Upload
sephieroth-herrera
View
213
Download
0
Embed Size (px)
DESCRIPTION
Cambio de Variables
Citation preview
# CAMBIO DE VARIABLES PARA LAS CONCENTRACIONES: C1=C2H6 ; C2=CH3 ; C3=CH4 ; C4=C2H5 ; C5=C2H4 ; C6=H ; C7=H2 ; C8=C4H10
d(C1)/d(t) = -K1 * C1 - K2 * C1 * C2 - K4 * C1 * C6C1(0) = 0.1d(C2)/d(t) = 2 * K1 * C1 - K2 * C1 * C2C2(0) = 0.1d(C3)/d(t) = K2 * C1 * C2C3(0) = 0.1d(C4)/d(t) = K2 * C1 * C2 - K3 * C4 + K4 * C6 * C1 - K5 * C4 ^ 2C4(0) = 0.1d(C5)/d(t) = K3 * C4C5(0) = 0.1d(C6)/d(t) = K3 * C4 - K4 * C6 * C1C6(0) = 0.1d(C7)/d(t) = K4 * C1 * C6C7(0) = 0.1d(C8)/d(t) = 0.5 * K5 * (C4 ^ 2)C8(0) = 0.1d(CP1)/d(t) = -K1 * CP1 - 2 * K1 * CP1 - (K3 * (2 * K1 / K5) ^ 0.5) * (CP1 ^ 0.5)CP1(0) = 0.1d(CP5)/d(t) = K3 * (2 * K1 / K5) ^ 0.5 * (CP1 ^ 0.5)CP5(0) = 0.1
K1 = 10 * (exp((87000 / R) * (1 / 1250 - 1 / T)))K2 = 8.45 * 10 ^ 6 * (exp((13000 / R) * (1 / 1250 - 1 / T)))K3 = 3.2 * 10 ^ 6 * (exp((40000 / R) * (1 / 1250 - 1 / T)))K4 = 2.53 * 10 ^ 9 * (exp((9700 / R) * (1 / 1250 - 1 / T)))K5 = 3.98 * 10 ^ 9
T = 1000R = 1.987t(0) = 0t(f) = 10