燃气轮机冷却空气量计算及变工况分析姜聪(湖北省电力勘测设计院,湖北武汉,430000)Study on calculation and part load operation of cooling air allocation for gas turbineJIANG Cong(HuBei Electric Power Design Institute,HuBei Wuhan,430000)Abstract:Based on the informations of hurge gas turbine,this paper has researched the ways of calculation about cooling-air proportion of Sienens V94
According the cooling modeL and theorem to the blade of turbine gas,we can get the model of calculation about cooling-air proportion
This way is easy to comperhend,and the precision is fulfill to realistic requirement
Key Words: Gas turbine; Cooling air;Calculation methods摘 要:根据大型燃气轮机的结构和性能资料,本文对西门子 V94.3 燃气轮机冷却空气量的计算方法进行了研究
从燃气透平叶片冷却方式和机理入手,得到燃机冷却空气量的计算模型
该方法简单理解容易,计算精度满足实际工程分析需要
关键词:燃气轮机,冷却空气,计算方法1 前言随着燃气轮机在电力工业中的应用,大容量高参数的机组可以得到较高的效率和经济收益