From f270f72badd9c61d48f290c3396004802841b9df Mon Sep 17 00:00:00 2001 From: kinitrupti Date: Fri, 12 May 2017 18:53:46 +0530 Subject: Removed duplicates --- .../Chapter_10.ipynb | 457 +++++++++++++++++++++ 1 file changed, 457 insertions(+) create mode 100755 Mechanical_Engineering_Thermodynamics_by_Mooney_D_A/Chapter_10.ipynb (limited to 'Mechanical_Engineering_Thermodynamics_by_Mooney_D_A/Chapter_10.ipynb') diff --git a/Mechanical_Engineering_Thermodynamics_by_Mooney_D_A/Chapter_10.ipynb b/Mechanical_Engineering_Thermodynamics_by_Mooney_D_A/Chapter_10.ipynb new file mode 100755 index 00000000..aa1e31ac --- /dev/null +++ b/Mechanical_Engineering_Thermodynamics_by_Mooney_D_A/Chapter_10.ipynb @@ -0,0 +1,457 @@ +{ + "metadata": { + "name": "" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 10 - Tabulated Properties : Steam Tables" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 1 - Pg 155" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Calculate the work and heat of vaporization of water\n", + "#initialization of varaibles\n", + "P=100. #psia\n", + "hfg=888.8 #B/lb\n", + "#calculations\n", + "print '%s' %(\"From steam tables,\")\n", + "vg=4.432 #cu ft/lb\n", + "vf=0.001774 #cu ft/lb\n", + "W=P*(vg-vf)*144\n", + "ufg=807.1 #B/lb\n", + "W=hfg-ufg\n", + "sfg=1.1286\n", + "Q=788*sfg #Heat\n", + "#results\n", + "print '%s %.1f %s' %(\"Work done = \",W,\"B/lb\")\n", + "print '%s %d %s' %(\"\\n Heat of vaporization of water =\",Q,\"B/lb\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From steam tables,\n", + "Work done = 81.7 B/lb\n", + "\n", + " Heat of vaporization of water = 889 B/lb\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 2 - Pg 156" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#caclulate the pressure, temperature and enthalpy\n", + "#initialization of varaibles\n", + "s=1.6315 #B/lb R\n", + "#calculations\n", + "print '%s' %(\"From table 1 \")\n", + "h=1180.6 #B/lb\n", + "t=302.92 #F\n", + "p=70 #psia\n", + "#results\n", + "print '%s %d %s' %(\"Pressure = \",p,\"psia\")\n", + "print '%s %.2f %s' %(\"\\n Temperature =\",t,\"F\")\n", + "print '%s %.1f %s' %(\"\\n Enthalpy =\",h,\"B/lb\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 1 \n", + "Pressure = 70 psia\n", + "\n", + " Temperature = 302.92 F\n", + "\n", + " Enthalpy = 1180.6 B/lb\n" + ] + } + ], + "prompt_number": 2 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 3 - Pg 156" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#calculate the Internal energy of the gas\n", + "#initialization of varaibles\n", + "T=250. #F\n", + "print '%s' %(\"From table 1,\")\n", + "p=29.825 #psia\n", + "hg=1164 #B/lb\n", + "vg=13.821 #cu ft/lb\n", + "#calculations\n", + "ug=hg-(p)*144*vg/778.\n", + "#results\n", + "print '%s %.1f %s' %(\"Internal energy of the gas = \",ug,\"B/lb\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 1,\n", + "Internal energy of the gas = 1087.7 B/lb\n" + ] + } + ], + "prompt_number": 3 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 4 - Pg 158" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Calculate the specific volume, Enthalpy and Entropy of the gas\n", + "#initialization of varaibles\n", + "x=0.4\n", + "P=100. #psia\n", + "#calculations\n", + "y=1-x\n", + "print '%s' %(\"From table 2,\")\n", + "vf=0.01774\n", + "vg=4.432\n", + "vx=x*vf+y*vg\n", + "hf=298.4\n", + "hfg=888.8\n", + "hx=hf+y*hfg\n", + "sg=1.6026\n", + "sfg=1.1286\n", + "sx=sg-x*sfg\n", + "#results\n", + "print '%s %.3f %s' %(\"Specific volume = \",vx,\"cu ft/lb\")\n", + "print '%s %.1f %s' %(\"\\n Enthalpy =\",hx,\"B/lb\")\n", + "print '%s %.4f %s' %(\"\\n Entropy = \",sx,\"B/lb R\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 2,\n", + "Specific volume = 2.666 cu ft/lb\n", + "\n", + " Enthalpy = 831.7 B/lb\n", + "\n", + " Entropy = 1.1512 B/lb R\n" + ] + } + ], + "prompt_number": 4 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 5 - Pg 158" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Calculate the enthalpy of the gas\n", + "#initialization of varaibles\n", + "x=0.97\n", + "P=100. #psia\n", + "#calculations\n", + "print '%s' %(\"From table 2,\")\n", + "hf=298.4\n", + "hfg=888.8\n", + "hx=hf+x*hfg\n", + "hg=1187.2\n", + "hx2=hg-(1-x)*hfg\n", + "#results\n", + "print '%s %d %s' %(\"\\n Enthalpy =\",hx,\"B/lb\")\n", + "print '%s %.1f %s' %(\"\\n Accurate Enthalpy =\",hx2,\"B/lb\")" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 2,\n", + "\n", + " Enthalpy = 1160 B/lb\n", + "\n", + " Accurate Enthalpy = 1160.5 B/lb\n" + ] + } + ], + "prompt_number": 5 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 6 - Pg 159" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Calculate the specific volume and enthalpy of the process\n", + "#initialization of varaibles\n", + "s=1.7050 #B/lb R\n", + "#calculations\n", + "print '%s' %(\"From table 2,\")\n", + "sx=1.7050\n", + "sg=1.7549\n", + "sfg=1.4415\n", + "dx=(sg-sx)/sfg\n", + "hg=1150.8\n", + "hfg=969.7\n", + "hx=hg-dx*hfg\n", + "vg=26.29\n", + "vfg=26.27\n", + "vx=vg-dx*vfg\n", + "#results\n", + "print '%s %.2f %s' %(\"Specific volume = \",vx,\"cu ft/lb\")\n", + "print '%s %.1f %s' %(\"\\n Enthalpy =\",hx,\"B/lb\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 2,\n", + "Specific volume = 25.38 cu ft/lb\n", + "\n", + " Enthalpy = 1117.2 B/lb\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 7 - Pg 159" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#calculate the enthalpy required\n", + "#initialization of varaibles\n", + "P=150 #psia\n", + "T=400 #F\n", + "#calculations\n", + "print '%s' %(\"From table 3,\")\n", + "h=1219.4 #B/lb\n", + "#results\n", + "print '%s %.1f %s' %(\"Enthalpy =\",h,\"B/lb\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 3,\n", + "Enthalpy = 1219.4 B/lb\n" + ] + } + ], + "prompt_number": 7 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 8 - Pg 159" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Calculate the temperature of steam\n", + "#initialization of varaibles\n", + "en=1303.7 #B/lb\n", + "P=300 #psia\n", + "#calculations\n", + "print '%s' %(\"Given hg is less than h, steam is superheated. T=580 F\")\n", + "T=580 #F\n", + "#results\n", + "print '%s %d %s' %(\"Temperature =\",T,\"F\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Given hg is less than h, steam is superheated. T=580 F\n", + "Temperature = 580 F\n" + ] + } + ], + "prompt_number": 8 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 9 - Pg 160" + ] + }, + { + "cell_type": "raw", + "metadata": {}, + "source": [ + "This is a theoretical example." + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 10 - Pg 161" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Calculate the Enthalpy and Volume of the gas\n", + "#initialization of varaibles\n", + "import math\n", + "T=100. #F\n", + "P=1000. #psia\n", + "#calculations\n", + "print '%s' %(\"From table 4\")\n", + "dvf=-5.1*math.pow(10,-5)\n", + "dhf=2.7\n", + "vf=0.01613\n", + "hf=67.97\n", + "v=vf+dvf\n", + "h=hf+dhf\n", + "#results\n", + "print '%s %.2f %s' %(\"Enthalpy =\",h,\"B/lb\")\n", + "print '%s %.5f %s' %(\"\\n Volume = \",v,\"cu ft/lb\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "From table 4\n", + "Enthalpy = 70.67 B/lb\n", + "\n", + " Volume = 0.01608 cu ft/lb\n" + ] + } + ], + "prompt_number": 10 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 11 - Pg 164" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#calculate the Quality of steam\n", + "#initialization of varaibles\n", + "h1=1183.2 #B/lb\n", + "hg=1198.4 #B/lb\n", + "hfg=843.\n", + "#calculations\n", + "x=1- (hg-h1)/hfg\n", + "#results\n", + "print '%s %.3f' %(\"Quality =\",x)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Quality = 0.982\n" + ] + } + ], + "prompt_number": 11 + } + ], + "metadata": {} + } + ] +} \ No newline at end of file -- cgit