From 7bc77cb1ed33745c720952c92b3b2747c5cbf2df Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Sat, 3 Feb 2018 11:01:52 +0530
Subject: Added new code

---
 3888/CH3/EX3.4/Ex3_4.sce | 75 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 3888/CH3/EX3.4/Ex3_4.sce

(limited to '3888/CH3/EX3.4/Ex3_4.sce')

diff --git a/3888/CH3/EX3.4/Ex3_4.sce b/3888/CH3/EX3.4/Ex3_4.sce
new file mode 100644
index 000000000..ff2129764
--- /dev/null
+++ b/3888/CH3/EX3.4/Ex3_4.sce
@@ -0,0 +1,75 @@
+//Electric Power Generation, Transmission and Distribution by S.N.Singh
+//Publisher:PHI Learning Private Limited
+//Year: 2012 ; Edition - 2 
+//Example 3.4
+//Scilab Version : 6.0.0    ; OS : Windows
+
+clc;
+clear;
+
+MVAnew=100;                                                 //MVA reference in MVA
+KVnew=11;                                                   //KV reference before Transformer in kV
+KVnew1=132;                                                 //KV reference after Transformer in kV
+MVAg1=100;                                                  //Apparent power in Generator 1 in MVA
+KVg1=11;                                                    //Voltage at Generator bus 1 in kV
+Xg1=0.25;                                                   //Reactance of Generator 1 at individual p.u. Ohm
+MVAg2=150;                                                  //Apparent power in Generator 2 in MVA
+KVg2=16;                                                    //Voltage at Generator bus 2 in kV
+Xg2=0.10;                                                   //Reactance of Generator 2 at individual p.u Ohm
+MVAg3=200;                                                  //Apparent power in Generator 3 in MVA
+KVg3=21;                                                    //Voltage at Generator bus 3 in kV
+Xg3=0.15;                                                   //Reactance of Generator 3 at individual p.u Ohm
+MVAt1=150;                                                  //Apparent power in Transformer 1 in MVA
+t1pry=11;                                                   //Primary voltage in Transformer 1 in kV
+t1sec=132;                                                  //Secondary voltage in Transformer 1 in kV
+Xt1=0.05;                                                   //Reactance of Transformer 1 at individual p.u Ohm
+MVAt2=200;                                                  //Apparent power in Transformer 2 in MVA
+t2pry=16;                                                   //Primary voltage in Transformer 2 in kV
+t2sec=132;                                                  //Secondary voltage in Transformer 2 in kV
+Xt2=0.10;                                                   //Reactance of Transformer 2 at individual p.u Ohm
+MVAt3=250;                                                  //Apparent power in Transformer 3 in MVA
+t3pry=21;                                                   //Primary voltage in Transformer 3 in kV
+t3sec=132;                                                  //Secondary voltage in Transformer 3 in kV
+Xt3=0.05;                                                   //Reactance of Transformer 3 at individual p.u Ohm
+Xl1=100;                                                    //Reactance of Transmission line 1 at individual p.u Ohm
+Xl2=50;                                                     //Reactance of Transmission line 2 at individual p.u Ohm
+Xl3=80;                                                     //Reactance of Transmission line 3 at individual p.u Ohm
+X1=Xg1*(MVAnew/MVAg1)*(KVg1/KVnew)^2;                       //Reactance of Generator 1 at individual p.u Ohm
+X2=Xg2*(MVAnew/MVAg2)*(KVg2/KVnew)^2;                       //Reactance of Generator 2 at individual p.u Ohm
+X3=Xg3*(MVAnew/MVAg3)*(KVg3/KVnew)^2;                       //Reactance of Generator 3 at individual p.u Ohm
+T1=Xt1*(MVAnew/MVAt1)*(t1pry/KVnew)^2;                      //Impedance of Transformer 1 at individual p.u Ohm
+T2=Xt2*(MVAnew/MVAt2)*(t2pry/KVnew)^2;                      //Impedance of Transformer 2 at individual p.u Ohm
+T3=Xt3*(MVAnew/MVAt3)*(t3pry/KVnew)^2;                      //Impedance of Transformer 3 at individual p.u Ohm
+Zb=((KVnew1)^2)/MVAnew;                                     //Base Reactance of Transmission line at Ohm
+L1=Xl1/Zb;                                                  //Reactance of Transmission line 1 at individual p.u Ohm
+L2=Xl2/Zb;                                                  //Reactance of Transmission line 2 at individual p.u Ohm
+L3=Xl3/Zb;                                                  //Reactance of Transmission line 3 at individual p.u Ohm
+
+
+printf("\nPer unit impedance of Generator 1 is %.3f p.u",X1);
+printf("\nPer unit impedance of Generator 2 is %.3f p.u",X2);
+printf("\nPer unit impedance of Generator 3 is %.3f p.u",X3);
+printf("\nPer unit impedance of Transformer 1 is %.3f p.u",T1);
+printf("\nPer unit impedance of Transformer 2 is %.3f p.u",T2);
+printf("\nPer unit impedance of Transformer 3 is %.3f p.u",T3);
+printf("\nPer unit Reactance of line 1 is %.3f p.u",L1);
+printf("\nPer unit Reactance of line 2 is %.3f p.u",L2);
+printf("\nPer unit Reactance of line 3 is %.3f p.u",L3);
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-- 
cgit