flexural behavior of the shear wall. ... Because of relatively high lateral stiffness of the shear wall, a load is not concentrate on the brace ... High-rise apartments of shear wall system are governed by flexural behavior like a cantilever beam.
Multi-walled carbon nanotube reinforced epoxy composites were fabricated using shear mixing and sonication ... % nanotube content showed better dispersion and higher strength than those of the other specimens. ... specimens.
Multi-walled carbon nanotube reinforced epoxy composites were fabricated using shear
mixing and sonication ... Multi-walled carbon nanotube reinforced epoxy composites were fabricated using shearmixing and sonication ... nanotube content showedbetter dispersion and higher strength than those of the other specimens.
Also, it can model floor slabs so it can represent the actual behavior of shear wall apartments. ... Especially, shear wall apartments are constructed mostly for a residental building so seismic analyses ... This equivalent model was obtained by replacing a shear wall structure with an equivalent frame structure
to investigate the effect of the shear rate on the surface resistivity of the nanocomposites. ... In this study, an experiment was carried out to observe the shear induced orientation of the MWCNT in ... The surface resistivity rose with increasing shear rate, because of the breakdown of the network junctions
to investigate the effect of the shear rate on the surface resistivity of the nanocomposites. ... In this study, an experiment was carried out to observe the shear induced orientation of the MWCNT in ... to investigate the effect of the shear rate on the surface resistivity of the nanocomposites.
1.내진벽의 중요성 내진요소는 지진력에 저항하는 것으로 내진벽이나 브레이스가 있다. 일본과 같은 지진국에 있어서 내진요소가 대단히 중요하다는 것은 잘 알려져 있다. 그러나 후술하는 것처럼 그 배치계획을 잘못하면 그것이 결함이 되며, 큰 지진피해를 받는 예이다. 따라서 ..
strength of RC shear walls. ... been conducted to evaluate shear strength of RC walls with opening. ... strength of RC shear walls while current design provisions did not reasonably consider one.
Flexure- and shear-controlled models for reinforced concrete shear walls specified in ASCE/SEI 41-13 ... Reinforced concrete shear walls with deficient reinforcement details are tested under cyclic loading ... Modification of the shear wall models in ASCE/SEI 41-13 is proposed in order to account for the effect
In this study, natural period formular is presented for a RC shear wall structure with H-, T-, and L-shaped ... wall sections. ... The natural periods of structures with H-shaped wall were numerically obtained, the results indicated
In this study, steel grid shear wall is proposed as a solution of seismic retrofit to ensure safety of ... The two specimens were made of a reference RC frame and steel grid shear wall in-filled RC frame. ... seismic retrofit structures is evaluated.
The purpose of this study is to find the way to determine the thickness of RC shear wall outriggers of ... caused by the outriggers are investigated and the equation for the determination of the thickness of RC shear ... wall outriggers is proposed.
Diagonally reinforced concrete coupling beams (DRCB) play an important role in coupled shear wall systems ... backbone curve, pinching and cyclic deterioration in strength and stiffness should be computed. ... since these elements dissipate most of seismic input energy under earthquake loading.
In these structures, a shear wall may have one or more openings for functional reasons. ... It is necessary to use subdivided finite elements for accurate analysis of the shear wall with openings ... And the framed structure with shear wall core that can effectively resist horizontal forces is frequently
Many researches on the analysis of shear wall with openings were performed. ... In the apartment buildings, a shear wall may have one or mote openings for functional reasons. ... The wall system that is composed only of reinforced concrete walls and slabs is adopted on many high-rise
While steel brace and open shear wall retrofit systems mainly focused on the strength retrofit, the VES ... seismic retrofit schemes were proposed and their seismic performances were re-evaluated. ... since 1988.
and infilled PC wall panels in experimentally and theoretically. ... of the RC member and to receive the large shear forces. ... Thus, the static shear loading tests were conducted on the 6 specimens with the plate connection.
This study proposes a steel grid shear wall that can provide a sufficient lateral resistance and can ... As a result, according to reinforcement by steel grid shear wall, strength, stiffness, and ductility ... The pushover analysis was performed on RC structure with and without the proposed steel grid shear wall
The analysis model is compared with the experimental model of R/C shear wall. ... In a simple design example for a shear wall, the required reinforcement ratios in each finite element ... steel bar.