航空发动机涡轮叶片热障涂层的现状与发展  

Current status and development on thermal barrier coatings of aeroengine turbine blades

作　　者：高玲玲 李瑞勤 GAO Lingling;LI Ruiqin(Basic Department,Officers College of PAP,Chengdu 610000,China;School of Materials Science and Engineering,Beijing Institute of Technology,Beijing 100081,China;Shanxi North Xing'an Chemical Industry Co.Ltd.,Taiyuan 030008,China)

机构地区：[1]武警警官学院基础部,四川成都610000 [2]北京理工大学材料学院,北京100081 [3]山西北方兴安化学工业有限公司,山西太原030008

出　　处：《兵器材料科学与工程》2024年第4期121-129,共9页Ordnance Material Science and Engineering

基　　金：四川省教育厅课题(18ZA0561);军队院校教育教学研究立项课题(2023JWL024);警官学院科研课题(224L2112)。

摘　　要：热障涂层的研究对提高航空发动机涡轮叶片的工作效率和服役时间具有重要意义。本文重点介绍了热障涂层的结构、材料分类、制备及后处理技术、失效机制方面的研究现状,并对其未来发展进行了展望。高熵陶瓷材料等新型陶瓷材料因其优异的热稳定性及综合力学性能,具有良好的应用前景。激光表面改性技术具有效率高、形变小、局部选区处理等优势,可进一步提高热障涂层的安全可靠性。后续热障涂层的研究将聚焦高熵陶瓷材料、功能梯度材料等的研究及应用,充分采用数值分析及建模等深入研究涂层的失效与防护机制,为航空发动机涡轮叶片的发展奠定基础。The research on thermal barrier coatings is of great significance for improving the work efficiency and service time of aeroengine turbine blades.In this paper,the structure,material classification,preparation and post⁃treatment technology,failure mechanism of thermal barrier coatings are introduced,and their future development is prospected.New ceramic materials such as high entropy ceramic materials have excellent thermal stability and comprehensive mechanical properties,and have good application prospects.Laser surface modification technology has the advantages of high efficiency,small deformation and local selection treatment,which can further improve the safety and reliability of thermal barrier coatings.Subsequent research on thermal barrier coatings will focus on the research and application of high⁃entropy ceramic materials and functional gradient materials,and make full use of numerical analysis and modeling to further study the failure and protection mechanism of coatings,laying a foundation for the development of aeroengine turbine blades.

关 键 词：航空发动机 涡轮叶片 涂层材料 涂层制备 后处理技术 失效机制 

分 类 号：TQ11[化学工程—无机化工]