1 files changed, 111 insertions, 0 deletions
diff --git a/Electrical_Power_Systems_by_C_L_Wadhwa/20-LOAD_FREQUENCY_CONTROL.ipynb b/Electrical_Power_Systems_by_C_L_Wadhwa/20-LOAD_FREQUENCY_CONTROL.ipynb
new file mode 100644
index 0000000..b94c477
--- /dev/null
+++ b/Electrical_Power_Systems_by_C_L_Wadhwa/20-LOAD_FREQUENCY_CONTROL.ipynb
@@ -0,0 +1,111 @@
+{
+"cells": [
+ {
+		   "cell_type": "markdown",
+	   "metadata": {},
+	   "source": [
+       "# Chapter 20: LOAD FREQUENCY CONTROL"
+	   ]
+	},
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 20.1: EX20_1.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Determine the load taken by the set C and indicate the direction in which the energy is flowing\n",
+"clear \n",
+"clc;\n",
+"//let x MW flows from A to B\n",
+"//Load on station A=75+x\n",
+"//%drop in speed =5*(75+x)/200\n",
+"//load on station B =(30-x)\n",
+"//%drp in speed=(30-x)*4/75\n",
+"x=(1.6-1.875)/(.025+.12+.0533);//by manipulating equation : 5*(75+x)/200 + 3*x/25 =(30-x)*4/75 \n",
+"mprintf('x=%.2f MW\n',x);\n",
+"mprintf('which means power of magnitude %.2f MW will be from B to A',abs(x));"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 20.2: Determine_the_load_shared_by_each_machine.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"// Determine the load shared by each machine .\n",
+"clear\n",
+"clc;\n",
+"//Let x be the power supplied by 110 MW unit\n",
+"// the percent drop in speed = 5x/110\n",
+"x=(250*11)/(21+11);// by manipulating equation : 5x/110=5x(250-x)/210\n",
+"P=250-x;//Power shared by 210 MW unit \n",
+"mprintf('Power supplied by 210 MW unit = %.2f MW \n',P);"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 20.3: EX20_3.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"// Determine the frequency to which the generated voltage drops before the steam flow commences to increase to meet the new load\n",
+"clear \n",
+"clc;\n",
+"E=4.5*100;//Energy stored at no load(MJ)\n",
+"E1=25*.6;//Energy lost by rotor(MJ)\n",
+"fnew=sqrt((E-E1)/E)*50;\n",
+"mprintf('new frequency will be %.2f Hz',fnew);"
+   ]
+   }
+],
+"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
+}