clc; clear; //Example 6.10 Ts=381.3 //[K] dT=56.6; //[K] U1=2800; //Overall heat transfer coeff in first effect U2=2200; //Overall heat transfer coeff in first effect U3=1100; //Overall heat transfer coeff in first effect dT1=dT/(1+(U1/U2)+(U1/U3)) ///[K] dT2=dT/(1+(U2/U1)+(U2/U3)) ///[K] dT3=dT-(dT1+dT2) //[K] //dT1=Ts-T1_dash //[K] T1dash=Ts-dT1 //dT2=T1_dash-T2_dash //[K] T2_dash=T1dash-dT2 //[K] printf("\n\nBoiling point of solution in first effect =%f K\n\n",T1dash); printf("\n\nBoiling point of solution in second effect =%f K\n\n",T2_dash);