The paper investigates the valve train system of a 4-stroke single cylinder engine. An integrated approach for the dynamics and tribological behavior of the mechanism, as well as cam-tappet contact characteristics is described. The proposed model predicts the cam-tappet contact sub-surface stress field as well as contact deflection. Experimental validation is provided for the dynamic model with a motored test rig, using Laser Doppler vibrometry (LDV). The model can be used in the design stage or for design evaluation.

Volume Subject Area:
20th Biennial Conference on Mechanical Vibration and Noise
Topics:
Cylinders, Deflection, Design, Dynamic models, Dynamics (Mechanics), Internal combustion engines, Lasers, Single-cylinder engines, Stress, Trains, Tribology, Valves
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Copyright © 2005
 by ASME
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