From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

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 479/CH13/EX13.8/Example_13_8.sce | 26 ++++++++++++++++++++++++++
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+//Chemical Engineering Thermodynamics
+//Chapter 13
+//Thermodynamics in Phase Equilibria
+
+//Example 13.8
+clear;
+clc;
+
+//Given
+//Consider the diagram shown in page no 263
+w1 = 100;//weight of LiBr entered as feed in the evaporator per hour in Kg
+x1 = 0.45;//weight  fraction of LiBr entered as feed
+x2 = 0;//weight fraction of steam in the LiBr soln
+x3 = 0.65;//weight fraction of LiBr formed as product
+H1 = -39;//Enthalpy of 45% solution at 25 deg cel in Kcal/Kg
+H3 = -4.15;//Enthalpy of 65% solution at 114.4 deg cel in Kcal/Kg
+H2 = 649;//Enthalpy of superheated steam at 100 mmHg and 114.4 deg cel in Kcal/Kg
+
+//To Calculate the heating load required for the process
+//According to material balance
+w3 = (w1*x1)/x3;//weight of LiBr solution formed after evaporation per hour in Kg
+w2 = w1-w3;// weight of steam formed in Kg/hr
+//According to energy balance
+Q = (w2*H2)+(w3*H3)-(w1*H1);
+mprintf('The heat that has to be supplied for this concentration process is %f Kcal/hr',Q);
+//end
\ No newline at end of file
-- 
cgit