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clear;
clc;
// Illustration 9.8
// Page: 535
printf('Illustration 9.8 - Page: 535\n\n');
// solution
// From example 9.7
alpha = 0.891;
// For bed length Z = 1.829
Z1 = 1.829; // [m]
LUB = (1-alpha)*Z1; // [length of unused bed, m]
// For this bed length
tb1 = 139.7; // [min]
// If the bed length is increased to Z2 = 3 m
Z2 = 3; // [m]
// New break through time will be given by equation 9.64
tb2 = tb1*(Z2/Z1)*(1-LUB/Z2)/(1-LUB/Z1); // [min]
printf("The new time of breakthrough assuming constant LUB is %f minute.\n\n",tb2);
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