Abstract

The coefficient of friction (COF) is an important parameter when evaluating brake system performance. It is complex to predict friction due to its dependence on parameters, such as sliding velocity, contact pressure, temperature, and friction material mixtures. The aim of this work is to evaluate the macroscopic COF of a disc brake system under specific braking conditions by a meso-scale approach, using a cellular automaton simulation where the friction material mixture is modelled starting from its basic components. The influence of the local components in contact is taken into account. Simulated COF values are in line with the experimental values.

Highlights

  • LS2 material has lower bution on the pad surface is shown for both LS materials

  • The same order of magnitude in contact pressure is in line with the results presented by Wahlström [28]

  • This paper presents a meso-scale simulation approach to predict the macroscopic

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Summary

Introduction

Citation: Varriale, F.; Riva, G.; Wahlström, J.; Lyu, Y. A MesoscopicSimulation Approach Based on MetalFibre Characterization Data to Evaluate Brake Friction Performance.Lubricants 2022, 10, 34. https://doi.org/10.3390/lubricants10030034Received: 1 February 2022Accepted: 23 February 2022Published: 25 February 2022Publisher’s Note: MDPI stays neutral with regard to jurisdictional claims in published maps and institutional affiliations.Licensee MDPI, Basel, Switzerland.Attribution (CC BY) license (https://

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