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+{
+"cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# Chapter 3: CAPACITANCE OF TRANSMISSION LINES"
+ ]
+ },
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 3.1: To_determine_the_capacitance_and_charging_current.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"//To determine the capacitance and charging current \n",
+"clear\n",
+"clc;\n",
+"Dm=2.015;// mutual GMD of conductors(m)\n",
+"r=.4;// radius of conductor(cm)\n",
+"C=10^-9*1000/(18*log(201.5/.4));\n",
+"Ic=132*1000*8.928*314*(10^-9)/sqrt(3);\n",
+"mprintf('capacitance =%.13f F/km\n',C);//Answers don't match due to different reprentation\n",
+"mprintf('charging current=%.4f amp/km',Ic);"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 3.2: To_determine_the_capacitance_and_charging_current.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"//To determine the capacitance and charging current \n",
+"clear\n",
+"clc;\n",
+"GMDm=6.61;//mutual GMD(m)\n",
+"Ds1=sqrt(1.25*(10^-2)*10.965);\n",
+"Ds3=Ds1;\n",
+"Ds2=sqrt(1.25*(10^-2)*9);\n",
+"Ds=((Ds1*Ds2*Ds3)^.333333);\n",
+"C=1/(18*log(GMDm/Ds));\n",
+"Ic=220*1000*314*.01905*(10^-6)/sqrt(3);\n",
+"mprintf('capacitance =%.6f micro-Farad/km\n',C);\n",
+"mprintf('charging current =%.2f amp/km',Ic);"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 3.3: To_determine_the_capacitance_and_charging_current.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"//To determine the capacitance and charging current \n",
+"clear\n",
+"clc;\n",
+"GMD=8.19;\n",
+"Ds=sqrt(2.25*(10^-2)*.4);\n",
+"C=1/(18*log(GMD/Ds));\n",
+"Ic=220*1000*314*C*(10^-6)/sqrt(3);\n",
+"mprintf('capacitance per km =%.5f micro-Farad\n',C);\n",
+"mprintf('charging current =%.3f amp',Ic);"
+ ]
+ }
+],
+"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
+}