shaking table test of steel frame structures subjected to scenario earthquakes

Shaking table test on a brick structure - YouTube

Apr 23, 2015· Earthquakes cause severe damages to masonry structures due to inertial forces acting in the normal direction to the plane of the walls. ... A brick masonry structure was tested on a shaking table ...

Shaking table tests of 1:4 reduced‐scale models of masonry ...

Two models of masonry infilled reinforced concrete frame buildings were tested at the shaking table. Models were built in the reduced scale 1:4 using the materials produced in accordance to modelling demands of true replica modelling technique.

Numerical and experimental evaluation of seismic capacity ...

steel moment frame structures subjected to long duration records. The effectiveness of the numerical model in quantification of the seismic capacity of high rise steel structures is demonstrated through val-idation with a full scale shaking table test of a high-rise steel building subjected to a …

ABAQUS Framed Reinforced Concrete Multi-Storey Structure ...

Feb 27, 2016· This video presents one of the ways of modelling framed reinforced concrete multi-storey structures subjected to earthquakes in the commercial Finite Element program Abaqus. Details ...

Quantitative investigation on collapse margin of steel ...

Reponses of structures subjected to severe earthquakes sometimes significantly surpass what was considered in the design. ... "Numerical Simulation on Seismic Collapse of Thin-Walled Steel Moment Frames Considering Post Local Buckling Behavior ... "Collapse Behavior of an 18-Story Steel Moment Frame During a Shaking Table Test ...

Shaking Table Model Test and FE Analysis of a Reinforced ...

Shaking Table Model Test and FE Analysis of a Reinforced Concrete Mega-Frame Structure with Tuned Mass Dampers Qing 1Jiang1,2, Xinzheng Lu *, Hong Guan3 and Xianguo Ye2 1 Key Laboratory of Civil Engineering Safety and Durability of China Education Ministry, Department of Civil Engineering, Tsinghua University, Beijing, 100084, P.R. China;

Shake Table Testing of Concentrically Braced Steel ...

Shake Table Testing of Concentrically Braced Steel Structures With Realistic Connection Details Subjected to Earthquakes . By J Goggins, BM Broderick, AY Elghazouli, S Salawdeh, ... The response variables measured in each test included the shaking table and frame accelerations and displacements, brace elongation and axial force, and brace ...

Structural straightening with tension braces using ...

A half-scale two story steel frame with friction connections was tested on a shaking table under a sequence of shakes to evaluate the feasibility of straightening buildings during aftershocks, by modifying the structure with three different bracing systems – buckling braces, ratcheting braces, and a …

Site Contents - Transportation Research Board

Shaking Table Test and Numerical Analysis of a 1:12 Scale Model of a Special Concentrically Braced Steel Frame with Pinned Connections. This paper will describe shaking table tests of a 1:12 scale model of a special concentrically braced steel frame with pinned connections, which was fabricated according to a one-bay braced frame selected from a typical main factory building of a large thermal ...

LARGE-SCALE SHAKING TABLE TEST OF STEEL BRACED FRAME …

LARGE-SCALE SHAKING TABLE TEST OF STEEL BRACED FRAME WITH CONTROLLED ROCKING AND ENERGY DISSIPATING FUSES Xiang Ma1, Gregory Deierlein1, Matthew Eatherton2, Helmut Krawinkler1, Jerome Hajjar2 ...

Simulation of Shaking Table Tests to Study Soil-Structure ...

SIMULATION OF SHAKING TABLE TESTS TO STUDY SOIL-STRUCTURE ... The paper presents the main results of a FEM 3-D model reproducing a physical model subjected to shaking table tests. The tests, ... a shear-stack; a scaled one-storey steel frame; the Leigthon Buzzard Sand. The tests have been characterized by 11 shaking runs. As regards the 3-D ...

New design keeps buildings standing and habitable after ...

Sep 02, 2009· This is a schematic diagram of the rocking frame set up for shake-table testing. The steel-braced frame is shown in red. The white structure behind the frame …

International Journal of High-Rise Buildings

Collapse Behavior of an 18-Story Steel Moment Frame during a Shaking Table Test 173 The specimen consists of two parallel three-bay plane frames connected by beams in the orthogonal direction. The shake of the table is conducted in one direction which is parallel to the direction of two plane test frames.

Shake Table Testing of Concentrically Braced Steel ...

The test frame (Fig. 1, Fig. 3) was designed as a dedicated single-storey model CBF structure capable of accommodating the full range of brace and gusset-plate connection specimens set out in Table 1. These specimens were in turn designed so that they could be tested to failure within the capacity of the shaking table.

Seismic damage evolution of steel–concrete hybrid space ...

Jul 15, 2016· Shaking table tests of a scaled model for a three-storey steel–concrete hybrid structure are conducted to verify the proposed model. Comparison between the numerical results and test results shows that the proposed model is accurate to simulate the damage evolution and failure process of the test …

COLLAPSE MITIGATION STRATEGIES FOR STEEL MOMENT …

Thus a full scale collapse test of a 4-story steel structure was conducted at the world's largest shake table at the E-Defense facility [2,3]. These tests indicated that it is possible for steel structures to collapse with a first story collapse mechanism when subjected to severe earthquake shaking since columns are not typically

Earthquake engineering - Wikipedia

Earthquake engineering is an interdisciplinary branch of engineering that designs and analyzes structures, such as buildings and bridges, with earthquakes in mind. Its overall goal is to make such structures more resistant to earthquakes. An earthquake (or seismic) engineer aims to construct structures that will not be damaged in minor shaking and will avoid serious damage or collapse in a ...

Self-righting buildings survive earthquake simulations in ...

Sep 01, 2009· Engineers design self-righting buildings that survive earthquake test in style ... frame set up for shake-table testing. The steel-braced frame is shown in red. ... reproduce the shaking from ...

Shaking table tests of a two-story unbraced steel frame ...

This paper presents some shaking table tests for a one-bay, two-story steel frame under simulated earthquake loading. The test frame was designed to be capable of showing the second-order inelastic behavior under the earthquake loads and to avoid lateral torsional buckling of a single member.

Simulation Analysis of Shaking Table Te sts of Full-Scale ...

Keywords: Seismic response, Shaking table test, RC frame, Earth simulator, Parallel, Supercomputer, FEM SUMMARY This study was performed for purpose of developing a simulation analysis system for computing the collapse phenomenon of RC structure subjected to earthquakes. Earth Simulator belonging to JAMSTEC (Japan Agency

Faking quakes at full scale: Giant shake tables simulate ...

Faking quakes at full scale: Giant shake tables simulate earthquakes to make buildings safer The largest shake table experiment ever conducted shook this full-size seven-story condominium built at the Japanese National Research Institute for Earth Science and Disaster Prevention's Earth-Defense facility ("E-Defense") in 2009.

Shaking table model test on Shanghai World Financial ...

The height of 101-storey Shanghai World Financial Center Tower is 492m above ground making it possible the tallest building in the world when completed. Three parallel structural systems including mega-frame structure, reinforced concrete and braced steel services core and outrigger trusses, are combined to resist vertical and lateral loads.

Shaking table comparative test and associated study of a ...

Sep 26, 2014· A 1/5 scale ordinary RC frame model and a stepped wall-frame model were subjected to shake table motions together to study the seismic behavior of the new structural system. This paper presents the dynamic characteristics, the seismic responses and the failure and collapse mechanism of the two models under low, moderate and high intensity shaking.

Shaking table tests of a tubular steel frame model

A two dimensional x braced tubular steel offshore platform model was subjected to shaking table motions simulating earthquake excitations. The test frame was a 5/48 scale model of a representative platform designed according to wave and earthquake criteria.

Real-Time Hybrid Simulation of Single and Multiple Tuned ...

6th International Conference on Advances in Experimental Structural Engineering 11th International Workshop on Advanced Smart Materials and Smart Structures Technology August 1-2, 2015, University of Illinois, Urbana-Champaign, United States Real-Time Hybrid Simulation of Single and Multiple Tuned Liquid Column Dampers for Controlling Seismic-Induced Response

Shaking Table Study of a Full-Scale Single Storey Con ned ...

Shaking Table Study of a Full-Scale Single Storey Con ned Brick Masonry Building M.T. Kazemi1;, M. Hoseinzadeh Asl1, A. Bakhshi1 and F. Rahimzadeh Rofooei1 Abstract. In order to evaluate the seismic behavior of con ned masonry buildings, based on Iranian seismic code design, a single storey full-scale unreinforced con ned brick masonry building ...

Seismic performance evaluation of a spring viscous damper ...

Dec 01, 2018· In this study the SVDC system is designed in such a way that the fundamental natural period of the test structure decreases about 33% and the stiffness increases about 30% after the seismic retrofit. The retrofit system is installed in the longitudinal (x) direction of the mock up steel structure for the dynamic shaking table test.

Experimental and numerical analysis to collapse of a ...

In this paper, the results of an experimental and numerical analysis of a single degree of freedom (SDOF) steel structure are presented. The structure was subjected to near fault earthquakes that caused nonlinear behavior of their components and structural collapse. The experimental model was tested on a shaking table.

Revision of the AESJ standard for seismic probabilistic ...

Shaking table tests of the seismic behavior of a steel frame structure model were performed. The purpose of these tests was to estimate the effects of a near-fault ground motion and a scenario ...