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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/EX8.7/ch8_7.sci | |
| 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/EX8.7/ch8_7.sci')
| -rwxr-xr-x | 503/CH8/EX8.7/ch8_7.sci | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/503/CH8/EX8.7/ch8_7.sci b/503/CH8/EX8.7/ch8_7.sci new file mode 100755 index 000000000..32f4579ee --- /dev/null +++ b/503/CH8/EX8.7/ch8_7.sci @@ -0,0 +1,32 @@ +//to compute the max power and torque,terminal voltage
+
+clc;
+V=3300;
+Vt=V/sqrt(3);
+P=1000*10^3;
+pf=1;
+Ia=P/(V*sqrt(3)*pf);
+Xsm=3.24;
+j=sqrt(-1);
+Efm=Vt-j*Ia*Xsm;
+Efg=abs(Efm);
+P_emax=3*Vt*Efg/Xsm;disp(P_emax,'max power(W)');
+p=24;
+f=50;
+w_sm=(120*f*2*%pi)/(p*60);
+Tmax=P_emax/w_sm;disp(Tmax,'torque(Nm)');
+
+Xsg=4.55;
+Efm=Vt-j*Ia*Xsg;
+Efmm=abs(Efm);
+X=Xsm+Xsg;
+P_emax=3*Efg*Efmm/X;disp(P_emax,'max power(W)');
+Tmax=P_emax/w_sm;disp(Tmax,'torque(Nm)');
+
+d=90;
+Efm=Efg*complex(cosd(0),sind(0));
+Efg=Efmm*complex(cosd(d),sind(d));
+Ia=(Efg-Efm)/(j*X);
+v=j*Ia*Xsm;
+Vt=Efm+j*Ia*Xsm;
+disp(abs(Vt)*sqrt(3),'line voltage(V)');
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