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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1319/CH3/EX3.2 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '1319/CH3/EX3.2')
| -rw-r--r-- | 1319/CH3/EX3.2/3_2.sce | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/1319/CH3/EX3.2/3_2.sce b/1319/CH3/EX3.2/3_2.sce new file mode 100644 index 000000000..062bcb53f --- /dev/null +++ b/1319/CH3/EX3.2/3_2.sce @@ -0,0 +1,31 @@ +// To determine the parameters of a balanced 3 phase star connected to an impedance
+
+clc;
+clear;
+
+V=208;
+Vph=V/sqrt(3);
+Z=15+(%i*20);
+
+// Star Conncected load has its line current = phase current
+
+Ia=Vph/Z;
+Ib=Ia*(expm(%i*(-2*%pi/3)));
+Ic=Ia*(expm(%i*(2*%pi/3)));
+
+Pperphase= (abs(Ia)^2)*real(Z);
+
+Pt=3*Pperphase;
+
+Atheta=atand(imag(Ia)/real(Ia));
+Btheta=atand(imag(Ib)/real(Ib));
+Ctheta=atand(imag(Ic)/real(Ic));
+
+pf=cosd(Atheta);
+
+printf('The power factor is %g lagging \n',pf)
+printf('The total power dissipated = %g W \n',Pt)
+printf('The currents of the system are \n')
+printf('Ia= %g /_%g A \n',abs(Ia),Atheta)
+printf('Ib= %g /_%g A \n',abs(Ib),Btheta-180)
+printf('Ic= %g /_%g A \n',abs(Ic),Ctheta)
|