热力计算汇总表.doc

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D144-6武汉锅炉集团动力机械制造有限公司2011年9月19日说明1. 本计算按照锅炉机组热力计算标准（苏联1937年版）进行。2. 计算中有关数据取自SJ D144-13锅炉几何尺寸计算书。目 录一、 锅炉规范二、 锅炉燃料三、 热力计算汇总表一、 锅炉规范1. 锅炉额定蒸发量 240t/h2. 额定过热蒸汽压力 9.8Mpa3. 额定过热蒸汽温度 5404. 锅炉给水温度 2155. 冷空气温度 20二、 锅炉燃料1. 煤种序号项目名称符号单位设计煤种校核煤种1接收基碳Car58.4250.022接收基氢Har2.722.993接收基氧Oar6.857.864接收基氮Nar0.640.655接收基硫Sar0.770.966接收基水份（全水份）Mar13.716.17接收基灰分Aar16.9021.428空气干燥基水分Mad3.443.819干燥无灰基挥发份Vdaf34.6734.8210低位发热量Qnet.v.arkJ/kg211201854011干燥基全硫St.d0.891.1412灰变形温度DT1500134013灰软化温度ST1500138014灰变熔融温度FT1500141015哈氏可磨指数HGI6567参考性灰分析：二氧化硅SiO249.56 49.31三氧化二铝Al2O3 32.44 25.32三氧化二铁Fe2O37.12 9.16氧化钙CaO4.42 6.76氧化镁MgO0.45 0.87氧化钛TiO21.831.82氧化钾K2O1.221.41 氧化钠Na2O0.220.41三氧化硫SO31.9 4.15其他0.84 0.79三、 热力计算汇总表热力计算汇总表（设计煤种，100%）名称过量空气系数进口烟温出口烟温平均烟速介质进口温度介质出口温度介质平均速度m/sm/s炉膛1.2001967.81082.5-324.0-屏过1.2001082.5953.55.0366.3443.422.4高温过热器热段1.225953.5755.68.6483.6540.018.1高温过热器冷段1.250953.5763.78.7443.4501.014.5低温过热器1.250759.9595.59.7331.7382.610.0悬吊管1.250595.5593.67.1319.9319.9-转向室1.250593.6576.2-327.1331.610.7高温省煤器1.270576.2452.37.72374275.8-高温预热器1.320452.3345.512.2204.2344.86.8低温省煤器1.340345.5277.07.0215.0237.4-中温预热器1.370277.0175.411.769.8204.16.4低温预热器1.390175.4136.510.220.069.86.9蒸发量:240t/h , 计算热效率：91.6%, 排烟温度;136.5,热风温度：344.8，一级喷水量：6.69t/h， 二级喷水量：4.42t/h，计算燃料量：31.32t/h热力计算汇总表（设计煤种，70%）名称过量空气系数进口烟温出口烟温平均烟速介质进口温度介质出口温度介质平均速度m/sm/s炉膛1.2501898.1963.9-324.1-屏过1.250963.9849.23.3371.1444.016.1高温过热器热段1.280849.2693.05.8490.0540.012.7高温过热器冷段1.280849.2693.55.8444.0490.510.2低温过热器1.310693.3549.46.6331.4371.27.1悬吊管1.310549.4547.64.9319.9319.9-转向室1.310547.6529.3-326.8331.37.9高温省煤器1.334529.3411.15.3233.0269.1-高温预热器1.393411.1315.68.5196.8323.04.8低温省煤器1.417315.6259.14.9215.0233.0-中温预热器1.453259.1163.28.468.9196.84.6低温预热器1.477163.2125.37.320.068.95.0蒸发量:168t/h , 计算热效率：91.7%, 排烟温度;125.3,热风温度：323，一级喷水量：0.53t/h， 二级喷水量：0.58t/h，计算燃料量：21.8t/h热力计算汇总表(校核煤种,100%）名称过量空气系数进口烟温出口烟温平均烟速介质进口温度介质出口温度介质平均速度m/sm/s炉膛1.2001939.31082.7-323.9-屏过1.2001082.7950.15.0365.0444.322.3高温过热器热段1.225950.1749.88.7482.1540.018高温过热器冷段1.225950.1758.38.8444.3503.814.4低温过热器1.250754.3590.19.8332.1385.19.9悬吊管1.250590.1588.17.2319.9319.9-转向室1.250588.1570.4-327.3332.010.6高温省煤器1.270570.4447.47.7237.6276.7-高温预热器1.320447.4343.512.3204.8343.56.8低温省煤器1.340343.5275.87.0215.0237.6-中温预热器1.370275.8175.711.970.3204.66.5低温预热器1.390175.7136.910.420.070.36.9蒸发量：240t/h，计算热效率：91.48%，排烟温度：136.9，热风温度：343.5，一级喷水量：8.18t/h，二级喷水量：5.49t/h，计算燃料量：35.73t/h热力计算汇总表（校核煤种，70%）名称过量空气系数进口烟温出口烟温平均烟速介质进口温度介质出口温度介质平均速度m/sm/s炉膛1.2501872.2967.2-324.1-屏过1.250967.2849.53.3372.1447.716.1高温过热器热段1.280849.5692.65.9493.8540.012.8高温过热器冷段1.280849.5692.65.9447.9496.110.3低温过热器1.310692.6547.46.8331.8374.07.1悬吊管1.310547.4545.55.0319.9319.9-转向室