Table 1 Physical meaning of each... | Emerald Publishing

Table 1

Physical meaning of each variable in the vehicle model

Variable	Symbol	Variable	Symbol	Variable	Symbol
Mass of carbody	m_c	Bouncing displacement of carbody	z_c	Pitching displacement of bogie	β_t1, β_t1
Mass of bogie	m_t	Bouncing displacement of bogie	z_t1, z_t2	Primary vertical stiffness	k_pz
Mass of wheelset	m_w	Bouncing displacement of wheelset	z_w1, z_w2, z_w3, z_w4	Primary vertical damping	c_pz
Pitching rotational inertia of carbody	I_c	Geometric irregularity of track	Z₀₁, z₀₂, z₀₃, z₀₄	Secondary vertical stiffness	k_sz
Pitching rotational inertia of bogie	I_t	Pitching displacement of carbody	β_c	Secondary vertical damping	c_sz

Variable	Symbol	Variable	Symbol	Variable	Symbol
Mass of carbody	m_c	Bouncing displacement of carbody	z_c	Pitching displacement of bogie	β_t1, β_t1
Mass of bogie	m_t	Bouncing displacement of bogie	z_t1, z_t2	Primary vertical stiffness	k_pz
Mass of wheelset	m_w	Bouncing displacement of wheelset	z_w1, z_w2, z_w3, z_w4	Primary vertical damping	c_pz
Pitching rotational inertia of carbody	I_c	Geometric irregularity of track	Z₀₁, z₀₂, z₀₃, z₀₄	Secondary vertical stiffness	k_sz
Pitching rotational inertia of bogie	I_t	Pitching displacement of carbody	β_c	Secondary vertical damping	c_sz