SiC/SiCnwere ezigbo okpomọkụ na-eguzogide ma ga-anọchi superalloy na ngwa nke aero-engine
Oke mkpali-na-arọ ruru bụ ebumnobi nke aero-engine dị elu. Otú ọ dị, site na mmụba nke ntinye aka na ịdị arọ, okpomọkụ ntinye turbine na-anọgide na-abawanye, na usoro ihe onwunwe superalloy dị ugbu a siri ike izute ihe achọrọ nke igwe ikuku dị elu. Dị ka ihe atụ, na turbine mbata okpomọkụ nke ẹdude engines na ịkwanye-na-arọ ruru nke larịị 10 ruru 1500 ℃, mgbe nkezi mbata okpomọkụ nke engines na ntinye-na-arọ ruru nke 12 ~ 15 ga-agafe 1800 ℃, nke bụ 1800 ℃. karịrị okpomọkụ ọrụ nke superalloys na intermetallic ogige.
Ka ọ dị ugbu a, superalloy dabeere na nickel nke nwere oke okpomọkụ kachasị mma nwere ike iru ihe dịka 1100 ℃. The ọrụ okpomọkụ nke SiC / SiC nwere ike mụbaa na 1650 ℃, nke a na-ewere dị ka ndị kasị mma aero-engine ọkụ ọgwụgwụ Ọdịdị ihe.
Na Europe na United States na mba ndị ọzọ mepere emepe ụgbọ elu,SiC/SiCkemgbe bara uru ngwa na uka mmepụta na aero-engine guzo akụkụ, gụnyere M53-2, M88, M88-2, F100, F119, EJ200, F414, F110, F136 na ụdị ndị ọzọ nke agha / obodo aero-engine; Ngwa nke akụkụ na-atụgharị ka dị na ọkwa mmepe na ule. The isi nnyocha na China malitere nwayọọ nwayọọ, na e nwere nnukwu ọdịiche dị n'etiti ya na engineering etinyere nnyocha na mba ọzọ, ma o mewokwa rụzuru.
Na Jenụwarị 2022, ụdị ọhụrụ seramiiki matrix composite bụ site n'ebe ugwu ọdịda anyanwụ polytechnical mahadum na-eji ihe ụlọ iji wuo ụgbọ elu engine turbine disc zuru ezu nke ọma emecha nke mbụ ụgbọ elu ule, ọ bụkwa oge mbụ a ụlọ seramiiki matrix composite rotor nke nwere ikuku ụgbọ elu. ule ikpo okwu, kamakwa iji kwalite seramiiki matrix composites components na aerial ugbo ala (uav)/drone nnukwu ngwa.
Oge nzipu: Ọgọst-23-2022