blob: 5257c165468c2a552cde9ed3dcae315f7e342bd8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
//Book Name:Fundamentals of Electrical Engineering
//Author:Rajendra Prasad
//Publisher: PHI Learning Private Limited
//Edition:Third ,2014
//Ex11_4.sce
clc;
clear;
P=200;
V=100;
N=1500;
Ka=525;
Ra=2;
Pl=15;
Pd=P+Pl;
n=N/60;
Td=Pd/(2*%pi*n);
//n=(Va/(Ka*phi_p))-(2*%pi*Ra*Td/(Ka*phi_p)^2);
//from this equation we get phi^2-o-0.0076*phi+2.5e-6=0;
a=1;
b=-0.0076;//a,b,c are coefficient values taken from the above second order equation
c=2.5e-6;
phi_p=(-b+sqrt(b^2-(4*a*c)))/(2*a);
printf("\n The magnetic flux=%1.3f mWb \n",phi_p*1000)
|
