نتایج جستجو برای: finite element method retrofitting reinforced concrete beam steel
تعداد نتایج: 2161972 فیلتر نتایج به سال:
High Performance Fiber Reinforced Cementitious Composite (HPFRCC) materials exhibit strain hardening behavior with multiple cracking under tensile loading. In this paper, experimental and parametric studies are performed to assess the influence of using HPFRCC material instead of normal concrete in reinforced concrete beams. After calibrating the experimental results, the analytical results inc...
The analysis of stress and strain in the reinforced concrete structure of a sports hall grandstand was conducted theoretically, by means of the finite element method, and experimentally, by structural model testing in laboratory. Structural model for laboratory testing was prepared on the scale 1:10 using a medium density fibreboard plate 38 mm in thickness. Mechanical properties of the medium ...
This paper presents research documenting the local damage progression in rectangular concrete-filled steel tube beam-columns and connections in composite frames. Local damage is quantified through the development of damage indices based upon results of worldwide experiments. A fiber-based finite element formulation is also introduced for assessing global capacity and seismic demand.
چکیده ندارد.
a parametric study is performed to assess the influence of the tension reinforcement index, ( ω = ρ fy /f bc), and the bending moment distribution (loading type) on the ultimate deformation characteristics of reinforced concrete (rc) beams. the analytical results for 15 simply supported beams with different amounts of tension reinforcement ratio under three different loading conditions are pres...
7 Corrosion of reinforcing steel in concrete can alter the interface between the steel and concrete and 8 thus affects the bond mechanism. This subsequently influences the behaviour of reinforced 9 concrete structures in terms of their safety and serviceability. The present paper attempts to 10 develop a numerical method that can simulate the behaviour of reinforced concrete walls subjected 11 ...
This study aimed to investigate the precast reinforced concrete beam-to-column joints behaviors through replaceable damper under cyclic loading. The specimens have been embedded with steel reinforcement and specially shaped connectors. After application of loading, energy dissipation part has acted very well increased bearing capacity specimens. beam–to–column were designed analyzed compare (RC...
For the problem of stiffness calculation a composite slim beam with reinforced concrete truss slab as floor slab, short-term deflection is calculated and analyzed by theoretical numerical methods. The result shows that load-deflection curve linear in middle span beam, cross section ideal section. flat can be according to elastic theory. area converted into steel method conversion section, then ...
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