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TECHNICAL PAPERS

A Poisson-Based Formulation for Frictional Impact Analysis of Multibody Mechanical Systems With Open or Closed Kinematic Chains

[+] Author and Article Information
Hamid M. Lankarani

Mechanical Engineering Department, Wichita State University, Wichita, KS 67260-0133e-mail:lankaran@me.twsu.edu

J. Mech. Des 122(4), 489-497 (Oct 01, 1999) (9 pages) doi:10.1115/1.1319160 History: Received October 01, 1999
Copyright © 2000 by ASME
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References

Figures

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Frictional impact in a general multibody mechanical system
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Impact process diagram for the seven cases of impact; (a) Type 1: Sliding and sticking in the compression phase. (b) Type 2: Sliding and sticking in the restitution phase. (c) Type 3: Sliding and reverse sliding in the compression phase. (d) Type 4: Sliding and reverse sliding in the restitution phase. (e) Type 5: Forward sliding. (f ) Type 6: Sticking with vt=0. (g) Type 7: Sliding with vt=0.
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Impact model of a double pendulum
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Results of the impact of a double pendulum; (a) Type of impact (b) % Energy loss
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Schematic drawing of instrumented double pendulum impact testing
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Dimensions of the pendulum arms from which mass and inertia properties are calculated (all dimensions are in mm)
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Schematic drawing of the double pendulum used in the test
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Sample of results from the double pendulum impact on steel plate with 91 % drop height
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Rear wheel suspension system of an automobile
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Rear wheel suspension system executing a stiff bump; (a) Type of impact; (b) % Energy loss; (c) Horizontal wheel velocity km/hr

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