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

---
 1938/CH4/EX4.14/4_14.sce | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100755 1938/CH4/EX4.14/4_14.sce

(limited to '1938/CH4/EX4.14/4_14.sce')

diff --git a/1938/CH4/EX4.14/4_14.sce b/1938/CH4/EX4.14/4_14.sce
new file mode 100755
index 000000000..0bf84be33
--- /dev/null
+++ b/1938/CH4/EX4.14/4_14.sce
@@ -0,0 +1,28 @@
+clc,clear
+printf('Example 4.14\n\n')
+
+Ns=250 //Speed in rpm
+f=50 //frequency
+I_l=100
+Slots=216
+Conductors_per_slot=5
+Pole=120*f/Ns
+phi=30*10^-3//flux per pole in weber
+Z=Slots*Conductors_per_slot  //Total Conductors
+Z_ph=Z/3 //conductors per phase
+T_ph=Z_ph/2 //turns per phase
+n=Slots/Pole //slots per pole
+m=n/3 //slots per pole per phase
+beeta=180/n //Slot angle
+
+K_d=sind(m*beeta/2) /(m*sind(beeta/2)) //distribution factor
+
+e_av=2*f*phi     //Average Value of EMF in each conductor
+E_c=1.11*(2*f*phi)  //RMS value of EMF in each conductor
+E=2*E_c*K_d //RMS value of EMF in each turn
+E_ph=T_ph*E //RMS value of EMF in each phase
+E_line= E_ph*sqrt(3)  //As Star Connected Alternator
+printf('RMS value of EMF in each phase = %.3f V\n',E_ph)
+printf('RMS value of EMF line value  = %.3f V\n',E_line)
+kVA_rating=sqrt(3)*E_line*I_l
+printf('\nkVA rating is %.3f kVA ',kVA_rating/1000)
-- 
cgit