No Title |POLVER05_0 |1 #Example 13-5 Multiple Reactions in a Semibatch Reactor |POLVER05_0 |1 d(Ca)/d(t) = ra+(Cao-Ca)*vo/V # d(Cb)/d(t) = rb-Cb*vo/V # d(Cc)/d(t) = rc-Cc*vo/V # d(T)/d(t) = (Qg-Qr)/((Ca*30+Cb*60+Cc*20)*V+100*35) # UA = 35000 # dHrx1 = -6500 # dHrx2 = 8000 # Qg = (dHrx1*(-k1a*Ca)+dHrx2*(-k2b*Cb))*V # Qr = UA*(T-298) + Cao*vo*30*(T-305) # Cao = 4 # vo = 240 # k1a = 1.25*exp((9500/1.987)*(1/320-1/T)) # k2b = 0.08*exp((7000/1.987)*(1/300-1/T)) # ra = -k1a*Ca # V = 100+vo*t # rc = 3*k2b*Cb # rb = k1a*Ca/2-k2b*Cb # t(0)=0 Ca(0)=1 Cb(0)=0 Cc(0)=0 T(0)=290 t(f)=1.5