汽轮机高位布置超超临界燃煤发电系统变工况㶲经济性分析

李延兵, 贾树旺, 张军亮, 符悦, 刘明, 严俊杰

Exergy Economic Analysis of Ultra-Supercritical Coal-Fired Power Plants With High-Level Layout of Turbine Under Load-Cycling Conditions

Yanbing LI, Shuwang JIA, Junliang ZHANG, Yue FU, Ming LIU, Junjie YAN

表4 汽轮机抽汽压力模拟数据和实际数据对比

Tab. 4 Comparison of simulated and actual turbine pumping pressure data

工况 参数 汽轮机抽汽压力/MPa p1 p2 p3 p4 p5 p6 p7 p8 p9 THA 原始数据 11.477 8.769 5.899 2.600 1.197 0.591 0.371 0.117 0.046 计算数据 11.477 8.769 5.899 2.600 1.197 0.591 0.371 0.117 0.046 绝对误差 0 0 0 0 0 0 0 0 0 75%THA 原始数据 8.409 6.463 4.360 1.940 0.917 0.455 0.287 0.091 0.036 计算数据 8.409 6.463 4.360 1.940 0.917 0.455 0.287 0.091 0.036 绝对误差 0 0 0 0 0 0 0 0 0 50%THA 原始数据 5.675 4.383 2.959 1.330 0.643 0.321 0.203 0.064 0.025 计算数据 5.675 4.383 2.959 1.330 0.643 0.321 0.203 0.064 0.025 绝对误差 0 0 0 0 0 0 0 0 0 TRL 原始数据 11.477 8.769 5.899 2.600 1.197 0.591 0.371 0.117 0.046 计算数据 11.477 8.769 5.899 2.600 1.197 0.591 0.371 0.117 0.046 绝对误差 0 0 0 0 0 0 0 0 0