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Two-dimensional finite element analysis investigation of the heat partition ratio of a friction brake

Yes / A 2D coupled temperature-displacement FE model is developed for a pad-disc brake system
based on a restricted rotational pad boundary condition. The evolution of pressure, heat
flux, and temperature along the contact interface during braking applications is analysed
with the FE model. Results indicate that different rotational pad boundary conditions
significantly impact the interface pressure distribution, which in turn affects interface
temperature and heat flux distributions, and suggest that a particular pad rotation condition
is most appropriate for accurately modelling friction braking processes. The importance of
the thermal contact conductance in the analysis of heat transfer in friction braking is established, and it is confirmed that the heat partition ratio is not uniformly distributed
along the interface under normal and high interface thermal conductance conditions.

Identiferoai:union.ndltd.org:BRADFORD/oai:bradscholars.brad.ac.uk:10454/14280
Date07 February 2018
CreatorsQiu, L., Qi, Hong Sheng, Wood, Alastair S.
Source SetsBradford Scholars
LanguageEnglish
Detected LanguageEnglish
TypeArticle, Accepted Manuscript
RightsThe final, definitive version of this paper has been published in Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology by SAGE Publications Ltd, All rights reserved. © 2018 IMechE.

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