200MW机组配汽机构改造分析

Analysis about reforming the steam distribution mechanism of 200MW turbine

针对国产200MW机组普遍存在的局部负荷区域运行稳定性差等问题,分析了凸轮配汽机构对负荷摆动及机组效率的影响,并提出了改造方案,现场应用后取得了良好效果,具有一定的推广价值。

According to the low stability in part section of homemade 200MW turbine,analyses the influence of steam distribution on load swing and turbine efficiency,puts forward the measures to reform.After application,it gets better results.It has the great value to popularize.