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// Book - Power System: Analysis & Design 5th Edition
// Authors - J. Duncan Glover, Mulukutla S. Sharma, Thomas J. Overbye
// Chapter - 4 : Example 4.6
// Scilab Version 6.0.0 : OS - Windows
clc;
clear;
V = 20; // Line Voltage in kV
D = 0.552; // Diameter of a 4/0 12 strand copper conductor From Table A.3
f = 60; // Frequency Hz
r = (D/2)*(1/12); // The radius of a 4/0 12 strand copper conductor From Table A.3
e = 8.854*10^-12;
C = (%pi*e)/log(5/r);
Cxy = C*1609*20; // Capacitance between Conductors in F/m
w = (2*%pi*f); // Angular Velocity in rad/sec
Yxy = (%i)*(w)*(Cxy); // Shunt Admitance Siemens
Qc = abs(Yxy)*(20*10^3)^2*(1/1000); // Reactive Power Delivered by the linw to line capacitance in kVAR
printf('Capacitance between Conductors is (Cxy) = %0.2e F', Cxy);
printf('\nReactive Power Delivered by the line to line capacitance is (Qc) = %0.1f kVAR', Qc);
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