叶片多尺度表面对压气机气动性能影响及其高性能制造研究进展  

Influence of blade multi-scale surface on aerodynamic performance of compressor and its high-performance manufacturing: A review

作　　者：张定华[1,2] 何智伟 张学宝 罗明[1,2] Dinghua ZHANG;Zhiwei HE;Xuebao ZHANG;Ming LUO(Key Laboratory of High Performance Manufacturing for Aero-engine,Ministry of Industry and Information Technology,Northwestern Polytechnical University,Xi’an710072,China;Engineering Research Center of Aero-engine Advanced Manufacturing Technology,Ministry of Education,Northwestern Polytechnical University,Xi’an710072,China;AECC Sichuan Gas Turbine Establishment,Chengdu610500,China)

机构地区：[1]西北工业大学航空发动机高性能制造工业和信息化部重点实验室,西安710072 [2]西北工业大学航空发动机先进制造技术教育部工程研究中心,西安710072 [3]中国航发四川燃气涡轮研究院,成都610500

出　　处：《航空学报》2024年第13期1-42,F0002,共43页Acta Aeronautica et Astronautica Sinica

基　　金：航空发动机及燃气轮机基础科学中心项目(P2023-B-Ⅳ-002-001);国家自然科学基金(U2241249,91860000)

摘　　要：叶片几何形状误差精细化控制、表面波纹度控制和布置合理的介微观仿生减阻结构是提升压气机叶片气动性能的有效手段,也是目前新一代航空发动机重点关注的方向之一。这类结构通常几何形状复杂,制造难度较大。首先,综述了叶片几何形状误差、表面波纹度和介微观仿生减阻结构等不同尺度的表面特征对流场特性的改变以及不同尺度的表面结构特征对压气机气动性能的影响规律,分析了多尺度表面的制造工艺及其最新进展。其次,引出了气动性能约束下的压气机叶片高性能制造中对几何形状公差范围、表面波纹度以及介微观仿生结构制造技术的要求。最后,结合多尺度表面高性能制造发展现状,对进一步提升压气机叶片气动性能的研究内容与发展方向进行了展望。Blade geometry error refinement control,surface corrugation control and reasonable arrangement of meso-microscopic bionic drag reduction structure are effective means to improve the aerodynamic performance of aero-engine compressor blades,and is also currently one of the key focuses of thenext generation of aero-engines.These structures usually have complex geometries and are difficult to manufacture.In this paper,we firstly review the changes of different scale surface features,such as blade geometry error,waviness and meso-microscopic bionic drag reduction structure,on the flow field characteristics,as well as the influence of different scale surface structural features on the aerodynamic performance of compressor,and analyze the manufacturing process of multi-scale surfaces and its latest progress.Secondly,the requirements for geometric shape tolerance range,waviness and meso-microscopic bionic structure manufacturing technology in the high-performance manufacturing of compressor blades under aerodynamic performance constraints are introduced.Finally,the research content and development direction for further enhancing the aerodynamic performance of compressor blades are prospected in the light of the current development of high-performance manufacturing of multi-scale surfaces.

关 键 词：多尺度表面 几何形状误差 表面波纹度 仿生减阻结构 气动性能 高性能制造 

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]