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TECHNICAL PAPERS

Thermal and Dynamic Characterization of Wet Clutch Engagement With Provision for Drive Torque

[+] Author and Article Information
M. Mansouri

Department of Mechanical Engineering, Louisiana State University, Baton Rouge, LA 70803

M. Holgerson

Division of Machine Elements, Lulea University of Technology, SE-971 87 Lulea, Sweden

M. M. Khonsari

Department of Mechanical Engineering, Louisiana State University, Baton Rouge, LA 70803e-mail: khonsari@me.Isu.edu

W. Aung

College of Engineering, Southern Illinois University, Carbondale, IL 62901

J. Tribol 123(2), 313-323 (Jun 16, 2000) (11 pages) doi:10.1115/1.1329856 History: Received January 11, 2000; Revised June 16, 2000
Copyright © 2001 by ASME
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References

Figures

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Schematic drawing of the wet clutch test rig
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A sketch of the geometry and dimensions of the thermal model of the test rig
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FE mesh pattern used in simulations: details near sliding interface; total mesh has 7542 nodes, and 3647 finite elements
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Friction Coefficient: comparison of the experimental and simulated models (□ Experimental: Low Energy, Long Engagement Time; ▪ Experimental: Low Energy, Long Engagement Time; • Experimental: High Energy, Short Engagement Time; ○ Experimental: High Energy, Short Engagement Time, with drive torque; –Simulated)
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Experimental and simulated brake torque, simulated drive torque: High energy, long time engagement
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Comparison of the experimental and simulated sliding velocities for two engagements with similar duration
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Comparison of experimental and simulated developed power, for two engagements with similar energy expenditure
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Comparison of the experimental and simulated temperatures at the sliding interface, for two engagements with similar duration
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Comparison of the experimental and simulated temperatures at the sliding interface, for two engagements with similar energy expenditure
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Comparison of the experimental and simulated temperatures at the sliding interface, for an engagement with active drive torque
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Simulated temperatures at selected interfaces. Notice the temperature drop across the ITCR-layer.

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