Analysis of actuator delay and its effect on uncertainty quantification for real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2017 at "Earthquake Engineering and Engineering Vibration"
DOI: 10.1007/s11803-017-0409-6
Abstract: Uncertainties in structure properties can result in different responses in hybrid simulations. Quantification of the effect of these uncertainties would enable researchers to estimate the variances of structural responses observed from experiments. This poses challenges… read more here.
Keywords: real time; actuator delay; time hybrid; effect ... See more keywords
Efficiency analysis of numerical integrations for finite element substructure in real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2018 at "Earthquake Engineering and Engineering Vibration"
DOI: 10.1007/s11803-018-0426-0
Abstract: Finite element (FE) is a powerful tool and has been applied by investigators to real-time hybrid simulations (RTHSs). This study focuses on the computational efficiency, including the computational time and accuracy, of numerical integrations in… read more here.
Keywords: finite element; substructure; real time; time hybrid ... See more keywords
Cyber-physical structural optimization using real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2019.05.042
Abstract: Abstract Traditionally, structural optimization is a numerical process; candidate designs are created and evaluated through numerical simulation (e.g., finite element analysis). However, when dealing with complex structures that are difficult to model numerically, large errors… read more here.
Keywords: optimization; time hybrid; structural optimization; real time ... See more keywords
Multi-rate Real Time Hybrid Simulation operated on a flexible LabVIEW real-time platform
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2021.112308
Abstract: Abstract This paper presents a real-time hybrid simulation (RTHS) strategy where the numerical and experimental substructures are executed at two different rates to optimize computational resources while maintaining an effective actuator control. The concept is… read more here.
Keywords: time; time hybrid; real time; rate ... See more keywords
Evaluation of frequency evaluation index based compensation for benchmark study in real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2019 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2019.05.039
Abstract: Abstract Actuator control plays an essential role to achieve stable and accurate real-time hybrid simulation (RTHS) results. Delay compensation is often used to minimize the desynchronization at the interface between numerical and experimental substructures. In… read more here.
Keywords: time; evaluation; time hybrid; real time ... See more keywords
Dynamical stability analysis of MDOF real-time hybrid system
Sign Up to like & getrecommendations! Published in 2019 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2019.106261
Abstract: Abstract Real-time hybrid simulation is an advanced testing methodology to evaluate structural responses under realistic operating conditions. Typically, the real-time hybrid system uses actuation and control system to apply load and motion boundary conditions on… read more here.
Keywords: system; time; hybrid system; time hybrid ... See more keywords
High performance compensation using an adaptive strategy for real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2019 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2019.106262
Abstract: Abstract Real-time hybrid simulation (RTHS) is an innovative and versatile technique for evaluating the dynamic responses of structural and mechanical systems. This technique separates the emulated system into numerical and physical substructures, which are analyzed… read more here.
Keywords: performance; time hybrid; real time; strategy ... See more keywords
Benchmark control problem for real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2020 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2019.106381
Abstract: Abstract This paper presents the problem definition and guidelines for a benchmark control problem in real-time hybrid simulation for a seismically excited building, to appear in a Special Issue of Mechanical Systems and Signal Processing.… read more here.
Keywords: control; time hybrid; real time; problem ... See more keywords
Sliding mode control design for the benchmark problem in real-time hybrid simulation
Sign Up to like & getrecommendations! Published in 2021 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2020.107364
Abstract: Abstract Real-time hybrid simulation (RTHS) is a novel cyber-physical testing technique for investigating especially large or complicated structural systems. Controllers are required to compensate for the dynamics of transfer systems that emulate the interactions between… read more here.
Keywords: sliding mode; benchmark problem; real time; control ... See more keywords
Robust and high fidelity real-time hybrid substructuring
Sign Up to like & getrecommendations! Published in 2021 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2021.107720
Abstract: Abstract In many engineering applications, mechanical contact leads to unwanted dynamic phenomena, such as excitation of high frequency modes. To investigate the induced dynamics, systems need to be tested already in the early development stage.… read more here.
Keywords: control; time hybrid; real time; iterative learning ... See more keywords
Thermomechanical Real-Time Hybrid Simulation: Conceptual Framework and Control Requirements
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DOI: 10.2514/1.j062857
Abstract: Real-time hybrid simulation (RTHS) is an enabling technology that has transformed engineering experimentation and helped researchers expand modeling capabilities. However, breakthroughs are necessary to expand the range of hybrid simulation methods and, thus, enable experiments… read more here.
Keywords: control requirements; simulation; hybrid simulation; real time ... See more keywords