{ "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# Chapter 1: FUNDAMENTALS OF POWER SYSTEMS" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## Example 1.1: To_determine_the_Base_values_and_pu_values.sce" ] }, { "cell_type": "code", "execution_count": null, "metadata": { "collapsed": true }, "outputs": [], "source": [ "// To determine the Base values and p.u values\n", "clear\n", "clc;\n", "Sb=100;// base value of power(MVA)\n", "Vb=33;// base value of voltage (Kv)\n", "Vbl=Vb*110/32;\n", "Vbm=Vbl*32/110;\n", "Zp.ut=0.08*100*32*32/(110*33*33);\n", "Zp.u.l=50*100/(Vbl^2);\n", "Zp.um1=.2*100*30*30/(30*33*33);\n", "Zp.um2=.2*100*30*30/(20*33*33);\n", "Zp.um3=.2*100*30*30/(50*33*33);\n", "mprintf('Base value of voltage in line = %.2f kV\n',Vbl);\n", "mprintf('Base value of voltage in motor circuit=%.0f kV\n',Vbm);\n", "mprintf('p.u value of reactance transformer =%.5f p.u\n',Zp.ut);\n", "mprintf('p.u value of impedence of line=%.4f p.u\n',Zp.u.l);\n", "mprintf('p.u value of reactance of motor 1 =%.4f p.u\n',Zp.um1);\n", "mprintf('p.u value of reactance of motor 2 =%.3f p.u\n',Zp.um2);\n", "mprintf('p.u value of reactance of motor 3 =%.4f p.u\n',Zp.um3);\n", "" ] } ], "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 }