Khamphani ea rona e tsitlallela leano la boleng ba "boleng ba sehlahisoa ke motheo oa ho phela ha k'hamphani; thabo ea moreki e tla ba ntlha ea bohlokoa le qetello ea k'hamphani; ntlafatso e tsoelang pele ke ho phehella basebetsi ka ho sa feleng" hammoho le sepheo se tsitsitseng sa "botumo pele, moreki pele" bakeng sa Feme e fanang ka China Electro Graphite Block ka kotloloho, Basebetsi ba k'hamphani ea rona ka tšebeliso eohle ea mahlale a morao-rao ba fana ka litharollo tse ntle tse ntle tse ratoang haholo le tse ananeloang ke bareki ba rona lefatšeng ka bophara.
Khamphani ea rona e tsitlallela leano la boleng ba "boleng ba sehlahisoa ke motheo oa ho phela ha k'hamphani; thabo ea moreki e tla ba ntlha ea bohlokoa le qetello ea k'hamphani; ntlafatso e tsoelang pele ke ho phehella basebetsi ka ho sa feleng" hammoho le sepheo se tsitsitseng sa "botumo pele, moreki pele" bakeng saLebokose la Khabone, China Graphite Block, Basebetsi ba rona ba latela moea oa "Ts'ebetso e thehiloeng Botšepehing le e Kopanetsoeng", le molao-motheo oa "Boleng ba Sehlopha sa Pele bo nang le Tšebeletso e Hloahloa". Ho ea ka litlhoko tsa moreki e mong le e mong, re fana ka litšebeletso tse ikhethileng le tse ikhethileng ho thusa bareki ho fihlela lipheo tsa bona ka katleho. Rea amohela bareki ba tsoang hae le linaheng tse ling ho tla letsetsa le ho botsa!
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, ka hona 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
|
