单晶空心涡轮叶片精确控形技术的研究进展  

Research Progress in Precise Shape-controlling Technology of Single Crystal Hollow Turbine Blades

作　　者：李世峰[1] 张定华[1] 卜昆[1] 

机构地区：[1]西北工业大学现代设计与集成制造技术教育部重点实验室,陕西西安710072

出　　处：《稀有金属材料与工程》2012年第3期559-564,共6页Rare Metal Materials and Engineering

基　　金：航空科学基金(2008ZE53042)

摘　　要：针对航空发动机单晶空心涡轮叶片的精确控形技术,结合国内外相关工作的研究状况,从空心涡轮叶片复杂陶瓷型芯精密成形技术、单晶高温合金叶片近净形熔模精密铸造技术及叶片精铸过程尺寸精度控制方法等方面,对单晶空心涡轮叶片精确控形技术领域取得的研究成果进行了总结和分析。重点介绍单晶空心涡轮叶片精确控形技术领域内取得的研究成果,论述了我国单晶空心涡轮叶片精确控形技术的未来研究重点。According to the precise shape-controlling technique of single crystal hollow turbine blade in aero-engine, the research achievements on the precise shape-controlling technology of single crystal hollow turbine blade were generalized and analyzed from several aspects, which include the precise forming technology of complex ceramic core, the near net-shape investment casting technology and the controlling means of dimensional accuracy combining with the research situation at home and abroad. The researching results of the precise shape-controlling technique for single crystal hollow turbine blade were mainly introduced. Meanwhile, the future researching scope of the precise shape-controlling technique of single crystal hollow turbine blade was discussed.

关 键 词：单晶空心涡轮叶片 精确控形技术 研究进展 

分 类 号：V232.4[航空宇航科学与技术—航空宇航推进理论与工程]