diff options
Diffstat (limited to '503/CH5/EX5.2/ch5_2.sci')
| -rwxr-xr-x | 503/CH5/EX5.2/ch5_2.sci | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/503/CH5/EX5.2/ch5_2.sci b/503/CH5/EX5.2/ch5_2.sci new file mode 100755 index 000000000..45b0164d3 --- /dev/null +++ b/503/CH5/EX5.2/ch5_2.sci @@ -0,0 +1,20 @@ +// to find the frequency and phase and line voltages
+
+clc;
+n=375; //speed in rpm
+p=16; //no of poles
+f=n*p/120;
+disp(f,'freq(Hz)');
+S=144; //no of slots
+c=10; //no of conductors/slot
+t=S*c/2; //no of turns
+ph=3;
+N_ph=t/ph; //no of turns/ph
+g=180*p/S; //slots angle
+m=S/(p*ph); //slots/pole/phase
+K_b=sind(m*g/2)/(m*sind(g/2)); //breadth factor
+phi=0.04; //flux per pole
+E_p=4.44*K_b*f*N_ph*phi;
+disp(E_p,'phase voltage(V)');
+E_l=sqrt(3)*E_p;
+disp(E_l,'line voltage(V)');
|