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Diffstat (limited to 'Electrical_Machines_II/chapter_3_1.ipynb')
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diff --git a/Electrical_Machines_II/chapter_3_1.ipynb b/Electrical_Machines_II/chapter_3_1.ipynb new file mode 100755 index 00000000..2c125106 --- /dev/null +++ b/Electrical_Machines_II/chapter_3_1.ipynb @@ -0,0 +1,68 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:d44762913f69b2b88f8f79d544b4c89ac298c3f68155a24b93b531ef54634cd3" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 3: Fractional K.W. \n", + "(FKW) Motors" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 3.1, Page 242" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "from math import *\n", + "from cmath import *\n", + "\n", + "#Given data :\n", + "Za=complex(3,3);#in ohm\n", + "Zm=complex(6,3);#in ohm\n", + "\n", + "#Calculations\n", + "#Phase difference 90 degree : so angle between Im and V is 90-45 degree\n", + "theta=90-45;#in degree\n", + "f=50;#in Hz\n", + "#Formula : tand(theta)=(Xc-Xl)/R\n", + "Xl=3;#in ohm and Xc=1/(2*%pi*C)\n", + "R=6;#in ohm\n", + "C=1./(2*pi*f*(tan(theta*pi/180)*R+Xl));\n", + "\n", + "#Result\n", + "print \"Capacitance(in micro Farad) :\",(C*10**6);" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Capacitance(in micro Farad) : (353.677651315+0j)\n" + ] + } + ], + "prompt_number": 7 + } + ], + "metadata": {} + } + ] +}
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