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Using Multi-time Stepping in Finite Element Models to Meet Real Time Constraints
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09 Apr 2013 | Publications | Contributor(s): Gregory Brendan Bunting, Payton Lindsay, Amin Maghareh, Arun Prakash, Shirley Dyke
In the field of Real-Time Hybrid Simulation (RTHS) several studies have investigated various unique physical setups, while the numerical models have remained relatively simple. In the area of...
Investigation of Uncertainties Associated with Actuation Modeling Error and Sensor Noise on Real Time Hybrid Simulation Performance
28 Feb 2013 | Publications | Contributor(s): Amin Maghareh, Shirley Dyke, Ge(Gaby) Ou, Yili Qian
Real time hybrid simulation (RTHS) is a promising cyber-physical method for the experimental evaluation of civil engineering structures. RTHS allows for simulation of highly complicated...
Model-Based Framework for Real-Time Dynamic Structural Performance Evaluation
02 Oct 2012 | Publications | Contributor(s): Brian Phillips, Billie F. Spencer
Extreme dynamic events continue to demonstrate the fragility of civil infrastructure worldwide. Over the years, design codes and computational tools have come to reflect an improved understanding...
Increasing Resilience in Civil Structures Using Smart Damping Technology
03 Jun 2012 | Publications | Contributor(s): Zhaoshuo Jiang
Highway bridges are a significant and critical component of the civil infrastructure. However, they are continuously approaching or exceeding their design life and are increasingly being...
Real-time Hybrid Simulation Benchmark Study with a Large-Scale MR Damper
16 Aug 2010 | Publications | Contributor(s): Brian Phillips, Yunbyeong Chae, Zhaoshuo Jiang, Bill Spencer, James Ricles, Richard Christenson, Shirley Dyke, Anil Agrawal
Real-time hybrid simulation is a powerful and cost effective alternative for testing rate dependent structural components such as advanced energy dissipation devices. Hybrid simulation, of which...
Comparison of 200 KN MR Damper Models for use in Real-time Hybrid Simulation
16 Aug 2010 | Publications | Contributor(s): Zhaoshuo Jiang, Richard Christenson, Yunbyeong Chae, James Ricles, Anthony Joseph Friedman, Shirley Dyke, Brian Phillips, Bill Spencer
Control devices can be used to dissipate the energy of a civil structure subjected to dynamic loading, such as an earthquake, thus reducing structural damage and preventing failure. The...
A Tracking Error-Based Adaptive Compensation Scheme for Real- Time Hybrid Simulation
31 Jul 2010 | Publications | Contributor(s): cheng chen, James Ricles
Real-time hybrid simulation combines experimental testing and numerical simulation, and thus provides a viable alternative for the dynamic testing of civil engineering structures. Actuator delay...
Servo-Hydraulic Actuator Control for Real-Time Hybrid Simulation
Real-time hybrid simulation combines experimental testing with numerical simulation, enabling the complete structural system to be considered in an experiment. The method presents an economical...