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Optimal Stabilization of Column Buckling
Publisher: American Society of Civil Engineers
Abstract: Linear buckling of column structures is an important design constraint in many structures, particularly where weight is a primary concern. Active strengthening is the application of feedback control to increase the critical ...
Identification of Structural System Parameters Using the Cascade-Correlation Neural Network
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The use of neural networks for structural system identification is receiving an increasing amount of attention through the research focused on structural control and intelligent systems. These ...
Robust H∞ Control Considering Actuator Saturation. I: Theory
Publisher: American Society of Civil Engineers
Abstract: This paper represents the first part of a two-part study devoted to the theory and application of
Robust H∞ Static Output Feedback Control with Actuator Saturation
Publisher: American Society of Civil Engineers
Abstract: There are several key issues to be considered in the design of active control systems for civil structures, including robustness to pertubations of the structural parameters stability in the presence of nonlinear actuator ...
Robust H∞ Control Considering Actuator Saturation. II: Applications
Publisher: American Society of Civil Engineers
Abstract: This research applies the robust
Output-Only Modal Parameter Identification of Systems Subjected to Various Types of Excitation
Publisher: ASCE
Abstract: This study presents a novel modal parameter identification method enabling approximation of the mode shapes of linear systems using white-noise or earthquake inputs. The majority of well-established existing system ...
Beyond Ductility: Parametric Testing of a Jointed Rocking Beam-Column Connection Designed for Damage Avoidance
Publisher: American Society of Civil Engineers
Abstract: Despite their good performance in terms of their design objectives, many modern code-prescriptive buildings built in Christchurch, New Zealand, had to be razed after the 2010–2011 Canterbury earthquakes because repairs ...
Beyond Ductility: Parametric Testing of a Jointed Rocking Beam-Column Connection Designed for Damage Avoidance
Publisher: American Society of Civil Engineers
Abstract: Despite their good performance in terms of their design objectives, many modern code-prescriptive buildings built in Christchurch, New Zealand, had to be razed after the 2010–2011 Canterbury earthquakes because repairs ...
Experimental Test and Validation of a Direction- and Displacement-Dependent Viscous Damper
Publisher: American Society of Civil Engineers
Abstract: Semiactive devices offer the opportunity to customize the device response, and thus to customize the overall structural hysteretic response. However, they are actively controlled and thus entail a significant addition of ...
Damage Avoidance Design Steel Beam-Column Moment Connection Using High-Force-to-Volume Dissipators
Publisher: American Society of Civil Engineers
Abstract: Existing welded steel moment frames are designed to tolerate substantial yielding and plastic rotation under earthquake loads. This sacrificial design approach can lead to permanent, and often irreparable damage when ...