Table 2 The model of the traction rod.

From: High frequency traction rod model and its structure-borne sound transmission characteristic of high-speed trains

Components

Longitudinal

Lateral

Vertical

Roll

Pitch

Yaw

Flexible mode

Body (j = 1 ~ 4)

xtj

ytj

ztj

φtj

βtj

ψtj

5

Outer metal layer and pin (j = 1 ~ 2)

xtcpj

ytcpj

ztcpj

ψtcpj