The shaking table tests were conducted on two slopes with and without nails and both having slope angle of 45° and slope height of using an uni axial shake table
A model of the one DoF shaking table system see Figure 1 a and the SuT consisting in a two story shear building has been implemented to assess the performance of the proposed control methodology The shaking table under study features a bare table mass of 3000 kg a maximum payload of 10 000 kg
The shaking table is an important test equipment for studying the seismic resistance of structures Its vibration form has developed from single axis single degree of freedom to three direction six degree of freedom and the control algorithm has undergone a development process from traditional control to intelligent algorithm control Investigation and
In this work a Model Based Control method for a single horizontal degree of freedom shaking table is presented The proposed approach relies on the real time inversion of a previously identified linear state space model of the hydraulic servoactuator which
4 Shaking Table in the United States In 1969 Professor Penzien conceived the design of the world′s first modern shaking table with the assistance of Professor Clough both UC Berkeley faculty Laboratory Richmond Field Station 1301 S 46th Street Richmond California 94804 4698 Phone 510 665 3409 Email PEERLab NISEE
A series of shaking table tests were carried out to investigate the seismic response characteristics of a multi story subway station Dynamic responses including accelerations of the soils and the underground structure layer drift dynamic earth pressure and lateral deformation of soils were recorded and analyzed
To study the failure mechanism of pile group superstructures subjected to liquefaction induced lateral spreading large scale shaking table tests were conducted employing the large scale geotechnical shake table facility at the State Key Laboratory of Building Safety and Environment China Academy of Building Research For this purpose the overall design of a series of
According to statistics the efficiency of Tongji University earthquake simulation shaking table system ranked in the world Special needs to be pointed out that as till November 2007 laboratory s 600th shaking table test has been completed The number of high rise building model testing projects comes up to 40
The shaking table is an important test equipment for studying the seismic resistance of structures Its vibration form has developed from single axis single degree of freedom to three direction six degree of freedom and the control algorithm has undergone a development process from traditional control to intelligent algorithm control Investigation and
Physical modelling of cantilever retaining walls with and without backfill reinforcement was conducted on a 1g shaking table to evaluate the mitigation effect of reinforcement on system dynamics g denotes the acceleration of gravity The model wall has a height of m with a scale ratio of 1/4 and retains dry sand throughout The input motions are
State Key Laboratory of Disaster Reduction in Civil Engineering Tongji University Shanghai China Correspondence and tested on a shaking table subjected to a series of unidirectional and bidirectional ground motions with increasing intensities The test building consisted of a self centering tube that included four PT walls and provided
A series of 1 g laboratory shaking table tests were carried out on a five story model framed structure placed on the GSI system in a laminar shear box filled with sand subjected to input excitation of Hz to 10 Hz frequency range Ecemis N Valizadeh H Karaman M 2021 Sand—granulated rubber mixture to prevent liquefaction—induced
The numerical modeling accuracy in the assessment of seismic behavior of reinforced soil slopes was verified through laboratory shaking table experiments The effects of geometrical arrangement and tensile strength of reinforcement layers on the permanent seismic displacement of soil slopes were investigated under different earthquake records
It is difficult to conduct shaking table tests that require large displacement high frequency seismic excitation due to the limited capacity of existing electrohydraulic servo systems To address this problem a double layer shaking table DLST is proposed The DLST has two layers of one table each an upper table and lower table and aims at reproducing target
This study used shaking table tests to investigate the stochastic seismic responses of a slope reinforced by an anchored pile structure Guo Z Aydin A Huang Y Xue M 2021 Polarization characteristics of Rayleigh waves to improve seismic site effects analysis by HVSR method Key Laboratory of Geotechnical and Underground Engineering
A laboratory shaker is a general equipment used for shaking and mixing procedures in the laboratory Shakers ensure uniform sample agitation and even distribution of nutrients within Table 1 Scheduled Maintenance Applicable to Incubator Benchtop Shaker models only Note Always turn off the shaker and disconnect the power cord from the
Corresponding author Validating a low cost seismometer using a shaking table Bambang Setiawan1 Mumammad Rizal2 Halida 3Yunita3 Taufiq 4Saidi Muttaqin Hasan3 and Zulkifli Zulkifli 1Program Study of Geological Engineering Universitas Syiah Kuala 23111 Banda Aceh Indonesia 2Department of Mechanical Engineering Universitas
The experimental work in this study was conducted at the Powell Laboratory shake table facility Magenes 1989; Trautner et al 2018 located at the University of California San Diego UCSD A
This series of large scale shake table tests provides a unique benchmark for calibration of numerical models and simplified procedures to reliably estimate liquefaction induced building settlements were most helpful and are highly appreciated Furthermore the authors thank the staff at the UC San Diego Powell Laboratory and a group of
In this paper shake table testing of the aforementioned SC CBF system subjected to realistic earthquake loading is presented The research is carried out as part of the H2020 Seismology and earthquake engineering research infrastructure alliance for
Shake table experiments are conducted to assess the potential of the polymer injection technique as a liquefaction countermeasure A large m high 10 ft laminar soil container on a ×
Accepted for publication in Soil Dynamics and Earthquake Engineering 2021 Available at cohesionless soils with liquefaction potential[4] research focus into SSPSI is clear Laboratory shaking table tests on specimens with a flexible wall offer an opportunity to extend the limited performance data of SSPSI in soft clays under various
1 g laboratory shaking table tests were carried out on a ve story model framed structure placed on the GSI system in a laminar shear box lled with sand subjected to input exci 2021; Hasheminezhad et al 2022; Dhanya et al 2022 More recently vibration mitigations studies explored geosynthetics with high hyster