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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 /3872/CH9/EX9.2/Ex9_2.sce | |
| 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 '3872/CH9/EX9.2/Ex9_2.sce')
| -rw-r--r-- | 3872/CH9/EX9.2/Ex9_2.sce | 24 |
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diff --git a/3872/CH9/EX9.2/Ex9_2.sce b/3872/CH9/EX9.2/Ex9_2.sce new file mode 100644 index 000000000..7c76719af --- /dev/null +++ b/3872/CH9/EX9.2/Ex9_2.sce @@ -0,0 +1,24 @@ +//Book - Power system: Analysisi & Design 5th Edition
+//Authors - J. Duncan Glover, Mulukutla S. Sarma, and Thomas J.Overbye
+//Chapter-9 ;Example 9.2
+//Scilab Version - 6.0.0; OS - Windows
+
+clc;
+clear;
+
+Xn=0.05 //motor neutral is grounded through reactance in per unit
+Sb=100 //Base value of system in MVA
+Vb=13.8 //Base voltage of system in kV
+Vf=1.05 //Prefault voltage in per unit
+Z1=%i*0.13893 //Positive sequence impedance in per unit
+
+
+If=Vf/Z1 //positive sequence fault current in per unit
+a=exp(%i*(120)*(%pi/180)) //operator a
+Isf=[1 1 1;1 (a^2) a;1 a (a^2)]*[0;If;0] //subtransient fault current in each phase in per unit
+
+disp(abs(Isf),'The magnitude of fault current in each phase in per unit is given by :',);
+disp(atand(imag(Isf),real(Isf)),'The angle of fault current in each phase in degrees is given by:',);
+
+
+
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