汽轮机喷嘴与动叶夹角对其效率影响的数值模拟研究  

Numerical simulation of steam turbine efficiency on angle between nozzle and blade

作　　者：王树成[1] 谢安国[1] 秦梅[1] 

机构地区：[1]辽宁科技大学

出　　处：《冶金能源》2015年第5期19-21,共3页Energy For Metallurgical Industry

摘　　要：通过数值模拟的研究方法,采用标准k-ε湍流双方程数学模型对不同的喷嘴与动叶之间的角度进行分析,模拟蒸汽在汽轮机动叶表面流过时的压力场。通过分析模拟结果,找到动叶表面压力差值最大时喷嘴与动叶之间的角度关系。Through numerical simulation methods , the standard k-εtwo-equation turbulence math-ematical model was used when analyzing the relationship between nozzle and the blade .The dynamic pressure field was simulated when the steam passing through the leaf surface .Based on the analysis of simulation results , the relationship between nozzle and the rotor blade was found .

关 键 词：汽轮机叶片 运行效率 数值模拟 

分 类 号：TK263[动力工程及工程热物理—动力机械及工程]