFC”) ke mofuta oa thepa e kopaneng e thehiloeng khaboneng 'me e matlafatsoa ke faeba ea khabone le lihlahisoa tsa eona (preform ea faeba ea khabone). E na le inertia ea khabone le matla a phahameng a faeba ea khabone. E na le thepa e ntle ea mechini, ho hanyetsa mocheso, ho hanyetsa mafome, ho damping ha khohlano le litšobotsi tsa ho tsamaisa mocheso le motlakase.
CVD-SiCHo roala ho na le litšobotsi tsa sebopeho se ts'oanang, thepa e nyane, ho hanyetsa mocheso o phahameng, ho hanyetsa oxidation, bohloeki bo phahameng, ho hanyetsa asiti le alkali le reagent ea manyolo, e nang le thepa e tsitsitseng ea 'mele le ea lik'hemik'hale.
Ha ho bapisoa le thepa ea graphite e hloekileng haholo, graphite e qala ho oxidation ho 400C, e leng se tla baka tahlehelo ea phofo ka lebaka la oxidation, e leng se fellang ka tšilafalo ea tikoloho ho lisebelisoa tsa kantle le likamore tsa vacuum, le ho eketsa litšila tsa tikoloho e hloekileng haholo.
Leha ho le jwalo, ho kwahela SiC ho ka boloka botsitso ba mmele le ba dikhemikhale ho di-degree tse 1600, E sebediswa haholo indastering ya sejwalejwale, haholoholo indastering ya semiconductor.
Khamphani ea rona e fana ka lits'ebeletso tsa ts'ebetso ea ho koahela SiC ka mokhoa oa CVD holim'a graphite, li-ceramics le lisebelisoa tse ling, e le hore likhase tse khethehileng tse nang le carbon le silicon li arabele mochesong o phahameng ho fumana limolek'hule tsa SiC tse hloekileng haholo, limolek'hule tse behiloeng holim'a thepa e koahetsoeng, li theha lera le sireletsang la SIC. SIC e entsoeng e hokahane ka thata le motheo oa graphite, e fa motheo oa graphite thepa e ikhethang, kahoo e etsa hore bokaholimo ba graphite bo be bo kopaneng, bo se nang Porosity, bo hane mocheso o phahameng, bo hane ho ts'enyeha le ho haneloa ke oxidation.
Likarolo tse ka sehloohong:
1. Khanyetso ea ho chesoa ha oxidation mochesong o phahameng:
Khanyetso ea oxidation e ntse e le ntle haholo ha mocheso o le holimo ho fihla ho 1600 C.
2. Bohloeki bo phahameng: bo entsoe ka ho kenngoa ha mouoane ka lik'hemik'hale tlas'a boemo ba chlorination bo phahameng ba mocheso.
3. Khanyetso ea khoholeho ea mobu: ho thatafala ho hoholo, bokaholimo bo kopaneng, likaroloana tse tšesaane.
4. Ho hanyetsa mafome: asiti, alkali, letsoai le li-reagent tsa tlhaho.
Litlhaloso tse ka Sehloohong tsa Liaparo tsa CVD-SIC:
| SiC-CVD | ||
| Botenya | (g/cc)
| 3.21 |
| Matla a ho tenyetseha | (Mpa)
| 470 |
| Katoloso ea mocheso | (10-6/K) | 4
|
| Ho khanna ha mocheso | (Boemo ba leholimo/mK) | 300
|
