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Simulation Analysis of the Semi-Trailer Steered Wheels Control Algorithm.

Michał Abramowski¹, Piotr Fundowicz¹, Hubert Sar¹

¹Institute of Vehicles and Construction Machinery Engineering, Warsaw University of Technology, 84 Narbutta Str., 02-524 Warsaw, Poland.

Sensors (Basel, Switzerland)

|February 13, 2025

Summary

This study introduces a control algorithm for steered semi-trailer wheels to reduce the swept path width of tractor-trailers. This innovation enhances road safety and decreases fuel consumption and emissions.

Keywords:

semi-trailer control semi-trailer wheel control algorithm steered wheels swept path width truck tractor with steered wheels

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Area of Science:

Mechanical Engineering
Automotive Engineering
Robotics

Background:

Road safety around large trucks is a concern, particularly in confined spaces.
Tractor-semi-trailers have a significant swept path width, limiting maneuverability.
Current vehicles meet homologation standards but operational improvements are possible.

Purpose of the Study:

To propose and analyze a solution for reducing the swept path width of tractor-semi-trailers.
To present a mathematical and simulation analysis of a tractor-trailer with steered semi-trailer wheels.
To detail a control algorithm for the semi-trailer's steering system.

Main Methods:

Mathematical analysis of tractor-semi-trailer movement.
Simulation analysis of vehicle dynamics.
Development of a control algorithm for semi-trailer wheel steering angles.

Main Results:

The proposed control algorithm effectively reduces the swept path width.
Simulation confirmed the influence of steered wheels on path width reduction.
The solution offers benefits like increased cargo space and reduced transport costs.

Conclusions:

Controlling semi-trailer wheels significantly improves maneuverability and operational properties.
The solution enhances road safety and reduces environmental impact through lower fuel consumption and emissions.
This technology offers tangible benefits for logistics and urban environments.