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TECHNICAL PAPERS

Ride Dynamics of Nonlinear Vehicle Models Using Component Mode Synthesis

[+] Author and Article Information
G. Verros, S. Natsiavas

Department of Mechanical Engineering, Aristotle University, 54006 Thessaloniki, Greece

J. Vib. Acoust 124(3), 427-434 (Jun 12, 2002) (8 pages) doi:10.1115/1.1473828 History: Received November 01, 1999; Revised January 01, 2002; Online June 12, 2002
Copyright © 2002 by ASME
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References

Figures

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Vehicle models: (a) beam vehicle body, (b) plate vehicle body
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Response diagram of linear beam vehicle models with: (a) ζ=0.1, (b) ζ=0.3 (— original, — reduced, - - - truncated and ⋯ rigid body model)
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(a) Response diagram of a vehicle model possessing bilinear suspension dampers with ζ=0.1 and ζ+=0.3, (b) Percentage of time per period spent with maximum damping coefficient (— original model, — reduced model)
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Response diagram for a vehicle model with ζ=0.1 and wheel hop: (a) absolute acceleration ẅA, (b) force between rear wheels and ground (original model: — stable solution, --- unstable solution, reduced model: — stable solution, ⋯ unstable solution)
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Poincare section at: (a) ω=8.1218, 8.3696, 8.99, and 9.374 Hz, (b) ω=9.555 Hz, (c) ω=9.8767 Hz, and (d) response history of absolute acceleration ẅA at ω=9.8767 Hz
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Response diagrams for a vehicle model with bilinear suspension dampers and wheel hop: (a) absolute acceleration ẅA, (b) percentage of time per period spent with the maximum damping coefficient, (c) force between rear wheel and ground (original model: — stable solution, --- unstable solution, reduced model: — stable solution, ⋯ unstable solution)
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Response history of ẅA at ω=20 Hz for linear beam models with: (a) ζ=0.1, (b) ζ=0.3 (— original model, — reduced model)
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Response history of ẅA at ω=20 Hz for beam models involving wheel hop with: (a) ζ=0.1, (b) ξ=0.3 (— original model, — reduced model)
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Response history ẅA at ω=20 Hz for a vehicle model with dual-rate dampers: (a) model with no wheel hop, (b) model with wheel hop (— original model, — reduced model)
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Response diagram of linear plate vehicle model with ζ=0.3 (— original, — reduced, - - - truncated and ⋯ rigid body model)

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