精馏塔塔板负荷性能图数据.docx

1、精馏塔塔板负荷性能图数据液沫夹带线Vs液泛线Vs漏液线Vs液相负荷上限线Vs液相负荷下限线VsLs/(m3/s)精馏段 提馏段精馏段 提馏段精馏段 提馏段精馏段 提馏段精馏段 提馏段0.0011.6863 1.6540 1.7605 1.5860 0.4597 0.4059 0.00820.00820.000680.000680.0021.6107 1.5800 1.7380 1.5325 0.4721 0.4181 0.00820.00820.000680.000680.0031.5473 1.5179 1.7164 1.4823 0.4823 0.4280 0.00820.00820.00

2、0680.000680.0041.4907 1.4625 1.6944 1.4318 0.4912 0.4367 0.00820.00820.000680.000680.0051.4387 1.4116 1.6713 1.3795 0.4992 0.4445 0.00820.00820.000680.000680.0061.3900 1.3640 1.6468 1.3242 0.5066 0.4517 0.00820.00820.000680.000680.0071.3440 1.3189 1.6206 1.2649 0.5135 0.4584 0.00820.00820.000680.000

3、680.0081.3002 1.2760 1.5924 1.2006 0.5200 0.4646 0.00820.00820.000680.000680.0091.2581 1.2348 1.5621 1.1301 0.5261 0.4706 0.00820.00820.000680.000680.011.2176 1.1952 1.5295 1.0519 0.5320 0.4763 0.00820.00820.000680.000680.0111.1784 1.1568 1.4942 0.9640 0.5376 0.4817 0.00820.00820.000680.000680.0121.

4、1404 1.1196 1.4562 0.8633 0.5430 0.4869 0.00820.00820.000680.000680.0131.1034 1.0834 1.4151 0.7442 0.5482 0.4919 0.00820.00820.000680.000680.50.00820.00820.000680.0006810.00820.00820.000680.000681.50.00820.00820.000680.0006820.00820.00820.000680.00068 精馏塔负荷性能数据 筛板塔的工艺设计计算结果汇总表项目符号单位计算数据精馏段/提馏段平均压强Pm

5、kPa105.50/114.95精馏段/提馏段平均温度tm87.6/101.96平均 流量气相(精馏段/提馏段)VSm3/s0.77/0.73液相(精馏段/提馏段)LSm3/s0.0019/0.0045实际塔板数N块26板间距HTm0.4塔的有效高度Zm10.4塔径Dm1.2空塔气速(精馏段/提馏段)um/s0.68/0.65塔板液流形式单流型溢 流 装 置溢流管形式弓形堰长lWm0.792堰高(精馏段/提馏段)hWm0.048/0.039溢流堰宽度Wdm0.149管底与受液盘距离(精馏段/提馏段) hOm0.042/0.033板上清液层高度(精馏段/提馏段)hLm0.06/0.06孔径dOm

6、m5孔间距tmm15孔数n 个4363开孔面积AOm20.85筛孔气速(精馏段/提馏段)uOm/s8.97/8.50塔板压降(精馏段/提馏段)hPm液柱0.0693/0.0646液体在管中停留时间(精馏段/提馏段)s17.26/7.29降液管内清液层高度(精馏段/提馏段)Hdm0.13/0.13雾沫夹带(精馏段/提馏段)eVkg液/kg气0.01/0.01负荷上限液沫夹带控制负荷下限漏液控制气相最大负荷(精馏段/提馏段)VS,maxm3/s/气相最小负荷(精馏段/提馏段)VS,minm3/s/操作弹性(精馏段/提馏段)/ 苯和甲苯的物理性质项目分子式分子量M沸点（）临界温度tC（）临界压强PC

7、（kPa）苯AC6H678.1180.1288.56833.4甲苯BC6H5CH392.13110.6318.574107.7苯和甲苯的饱和蒸汽压温度80.1859095100105110.6,kPa101.33116.9135.5155.7179.2204.2240.0，kPa40.046.054.063.374.386.0常压下苯甲苯的气液平衡数据温度t液相中苯的摩尔分率x气相中苯的摩尔分率y110.560.000.00109.911.002.50108.793.007.11107.615.0011.2105.0510.020.8102.7915.029.4100.7520.037.298.8425.044.297.1330.050.795.5835.056.694.0940.061.992.6945.066.791.4050.071.390.1155.075.580.8060.079.187.6365.082.586.5270.085.785.4475.088.584.4080.091.283.3385.093.682.2590.095.981.1195.098.080.6697.098.8苯-甲苯连续精馏过程板式精馏塔示意图