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TECHNICAL PAPERS

Shaking-Table Control by Real-Time Compensation of the Reaction Force Caused by a Nonlinear Specimen

[+] Author and Article Information
Yoshihiro Dozono

Mechanical Engineering Research Laboratory, HITACHI, Ltd., 502 Kandatsu, Tsuchiura, Ibaraki 300-0013, Japan

Toshihiko Horiuchi

Research & Development Group, HITACHI, Ltd., New Marunouchi Bldg. 5-1 Marunouchi 1-Chome, Chiyoda, Tokyo, 100-8220, Japan

Hideo Katsumata

Technical Research Institute, Obayashi Corporation, 640 Shimokiyoto 4-chome, Kiyose-shi, Tokyo, 204-8558, Japan

Takao Konno

Public & Municipal Systems Division, HITACHI, Ltd., 603 Kandatsu, Tsuchiura, Ibaraki 300-0013, Japan

J. Pressure Vessel Technol 126(1), 122-127 (Feb 26, 2004) (6 pages) doi:10.1115/1.1634586 History: Received November 07, 2002; Revised March 12, 2003; Online February 26, 2004
Copyright © 2004 by ASME
Topics: Force , Signals , Filters
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References

Nowak, R. F., Kusner, D. A., Larson, R. L., and Thoen, B. K., 2000, “Utilizing Modern Digital Signal Processing for Improvement of Large Scale Shaking Table Performance,” Proc. 12th World Conference on Earthquake Engineering, New Zealand, Paper No. 2035.
Ogawa, N., Ohtani, K., Nakamura, I., Sati, E., and Nagasaki, T., 2000, “Development of Core Technology for 3-D 1200 Tonne Large Shaking Table,” Proc. 12th World Conference on Earthquake Engineering, New Zealand, Paper No. 2156.
Dozono,  Y., Horiuchi,  T., and Konno,  T., 2001, “Improvement of Shaking-Table Control With Adaptive Filter,” Trans. Jpn. Soc. Mech. Eng., Ser. C, C-67(664), pp. 3801–3807, (in Japanese).
Åström, K. J., and Wittenmark, B., 1984, Computer Controlled Systems, Prentice-Hall, Inc., Englewood Cliffs, N.J., Chap. 13.
Horiuchi, T., Dozono, Y., and Konno, T., 2001, “Improvement of Accuracy of Seismic-Acceleration Waveforms of Shaking Tables by Compensating for the Reaction Force in Real-Time,” Trans. 16th International Conference on Structural Mechanics in Reactor Technology, Washington DC, Paper No. 1085.
Clough, R. W., and Penzien, J., 1982, Dynamics of Structures, McGraw-Hill Kogakusha, Tokyo, Japan, Chap. 26-5.

Figures

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Feedback-controlled shaking table
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Bandstop filter for making mask signal
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Shaking table used for experiments
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Limit performance (X-direction)
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Transfer characteristics of shaking-table model (X-direction)
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Target signal (X-direction, Case 1): (a) time history; and (b) pseudo-velocity response spectrum.
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Transfer function of shaking table with specimen (X-direction)
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Pseudo-velocity response spectra: Case 1 (X-direction)
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Pseudo-velocity response spectra: Case 2 (X-direction)

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