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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /479/CH15/EX15.1/Example_15_1.sce | |
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diff --git a/479/CH15/EX15.1/Example_15_1.sce b/479/CH15/EX15.1/Example_15_1.sce new file mode 100755 index 000000000..d0704423f --- /dev/null +++ b/479/CH15/EX15.1/Example_15_1.sce @@ -0,0 +1,24 @@ +//Chemical Engineering Thermodynamics
+//Chapter 15
+//Fuel Cells
+
+//Example 15.1
+clear;
+clc;
+
+//Given
+del_F = -56.29;//Standard free energy change in Kcal/Kgmole
+del_H = -68.317;//Standard heat of reaction in Kcal/kgmole
+F = 23.06;//Electro-chemical equivalent in Kcal/volt
+J = 2;//Valance for H2
+
+//To Calculate the emf of the cell, cell efficiency and heat to be removed to maintain isothermal conditions
+//Basis: 1 Kgmole of H2
+//From equation 15.4 (page no 355)
+E = -del_F/(F*J);
+mprintf('1.The emf of the cell is %f volt.',E);
+n = del_F/del_H*100;
+mprintf('\n 2.The cell efficiency is %f percent.',n);
+Q = del_H-del_F;
+mprintf('\n 3.The heat to be removed is %f Kcal to maintain the temperature at 25 degree celsius.',Q);
+//end
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