Estimation of Rail Axial Force in High-Speed Railway Ballastless Track Based on Wave Modes

Table 1

Track structure parameters.

Elastic modulus of rail; E (Pa)	Density of rail; (kg/m^3)	Sectional area of rail; (cm^2)	Sectional inertia moment of rail (m^4)
2.06e11	7850	77.45	524e-8
Sectional inertia moment of rail (m^4)	Vertical stiffness of fastening; (kN/mm)	Lateral stiffness of fastening; (kN/mm)	Longitudinal stiffness of fastening (kN/mm)
3217e-8	35	10	6
Rotational stiffness of fastening (N·m/rad)	Rotational stiffness of fastening (N·m/rad)	Rotational stiffness of fastening (N·m/rad)	Fastening spacing; (m)
3.5e5	5e6	7e4	0.635