#Calculating Concentrations as a Function of Position for NH3 Oxidation in a PFR |POLVER05_0 |1 d(FA)/d(V) = rA # d(FB)/d(V) = rB # d(FC)/d(V) = rC # d(FD)/d(V) = rD # d(FE)/d(V) = rE # d(FF)/d(V) = rF # Ft = FA+FB+FC+FD+FE+FF # r1A = -5*8*(FA/Ft)*(FB/Ft)^2 # r2A = -2*4*(FA/Ft)*(FB/Ft) # r4C = -5*3.175*(FC/Ft)*(FA/Ft)^(2/3) # r3B = -10*8*(FC/Ft)^2*(FB/Ft) # CA = 2*FA/Ft # rA = r1A+r2A+2*r4C/3 # rB = 1.25*r1A+.75*r2A+r3B # rC = -r1A+2*r3B+r4C # rD = -1.5*r1A-1.5*r2A-r4C # rE = -.5*r2A-5*r4C/6 # rF = -2*r3B # V(0)=0 FA(0)=10 FB(0)=10 FC(0)=0 FD(0)=0 FE(0)=0 FF(0)=0 V(f)=10