炉膛耐火材料热惯性对循环流化床锅炉调峰速率的影响

董中豪, 卢啸风, 史丽超, 杨增增, 孔繁盛, 王鹏, 林国强, 赵鹏

Influence of Thermal Inertia of Refractory Material in Furnace on the Peak Regulating Rate of Circulating Fluidized Bed Boiler

Zhonghao DONG, Xiaofeng LU, Lichao SHI, Zengzeng YANG, Fansheng KONG, Peng WANG, Guoqiang LIN, Peng ZHAO

表6 300 MW亚临界循环流化床锅炉运行参数

Tab. 6 Operation parameters of 300 MW subcritical CFB boiler

参数 100% BRL 75% BRL 50% BRL 主蒸汽流量/(t/h) 966 779 466 主蒸汽温度/℃ 541 541 541 主蒸汽压力/MPa 16.10 14.49 11.37 给水温度/℃ 276 255 233 给水压力/MPa 17.92 15.75 12.59 汽包压力/MPa 17.51 15.46 12.37 炉膛密相区床温/℃ 950 900 850 给煤量/(t/h) 204.90 157.13 108.59 燃料低位发热量/(kJ/kg) 13 498 13 498 13 498