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Research on Shaking Table Test of Earthquake Simulation Based on Hybrid Integration Algorithm

Ying-Qing Guo, Zong-Yin Li, Xiao-Lu Yang, Jin-Bao Li
2020 IEEE Access  
Aiming at the problem of poor accuracy of acceleration waveform reproduction during the shaking table test of earthquake simulation, a hybrid integration algorithm based on seismic acceleration signal  ...  INDEX TERMS Earthquake simulation shaker, hybrid integration algorithm, low frequency attenuation, polynomial fitting, seismic wave reproduction  ...  ACKNOWLEDGMENT The work was supported by National Natural Science Foundation of China with Grant Number (51878355).  ... 
doi:10.1109/access.2020.3034326 fatcat:nhkur4citjbt5kvrqyg527esfi

Development of the Shaking Table and Array System Technology in China

Chun-hua Gao, Xiao-bo Yuan
2019 Advances in Civil Engineering  
Typical shaking table test, array system tests, and experimental simulation materials were induced and contrasted.  ...  Research, conclusion, comparison, and analysis concerning the developmental history, constructional situation, performance index, control algorithm, and experimental technique of the internal shaking table  ...  Acknowledgments e authors acknowledge the support from the Science and Technology Breakthrough Project of the Science and Technology Department of Henan Province (182102210539), the Key Scienti c Research  ... 
doi:10.1155/2019/8167684 fatcat:4n4a5mv4orhbnowg6l5gsh37wq

Editorial: Recent Advances and Applications of Hybrid Simulation

Wei Song, Chia-Ming Chang, Vasilis K. Dertimanis
2020 Frontiers in Built Environment  
Tian et al. provides a comprehensive review on STST based on its development in the past two decades, including hybrid simulation frameworks, time integration algorithms, delay compensation methods, shake  ...  This study also represents an example of shake table substructure testing (STST), a technique combining hybrid simulation and shake table testing.  ...  Conflict of Interest: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.  ... 
doi:10.3389/fbuil.2020.625197 fatcat:oy2ekamocrh5jn6iqhsbdjno3q

Towards error-free hybrid simulation using mixed variables

Tarek Elkhoraibi, Khalid M. Mosalam
2007 Earthquake engineering & structural dynamics (Print)  
Two procedures are developed and implemented in a hybrid simulation system (HSS) with the aim of enhancing the accuracy and reliability of the online, i.e. pseudo-dynamic, test results.  ...  A feed-forward error compensation scheme is devised leading to a more accurate execution of the test.  ...  ACKNOWLEDGEMENTS The presented research was funded by NSF Contract No. CMS0116005. The assistance of Mr Alidad Hashemi is highly appreciated.  ... 
doi:10.1002/eqe.691 fatcat:wm6qjajru5dqlnsecmwptl7a3u

Comparison of real-time hybrid testing with shake table tests for an MR damper controlled structure

Yi Zhong Lin, Richard E. Christenson
2009 2009 American Control Conference  
This paper compares the results of real-time hybrid testing with shake table tests at the University of Connecticut (UConn) to provide validation of a newly constructed real-time hybrid test facility at  ...  For the shake table tests the two-story building model with Lord Corporation MR Damper (RD -1005-3) is tested on a medium-scale uniaxial seismic simulator located at UConn.  ...  A number of researchers have examined the effect of an apparent time delay on real-time hybrid simulation.  ... 
doi:10.1109/acc.2009.5160643 dblp:conf/amcc/LinC09 fatcat:sl6wlbku4vfi3oazrru5zlzhhy

Advances in Real-Time Hybrid Testing Technology for Shaking Table Substructure Testing

Yingpeng Tian, Xiaoyun Shao, Huimeng Zhou, Tao Wang
2020 Frontiers in Built Environment  
This paper reviews a series of STSTs and their associated implementation aspects including hybrid testing frameworks, time integration algorithms, delay compensation methods, shaking table and actuator  ...  Shaking table substructure testing (STST) takes the substructure with complex behavior physically tested, with the behavior of the rest structural system being numerically simulated.  ...  The study received financial support from the Scientific Research Fund of Institute of Engineering Mechanics, China Earthquake Administration (2017A02), the National Science Foundation of China (51678538  ... 
doi:10.3389/fbuil.2020.00123 fatcat:6ejzv746pjc6nme2j66id3zxzu

An overview of seismic hybrid testing of engineering structures

D.P. McCrum, M.S. Williams
2016 Engineering structures  
An overview of research on the development of the hybrid test method is presented.  ...  The maturity of the hybrid test method is mapped in order to provide context to individual research in the overall development of the test method.  ...  Development of Distributed Hybrid Testing The main frameworks that have been developed in distributed hybrid testing are; the Client/Server framework [124] ; the Internet-based Simulations for Earthquake  ... 
doi:10.1016/j.engstruct.2016.03.039 fatcat:2aqojeklzjfbfcsucjja2f2lum

Design and Simulation of a Model Predictive Controller (MPC) for a Seismic Uniaxial Shake Table

Royce Val C. Malalis, Chyn Ira C. Crisostomo, Romel S. Saysay, Alexander C. Abad, Lessandro Estelito O. Garciano, Renann G. Baldovino
2020 International Journal on Advanced Science, Engineering and Information Technology  
Shake table is one of the apparatus that aids in researches to generate techniques, structural developments, and strategies to prevent, prepare, and minimize an earthquake's devastating effects.  ...  This study presents the design and simulation of an MPC for a uniaxial shake table intending to analyze the system's behavior and accuracy.  ...  research funding and the Engineering Research and Development for Technology (ERDT) of the Department of Science and Technology (DOST) for the dissemination support.  ... 
doi:10.18517/ijaseit.10.3.9953 fatcat:2pilremxifa4hoyht5sukddzwm

NEES integrated seismic risk assessment framework (NISRAF)

Sheng-Lin Lin, Jian Li, Amr S. Elnashai, Billie F. Spencer Jr.
2012 Soil Dynamics and Earthquake Engineering  
The paper presents an integrated and extensible framework for assessment of the impact of earthquakes on the civil infrastructure systems, particularly buildings and bridges.  ...  The framework, referred to as NEES Integrated Seismic Risk Assessment Framework (NISRAF), is developed with a focus on improving the reliability of earthquake assessment results.  ...  control researchers improving their algorithms in order to pursue the ultimate goal of earthquake engineering: the assessment and mitigation of earthquake losses.  ... 
doi:10.1016/j.soildyn.2012.06.005 fatcat:suxjomyffrgipd5c2jypk5z6oq

MyShake: A smartphone seismic network for earthquake early warning and beyond

Q. Kong, R. M. Allen, L. Schreier, Y.-W. Kwon
2016 Science Advances  
We show that smartphones can record magnitude 5 earthquakes at distances of 10 km or less and develop an on-phone detection capability to separate earthquakes from other everyday shakes.  ...  Our proof-of-concept system then collects earthquake data at a central site where a network detection algorithm confirms that an earthquake is under way and estimates the location and magnitude in real  ...  Shake table test The shake table tests were conducted at the Pacific Earthquake Engineering Research Center.  ... 
doi:10.1126/sciadv.1501055 pmid:26933682 pmcid:PMC4758737 fatcat:cajyyttjwjc3pd6z6rtxfpxrcu

Shaking Table Substructure Testing Based on Three-Variable Control Method with Velocity Positive Feedback

Guoshan Xu, Zhen Wang, Yintong Bao, Ge Yang, Bin Wu
2020 Applied Sciences  
A comparison between the traditional shaking table test and STST shows that when the latter is based on the TVCM-VPF, it exhibits an excellent performance in terms of the stability and accuracy of displacement  ...  The effectiveness of the proposed methods is validated by experiments on a three-story frame structure with a tuned liquid damper loaded on an old shaking table originally designed with the traditional  ...  [36] performed a comprehensive investigation of the stability of the STST system based on two model-based integration algorithms with controllable numerical energy dissipation.  ... 
doi:10.3390/app10165414 fatcat:f5zzgqefefhzdjs5btdb6ih75a

Real-Time Hybrid Simulation of Seismically Isolated Structures with Full-Scale Bearings and Large Computational Models

Alireza Sarebanha, reas H. Schellenberg, Matthew J. Schoettler, Gilberto Mosqueda, Stephen A. Mahin
2019 CMES - Computer Modeling in Engineering & Sciences  
The adaptation of a full-scale bearing test machine for the implementation of real-time hybrid simulation is presented here with a focus on the challenges encountered in attaining reliable simulation results  ...  Reliable results from real-time hybrid simulation requires implementation of compensation algorithms and correction of these various sources of errors.  ...  The authors are grateful for the assistance of various experts on earthquake engineering including Professor James Kelly and Dr. Frank McKenna.  ... 
doi:10.32604/cmes.2019.04846 fatcat:ptoorsqtcrgn5a5gkcs6wwim5u

Earthquake Ground Motion Matching on a Small Electric Shaking Table Using a Combined NN-PDFF Controller

Selma H. Larbi, Nouredine Bourahla, Hacine Benchoubane, Khireddine Choutri, Mohammed Badaoui
2020 Shock and Vibration  
Results of tests using earthquake records showed an enhancement in signal matching when integrating the NN model for both bare and loaded conditions of the shaking table.  ...  In this paper, a neural network- (NN-) based controller has been developed and experimentally implemented to improve the acceleration tracking performance of an electric shaking table.  ...  Conflicts of Interest e authors declare that they have no conflicts of interest regarding the publication of this paper.  ... 
doi:10.1155/2020/7260590 fatcat:o6ccdqio45gmrdhqpo5tmcp6si

Smart structures: Part II — Hybrid control systems and control strategies

N.R. Fisco, H. Adeli
2011 Scientia Iranica. International Journal of Science and Technology  
In this paper, journal articles on the hybrid vibration control of structures and control strategies, published during the same period, are reviewed.  ...  They include modified LQR and LQG, neural network-based, fuzzy logic, sliding mode and wavelet-based controllers. Studies on optimum placement of control devices are also summarized.  ...  Wongprasert and Symans [17] present the results of an experimental study on hybrid control of a 2D, 1:4 scale, three-story, theoretical steel building model mounted on a uni-axial shaking table, with  ... 
doi:10.1016/j.scient.2011.05.035 fatcat:2b3ahus2enattgvcyoi36axuxa

Control of structures with friction controllable sliding isolation bearings

S. Nagarajaiah, M.Q. Feng, M. Shinozuka
1993 Soil Dynamics and Earthquake Engineering  
Response to various earthquake motions, simulated using the two control algorithms, is presented. Comparisons with experimental results are also presented.  ...  ., ASCE, 1993, 119(6), in press), the control algorithm having been developed based on a key assumption that the structural motion is always in the sliding phase.  ...  Partial funding for this study, from the National Center for Earthquake Engineering Research grant no. 91-2204, is gratefully acknowledged.  ... 
doi:10.1016/0267-7261(93)90049-w fatcat:trv747djvrctth6dzptf7mhqwm
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