Numerical Algorithms for the Analysis of Initial Configuration in a Railway Catenary Structure and Its Code Implementation: A Software Tool CALPE

Table 3

Parameters example reference [4].

Span length (m)	50
Encumbrance (m)	0.96
Number of droppers	10
Distance of droppers to left support (m)	2.5, 7.5, 12.5, 17.5, 22.5, 27.5, 32.5, 37.5, 42.5, 47.5
Droppers, mass including clamps (kg)	0.4
Dropper stiffness (N/m)
Contact wire, mass/unit length (kg/m)	0.987
Contact wire, mechanical tension (KN)	12
Contact wire flexural rigidity (Nm^2)	130
Messenger wire, mass/unit length (kg/m)	0.605
Messenger wire, mechanical tension (KN)	12
Messenger wire, flexural rigidity (Nm^2)	29