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Optimal design of nonlinear energy sinks for mitigation of seismic response on structural systems

© 2021 Elsevier Ltd This paper proposes an approach for the optimal design of nonlinear energy sinks (NES) installed in structures subjected to stochastic excitation. The response of these nonlinear systems subjected to stationary or non-stationary …

Decoupled model-based real-time hybrid simulation with multi-axial load and boundary condition boxes

Real-time hybrid simulation (RTHS) is a cost and space efficient alternative to shake table testing for seismic assessment of structural systems. In this method, complete structural systems are partitioned into numerical and physical components and …

Online Stability Analysis for Real-Time Hybrid Simulation Testing

Application of model-based compensation methods to real-time hybrid simulation benchmark

Real-time hybrid simulation (RTHS) is an experimental testing technique widely used for performance evaluation of structural systems such as large buildings and bridges subjected to earthquake loading. While RTHS testing has demonstrated over the …

Experimental evaluation of the inertial mass damper and its analytical model for the stay-cable vibration mitigation

Cables are prone to vibration due to their low inherent damping characteristics. Recently, negative stiffness dampers have gained attentions, because of their promising energy dissipation ability. The viscous inertial mass damper (termed as VIMD …

Stochastic optimisation of buckling restrained braced frames under seismic loading

A stochastic optimisation procedure is proposed for the design of low- and mid-rise buckling restrained braced frames subject to seismic loading. The seismic excitation is represented as a zero-mean nonstationary filtered white noise. The Bouc?Wen …

Model-based framework for multi-axial real-time hybrid simulation testing

Real-time hybrid simulation is an efficient and cost-effective dynamic testing technique for performance evaluation of structural systems subjected to earthquake loading with rate-dependent behavior. A loading assembly with multiple actuators is …