Train-Bridge Dynamic Behaviour of Long-Span Asymmetrical-Stiffness Cable-Stayed Bridge

Table 1

Key dynamic parameters of the train.

Item	Value	Unit
Distance between bogie centers	15.7	m
Bogie wheelbase	2.5	m
Wheel rolling circle diameter	0.42	m
Car body mass	42.51	t
Bogie frame mass	2.8	t
Wheelset mass	1.6	t
Inertia moment of car body	1985.11	t.m^2
Inertia moment of bogie frame	0.644	t.m^2
Inertia moment of wheelset	0.118	t.m^2
Primary suspension stiffness	1.23	MN/m
Secondary suspension stiffness	0.415	MN/m