Analysis on the Effects of Material Parameters on the Fatigue Performance of Novel Anticorrugation Elastic Rail Clips

Table 1

Metro vehicle parameters.

Vehicle parameters	Unit	Symbol	Parameter value
Vehicle body mass	kg	Mvehicle	50878
Frame mass	kg	Mt	2721
Wheelset mass	kg	M	1900
Vehicle pitch inertia	kg·m^2	Jvehicle	4.446 × 10^6
Frame pitch inertia	kg·m^2	Jt	3605
Primary suspension vertical stiffness	N/m	Kpz	4.14 × 10^6
Secondary suspension vertical stiffness	N/m	Ksz	4.5 × 10^6
Primary suspension vertical damping	N·s/m	Cpz	4.9 × 10^4
Secondary suspension vertical damping	N·s/m	Csz	1.96 × 10^5
Half-distance between two bogies	m	lc	7.85
Half-distance between wheel-sets of a bogie	m	lt	1.25
Wheel radius	m	R	0.42