updated the code

1 files changed, 38 insertions, 36 deletions

diff --git a/503/CH8/EX8.42/ch8_42.sci b/503/CH8/EX8.42/ch8_42.sci
index 711c23065..b1bb0c317 100755
--- a/503/CH8/EX8.42/ch8_42.sci
+++ b/503/CH8/EX8.42/ch8_42.sci
@@ -1,36 +1,38 @@
-//to caculate generator current,pf, real power,ecitation emf

-

-clc;

-r=500*10^6;

-V=22000;

-Ia=r/(sqrt(3)*V);disp(Ia,'generator current(A)');

-Vt=V/sqrt(3);

-Zb=Vt/Ia;

-MVA_b=500;

-MW_b=500;

-Xsg=1.57;

-Xb=.4;

-Xb=Xb/Zb;

-

-rr=250;

-rr=rr/MVA_b;

-Vb=1;

-Vt=1;

-Ia=.5;

-phi=asind(Xb*Ia/2);

-pf=cosd(phi);disp(pf,'pf');

-Pe=rr*pf;disp(Pe,'real power(pu)');

-Eg=Vt+j*Xsg*rr**complex(cosd(-phi),sind(-phi));

-Egg=abs(Eg)*V;disp(Egg,'excitation emf(V)');

-

-

-rr=500;

-rr=rr/MVA_b;

-Vb=1;

-Vt=1;

-Ia=1;

-phi=asind(Xb*Ia/2);

-pf=cosd(phi);disp(pf,'pf');

-Pe=rr*pf;disp(Pe,'real power(pu)');

-Eg=Vt+j*Xsg*rr*complex(cosd(-phi),sind(-phi));

-Egg=abs(Eg)*V;disp(Egg,'excitation emf(V)');

+//to caculate generator current,pf, real power,ecitation emf
+
+clc;
+clear
+j = %i;
+r=500*10^6;
+V=22000;
+Ia=r/(sqrt(3)*V);disp(Ia,'generator current(A)');
+Vt=V/sqrt(3);
+Zb=Vt/Ia;
+MVA_b=500;
+MW_b=500;
+Xsg=1.57;
+Xb=.4;
+Xb=Xb/Zb;
+
+rr=250;
+rr=rr/MVA_b;
+Vb=1;
+Vt=1;
+Ia=.5;
+phi=asind(Xb*Ia/2);
+pf=cosd(phi);disp(pf,'pf');
+Pe=rr*pf;disp(Pe,'real power(pu)');
+Eg=Vt+j*Xsg*rr**complex(cosd(-phi),sind(-phi));
+Egg=abs(Eg)*V;disp(Egg,'excitation emf(V)');
+
+
+rr=500;
+rr=rr/MVA_b;
+Vb=1;
+Vt=1;
+Ia=1;
+phi=asind(Xb*Ia/2);
+pf=cosd(phi);disp(pf,'pf');
+Pe=rr*pf;disp(Pe,'real power(pu)');
+Eg=Vt+j*Xsg*rr*complex(cosd(-phi),sind(-phi));
+Egg=abs(Eg)*V;disp(Egg,'excitation emf(V)');
\ No newline at end of file