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TECHNICAL PAPERS

H2 Optimization of the Three-Element Type Dynamic Vibration Absorbers

[+] Author and Article Information
Toshihiko Asami

Mechanical Engineering, Himeji Inst. of Tech., 2167 Shosha, Himeji, Hyogo 671-2201, Japan

Osamu Nishihara

Systems Science, Kyoto University, Yoshida-Honmachi, Sakyo-ku, Kyoto 606-8501, Japan

J. Vib. Acoust 124(4), 583-592 (Sep 20, 2002) (10 pages) doi:10.1115/1.1501286 History: Received January 01, 2002; Revised May 01, 2002; Online September 20, 2002
Copyright © 2002 by ASME
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References

Figures

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Systems with the Voigt type DVA (a) Force excitation system; (b) Motion excitation system
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Systems with the three-element type DVA (a) Force excitation system; (b) Motion excitation system
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Analytical model of a system with an air damper (a) Schematic sketch; (b) Equivalent system
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Comparison of the optimum design parameters and frequency response curves between the three-element and Voigt type DVAs (a ) Optimum design parameters (absolute displacement); (b) Optimum design parameters (relative displacement); (c) Optimized frequency response curves (absolute disp.); (d) Optimized frequency response curves (relative disp.)
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Comparison of the optimum design parameters and frequency response curves between the H2 and H optimization criterions (a) Optimum design parameters (absolute displacement); (b) Optimum design parameters (relative displacement); (c) Optimized frequency response curves (absolute disp.); (d) Optimized frequency response curves (relative disp.)
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Graphical representation of the optimum parameters of the three-element type DVA based on the H2 criterion (absolute displacement-based design) (a) Optimum tuning νopt; (b) Optimum spring ratio κopt; (c) Optimum damping ζ2opt
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Graphical representation of the optimum parameters of the three-element type DVA based on the H2 criterion (relative displacement-based design) (a) Optimum tuning νopt; (b) Optimum spring ratio κopt; (c) Optimum damping ζ2opt
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Minimized performance indices for H2 optimization (a) Force excitation system (b) Motion excitation system (absolute displacement-based design); (c) Motion excitation system (relative displacement-based design)

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