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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /503/CH8/EX8.29 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '503/CH8/EX8.29')
| -rwxr-xr-x | 503/CH8/EX8.29/ch8_29.sci | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/503/CH8/EX8.29/ch8_29.sci b/503/CH8/EX8.29/ch8_29.sci new file mode 100755 index 000000000..5d7e22060 --- /dev/null +++ b/503/CH8/EX8.29/ch8_29.sci @@ -0,0 +1,24 @@ +//to calculate power angle,excitation emf,field current
+
+clc;
+j=sqrt(-1);
+MVA_b=300;
+kV_b=22;
+
+Pe=250/MVA_b;
+pf=.85;
+Vt=1;
+Ia=Pe/(pf*Vt);
+phi=acosd(pf);
+Iaa=Ia*complex(cosd(-phi),sind(-phi));
+Xq=1.16;
+Xd=1.93;
+Ef=Vt+j*Iaa*Xq;
+dl=atand(imag(Ef)/real(Ef));disp(dl,'power angle');
+w=phi+dl;
+Id=abs(Iaa)*sind(w);
+Ef=abs(Ef)+Id*(Xd-Xq);
+disp(Ef*kV_b,'excitation emf(V)');
+
+If=338;
+If=If*Ef/1;disp(If,'field current(A)');
\ No newline at end of file |