Model-based motion control for multi-axis servohydraulic shaking tables
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- 作者：A.R. Plummer A.R.Plummer@bath.ac.uk" class="auth_mail" title="E-mail the corresponding author
- 关键词：Shaking table ; Electrohydraulic servosystem ; Earthquake simulation ; Multi-axis control ; Parallel kinematic mechanism ; Modal control
- 刊名：Control Engineering Practice
- 出版年：2016
- 出版时间：August 2016
- 年：2016
- 卷：53
- 期：Complete
- 页码：109-122
- 全文大小：3154 K
文摘
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High bandwidth shaking table control for better simulation of earthquake motion.
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Real-time modal decomposition used to decouple control axes.
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Actuator-stiffness related modal dynamics are cancelled within the control loop.
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Experimental results shown for a 43 tonne overconstrained 6 DOF shaking table.
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Acceleration bandwidth is 100Hz, much higher than hydraulic resonant frequencies.