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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/EX8.33 | |
| 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/EX8.33')
| -rwxr-xr-x | 503/CH8/EX8.33/ch8_33.sci | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/503/CH8/EX8.33/ch8_33.sci b/503/CH8/EX8.33/ch8_33.sci new file mode 100755 index 000000000..049712cf7 --- /dev/null +++ b/503/CH8/EX8.33/ch8_33.sci @@ -0,0 +1,20 @@ +//to calculate sync current, power and torque
+
+clc;
+j=sqrt(-1);
+P=12000;
+V=400;
+pf=.8;
+Ia=P/(sqrt(3)*V*pf);
+phi=acosd(pf);
+Vt=V/sqrt(3);
+Xs=2.5;
+Ef=Vt-j*Ia*complex(cosd(phi),sind(phi))*Xs;
+tandl=4;
+Es=2*abs(Ef)*sind(tandl/2);
+Is=Es/Xs;disp(Is,'sync current(A)');
+dl=atand(imag(Ef)/real(Ef));
+Ps=3*Vt*Is*cosd(dl+tandl/2);disp(Ps,'power(W)');
+n_s=25*%pi;
+T_s=Ps/n_s;
+disp(T_s,'torque(Nm)');
\ No newline at end of file |