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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 /1076/CH10/EX10.10/10_10.sce | |
| 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 '1076/CH10/EX10.10/10_10.sce')
| -rwxr-xr-x | 1076/CH10/EX10.10/10_10.sce | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/1076/CH10/EX10.10/10_10.sce b/1076/CH10/EX10.10/10_10.sce new file mode 100755 index 000000000..c2c38f543 --- /dev/null +++ b/1076/CH10/EX10.10/10_10.sce @@ -0,0 +1,48 @@ +clear
+clc
+
+Z=[.2 .2 .05]' * %i
+S=30
+V=11
+I=S*1e6/(sqrt(3)*V*1e3)
+E=1
+
+Ia1=E/(Z(1)+Z(2)+Z(3))
+If= 3*abs(Ia1) * S*1e6/(sqrt(3)* V*1e3)
+Ia2=Ia1
+Ia0=Ia1
+
+a=exp(%i * 2 * %pi/3)
+A=[1 1 1
+1 a^2 a
+1 a a^2
+]
+
+Va1=E-Ia1*Z(1)
+Va2=0-Ia2*Z(2)
+Va0=0-Ia0*Z(3)
+
+Vp=[ Va0 Va1 Va2]'
+v=A*Vp
+
+vab=v(1)-v(2)
+vbc=v(2)-v(3)
+vca=v(3)-v(1)
+
+Vbll=V/sqrt(3)
+
+Vab=vab * Vbll
+Vbc=vbc * Vbll
+Vca=vca * Vbll
+Vll=[Vab Vbc Vca]
+mprintf("\n(a)\n line currents: If= %f A, Line voltages in KV ", If)
+mprintf("\nVab= %s", string(round(abs(Vll(1))*10)/10) +'/_'+ string(round(atand(imag(Vll(1))/real(Vll(1)))*10)/10) )
+mprintf("\nVbc= %s", string(round(abs(Vll(2))*10)/10) +'/_'+ string(round(atand(imag(Vll(2))/real(Vll(2)))*10)/10 +180) )
+mprintf("\nVca= %s", string(round(abs(Vll(3))*10)/10) +'/_'+ string(round(atand(imag(Vll(3))/real(Vll(3)))*10)/10 +180))
+
+
+
+If3=E/Z(1)
+if3=abs(If3)* S*1e6/(sqrt(3)* V*1e3)
+
+mprintf("\n(b)3 phase fault current is -%.0fi A", if3)
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