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ii pl!'llT ' C ill MM <br /> t <br /> MASS BALANCS ANALYSIS <br /> operating Parameters: <br /> Liquid loading - 0.8 gpm (continuous) <br /> Vapor loading - 90 scfm <br /> Total Nonmethane Hydro-<0.001 ppm <br /> carbon concentration <br /> Assumptions: 1) 100 percent transfer of contaminants to vapor <br /> phase <br /> Z) Vapor influent is not contaminated <br /> !lass Balance Equation <br /> Y <br /> (Lin x Xin) + (vin x Yin) _ (Lout x Xout) + (vout x out) <br /> Where, <br /> L = Liquid Loading = 0.8 gpm <br /> = Contaminant concentration, liquid phase = <0.001 mg/' <br /> X <br /> V = Vapor Loading = 90 scfm vapor base <br /> y = contaminant Concentration, p P <br /> and, <br /> Vin = Xout = <br /> Simplifying then, <br /> vapor discharge (lbs/day) <br /> Vout x Yout = Lin x Xin = Contaminant <br /> Vout x Yout = <br /> 1 �^ x 3.7 5 x .11bb x 144 0 min <br /> (0.8 gal/min) (<0.001 mg/1) 1004 mg gal 453.6 gm day <br /> Vout x Yout = <0.000001 lbs da <br /> ation and solving for the concentration <br /> Rearranging the mass balance equ "out) . <br /> of nonmethane hydrocarbons in the vapor discharge (- <br /> Y = din x Xin = 0.8 a1 min x <0.001 m l <br /> out o t— go ft /min x 7.48 gal j ft <br /> Yout = <0.000001 mg/1 nonemethane hydrocarbons <br /> GK�u x[�t�vF:k <br /> Tr:c[s�u[.ucti,lac <br />