1、氣體吸收實驗數據處理表測得塔內徑：0.1 m，填料層高度：1 m，水溫：20 C ,大氣壓：87.5Kpa對于2塔：風量與壓力降的關系線的測定以第一組數據為例：干空氣流量V=0.4 m3/ h，壓差.：p=11pa.那么空氣流速u二上二tC兀 2t D240.43.14236000.14=0.0142m/s空氣m3/h0.40.81.21.622.42.83.23.64流速0.010.020.040.050.070.080.090.110.120.14m /s42832566084991327415壓差1116233240516787103127pa干填料風量與壓力降關系線濕填料時，水流量 5

2、0m3/h流量m3/h0.40.81.21.6流速0.010.020.040.05m /s42832566壓差pa8132131空氣22.42.83.23.640.070.080.090.110.120.14084991327415425572132146180濕填料風量與壓力降關系線水流量100m3/h時空氣m3/h0.40.81.21.622.42.83.23.64流速0.010.020.040.050.070.080.090.110.120.14m/s42832566084991327415壓差91522334564129142151199pa濕填料時風量與壓力降關系線同理，對于3塔風量

3、與壓力降的關系線的測定流量m3/h0.40.81.21.6流速0.010.020.040.05m/s42832566壓差pa8142130空氣22.42.83.23.640.070.080.090.110.120.1408499132741540526682100120干填料風量與壓力降關系線濕填料時，水流量 50m3/h空氣m3/h0.40.81.21.622.42.83.23.64流速0.010.020.040.050.070.080.090.110.120.14m/s42832566084991327415壓差10162536486482105128150pa溟填料風量與壓力降關系線水流

4、量100m3/h時流量m3/h0.40.81.21.6流速0.010.020.040.05m/s42832566壓差pa10182841空氣22.42.83.23.640.070.080.090.110.120.140849913274155777101120148182濕填料風量與壓力降關系線Kxa的測定對于2塔，以第二組數據為例，吸收劑水用量L= 75 1000 =4166.67 kmol /h18下3 14填料塔高度H=1m 截面積C = D2= 匯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時 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 -區-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*丿序號123Kxa189700245700289780L5075100456125200250312860357896399767Kxa與L關系線5000003000001000000w 200000400000同理，對于3號管序號123456Kxa165780179867245634278659346543386754L5075100125200250Kxa與L關系線L思考：1,分析影響傳質系數的因素？ 答：吸收劑用量，吸收劑的平均濃度差，操作壓力及溫度。2,填料吸