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diff --git a/Chemical_Engineering_Thermodynamics_by_S._Sundaram/ch5_1.ipynb b/Chemical_Engineering_Thermodynamics_by_S._Sundaram/ch5_1.ipynb new file mode 100755 index 00000000..d3517ed7 --- /dev/null +++ b/Chemical_Engineering_Thermodynamics_by_S._Sundaram/ch5_1.ipynb @@ -0,0 +1,82 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:3e5d8c28d726b79a2c86b3cf54d87d3c39d0c9ab36d48d833fe93313ec8fd001" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 5 : Thermodynamic Potentials and Maxwell Relation" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 5.1 Page No : 119" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math \n", + "\n", + "#Given\n", + "T = 293.0;#Consmath.tant temperature in K\n", + "w_NH3 = 20/100.0;#weight of NH3 in an aqueous solution in Kg\n", + "w_H2O = 80/100.0;#weight of H2O in an aqueous solution in Kg\n", + "V = 40.0;#feed rate in Kg/min\n", + "M_NH3 = 17.0;#Molecular weight of NH3\n", + "M_H2O = 18.0;#Molecular weight of H20\n", + "R = 1.98;#gas consmath.tant in Kcl/Kg mole K\n", + "V_s = 62.0;#Rate of heating steam in Kg/min\n", + "P1_H2O = 11.6;#Vapour pressure of water in feed in mm Hg\n", + "P2_H2O = 17.5;#Vapour pressure of pure water in mm Hg\n", + "P1_NH3 = 227.0;#Vapour pressure of NH3 in feed in mm Hg\n", + "P2_NH3 = 6350.0;#Vapor pressure of pure NH3 in mm Hg\n", + "#From steam tables:\n", + "Hs = 666.4;#Enthalpy of steam at 160 deg celsius & 2Kgf/cm**2 in Kcal /Kg \n", + "Ss = 1.75;#Entropy of steam at 160 deg celsius & 2Kgf/cm**2V in Kcal/Kg K\n", + "Hl = 20.03;#Enthalpy of liquid water at 20 deg celsius in Kcal/Kg\n", + "Sl = 0.0612;#Entropy of liquid water at 20 deg celsius in Kcal/Kg K\n", + "\n", + "#To Calculate the efficiency of the separation process \n", + "#Material Balance:\n", + "n_NH3 = (V*w_NH3)/M_NH3;#Kg moles of NH3 in feed(tops)\n", + "n_H2O = (V*w_H2O)/M_H2O;#Kg moles of H20 in feed(bottoms)\n", + "#del_F = del_F_NH3 +del_F_H2O;\n", + "del_F = (R*T*n_NH3*math.log(P2_NH3/P1_NH3))+(R*T*n_H2O*math.log(P2_H2O/P1_H2O));#Theoretical minimum work done in Kcal\n", + "#The available energy of the steam can be calculated from equation 4.14(page no 110)\n", + "del_B = -V_s*((Hl-Hs)-T*(Sl-Ss));#Available energy of the steam in Kcal\n", + "E = (del_F/del_B)*100;\n", + "print \"The efficiency of the separation process is %f percent\"%(E);\n", + "#end\n", + "\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The efficiency of the separation process is 14.192424 percent\n" + ] + } + ], + "prompt_number": 2 + } + ], + "metadata": {} + } + ] +}
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