SiO2基陶瓷型芯高温性能强化的研究现状  

Research Status of High Temperature Performance Enhancement of SiO2 Based Ceramic Core

作　　者：占红星 芦刚 严青松 晏玉平 陈邦浪 Zhan Hongxing;Lu Gang;Yan Qingsong;Yan Yuping;Chen Banglang(Nangchang Hang kong University)

机构地区：[1]南昌航空大学轻合金加工科学与技术国防重点学科实验室,南昌330063

出　　处：《特种铸造及有色合金》2020年第7期749-753,共5页Special Casting & Nonferrous Alloys

基　　金：国家自然科学基金资助项目(51861027);江西省优势科技创新团队重点资助项目(20181BCB19001);南昌航空大学研究生创新专项基金资助项目(YC2019012)。

摘　　要：介绍了涡轮发动机空心叶片用SiO2基陶瓷型芯的应用背景,及其对硅基陶瓷型芯进行高温强化的重要意义。主要概述了矿化剂强化、水解液强化和纤维增强对SiO2基陶瓷型芯高温性能强化效果的研究现状,并对硅基陶瓷型芯的发展作出了展望。The application background of silica based ceramic cores for hollow blade of turbine engine and the significance of high temperature strengthening of silica based ceramic cores were reviewed.The research status of high temperature performance strengthening effect of mineralization agent strengthening,hydrolysate strengthening and fiber strengthening on silica based ceramic cores was summarized,and the prospects for the future development of silica based ceramic cores were described.

关 键 词：空心叶片 硅基陶瓷型芯 高温强化 

分 类 号：TG249.9[金属学及工艺—铸造]