Xaaladaha warshadaha ee tunnel tunnel kilns iyo tuubooyinka tuubooyinka, deegaanka heerkulka sare waa sida "buur ololka" - qaybaha qalabka u baahan yihiin in ay u adkeystaan duban muddada-dheer ee ka sarreeya 800 ℃, halka ay sidoo kale iska caabin ah nabaad guurka gaasaska oxidizing iyo xataa gaaska acidic. Qalabka biraha dhaqameedku waxay u nugul yihiin jilicsanaanta iyo qallafsanaanta deegaankan, taasoo keentay hoos u dhac degdeg ah oo nolosha ah. Si kastaba ha ahaatee,rullaluistemadka alwaax laba jibaaran yahay oo ka samaysan silikoon carbide (SiC)Maaddadu waxay la mid tahay "dagaalyahan heerkul sare ah", oo ku tiirsan hidda-wadaha iska caabbinta kulaylka ee dabiiciga ah, oo noqonaya "barroosinka badda" ee hawlgalka xasilloon ee foornada heerkulka sare leh.
Sababta loo rogrogi karo labajibbaaran ee silikoon carbide waxay u noqon kartaa "ciyaaraha ace" ee garoonka heerkulka sare leh sababtoo ah alaabadooda gaarka ah:
1. Dhis iskeed u dhistay "xakamaynta kulaylka"
Marka heerkulku ka sarreeyo 1200 ℃, filim silikoon dioxide cufan (SiO ₂) oxide ayaa si kedis ah ugu samaysan doona dusha sare ee silikoon carbide. Lakabkan "hubka hufan" kaliya ma go'doomin karo saameynta tooska ah ee heerkulka sare ee substrate-ka, laakiin sidoo kale wuxuu u adkeysan karaa gelitaanka gaaska acidic, gaaritaanka "laba ilaalin ka hortagga daxalka heerkulka sare".
2. Kolka uu kululaado, way sii xoogaysanaysaa
Si ka soo horjeeda sifada alaabta birta ah ee jilicsan marka ay soo baxdo kulaylka, silikoon carbide ma aha oo kaliya in ay ilaaliso xooggeeda foorarsiga heerkulka sare ee 800 ℃ -1350 ℃, laakiin sidoo kale waxay muujinaysaa kor u kaca. Tani "oo ka soo horjeeda isbeddelka" dabeecadda jireed waxay u oggolaaneysaa birta in ay ku adkeysato jawiga heerkulka sare, isaga oo iska ilaalinaya burburka qaabdhismeedka ee ay keento jilicsanaan.
3. Thermal "master teleportation"
Heerarka kulaylka ee carbide silikoon waa afar jeer ka birta, taas oo si dhakhso ah oo siman u kala firdhi karta kulaylka maxalliga ah sida "dariiqa kulaylka", isaga oo iska ilaalinaya ururinta "dhibcaha kulul" ee foornada. Dabeecaddani ma aha oo kaliya inay ilaaliso rullaluistemadka laftiisa, laakiin sidoo kale waxay ilaalisaa xasilloonida heerkulka falcelinta desulfurization, hagaajinta waxtarka guud.
U dhashay xaaladaha heerkulka sare ee warshadaha
Iska caabinta heerkulka sare ee silikoon carbide rollers beam square waxay ka dhigaysaa inay si gaar ah aad ugu fiican yihiin xaaladaha ka saarista heerkulka sare sida kuleyliyaha tamarta kulaylka, birta birta, iyo dildilaaca kiimikada. Ka dib marka la qaato qaybtan, shirkaduhu waxay si weyn u yareyn karaan inta jeer ee xiritaanka heerkulka sare iyo dayactirka, iyada oo la kordhinayo nolosha adeegga qalabka dhowr jeer oo ah qalabka dhaqameed, oo si dhab ah u gaaraya "heerkulka sare ee aan la xirin, ilaalinta deegaanka iyada oo aan la qaboojin".
Sida shirkad hal-abuur leh oo ku takhasustay cilmi-baarista iyo horumarinta qalabka dhoobada ee silikoon carbide, waxaan si fiican uga warqabnaa dhibcaha xanuunka ee qalabka ee ku jira xaalado shaqo oo aad u daran. Rullale kasta oo silikoon carbide square beam wuxuu ka kooban yahay sahaminta ugu dambeysa ee sayniska agabka. Mustaqbalka, waxaan sii wadi doonaa inaan diirada saarno "iska caabbinta heerkulka sare" oo ah jihada udub dhexaadka u ah, oo aan isticmaalno awoodda tignoolajiyada si aan u ilaalino khadka difaaca cagaaran ee wax soo saarka warshadaha.
Waqtiga boostada: Abriil-24-2025