新钢余热锅炉技术数据汇总表.doc

新钢余热锅炉技术文件数据汇总表格1. 余热锅炉热力系统计算汇总表参数名称额定工况最小工况最大工况单位高压过热器热力参数烟气侧烟气工作流量200000200000200000Nm3/h进口烟气温度400390410出口烟气温度330.1326334.4平均温压值74.568.780.1烟气流速7.37.27.4m/s工质流速47.544.150.5m/s传热系数20.32020.5w/(m2.)受热面积334233423342m2总吸热量1.821071.651071.98107kJ汽水侧蒸汽工作压力1.61.61.6MPa蒸汽工作流量48.24551t/h进口蒸汽温度204.88204.88204.88出口蒸汽温度360355365高压蒸发器热力参数烟气侧烟气工作流量600000600000600000Nm3/h进口烟气温度336.7328345出口烟气温度217.1216.3217.8平均温压值51.247.754.4烟气流速7.77.67.8m/s工质流速m/s传热系数26.126.126.1w/(m2.)受热面积197921979219792m2总吸热量9.5431078.9510710.1107kJ汽水侧进口给水压力1.681.681.68MPa进口给水流量48.24551t/h进口给水温度204.88204.88204.88出口蒸汽压力1.681.681.68MPa出口蒸汽流量48.24551t/h出口蒸汽温度204.88204.88204.88低压过热器热力参数烟气侧烟气工作流量600000600000600000Nm3/h进口烟气温度217.1216.3217.8出口烟气温度216215.3216.8平均温压值39.739.740.2烟气流速7.27.27.2m/s工质流速343434m/s传热系数11.511.511.5w/(m2.)受热面积514514514m2总吸热量8.461058.451058.46105kJ汽水侧蒸汽工作压力0.40.40.4MPa蒸汽工作流量10.110.110.1t/h进口蒸汽温度157.5157.5157.5出口蒸汽温度191190191高压省煤器热力参数烟气侧烟气工作流量600000600000600000Nm3/h进口烟气温度216215.3216.8出口烟气温度205.7205.3206.1平均温压值33.833.835烟气流速7.67.67.7m/s工质流速0.2260.210.24m/s传热系数242424w/(m2.)受热面积272327232723m2总吸热量8.171067.631068.34106kJ汽水侧给水工作压力1.81.81.8MPa给水工作流量49.245.952t/h进口给水温度157157157出口给水温度193.8194.8192.9低压蒸发器热力参数烟气侧烟气工作流量600000600000600000Nm3/h进口烟气温度205.7205.3206.1出口烟气温度169.8169.7169.9平均温压值26.326.326.5烟气流速7.77.77.7m/s工质流速m/s传热系数252525w/(m2.)受热面积118831188311883m2总吸热量2.861072.841072.88107kJ汽水侧进口给水压力0.50.50.5MPa进口给水流量12.812.712.9t/h进口给水温度157.5157.5157.5出口蒸汽压力0.50.50.5MPa出口蒸汽流量12.812.712.9t/h出口蒸汽温度157.5157.5157.5低压省煤器热力参数烟气侧烟气工作流量600000600000600000Nm3/h进口烟气温度169.8169.7169.9出口烟气温度135.6135.5135.7平均温压值63.363.363.3烟气流速7.57.57.5m/s工质流速0.2130.2130.22m/s传热系数24.324.324.3w/(m2.)受热面积482848284828m2总吸热量2.671082.651082.69108kJ汽水侧给水工作压力0.60.60.6MPa给水工作流量6056.262.3t/h进口给水温度303030出口给水温度135.6135.7135.9 2. 余热锅炉性能参数锅炉类型立式双温双压余热锅炉余热锅炉烟气侧参数单位名 称额定工况最小工况最大工况一段烟气流量200000200000200000Nm3/h一段烟气温度400390410一段烟气含尘量333g/Nm3二段烟气流量400000400000400000Nm3/h二段烟气温度340330350二段烟气含尘量333g/Nm3出口烟气温度135.6135.5135.7烟气流速888m/s烟气侧总阻力1.21.11.2kPa高压锅炉汽水侧参数高压公称压力2.52.52.5MPa蒸发器后烟温217216218出口蒸汽压力1.601.601.60MPa(g)出口蒸汽温度360355365出口蒸汽流量48.24551t/h低压锅炉汽水侧参数