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9 各设备的㶲和㶲经济性分析

Tab. 9 Exergy and exergy economic analysis of each equipment

设备k EF, k /kW EP, k /kW ED, k /kW Zk /(元/s) cF, k /(元/kJ) cP, k /(元/kJ) HP1 125.57 118.45 7.12 1.53 1.000 0 1.073 0 HP2 39.15 37.73 1.41 0.65 1.000 0 1.054 7 HP3 49.87 47.55 2.32 0.77 1.000 0 1.065 0 IP1 111.20 106.31 4.89 1.41 0.374 3 0.404 8 IP2 98.80 95.63 3.17 1.33 0.374 3 0.400 6 IP3 68.22 65.74 2.49 1.00 0.374 3 0.403 7 LP1 36.48 34.26 2.22 0.60 0.374 3 0.416 0 LP2 75.71 70.53 5.17 1.04 0.374 3 0.416 5 LP3 47.61 43.61 4.00 0.72 0.374 3 0.425 1 LP4 61.95 53.60 8.35 0.43 0.374 3 0.448 2 HT1 0 0 0 0.53 1.000 0 0 HT2 34.95 33.47 1.48 0.53 1.000 0 0.115 4 HT3 53.01 49.75 3.26 0.87 1.000 0 0.271 8 HT4 31.30 27.99 3.31 0.55 0.374 3 0.203 1 HT5 36.23 34.96 1.26 1.28 0.374 3 0.296 2 HT6 9.07 8.22 0.85 0.21 0.374 3 0.088 3 HT7 16.84 14.24 2.60 0.45 0.374 3 0.228 4 HT8 8.42 7.05 1.37 0.30 0.374 3 0.228 9 HT9 6.67 6.21 0.47 0.34 0.374 3 0.466 1