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Sampled Data Feedback-Feedforward Control of Structures with Time Delays
Publisher: American Society of Civil Engineers
Abstract: A sampled data control algorithm taking into account external excitations was developed for structural engineering applications. The structure was modeled as a continuous system controlled by a digital control system. In ...
Adaptive Feedback–Feedforward Control of Building Structures
Publisher: American Society of Civil Engineers
Abstract: This paper proposes a combined feedback–feedforward control algorithm for reducing structural response of buildings to seismic excitations. The controller contains both feedback and feedforward components. The feedback ...
Structural Damage Diagnosis and Assessment under Seismic Excitations
Publisher: American Society of Civil Engineers
Abstract: This study proposes a method of detecting, locating, and quantifying structural damage by directly using structural vibration measurements in the time domain. In this method, the coupling effect of the damage at different ...
Detection of Changes in Global Structural Stiffness Coefficients Using Acceleration Feedback
Publisher: American Society of Civil Engineers
Abstract: This technical note presents an extension of a previous study where two methods for detecting structural damage have been developed by using displacement and velocity measurements. In this study, acceleration feedback is ...
Improved Decentralized Method for Control of Building Structures under Seismic Excitation
Publisher: American Society of Civil Engineers
Abstract: A decentralized control method with improved robustness and design flexibility is proposed for reducing vibrations of seismically excited building structures. In a previous study, a control scheme was developed for multistory ...