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diff --git a/Electrical_Power_Systems_by_C_L_Wadhwa/11-NEUTRAL_GROUNDING.ipynb b/Electrical_Power_Systems_by_C_L_Wadhwa/11-NEUTRAL_GROUNDING.ipynb new file mode 100644 index 0000000..53780ef --- /dev/null +++ b/Electrical_Power_Systems_by_C_L_Wadhwa/11-NEUTRAL_GROUNDING.ipynb @@ -0,0 +1,86 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 11: NEUTRAL GROUNDING" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.1: To_find_the_inductance_and_KVA_rating_of_the_arc_suppressor_coil_in_the_system.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"// To find the inductance and KVA rating of the arc suppressor coil in the system \n", +"clear\n", +"clc;\n", +"C1=2*%pi*(10^-9)/(36*%pi*log((4*4*8)^(1/3)/(10*(10^-3))));\n", +"C=C1*192*(10^9);// capacitance per phase (micro farad)\n", +"L=(10)^6/(3*314*314*C);\n", +"V=132;//voltage (kV)\n", +"MVA=V*V/(3*314*L);\n", +"mprintf('inductance ,L=%.2f H\n',L);\n", +"mprintf('MVA rating of suppressor coil =%.3f MVA per coil',MVA);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.2: EX11_2.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"// Determine the reactance to neutralize the capacitance of (i)100% of the length of line (ii)90% of the length of line (iii)80% of the length of line\n", +"clear\n", +"clc;\n", +"wL=1/(3*314*(10)^-6);\n", +"mprintf('(i)inductive reactance for 100 percent of the length of line=%.1f ohms\n',wL);\n", +"wL=10^6/(3*314*.9);\n", +"mprintf('(ii)inductive reactance for 90percent of the length of line=%.1f ohms\n',wL);\n", +"wL=1/(3*314*(10)^-6)/.8;\n", +"mprintf('(iii)inductive reactance for 80 percent of the length of line=%.1f ohms\n',wL);" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} |