From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 1445/CH10/EX10.6/Ex10_6.sce | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 1445/CH10/EX10.6/Ex10_6.sce

(limited to '1445/CH10/EX10.6')

diff --git a/1445/CH10/EX10.6/Ex10_6.sce b/1445/CH10/EX10.6/Ex10_6.sce
new file mode 100644
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+++ b/1445/CH10/EX10.6/Ex10_6.sce
@@ -0,0 +1,26 @@
+//CHAPTER 10- THREE-PHASE INDUCTION MACHINES
+//Example 6
+
+disp("CHAPTER 10");
+disp("EXAMPLE 6");
+
+//VARIABLE INITIALIZATION
+P=4;                         //number of poles
+f_r=2;                       //rotor frequency in Hertz
+f_s=50;                      //stator frequency in Hertz
+E=400;                       //line voltage in Volts
+ratio=1/0.5;                 //stator to rotor turn ratio
+
+//SOLUTION
+s=f_r/f_s; 
+N_s=(120*f_s)/P;             //synchronous speed 
+N_r=N_s*(1-s);               //rotor speed
+N_r=round(N_r);
+disp(sprintf("The speed of the motor is %d rpm",N_r));
+E_s=E/sqrt(3);               //phase voltage=(line voltage)/sqrt(3) for star connection
+E_r=E_s*(1/ratio); 
+E_r_dash=s*E_r;
+disp(sprintf("The rotor induced emf above 2 Hz is %.3f V per phase",E_r_dash));  //Answer given in the book is wrong
+
+//END
+
-- 
cgit