重型燃气轮机压气机技术发展趋势

Technology Development Trend of Heavy-duty Gas Turbine Compressor

重型燃气轮机联合循环效率可超过60%,是一种高效率的热功转换设备。燃气轮机具有的优异调峰能力使其在以新能源为主体的新型电力系统中发挥越来越重要的作用。概述了重型燃气轮机压气机的工作特点、结构特征和主要技术指标,重点介绍了国际主流燃机厂商典型型号压气机研制及技术进展。总结了重型燃气轮机压气机设计体系的研究进展,并基于我国重型燃气轮机研制现状,对标先进重型燃气轮机技术发展趋势,提出了通流气动布局优化技术、高性能叶型技术、跨音级叶片全三维设计技术、高度集成设计系统等重点技术发展方向。

Heavy-duty gas turbine is a kind of efficient thermo-mechanical conversion equipment so far,with the combined cycle efficiency higher than 60%.As gas turbines have excellent peak shaving capability,they will play an increasingly important role in the new power network based on new energy.An overview of the working characteristics,the structural features and main technical parameters of heavy-duty gas turbine compressors were introduced.The development and technical progress of typical gas turbine compressors from major international original equipment manufacturers were reviewed.The research progress of compressor design system was summarized.Considering the development of advanced heavy-duty gas turbine technology,key technology development directions were proposed,including aerodynamic layout optimization,high performance airfoil,full 3D design of transonic stages and highly integrated design system,based on the development status of heavy-duty gas turbines in China.