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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 5: MECHANICAL DESIGN OF OVERHEAD LINES
// EXAMPLE : 5.1 :
// Page number 198
clear ; clc ; close ; // Clear the work space and console
// Given data
u = 5758.0 // Ultimate strength(kg)
S = 2.0 // Sag(m)
s = 2.0 // Factor of safety
L = 250.0 // Span length(m)
// Calculations
T = u/s // Allowable max tension(kg)
w = S*8.0*T/L**2 // weight(kg/m)
l = L/2 // Half span length(m)
half_span = l+(w**2*l**3/(6*T**2)) // Half span length(m)
total_length = 2*half_span // Total length(m)
weight = w*total_length // Weight of conductor(kg)
// Results
disp("PART II - EXAMPLE : 5.1 : SOLUTION :-")
printf("\nWeight of conductor = %.2f kg", weight)
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