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Parametric Optimization Design Method for Friction Plates of Hydro-Viscous Clutches
Xiangping Liao1, Ying Zhao2, Langxin Sun2
1School of Mechanical Engineering, Jiangsu University of Technology; lxp@jsut.edu.cn.
Journal of Visualized Experiments : Jove
|August 11, 2025
Summary
Optimizing hydro-viscous clutch (HVC) friction plates with specific groove designs significantly reduces oil film temperature while maintaining high torque transmission. This research offers a new design reference for HVC friction pairs.
Area of Science:
- Mechanical Engineering
- Tribology
- Fluid Mechanics
Background:
- Hydro-viscous clutches (HVCs) transmit power via viscous fluid shearing between friction plates.
- Friction plate groove structure critically influences torque capacity and oil film temperature.
- Balancing torque transmission and minimizing temperature rise in HVCs is essential for performance and longevity.
Purpose of the Study:
- To analyze the effect of friction plate groove structure on hydro-viscous clutch oil film characteristics.
- To identify key factors influencing torque transmission and temperature rise.
- To optimize friction plate design for enhanced performance.
Main Methods:
- Analysis of oil film characteristics under varying groove structures.
- Torque and temperature rise simulations using specialized software.
- Optimization of friction plate structural parameters via Box-Behnken design (Response Surface Methodology).
Main Results:
- Identified key influencing factors of groove structure on oil film behavior.
- Quantified torque transmission and temperature rise for different groove designs.
- Achieved significant oil film temperature reduction with optimized design.
Conclusions:
- An optimized friction plate design (0.214 mm groove depth, 5 mm arc length, 16 radial, 5 circumferential grooves) effectively reduces oil film temperature.
- The optimized design ensures high torque transmission capacity in hydro-viscous clutches.
- This study provides a valuable reference for designing optimized friction pairs in various hydro-viscous clutch applications.
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