
Nickel ishingiye kuri superalloys nicyiciro cyibikoresho bikora cyane bigenewe imbaraga zidasanzwe zubukanishi, guhangana n’imigezi, hamwe n’imiterere ihagaze ku bushyuhe bwo hejuru, ubusanzwe hejuru ya 540 ° C (1000 ° F). Ijambo "ryakozwe" risobanura ko ayo mavuta akozwe muburyo bwa nyuma binyuze muburyo bwa termo-mashini nko guhimba, kuzunguruka, cyangwa gusohora, bikavamo imiterere myiza, yerekana icyerekezo gitanga imiterere iremereye kandi yumunaniro ugereranije na bagenzi babo.
Nizo nkingi yubushyuhe bwo hejuru buzunguruka mu kirere no kubyara ingufu, aho gutsindwa atari amahitamo.
Imbaraga zidasanzwe-Ubushyuhe bukabije: Zigumana igice kinini cyimbaraga zubushyuhe bwicyumba cyubushyuhe hafi yubushyuhe bwazo, cyane cyane bitewe na gama-prime ihamye, ihuza (γ ') icyiciro cyimvura [Ni₃ (Al, Ti)].
Indashyikirwa zidasanzwe za Creep: Zirwanya ihinduka ryimiterere yubushyuhe buri gihe mubushyuhe bwinshi, umutungo wingenzi kuri blade ya turbine na disiki bigomba gukomeza kugaragara neza mugihe kirekire.
Kurwanya Umunaniro Ukabije: Microstructure yakozwe, hamwe nintete zayo zinonosoye kandi akenshi zihuza icyerekezo, zitanga uburyo bwiza bwo kurwanya gutangizwa no gukwirakwizwa no gupakira ibintu.
Oxidation nziza cyane na Kurwanya Kurwanya: Ibirimo chromium nyinshi (mubisanzwe 10-20%) ituma habaho igipimo cyo kurinda, gukurikiza chromia (Cr₂O₃), irwanya iyangirika mubidukikije bishyushye, okiside.
Microstructural Stabilite: Yashizweho kugirango irwanye ubukana bwimvura igwa no gushiraho ibyangiritse byangiza topologiya byegeranye (TCP) mugihe kirekire cyo guhura nigihe kinini nubushyuhe bwinshi nubushyuhe.
Nickel ishingiye kuri superalloys ni ntangarugero mubisabwa bizunguruka cyane:
Imashini zo mu kirere:
Disiki ya Turbine: Porogaramu ikomeye. Disiki ikora ku muvuduko mwinshi wo kuzunguruka no guhangayika, bisaba kuringaniza birenze imbaraga zingutu, ubuzima bwumunaniro, no gukomera kuvunika. Amavuta nka Inconel 718 na Waspaloy ni amahame yinganda.
Shafts, Spacers, hamwe na Compressor Ibigize.
Turbine zishingiye ku butaka: Kubyara amashanyarazi, bikoreshwa muri disiki ya turbine.
Moteri ya roketi: Kubice bya turbopump bisaba imbaraga zingana-uburemere mubidukikije bikabije.
Imyuka ya kirimbuzi & Ubushyuhe bwo hejuru.
Imbonerahamwe ikurikira irerekana muri make ibintu byingenzi biranga ibintu byihuse:
| Ikiranga | Ibisobanuro | Ibyiza |
| Inzira yo gukora | Gutunganya amashyanyarazi (Guhimba, kuzunguruka). | Yibyara ingano inoze, imwe yuburyo bwimbaraga zo hasi yubushyuhe bukabije hamwe numunaniro. |
| Urufunguzo rwo Gushimangira Icyiciro | Gamma-Prime (γ ') [Ni₃ (Al, Ti)] imvura. | Itanga uburyo bwibanze bwimbaraga zubushyuhe bwo hejuru hamwe no guhangana n’ibikurura. |
| Ibyingenzi | Umujinya & Umunaniro Imbaraga, Kurwanya Kurwanya, Gukomera Kumeneka. | Byiza kuri stress-nyinshi, kuzunguruka cyane nka disiki ya turbine. |
| Imiterere isanzwe | Bilet, utubari, inkoni, impapuro, nimpeta. | Intangiriro yo gutunganya ibice bikomeye bizunguruka. |
| Udushushondanga | Inconel 718, Waspaloy, Alloy 720, René 41, Udimet 720. | Uhagararire ubwihindurize bwibishushanyo mbonera byimikorere isaba imikorere. |
| Inganda Zibanze | Ikirere (moteri ya Jet), Amashanyarazi, Roketi. | Gushoboza moteri yo hejuru nubushyuhe, biganisha ku gukora neza no gutera. |
Muri make, Nickel-Yakozwe na Superalloys Kugereranya isonga ryubumenyi bwibikoresho bya siyansi kubintu byinshi bihangayikishije, ubushyuhe bwo hejuru buzunguruka. Ubuhanga bwa chimie hamwe na microstructure ikozwe neza ituma biba ngombwa mugusunika imipaka yimikorere nubushobozi muri sisitemu yindege igezweho.