The Dynamics of a Ball-Type Balancer System Equipped with a Pair of Free-Moving Balancing Masses

[+] Author and Article Information
Jaan-Rong Kang, Chang-Po Chao

Department of Mechanical Engineering, Chung-Yuan Christian University, Chung-Li, Taiwan 32023

Chun-Lung Huang, Cheng-Kuo Sung

Department of Power Mechanical Engineering, National Tsing Hua University, Hsinchu, Taiwan 300

J. Vib. Acoust 123(4), 456-465 (Apr 01, 2001) (10 pages) doi:10.1115/1.1385203 History: Received October 01, 2000; Revised April 01, 2001
Copyright © 2001 by ASME
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Actions of forces and accelerations on the balancing balls (a) free body diagram (b) equivalent free body diagram (c) accelerations
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An illustration of steady-state positions of balancing balls
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Stability diagram of scaling parameter ε versus speed ratio p for Type I solutions
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Combined stability diagram of scaling parameter ε versus speed ratio p for Type II solutions
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(a) The balls are contained in a cap that is placed on the top of the disk (b) the balls are integrated into the spindle motor and located under the turntable
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The mathematical model of the rotor
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Combined stability diagram of scaling parameter ε versus speed ratio p for Type III solutions
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Levels of residual radial vibration for stable Type I and III solutions, A, versus speed ratio; low curve: Type III-1, high curve: Type III-2
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Theoretical and simulated levels of residual radial vibration, A, versus speed ratio p for stable Type I and III-1 solutions; solid lines: theoretical predictions stars: simulated results



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