From 3be328c82ad3047f09eb47bece68602fb5df3c5e Mon Sep 17 00:00:00 2001 From: Trupti Kini Date: Mon, 7 Nov 2016 23:31:11 +0600 Subject: Added(A)/Deleted(D) following books A sample_notebooks/kartiksankhla/Chapter2_WEIco2c.ipynb --- .../kartiksankhla/Chapter2_WEIco2c.ipynb | 250 +++++++++++++++++++++ 1 file changed, 250 insertions(+) create mode 100644 sample_notebooks/kartiksankhla/Chapter2_WEIco2c.ipynb (limited to 'sample_notebooks/kartiksankhla/Chapter2_WEIco2c.ipynb') diff --git a/sample_notebooks/kartiksankhla/Chapter2_WEIco2c.ipynb b/sample_notebooks/kartiksankhla/Chapter2_WEIco2c.ipynb new file mode 100644 index 00000000..f12ee152 --- /dev/null +++ b/sample_notebooks/kartiksankhla/Chapter2_WEIco2c.ipynb @@ -0,0 +1,250 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:44c6b2962e60454059ed8ab0f850fa5cf7fde8b83f0146551b8d869bf0ff197f" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter2-Basic Thermodynamics, Fluid\n", + "Mechanics: Definitions\n", + "of Efficiency" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex1-pg39" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate the polyefficency and overall total to total efficiency\n", + "\n", + "##given data\n", + "gamma = 1.4;\n", + "pi = 8.;##pressure ratio\n", + "T01 = 300.;##inlet temperature in K\n", + "T02 = 586.4;##outlet temperature in K\n", + "\n", + "##Calculations\n", + "##Calculation of Overall Total to Total efficiency\n", + "Tot_eff = ((pi**((gamma-1.)/gamma))-1.)/((T02/T01)-1.);\n", + "\n", + "##Calculation of polytropic efficiency\n", + "Poly_eff = ((gamma-1.)/gamma)*((math.log(pi))/math.log(T02/T01));\n", + "\n", + "##Results\n", + "print'%s %.2f %s'%('The Overall total-to-total efficiency is ',Tot_eff,'');\n", + "print'%s %.2f %s'%('The polytropic efficiency is ',Poly_eff,'');\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The Overall total-to-total efficiency is 0.85 \n", + "The polytropic efficiency is 0.89 \n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex2-pg44" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate the\n", + "\n", + "##given data\n", + "T01 = 1200.;##Stagnation temperature at which gas enters in K\n", + "p01 = 4.;##Stagnation pressure at which gas enters in bar\n", + "c2 = 572.;##exit velocity in m/s\n", + "p2 = 2.36;##exit pressure in bar\n", + "Cp = 1.160*1000.;##in J/kgK\n", + "gamma = 1.33\n", + "\n", + "##calculations\n", + "T2 = T01 - 0.5*(c2**2)/Cp;##Calculation of exit temperature in K\n", + "Noz_eff = ((1.-(T2/T01))/(1.-(p2/p01)**((gamma-1.)/gamma)));##Nozzle efficiency\n", + "\n", + "##Results\n", + "print'%s %.2f %s'%('Nozzle efficiency is ',Noz_eff,'');\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Nozzle efficiency is 0.96 \n" + ] + } + ], + "prompt_number": 2 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex3-pg51" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate the\n", + "\n", + "##given data\n", + "cp = 0.6;##coefficient of pressure\n", + "AR = 2.13;##Area ratio\n", + "N_R1 = 4.66;\n", + "\n", + "##calculations\n", + "cpi = 1. - (1./(AR**2));\n", + "Diff_eff = cp/cpi;##diffuser efficiency\n", + "theta = 2.*(180./math.pi)*math.atan((AR**0.5 - 1.)/(N_R1));##included cone angle\n", + "\n", + "##Results\n", + "print'%s %.2f %s'%('cpi = \\n',cpi,'');\n", + "print'%s %.2f %s'%('The included cone angle can be found = ',theta,' deg.');\n", + "\n", + "\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "cpi = \n", + " 0.78 \n", + "The included cone angle can be found = 11.26 deg.\n" + ] + } + ], + "prompt_number": 3 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex4-pg52" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate the\n", + "\n", + "##given data\n", + "AR = 1.8;##Area ratio\n", + "cp = 0.6;##coefficient of pressure\n", + "N_R1 = 7.85;\n", + "\n", + "##calculations\n", + "Theta = 2.*(180./math.pi)*math.atan((AR**0.5 - 1.)/(N_R1));##included cone angle\n", + "cpi = 1.-(1./(AR**2));\n", + "Diff_eff = cp/cpi;##diffuser efficeincy\n", + "\n", + "##Results\n", + "print'%s %.2f %s'%('The included cone angle can be found = ',Theta,' deg.\\n');\n", + "print'%s %.2f %s'%('cpi = \\n',cpi,'');\n", + "print'%s %.2f %s'%('Diffuser efficiency = ',Diff_eff,'');\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The included cone angle can be found = 4.98 deg.\n", + "\n", + "cpi = \n", + " 0.69 \n", + "Diffuser efficiency = 0.87 \n" + ] + } + ], + "prompt_number": 4 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex5-pg53" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate the\n", + "\n", + "##given data\n", + "AR = 2.0;##Area ratio\n", + "alpha1 = 1.059;\n", + "B1 = 0.109;\n", + "alpha2 = 1.543;\n", + "B2 = 0.364;\n", + "cp = 0.577;##coefficient of pressure\n", + "\n", + "##calculations\n", + "cp = (alpha1 - (alpha2/(AR**2))) - 0.09;\n", + "Diff_eff = cp/(1.-(1./(AR**2)));##Diffuser efficiency\n", + "\n", + "##Results\n", + "print'%s %.2f %s'%('The diffuser efficiency = ',Diff_eff,'');\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The diffuser efficiency = 0.78 \n" + ] + } + ], + "prompt_number": 5 + } + ], + "metadata": {} + } + ] +} \ No newline at end of file -- cgit