Results 101 to 110 of about 1,036,400 (207)

Calculation model of flexural capacity of normal section of the recycled concrete beam

open access: yes工程科学与技术, 2009
:In order to treat the large waste concrecte caused by the Wenchuan Earthquake,the RC(recycled concrete) beam flexural capacity calculation formula with the recycled aggregate replacement rate was founded according to the Code for design of concrete ...
HU Qiong, YAN Jia-chuan, ZOU Chao-ying
doaj  

MECHANICAL PROPERTIES OF RC BEAM AFTER EXPOSED TO FIRE IN LOADING STATE

open access: yes, 2020
In this study, the mechanical performances of RC beam were investigated after they were heated up to different temperatures levels in a loading state, followed by cooling in the air or by water jet.
Qingtao Li, Guanglin Yuan, Zhuguo Li
core  

Progressive Collapse Analysis of RC Beams

open access: yesIOSR Journal of Mechanical and Civil Engineering, 2013
This paper investigates the nonlinear static analysis for studying the behavior of Progressive failure of RC beams. Nonlinear static analysis is strongly influenced by basic inputs like stress-strain relationship of constitutive materials, P-M yield interaction and moment rotation capacity of members.
openaire   +1 more source

Inertial Effect on RC Beam Subjected to Impact Loads

open access: yes, 2017
© 2017 World Scientific Publishing Company.A simply supported reinforced concrete (RC) beam only experiences sagging moment under static loads while it might experience both sagging and hogging moments under impact loads due to the inertial effect.
J. Guo (822456)   +2 more
core   +2 more sources

Damage Assessment of RC Beam–Column Joints via Digital Image Correlation and Fractal Dimension Analysis

open access: yesBuildings
Beam–column joints are critical elements in reinforced concrete (RC) frame structures. They are subjected to complicated load mechanisms in the event of earthquakes, which often leads to non-ductile damage in the form of shear cracking failure and ...
Qirui Zhong   +4 more
doaj   +1 more source

Catenary action of RC beam-column joints in sub-assemblies

open access: yes, 2011
In progressive collapse, the failure of a local structural component can eventually lead to the entire collapse of the whole building. In order to mitigate the impact, the structure will seek alternate load paths to maintain the stability and equilibrium
Lai, Weng Hong
core  

Seismic Behavior of Π-Shaped Connector RC Beam–Column Joints: Experimental and Numerical Investigation

open access: yesBuildings
Numerous existing RC frame buildings in China suffer from seismic deficiencies. This paper proposes a novel Π-shaped connector connection joint for the rapid strengthening of existing beam–column joints: steel plates are wrapped around existing columns ...
Jian Wu   +5 more
doaj   +1 more source

Analysis of Retrofitted Reinforced Concrete Shear Beams using Carbon Fiber Composites

open access: yesElectronic Journal of Structural Engineering, 2004
This paper presents the numerical study to simulate the behavior of retrofitted reinforced concrete (RC) shear beams. The study was carried out on the unretrofitted RC beam designated as control beam and RC beams retrofitted using carbon fiber ...
R.Santhakumar   +2 more
doaj  

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