"Lebaleng la ntoa la mocheso o phahameng" oa indasteri ea morao-rao, lisebelisoa tsa tšepe tse tloaelehileng hangata li tobana le mathata a kang ho nolofatsa deformation, oxidation le corrosion. Le mofuta o mocha oa thepa e bitsoangsilicon carbide ceramicka khutso e fetoha mohlokomeli oa mantlha oa lisebelisoa tsa mocheso o phahameng ka matla a eona a maholo a mararo a "ho hanyetsa mocheso o phahameng, ho thibela ho ferekana, le ho fetisa mocheso ka potlako".
1. Bokhoni ba 'nete ba ho mamella mocheso o phahameng
Li-ceramics tsa silicon carbide ka tlhaho li na le bokhoni ba ho hanela mocheso o feteletseng. Liathomo tsa eona li hokahane ka thata ka li-bond tse matla tsa covalent, joalo ka marang-rang a mahlakore a mararo a lohiloeng ho tloha litsing tsa tšepe, tse ka bolokang botsitso ba sebopeho esita le maemong a mocheso a phahameng a 1350 ℃. Tšobotsi ena e etsa hore e be bonolo ho sebetsa ka nako e telele ea mocheso o phahameng oo lisebelisoa tsa tšepe li ke keng tsa e mamella, e leng se etsang hore e be khetho e nepahetseng bakeng sa masimo a kang sebōpi le tšireletso ea mocheso oa spacecraft.
2, 'Thebe e sireletsang' khahlano le kutu ea oxidative
Tlas'a khatello e habeli ea mocheso o phahameng le mecha ea litaba e senyang, hangata thepa e tloaelehileng e ebola lesela le le leng joalo ka tšepe e rusitseng. Bokaholimo ba lirafshoa tsa silicon carbide bo ka etsa lera le letenya le sireletsang la silicon dioxide, joalo ka ho ikoahela ka lihlomo tse sa bonahaleng. Karolo ena ea "ho ipholisa" e e nolofalletsa ho hanela oxidation ea mocheso o phahameng ho 1350 ℃ le ho hanela khoholeho ea mobu e tsoang ho letsoai le qhibilihisitsoeng, asiti le alkali. E boloka boemo ba mohlokomeli ba "ho se phophole, ha ho tšolloe" libakeng tse thata tse kang licheso tsa lithōle le li-reactor tsa lik'hemik'hale.
3、 The 'courier' ea mocheso
Ho fapana le litšobotsi tse "chesang le tse mongobo" tsa li-ceramics tse tloaelehileng, li-ceramics tsa silicon carbide li na le conductivity ea mocheso e bapisoang le tšepe. E tšoana le mocha o hahelletsoeng ka har'a mocheso, o ka fetisang ka potlako mocheso o bokelitsoeng ka har'a sesebelisoa ho ea ka ntle. Sebopeho sena sa "ho se pate mocheso" ka katleho se qoba tšenyo ea thepa e bakoang ke mocheso o phahameng oa sebaka seo, ho etsa hore lisebelisoa tsa mocheso o phahameng li sebetse ka mokhoa o sireletsehileng le ho boloka matla haholoanyane.
Ho tloha ho liindasteri ho ea ho libopi tsa sekontiri sa photovoltaic silicon, ho tloha ho li-tubes tse kholo tsa mahlaseli ho ea ho li-nozzles tse nang le mocheso o phahameng, li-ceramics tsa silicon carbide li fetola sebopeho sa theknoloji ea indasteri ea mocheso o phahameng ka melemo ea bona e pharaletseng ea "ho tšoarella, botsitso le phetisetso e potlakileng". Joaloka mofani oa litšebeletso tsa thekenoloji ea amehang ka ho teba lefapheng la li-ceramics tse tsoetseng pele, re tsoela pele ho khothalletsa tsoelo-pele le mekhoa e mecha ea ts'ebetso ea thepa, ho lumella lisebelisoa tse ngata tsa indasteri ho boloka boemo ba ts'ebetso "bo khutsitseng le bo hlophisitsoeng" libakeng tse feteletseng.
——Ho tlōla moeli oa mocheso oa thepa, re tsamaea ka theknoloji!
Nako ea poso: May-09-2025