Research progress of temperature field calculation of disc brake braking interface based on numerical analysis

D Li, S Wang, X Fang, Y Guo, N Hu… - Proceedings of the …, 2024 - journals.sagepub.com
Disc brakes are the most widely used key components in the braking system of various types
of machinery and equipment. When it works, it converts kinetic energy into thermal energy …

Variation mechanism of the friction torque in a Cu-based wet clutch affected by operating parameters

L Yu, B Ma, M Chen, J Xue, P Zhao - Tribology International, 2020 - Elsevier
A comprehensive thermodynamic model is proposed to investigate the variation mechanism
of friction torque in a Cu-based wet clutch affected by the operating parameters, which is …

Investigation on the failure mechanism and safety mechanical-thermal boundary of a multi-disc clutch

L Yu, B Ma, M Chen, H Li, J Liu, M Li - Engineering Failure Analysis, 2019 - Elsevier
The comprehensive fault diagnosis method has been developed to analyze the failure of the
multi-disc clutch. The mechanical buckling model is developed to investigate the …

Numerical and experimental studies on the characteristics of friction torque based on wet paper-based clutches

L Yu, B Ma, M Chen, H Li, J Liu, L Zheng - Tribology International, 2019 - Elsevier
A coupled numerical multi-physics model is developed to study the generation and variation
mechanisms of friction torque, including fluid lubricating, micro-contact, sliding and heat …

Investigation on the thermodynamic characteristics of the deformed separate plate in a multi-disc clutch

L Yu, B Ma, M Chen, H Li, J Liu - Engineering Failure Analysis, 2020 - Elsevier
This work is devoted to investigate the thermodynamic characteristics of the deformed
separate plate in a multi-disc clutch. The thermodynamic model is proposed, and the contact …

[PDF][PDF] 润滑油温度对铜基湿式离合器摩擦转矩的影响

于亮, 马彪, 陈漫, 张存振, 吴俊峰 - 机械工程学报, 2020 - qikan.cmes.org
润滑油的温度变化会改变自身黏度, 从而影响摩擦元件的润滑和接触状态, 对离合器的动力响应
产生显著影响, 因此需要研究润滑油温度对湿式离合器摩擦转矩特性的影响 …

Study on the groove area effects on the friction-wear properties of a Cu-based wet clutch

L Yu, B Ma, C Zheng, M Chen, Q Wang, B Zhang - Tribology International, 2021 - Elsevier
The numerical model is proposed to investigate the micro-contact characteristics of asperity
summits; moreover, the influence of groove area on the friction-wear properties of a Cu …

Dynamic engagement characteristics of wet clutch based on hydro-mechanical continuously variable transmission

J Zhao, M Xiao, P Bartos, A Bohata - Journal of Central South University, 2021 - Springer
The effect of the design parameter on the clutch engagement process of the hydro-
mechanical continuously variable transmission (CVT) was investigated. First, the model of …

Comparison of the friction and wear characteristics between copper and paper based friction materials

L Yu, B Ma, M Chen, H Li, C Ma, J Liu - Materials, 2019 - mdpi.com
Copper-based friction material (CFM) and paper-based friction material (PFM) are the two
most commonly used clutch friction materials. The friction and wear characteristics of these …

Experimental study on the friction stability of paper-based clutches concerning groove patterns

L Yu, B Ma, M Chen, HY Li, J Liu - Industrial Lubrication and Tribology, 2020 - emerald.com
Purpose This paper aims to study and compare the friction stability of wet paper-based
clutches with regard to the radial grooves (RG) and waffle grooves (WG) …