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// A Texbook on POWER SYSTEM ENGINEERING
// A.Chakrabarti, M.L.Soni, P.V.Gupta, U.S.Bhatnagar
// DHANPAT RAI & Co.
// SECOND EDITION
// PART II : TRANSMISSION AND DISTRIBUTION
// CHAPTER 2: CONSTANTS OF OVERHEAD TRANSMISSION LINES
// EXAMPLE : 2.1 :
// Page number 100
clear ; clc ; close ; // Clear the work space and console
// Given data
D = 100.0 // Distance between conductors(cm)
d = 1.25 // Diameter of conductor(cm)
f = 50.0 // Frequency(Hz)
// Calculations
r_GMR = 0.7788*d/2.0 // GMR of conductor(cm)
L = 4.0*10**-4*log(D/r_GMR) // Loop inductance(H/km)
X_L = 2*%pi*f*L // Reactance of transmission line(ohm)
// Results
disp("PART II - EXAMPLE : 2.1 : SOLUTION :-")
printf("\nLoop inductance of transmission line, L = %.2e H/km", L)
printf("\nReactance of transmission line, X_L = %.2f ohm", X_L)
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