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| author | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
| commit | 7bc77cb1ed33745c720952c92b3b2747c5cbf2df (patch) | |
| tree | 449d555969bfd7befe906877abab098c6e63a0e8 /3890/CH5/EX5.3/Ex5_3.sce | |
| parent | d1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff) | |
| download | Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.tar.gz Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.tar.bz2 Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.zip | |
Diffstat (limited to '3890/CH5/EX5.3/Ex5_3.sce')
| -rw-r--r-- | 3890/CH5/EX5.3/Ex5_3.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/3890/CH5/EX5.3/Ex5_3.sce b/3890/CH5/EX5.3/Ex5_3.sce new file mode 100644 index 000000000..e80d8332f --- /dev/null +++ b/3890/CH5/EX5.3/Ex5_3.sce @@ -0,0 +1,28 @@ +//Electric machines and power systems by Syed A Nasar
+//Publisher:Tata McGraw Hill
+//Year: 2002 ; Edition - 7
+//Example 5.3
+//Scilab Version : 6.0.0 ; OS : Windows
+
+clc;
+clear;
+
+I=50; //current in A
+pf=0.707; //power factor
+v=220; //voltage in v
+xs=1.27; //synchronous reactance/phase in ohm
+pm=33*10^3; //power developed by the motor in w
+pa=30; //power angle
+phia=30; //phase angle
+
+v1=220/3^(1/2);
+pd=(pm*10^3)/3;
+v0=(pd*xs)/(v1*sin(pa));
+Ia=v1/xs;
+kvar=3^(1/2)*v*Ia*sind(phia)/10^3;
+Il=I-Ia;
+Phi=atan(.122);
+Pfn=cos(Phi);
+
+printf('KVAR is %f\n',kvar)
+printf('power factor of the motor is %f',Pfn)
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