Sheet1Experimental data are provided for an absorption system to be used for scrubing ammonia (NH3) from air with waterThe water rate is 300 lb/min and the gas rate is 250 lb/min at 72 F.The applicable equilibrium data from the ammonia-air system is shown in table 10.2.The air to be scrubbed has 1,5 % (mass basis) NH3 at 72 F and 1 atm pressure and is to vnted with 95 %of the ammonia recovered.The inlet scrubber water is ammonia-free

Lo16.6666666667lb mol/hairV18.6207341176lb mol NH3 +air/hHCl+udaraL'16.6666666667lb mol/hairY10.0013653913NH3/NH3+udara0.0012972102Xo0tdk ada NH3V'8.62069lb mol air/hudaraNH3=0.0000441176lb mol NH3/hsisa NH3 yg diserap udara0.0111973723udara=0.0322672414V'8.6206896552lbmol /minudaraLN16.6666666667lb mol NH3 + water/hHCl+airy2 (yN+1)0.015fraksi massa NH3XN0.0001HCl/HCl+air0.01260411290.0253201397fraksi mol NH3L'16.6666666667lb mol water/hNH30.0008823529lbmol NH3/minNH3=0.0008382353lb mol NH3/minHCl yg diserap air0.21275007460.0339655172lb mol udaraV'=V (1-y)8.6206896552=V0.9746798603V udara + NH3=8.8446371022V NH30.223947447lb mol NH3Garis kesetimbanganGaris operasixo,y00.0013653913xyxn,yn+10.01260411290.0253201397000.00530.004470.01060.009730.01270.0120.01690.01580.02120.02010.02650.02550.03180.0309

Sheet2Sebuah industri asam klorida bentuk gas mengandung 25 % vol HCl dan 75 % vol udara dengan kecepatan 100 lb mol/jamGas ini dilewatkan sistem absorbsi yang maa 98 % HCl terserap. Gas masuk sistem absorbsi pada suhu 120 F dan tekanan 748 mmHg dan keluar pada shu 80 F dan tekanan 738 mmHg. Sebagai penyerap air murni dengan kecepatan 150 lbmolDiketahui y= 2,1 xPada Kondisi 120 F dan 748 mmHgLo150lb mol/hairV175.5lb mol HCl +air/hHCl+udaraL'150lb mol/hairY10.0066225166HCl/HCl+udaraXo0tdk ada HClV'75lb mol air/hudaraHCl=0.5lb mol HCl/hsisa yg diserap HCl udaraVN+1100lb mol/hudara + HClLN174.5lb mol HCl + water/hHCl+airyN+10.25kadar HClXN0.1404HCl/HCl+airV'75lb mol air/hudaraL'150lb mol water/hHCl=25lb mol HCl/hHCl=24.5lb mol HCl/hHCl yg diserap airGaris kesetimbanganGaris operasiy=2.1x (xo,y)(0;0,006)xy(XN,yN+1)(0,1404;0,25)00x-x1/x2-x1=y-y1/y2-y10.110.231x-0/(0,1404-0)=y-0,006/(0,25-0,006)0.220.462x=y-0,0060.330.6930.14040.2440.440.9240,244x=0,1404y-0.00084240.551.1550.1404y=0.244x+0.0008424y=1.7378917379x+0.006xy00.0060.110.19716809120.120.21454700850.130.23192592590.140.2493048433

Sheet3Lo108airV129.73aseton+udaraL'108airY10.0010090817aseton/aseton+udaraXo0tdk ada asetonV'29.7aseton=0.03VN+130udara + aseton (kmol//h)LN108.27aseton+airyN+10.01kadar asetonXN0.0025aseton/aseton+airV'29.7udaraL'90Loaseton=0.3aseton=0.27

garis operasi : (xo,y)00.0010090817y-0,001009/(0,01-0,001009)=x/0,002494(XN,yN+1)0.00249376560.01y-0,001009=x0.00899091830.0024940,002494y-0.0000025166=0.0089909183xy=0.0010091766+3.605358224xy=2,53xy=3x+10^(-3)garis kesetimbangangaris operasiycx (rangenya 0 smpek XN)xy02.53000.00100917660.002532.530.0010.0010.00461453480.005062.530.0020.00150.00641721390.007592.530.0030.0020.0082198930.010122.530.0040.00250.01002257210.012652.530.005x-x1/x2-x1=y-y1/y2-y1

Sheet4Y1=0.0010204082kg mol benzene/kgmol gas Lo = L' = Xo =V1 xo =0.005Y1 Xo=xo(1-xo)V' Xo=0.0050251256kg mol benzena/kgmol gas

0.0241616244 L' min =Gs(Yn+1-Y1)/(Xn-Xo) VN+1 = 0.25m3/detik299K T= 26C= PT =107000N/m2 yN+1 =0.02 V' = 0.0105451554kgmol

mol gas masuk (Gs)= 0.0107603626kgmolLNYN+1=0.0204081633kgmol benzena/kgmol gasXNDari pers. Slope garis keetimbangan y=yN+1 nanti ketemu xL'benzena =0Garis operasixyGaris operasixyL' min=Gs(Yn+1-Y1)/(Xn-Xo)xo,y10.00502512560.0010204082L' (1,5 waktu min)=1.5Lsxo,y10.00502512560.00102040820.0013129308kgmol minyak/sxN (1,5 waktu min),YN+10.11095570190.02040816330.0019693962kgmol minyak/sxN,YN+10.16392099010.0204081633

Garis kesetimbangany= P/Pt Xy= 0.1245330012xxy000.0020.0002490660.0040.0004981320.0060.0007471980.0080.0009962640.010.001245330.0120.0014943960.0140.0017434620.0160.0019925280.0180.0022415940.020.002490660.0220.0027397260.0240.0029887920.0260.0032378580.0280.0034869240.030.003735990.0320.0039850560.0340.0042341220.0360.0044831880.0380.0047322540.040.004981320.0420.00523038610.0440.00547945210.0460.00572851810.0480.00597758410.050.00622665010.0520.00647571610.0540.00672478210.0560.00697384810.0580.00722291410.060.00747198010.0620.00772104610.0640.00797011210.0660.00821917810.0680.00846824410.070.00871731010.0720.00896637610.0740.00921544210.0760.00946450810.0780.00971357410.080.00996264010.0820.01021170610.0840.01046077210.0860.01070983810.0880.01095890410.090.01120797010.0920.01145703610.0940.01170610210.0960.01195516810.0980.01220423410.10.01245330010.1020.01270236610.1040.01295143210.1060.01320049810.1080.01344956410.110.01369863010.1120.01394769610.1140.01419676210.1160.01444582810.1180.01469489410.120.01494396010.1220.01519302620.1240.01544209220.1260.01569115820.1280.01594022420.130.01618929020.1320.01643835620.1340.01668742220.1360.01693648820.1380.01718555420.140.01743462020.1420.01768368620.1440.01793275220.1460.01818181820.1480.01843088420.150.01867995020.1520.01892901620.1540.01917808220.1560.01942714820.1580.01967621420.160.01992528020.1620.02017434620.1640.02042341220.1660.02067247820.1680.02092154420.170.02117061020.1720.02141967620.1740.02166874220.1760.02191780820.1780.02216687420.180.02241594020.1820.02266500620.1840.02291407220.1860.02316313820.1880.02341220420.190.02366127020.1920.02391033620.1940.02415940220.1960.02440846820.1980.02465753420.20.02490660020.2020.02515566630.2040.02540473230.2060.02565379830.2080.02590286430.210.02615193030.2120.02640099630.2140.02665006230.2160.02689912830.2180.02714819430.220.02739726030.2220.02764632630.2240.0278953923