Impact of wheel diameter on the wear and fatigue of heavy-haul railway wheels

Philipe Augusto de Paula Pacheco, Matheus Valente Lopes, Thairon Reis, Auteliano Antunes dos Santos, Railway Department, Federal Institute of the Southeast of Minas Gerais , IF Sudeste MG, Santos Dumont, Railway Laboratory , University of Campinas

Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit

Published online on February 09, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit, Volume 240, Issue 6, Page 744-753, July 2026.
Several methods to optimize the center of gravity have been studied. However, less attention has been given to the effect of wheel diameter on dynamic responses. This paper investigates the impact of wheel diameter on the performance of freight wagons, ...