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diff --git a/Electrical_and_Electronic_Systems_by_Neil_Storey/Chapter14.ipynb b/Electrical_and_Electronic_Systems_by_Neil_Storey/Chapter14.ipynb new file mode 100644 index 00000000..e0d13aee --- /dev/null +++ b/Electrical_and_Electronic_Systems_by_Neil_Storey/Chapter14.ipynb @@ -0,0 +1,268 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 14: Inductance and Magnetic Fields" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 14.1, Page 280" + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Magnetic Field Strength, H = 7.96 A/m\n" + ] + } + ], + "source": [ + "#Initialization\n", + "i=5 #current in ampere\n", + "l=0.628 #circumference\n", + "\n", + "\n", + "#Calculation\n", + "h=i/l #magnetic field strength\n", + "\n", + "#Results\n", + "print'Magnetic Field Strength, H = %.2f A/m'%h" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 14.2, Page 283" + ] + }, + { + "cell_type": "code", + "execution_count": 8, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "(a) Magnetomotive Force, H = 3000.00 ampere-turns\n", + "(b) Magnetic Field Strength, H = 7500.00 A/m\n", + "(c) B = 9.42 mT\n", + "(d) Toal Flux, phi = 2.83 uWb\n" + ] + } + ], + "source": [ + "import math\n", + "#Initialization\n", + "i=6 #current in ampere\n", + "n=500 #turns\n", + "l=0.4 #circumference\n", + "uo=4*math.pi*10**-7 #epsilon zero constant\n", + "a=300*10**-6 #area\n", + "\n", + "#Calculation\n", + "f=n*i #Magnetomotive Force\n", + "h=f/l #magnetic field strength\n", + "b=uo*h #magnetic induction\n", + "phi=b*a #flux\n", + "\n", + "#Results\n", + "print'(a) Magnetomotive Force, H = %.2f ampere-turns'%f\n", + "print'(b) Magnetic Field Strength, H = %.2f A/m'%h\n", + "print'(c) B = %.2f mT'%(b*10**3)\n", + "print'(d) Toal Flux, phi = %.2f uWb'%(phi*10**6)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 14.3, Page 285" + ] + }, + { + "cell_type": "code", + "execution_count": 11, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Voltage, V = 30 mV\n" + ] + } + ], + "source": [ + "#Initialization\n", + "l=10*10**-3 #inductance in henry\n", + "di=3\n", + "\n", + "\n", + "#Calculation\n", + "v=l*di #voltage \n", + "\n", + "#Results\n", + "print'Voltage, V = %d mV'%(v*10**3)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 14.4, Page 287" + ] + }, + { + "cell_type": "code", + "execution_count": 15, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Inductance,L = 30 uH\n" + ] + } + ], + "source": [ + "import math\n", + "#Initialization\n", + "n=400 #turns\n", + "l=200*10**-3 #circumference\n", + "uo=4*math.pi*10**-7 #epsilon zero constant\n", + "a=30*10**-6 #area\n", + "\n", + "#Calculation\n", + "L=(uo*a*n**2)/l #Inductance in henry \n", + "\n", + "#Results\n", + "print'Inductance,L = %d uH'%(L*10**6)" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 14.5, Page 289" + ] + }, + { + "cell_type": "code", + "execution_count": 21, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "(a) Inductance in series,L = 30 uH\n", + "(b) Inductance in parallel,L = 6.67 uH\n" + ] + } + ], + "source": [ + "import math\n", + "#Initialization\n", + "l1=10 #Inductance in henry \n", + "l2=20 #Inductance in henry \n", + "\n", + "#Calculation\n", + "ls=l1+l2 #Inductance in henry \n", + "lp=((l1*l2)*(l1+l2)**-1) #Inductance in henry \n", + "#Results\n", + "print'(a) Inductance in series,L = %d uH'%ls\n", + "print'(b) Inductance in parallel,L = %.2f uH'%lp" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 14.6, Page 293" + ] + }, + { + "cell_type": "code", + "execution_count": 26, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Stored Energy = 125 mJ\n" + ] + } + ], + "source": [ + "import math\n", + "#Initialization\n", + "l=10**-2 #Inductance in henry \n", + "i=5 #current in ampere \n", + "\n", + "#Calculation\n", + "s=0.5*l*i**2 #stored energy\n", + "\n", + "#Results\n", + "print'Stored Energy = %d mJ'%(s*10**3)\n" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], + "source": [] + } + ], + "metadata": { + "anaconda-cloud": {}, + "kernelspec": { + "display_name": "Python [Root]", + "language": "python", + "name": "Python [Root]" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 2 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython2", + "version": "2.7.12" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} |