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1、填料塔流体力学特性曲线测定L=0时空塔气速与压强降的实验数据空塔气速左压强/mmH2O右压强/mmH2OA P/mmH2OA P /Palog ulog A P1.813713619.810.26a3137135219.620.481.295138134.53.534.3350.701.546140134658.860.781.777.51421321098.10.881.999.6143.5131.512117.720.982.0712147.512720.5201.1051.082.3013.6151123.527.5269.7751.132.4315154121.532.5318.825
2、1.182.50L=120时气速与压强降的实验数据气速u/m/s左压强/mmH2O右压强/mmH2OA P/mmH2OA P/Palog ulog A P2138.0137.019.810.300.994141.5134.5768.670.601.848161.0115.046451.260.902.658.8173.0105.068667.080.942.829.2175.0102.073716.130.962.859.6182.094.088863.280.982.9410186.089.097951.571.002.9810.8203.076.01271245.871.033.1011.6213.063.01501471.51.063.1712217.060.01571540.171.083.1912.4247.031.02162118.961.093.33计算过程以L=120时，气速u=2 m/s，左压强为138.0mmH2O，右压强为 137.0mmH2O 为例：A 卩=左压强一右压强=138.0137.0=1.0 mmH2O=1.0*9.81 Pa=9.81 Pa故有lgu=0.30 , lg A P =0.99由所得数据作细直管的lg A P lg u关系曲线有压强降一空塔气速关系图
