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TECHNICAL BRIEFS

A New Approach to Shock Isolation and Vibration Suppression Using a Resetable Actuator

[+] Author and Article Information
James E. Bobrow, Faryar Jabbari, Khiem Thai

Department of Mechanical and Aerospace Engineering, University of California, Irvine, CA 92697

J. Dyn. Sys., Meas., Control 122(3), 570-573 (Jan 29, 1999) (4 pages) doi:10.1115/1.1286629 History: Received January 29, 1999
Copyright © 2000 by ASME
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References

Kobori, T., and Kamagata, S., 1991, “Dynamic Intelligent Buildings: Active Seismic Response Control” Intelligent Structures; Monitoring and Control, Y. K. Wen, ed., Elsevier Applied Science, N. Y., pp. 279–282.
Leitmann,  G., and Reithmeirer,  E., 1993, “Semiactive Control of a Vibrating System by Means of Electrorheological Fluids,” Dynam. Control, 3, No. 1, pp. 7–34.
Patten, W. N., and Sack, R. L., 1994, “Semiactive Control of Civil Engineering Structures,” Proceedings of the 1994 ACC, Baltimore, MD, pp. 1078–1082.
Gavin,  H. P., Hanson,  R. D., and Filisko,  F. E., 1996, “Electrorheological Damper:1. Analysis and Design,” ASME J. Appl. Mech., 63, No. 3, pp. 669–682.
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Yang,  J. N., Li,  Z., and Wu,  J. C., 1996, “Control of seismic excited-buildings using active variable stiffness system,” Eng. Struct., 18, No. 8, pp. 589–596.
Nagarajaiah, S., 1997, “Semi-active Control of Structures,” Proceedings of Structural Congress, 1997, ASCE, Portland, Oregon, pp. 1574–1578.
Bobrow,  J. E., Jabbari,  F., and Thai,  K., 1995, “An Active Truss Element and Control Law for Vibration Suppression,” J. Smart Struct. Mater., 4, pp. 264–269.
Thai, K., Jabbari, F., and Bobrow, J. E., 1995, “Vibration Suppression through Parametric Control: A General Framework,” Proceedings of 1995 IMECE (International Mechanical Engineering Congress and Exposition), The Winter Annual Meeting of the ASME, San Francisco, CA.
Thai, K., 1997, “Parametric methods for vibration suppression,” Ph.D. dissertation, Department of Mechanical and Aerospace Engineering, University of California, Irvine.
Srisamang, R. E., 1997, “An experimental investigation of a new structural damping device,” M.S. project, Department of Mechanical and Aerospace Engineering, University of California, Irvine.
Inaudi,  J. A., Leitmann,  G., and Kelly,  J. M., 1994, “Single Degree of Freedom Nonlinear Homogeneous Systems,” J. Eng. Mech., 120, No. 7, pp. 1543–1562.

Figures

Grahic Jump Location
Schematic of the active element
Grahic Jump Location
Response of a mass-spring system. Dash-dotted plot is the undamped motion, dashed plot is viscous damping with ζ=.7, and the solid plot is the resetting control law.
Grahic Jump Location
Schematic of a six story building

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