<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>As an important component of train speed regulation, traction transmission system is the power source and the main transmission component of traction force. Its dynamic characteristics can affect the dynamic performance of vehicle system to a certain extent. With the rapid development of rail train transportation in China, the running speed of the train continues to improve, the dynamic characteristics of the vehicle is becoming more complex, and the influence of the electrical part of the traction transmission system gradually appears. The motor and gearbox are crucial components of the train power bogie to complete the conversion and transmission of electric energy to mechanical energy, with their dynamic characteristics are most directly affected by the electrical characteristics of the traction system. In this work, a vehicle electro-mechanical coupling mathematical model based on multi-body dynamics was established by explicitly incorporating the electric-induced traction into the transmission system, to study the influence of traction system vibration on vehicle dynamics. The dynamics responses of the lateral and longitudinal vibration on vehicle motor and gearbox were quantitatively analysed from the traction drive system. Compared with the line test, it was observed that 12-times of the fundamental frequency of the rotor has a great influence on the motor and gearbox.</p>
</abstract>

As an important component of train speed regulation, traction transmission system is the power source and the main transmission component of traction force. Its dynamic characteristics can affect the dynamic performance of vehicle system to a certain extent. With the rapid development of rail train transportation in China, the running speed of the train continues to improve, the dynamic characteristics of the vehicle is becoming more complex, and the influence of the electrical part of the traction transmission system gradually appears. The motor and gearbox are crucial components of the train power bogie to complete the conversion and transmission of electric energy to mechanical energy, with their dynamic characteristics are most directly affected by the electrical characteristics of the traction system. In this work, a vehicle electro-mechanical coupling mathematical model based on multi-body dynamics was established by explicitly incorporating the electric-induced traction into the transmission system, to study the influence of traction system vibration on vehicle dynamics. The dynamics responses of the lateral and longitudinal vibration on vehicle motor and gearbox were quantitatively analysed from the traction drive system. Compared with the line test, it was observed that 12-times of the fundamental frequency of the rotor has a great influence on the motor and gearbox.

Dynamics Response of Rail Vehicle Induced by Incorporating Electric-Dominated Transmission Component

Applied Mathematics and Nonlinear Sciences

This work is licensed under the Creative Commons Attribution 4.0 International License.

As an important component of train speed regulation, traction transmission system is the power source and the main transmission component of traction force....

Dynamics Response of Rail Vehicle Induced by Incorporating Electric-Dominated Transmission Component

Published Online: Feb 15, 2024

Page range: -

Received: Oct 12, 2023

Accepted: Jan 15, 2024

DOI: https://doi.org/10.2478/amns-2024-0011

Keywords
Traction drive system, Electro-mechanical coupling, Dynamic characteristics

© 2024 Changxiu Yang, published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Dynamics Response of Rail Vehicle Induced by Incorporating Electric-Dominated Transmission Component

Published Online: Feb 15, 2024

Page range: -

Received: Oct 12, 2023

Accepted: Jan 15, 2024

DOI: https://doi.org/10.2478/amns-2024-0011

KeywordsTraction drive system, Electro-mechanical coupling, Dynamic characteristics

© 2024 Changxiu Yang, published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
Traction drive system, Electro-mechanical coupling, Dynamic characteristics