scholarly journals Comparative Study On Seismic Responses Of Multistorey Building Frame With Infills Using Linear And Nonlinear Analysis

In coming up with of RCC frames typically the result of infill walls is neglected however this wall contributes to the rigidity and firmness of the structure. within the gift study we'll compare the unstable responses of a building by coming up with a infill wall with the assistance of equivalent diagonal strut methodology victimisation linear and non linear analysis additionally victimisation E-tabs code

2017 ◽  
Vol 2017 ◽  
pp. 1-18 ◽  
Author(s):  
Baizan Tang ◽  
Xiaojun Li ◽  
Su Chen ◽  
Lihong Xiong

The expansive polystyrene granule cement (EPSC) latticed concrete wall is a new type of energy-saving wall material with load-bearing, insulation, fireproof, and environmental protection characteristics. A series of shaking table tests were performed to investigate the seismic behavior of a full-scale reinforced concrete (RC) frame with EPSC latticed concrete infill wall, and data obtained from the shaking table test were analyzed. The experimental results indicate that the designed RC frame with EPSC latticed concrete infill wall has satisfactory seismic performance subjected to earthquakes, and the seismic responses of the model structure are more sensitive to input motions with more high frequency components and long duration. The EPSC latticed concrete infill wall provided high lateral stiffness so that the walls can be equivalent to a RC shear wall. The horizontal and vertical rebar, arranged in the concrete lattice beam and column, could effectively restrain the latticed concrete infill wall and RC frame. To achieve a more comprehensive evaluation on the performance of the RC frame with latticed concrete infill walls, further research on its seismic responses is expected by comparing with conventional infill walls and nonlinear analytical method.


2018 ◽  
Vol 221 ◽  
pp. 04007 ◽  
Author(s):  
Sanpeng Gong ◽  
Xinwen Wang ◽  
Sebastian Oberst

Vibrating flip-flow screens provide an effective solution for the screening of highly viscous or fine materials. Apart from other factors, the vibration characteristics of the main and floating screen frames are largely responsible for the flip-flow screen’s sifting performance and its processing capacity. In this paper, the vibration characteristics of a vibrating flip-flow screen with linear and nonlinear springs are compared. Analytical results highlight that increasing the relative amplitude and avoiding undesirable resonances of the main and the floating screen frames can be realised to improve the screen’s performance. The materials on the screen panel have less an effect on the vibration characteristics of the vibrating flip-flow screen with nonlinear springs than using linear springs. Other design parameters which influence the performance of vibrating flip-flow screens are discussed.


2015 ◽  
Vol 101-102 ◽  
pp. 241-251 ◽  
Author(s):  
Seyed Hossein Mahdavi ◽  
Hashim Abdul Razak ◽  
Saeed Shojaee ◽  
Maedeh Sadat Mahdavi

Author(s):  
Oldřich Sucharda ◽  
David Mikolášek ◽  
Jiří Brožovský

Abstract This paper deals with the determination of compressive strength of concrete. Cubes, cylinders and re-used test beams were tested. The concrete beams were first subjected to three-point or fourpoint bending tests and then used for determination of the compressive strength of concrete. Some concrete beams were reinforced, while others had no reinforcement. Accuracy of the experiments and calculations was verified in a non-linear analysis.


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