先进动叶平面叶栅试验和数值分析  

Planar Cascade Test And Numerical Analysis of Advance Blade

作　　者：平艳 田朝阳[1] 江生科[1] 王霜露 钟主海[1] 张晓东[1] 杨长柱[1] PING Yan;TIAN Chaoyang;JIANG Shengke;WANG Shuanglu;ZHONG Zhuhai;ZHANG Xiaodong;YANG Changzhu(Dongfang Turbine Co.,Ltd.,Deyang Sichuan,618000)

机构地区：[1]东方电气集团东方汽轮机有限公司,四川德阳618000

出　　处：《东方汽轮机》2022年第1期8-12,共5页Dongfang Turbine

摘　　要：汽轮机叶型的气动性能直接影响汽轮机的整体效率,文章对不同的动叶叶型进行二维数值分析,并试验验证其气动性能的变化,分析叶型变马赫数特性和变攻角特性。计算结果表明:自主研发的动叶型线在变攻角特性和变马赫数特性方面明显较好。The aerodynamic performances of blade profile directly affect the overall efficiency of steam turbine.In this paper,twodimensional numerical analysis for different moving blade was performed to test the variation of aerodynamic,the Mach number characterisctics and angle acttack properties were analyzed.The results showed that the self-development moving blades Line had an better aerodynamic performance in characteristics of variable attack angle and Mach number.

关 键 词：叶型 攻角 马赫数 平面叶栅试验 

分 类 号：TK262[动力工程及工程热物理—动力机械及工程]