Numerical Investigation on the Flows within Friction Pairs of a Wet Clutch

Qian Wang, Biao Ma, Changsong Zheng, Liang Yu, Liyong Wang, Liangjie Zhen

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

It is of great importance to study the lubricating oil flow field within the friction pairs of wet multi-disc clutches. Consideration of the oil inlet flow rate will be important for the cooling of friction pairs. In this study, a numerical model is developed with radial oil grooves taken into account, and the effect of the oil inlet flow rate and relative rotational speed between the friction pairs are analyzed. The results show that the lubricating oil flow velocity gradually increases with the increase of the inlet flow rate. However, when the relative rotational speed is low, the flow velocity gradually decreases in the radial direction, while it increases gradually under high rotational speed. Moreover, When the friction disc has radial oil grooves, the flow rate of lubricating oil in the oil groove is obviously greater than that of the oil film. The oil film flow velocity is smaller than that without the oil groove. This paper has an important reference value for improving the heat dissipation performance of wet clutch friction elements.

Original languageEnglish
Title of host publicationProceedings of the 9th International Conference on Fluid Flow, Heat and Mass Transfer, FFHMT 2022
EditorsBoguslaw Kruczek, Wael H. Ahmed, Xianshe Feng
PublisherAvestia Publishing
ISBN (Print)9781990800061
DOIs
Publication statusPublished - 2022
Event9th International Conference on Fluid Flow, Heat and Mass Transfer, FFHMT 2022 - Niagara Falls, Canada
Duration: 8 Jun 202210 Jun 2022

Publication series

NameInternational Conference on Fluid Flow, Heat and Mass Transfer
ISSN (Electronic)2369-3029

Conference

Conference9th International Conference on Fluid Flow, Heat and Mass Transfer, FFHMT 2022
Country/TerritoryCanada
CityNiagara Falls
Period8/06/2210/06/22

Keywords

  • Flow velocity
  • Friction pairs
  • Lubricating oil
  • Wet multi-disc clutch

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