Series 2021 Shaking Table

This paper presents the findings of a series of shaking table tests conducted to investigate the seismic damage and dynamic characteristics of a tunnel crossing a sliding surface system. ... Pai and Wu (2021) conducted shaking table tests and proposed a time–frequency variation relationship based on a comprehensive analysis of multi-attribute ...

In terms of experimental studies, Zhao et al. (2021) conducted shaking table tests of a jacket electrical platform model. Bao et al., 2021, 2023 detected the damage of a steel jacket offshore platform model through shaking table tests. The majority of existing studies on the seismic performance of jacket offshore platforms are based on rigid ...

Ma et al. [10] used the shaking table test to study the distribution and variation of the dynamic soil pressures acting on supporting structures, including the antisliding pile and the prestressed ...

In this paper, DC series arc was generated by two different rigs: 1) an arc fault demonstrator driven by a stepper motor, 2) shaking table which emulates the vibration caused by aircrafts ...

In addition, this series of large-scale shake table tests provides a unique benchmark for the calibration of numerical models and simplified procedures to reliably …

Based on this approach, a series of underwater shaking table tests were carried out to examine the hydrodynamic added mass and the inertial coefficient in the Morison equation induced by earthquakes (Li et al., 2019). ... Tianjin University constructed the first dual underwater shaking table system in 2021, which provides the necessary ...

To better understand the characteristics of the seismic response of nuclear power stations with fixed-base and pile-raft foundations, a series of shaking table tests were performed. The shaking table tests included three cases: free-field soil, fixed-base structure without soil, and superstructure with a pile-raft foundation embedded in the soil. One white noise excitation and …

This study focuses on the design of a single-axis shake table and development. of its computational simulation. Each of the various parts of the shake table's designs are. detailed …

Two large-scale shake table test series, one without any mitigation measures and one using helical piles, were conducted using the shake table facility at the University of California, San …

Wet shaking table operating parameters optimization for maximizing metal recovery from incineration bottom ash fine fraction ... the waste-to-energy plant in Prague were collected during a 7-day sampling campaign conducted between February and May 2021 to guarantee the representativeness of the sample. ... a series of tests have been carried ...

The second series of tests used eight model variations to analyze the effect of changes in the monopile's physical dimensions on the OWTs' seismic behavior. It should be noted that the stress conditions in the model and prototype are not the same in 1 g shaking table tests, and this research shows the mechanism of seismic behavior of OWTs.

To investigate the contribution of PPP AR to vibration monitoring as well as the performance of BDS PPP with both BDS-2 and BDS-3 satellites for vibration monitoring, a 50-minute shaking table test was conducted on October 24, 2021 in the open-sky playground within the new campus of the Central South University in Changsha, China.

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.

2021; The changes in groundwater level in coral islands are more common than those in inland areas. In this paper, a series of shaking table tests were performed to investigate the influence of the … Expand. 9. Save. Seismic Response of Pile Groups Improved with Deep Cement mixing Columns in Liquefiable Sand: Shaking Table Tests.

A series of shaking table tests will be carried out on 0.4 m high instrumented soil nailed embankments. The important parameters considered in this study consist of a combination of three different slope angles (β = 30°, 45°, and 60°), three different nail inclinations (i = 0°, 15°, and 30°), and three nail lengths (l = 0.2, 0.3, and 0.4 m).). This study revealed that the effect of ...

Large-scale shake table tests were performed on 1:100 scale physical models of the tunnel to analyze the seismic responses under various ground motion excitations. ... with a focus on the reliability of the lining system of a small underground tunnel in the soil. An et al., in 2021, ... seismic behavior of a shield tunnel with an ultra-large ...

Additionally, the resonant frequency may increase with increasing tier-offset. Safaee et al. (2021) performed 1 g shaking table tests to compare the dynamic behavior of single- and multi-tiered MSE walls, and found that multi-tiered walls exhibited better seismic stability, wall deformation, and acceleration responses.

The shaking table tests were carried out on the shaking table system of the State Key Laboratory for Disaster Reduction in Civil Engineering of Tongji University. The size of the shaking table is 6 m × 4 m, the maximum load is 30 t, the maximum input acceleration is ± 1.5 g, and the working frequency range is 0.1 Hz ∼ 50 Hz.

Two stratigraphic successions (Models 1 and 2, Fig. 1, Table 1) were designed according to the natural scales and stratigraphic systems of the saturated lacustrine sediments in the field (Liang et al., 2018, Liang et al., 2021).Model 1 was designed as a simple stratigraphic system of thick silty-clay and sand layers, which had 1:1 scale of the sedimentary strata and …

Currently, the shaking table test for the tunnel portal is mainly used to study the dynamic response of the lining under the action of an earthquake (Jiang et al., 2011, Guan et al., 2019, Zhang et al., 2019, Chen et al., 2020, Cui et al., 2020), as well as to explore conventional anti-vibration models, damping layers, damping joints, and other technologies (Cui et al., …

Then, a uniaxial electro-hydraulic shaking table controlled by a set of parallel rotar... A novel method for high-frequency non-sinusoidal vibration waveforms with uniaxial electro-hydraulic shaking table based on Fourier series - …

A centrifuge shaking table test was performed to research the seismic response of underground structures in liquefiable interlayer sites, and a valid numerical model was …

Accepted for publication in Soil Dynamics and Earthquake Engineering, 2021. Available at: cohesionless soils with liquefaction potential[4]. However, many piles are located on soft clays that have ... A series of physical shaking table tests comprising flexible wall barrel containers were conducted by Meymand et al. at the UC Berkeley PEER ...

A series of shaking table tests were conducted in this study to investigate the effects of the groundwater level on the seismic response of underground structures in coral sand. The dynamic responses, such as the pore water pressure, acceleration, soil pressure, strain and settlement are tested and analyzed for four different groundwater levels.

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 …

In this Ph.D. study, a series of shaking table tests were conducted on fresh CPB samples (75 cm × 75 cm ×70 cm), which were mixed and poured into a flexible laminar shear box (that was designed ...

Alisawi A.T., Collins P.E.F., Cashell K.A. Nonlinear Numerical Simulation of Physical Shaking Table Test using Three Different Soil Constitutive Models. Accepted for publication in Soil …

Dyn. 2013; 42:2003–2021 DOI: 10.1002/eqe 3D SHAKING TABLE TEST ON A SEVEN-STOREY FULL-SCALE X-LAM BUILDING 2005 The series of monotonic and cyclic tests on different wall panel layouts allowed optimising standard joinery of X-lam buildings by using commercially available hold-downs, steel angles, screws and nails [17, 18].

1.. IntroductionIt is well-known that earthquake is one of the most dangerous disasters on earth, making seismic research urgent. According to Huang (2008), seismic test is the most important step in seismic research.The shaking table test is favoured by researchers because it can effectively reproduce seismic waves on the table during the experimental …

An JH, Tao LJ, Jiang LZ and Yan HJ (2021), "A Shaking Table-Based Experimental Study of Seismic Response of Shield-Enlarge-Dig Type's Underground Subway Station in Liquefiable Ground," Soil Dynamics and Earthquake Engineering, 147: 106621. Article Google Scholar . Chen GX, Chen S, Qi CZ, Du XL, Wang ZH and Chen WY (2015a), "Shaking Table …