气体吸收试验数据处理表

1、气体吸收实验数据处理表测得塔内径：0.1 m，填料层高度：1 m，水温：20 C ,大气压：87.5Kpa对于2塔：风量与压力降的关系线的测定以第一组数据为例：干空气流量V=0.4 m3/ h，压差.：p=11pa.那么空气流速u二上二tC兀 2t D240.43.14236000.14=0.0142m/s空气m3/h0.40.81.21.622.42.83.23.64流速0.010.020.040.050.070.080.090.110.120.14m /s42832566084991327415压差1116233240516787103127pa干填料风量与压力降关系线湿填料时，水流量 5

2、0m3/h流量m3/h0.40.81.21.6流速0.010.020.040.05m /s42832566压差pa8132131空气22.42.83.23.640.070.080.090.110.120.14084991327415425572132146180湿填料风量与压力降关系线水流量100m3/h时空气m3/h0.40.81.21.622.42.83.23.64流速0.010.020.040.050.070.080.090.110.120.14m/s42832566084991327415压差91522334564129142151199pa湿填料时风量与压力降关系线同理，对于3塔风量

3、与压力降的关系线的测定流量m3/h0.40.81.21.6流速0.010.020.040.05m/s42832566压差pa8142130空气22.42.83.23.640.070.080.090.110.120.1408499132741540526682100120干填料风量与压力降关系线湿填料时，水流量 50m3/h空气m3/h0.40.81.21.622.42.83.23.64流速0.010.020.040.050.070.080.090.110.120.14m/s42832566084991327415压差10162536486482105128150pa溟填料风量与压力降关系线水流

4、量100m3/h时流量m3/h0.40.81.21.6流速0.010.020.040.05m/s42832566压差pa10182841空气22.42.83.23.640.070.080.090.110.120.140849913274155777101120148182湿填料风量与压力降关系线Kxa的测定对于2塔，以第二组数据为例，吸收剂水用量L= 75 1000 =4166.67 kmol /h18下3 14填料塔高度H=1m 截面积C = D2= 汇0.12 =0.00785m244VhT0p0.8927387.5V h 0(1-yJ(1 -0.1) =0.0288kmol/h22.4

5、T p022.4273 20 101.33VX1(第 一丫2)=88 (11.810.5) =8.98 10*，x2=0L4166.67查表得20 C时 E=1.44 106所以x2 =y2py87.5 0.1 6mE1.44 10= 6.08 10丫111.8*X1-y21 丫mE1 11.81.44 106=55.87 10?87.5(x； -xj -区-X2) ：Xm =1 -X1x2 _x255.87 10“ -8.98 10?-6.08 10,55.87 10-6.08 10In6.08x10?= 1.94 10*所以由公式KxaL (X1 -X2)_ 4166.67(8.98 1。“ 一 0)_ 245700H：xm1 0.007851.94 10*丿序号123Kxa189700245700289780L5075100456125200250312860357896399767Kxa与L关系线5000003000001000000w 200000400000同理，对于3号管序号123456Kxa165780179867245634278659346543386754L5075100125200250Kxa与L关系线L思考：1,分析影响传质系数的因素？ 答：吸收剂用量，吸收剂的平均浓度差，操作压力及温度。2,填料吸