تعتبر شركة Olux شركة رائدة ومتميزة على المستوى الدولي في مجال البحث والتطوير وتصنيع وبيع محطات التكسير والغربلة واسعة النطاق ومعدات الطحن الصناعية ومصانع الاستفادة.
In reinforced concrete beams of normal proportions without shear reinforcement, shear failure can occur by breakdown of the concrete cantilevers between the diagonal tension cracks due to bond forces arising from beam action. Although extensive analytical and experimental work has improved the understanding of the behavior of reinforced ...
WhatsApp: +86 18221755073
To solve this problem, a finite element model of an RC slab was established by ABAQUS. The effect of a shock wave generated by PPD on the surrounding concrete was …
WhatsApp: +86 18221755073
The fractal theory can effectively describe the complexity and multi-scale of concrete under impact load and provide a scientific basis for evaluating concrete's impact resistance. Therefore, based on the fractal …
WhatsApp: +86 18221755073
Background. The FEM Workbench has the capability of estimating the level of reinforcement required in a concrete structure to prevent brittle failure under tension or shear.. This is done with the method described in "Computation of reinforcement for solid concrete", P.C.J. Hoogenboom and A. de Boer, HERON Vol. 53 (2008) No. 4.In essence, it is a post …
WhatsApp: +86 18221755073
🕑 Reading time: 1 minute Failure modes in reinforced concrete beams are classified into two major types: flexural failure and shear failure.The former occurs when the imposed load exceeds the flexural capacity of the materials of the beam, while the latter occurs due to deficiency in shear resistance between different materials of the beam.
WhatsApp: +86 18221755073
Concrete is a commonly used building material. In general it is weak in tension and brittle under low confining pressure. The demand for new concrete composites with improved qualities is due to the development of …
WhatsApp: +86 18221755073
Results of an experimental investigation of isolated reinforced concrete structural walls subjected to inelastic load reversals are discussed and evaluated. Walls subjected to significant inelastic deformations and with strengths limited by concrete crushing of the web after flexural yielding are considered in this paper. It is shown that web ...
WhatsApp: +86 18221755073
For reinforced concrete components, research is still limited, especially the HVPD crushing of concrete slabs, which has not yet been reported. To promote the application of HVPD crushing technology in actual projects, in-depth research work should be carried out on the HVPD crushing effect of reinforced concrete members, especially concrete ...
WhatsApp: +86 18221755073
reinforced concrete components and structures to earthquake ground motion with an emphasis on seismic performance and rehabilitation of existing structures. Fig. 3—Hysteretic model for steel spring.
WhatsApp: +86 18221755073
A macromodel that represents the behavior of reinforced concrete members that accounts for strength degradation due to bond slip and crushing of concrete is developed. The …
WhatsApp: +86 18221755073
Crushing Reinforced Concrete A RM 120GO! crushes concrete with rebar down to a 1 1/2"- base product in closed circuit setup. RM 70GO! 2.0 Crushing Concrete The RM 70GO! 2.0 Mobile Compact Crusher produces a 1 1/2"- base material. Only one operator is …
WhatsApp: +86 18221755073
Nonlinear finite element (FE) analysis of reinforced concrete (RC) structures is characterized by numerous modeling options and input parameters. To accurately model the nonlinear RC behavior involving concrete cracking in tension and crushing in compression, practitioners make different choices regarding the critical modeling issues, e.g ...
WhatsApp: +86 18221755073
A macromodel that represents the behavior of reinforced concrete members that accounts for strength degradation due to bond slip and crushing of concrete is developed. The model consists of...
WhatsApp: +86 18221755073
It is followed by a summary of the various analytical tools available to engineers interested in analyzing the nonlinear behavior of reinforced concrete members for dynamic load. These range from ...
WhatsApp: +86 18221755073
CRACK IDENTIFICATION IN REINFORCED CONCRETE BEAMS USING ANSYS SOFTWARE L. Dahmani,a A. Khennane,b UDC 539.4 and S. Kacia Three-dimensional nonlinear finite element model of reinforced concrete beam has been developed in this study. The general purpose finite element package, ANSYS 8.0, is employed for the numerical analyses.
WhatsApp: +86 18221755073
Nonlinear finite element (FE) analysis of reinforced concrete (RC) structures is characterized by numerous modeling options and input parameters. To accurately model the nonlinear RC …
WhatsApp: +86 18221755073
The use of glass-fiber-reinforced polymer (GFRP) bars as an alternative to steel bars for reinforcing concrete (RC) structures has gained increasing attention in recent years. GFRP bars offer several advantages over steel bars, such as corrosion resistance, lightweight, high tensile strength, and non-magnetic properties. However, there are also some challenges …
WhatsApp: +86 18221755073
crushing strengths of structural walls are predicted as a function of concrete strength, axial load, and lateral interstory drift. Supplemental Notes: Reprinted from American Concrete …
WhatsApp: +86 18221755073
Reinforced concrete (RC) wall-type structures are crucial to the safety and serviceability of buildings subject to earthquakes. The shear strength of elements in walls depends strongly on the ...
WhatsApp: +86 18221755073
Nonlinear finite element (FE) analysis of reinforced concrete (RC) structures is characterized by numerous modeling options and input parameters.
WhatsApp: +86 18221755073
The results of a series of experimental bending tests carried out on reinforced concrete members without transverse reinforcement are reported and illustrated as a …
WhatsApp: +86 18221755073
crushing of reinforced concrete structural walls Other title Ecrasement de l'âme de murs en béton armé (fr) Author OESTERLE, R. G; ARISTIZABAL-OCHOA, J. D; SHIU, K. N; CORLEY, W. G Source. Journal of the American Concrete Institute. 1984, Vol 81, …
WhatsApp: +86 18221755073
ed concrete reinforced by PPF with a content range from 0.4 % to 0.8 % is provided with higher drag and vertical force which implies a better arresting performance. However, it should be noted that when the fiber content reaches 1.0 %, the loss of drag and vertical forces (33.29 % and 26.62 %) exceeds that of ed concrete without fiber. ...
WhatsApp: +86 18221755073
The design of reinforced concrete structures has traditionally relied on empirical techniques based on experience or experimental research on actual structural members.
WhatsApp: +86 18221755073
Reinforced concrete shear wall (RC wall) is an important element in tall buildings, which provides strength and stiffness against lateral loadings, e.g. earthquake and wind. Numerous researches ...
WhatsApp: +86 18221755073
crushing strengths of structural walk are predicted as a function of concrete strength, axial load, and lateral interstory drift. Results of an experimental investigation of isolated reinforced …
WhatsApp: +86 18221755073
AMA Style. Lin X, Yang F, Liu Y, Yang Y. Research on the Crushing of Reinforced Concrete Two-Way Slabs by Pulse Power Discharge Technology.
WhatsApp: +86 18221755073
The torsional strength of reinforced concrete members which fail by yielding of the reinforcement can be accurately predicted by design codes like ACI 318-19 and the Canadian design standard, CSA ...
WhatsApp: +86 18221755073
Behavior of ten-story reinforced concrete walls subjected to earthquake motions. JD Aristizabal-Ochoa, MA Sozen. University of Illinois, 1976. 67: 1976: Large deflection and postbuckling behavior of Timoshenko beam–columns with semi-rigid …
WhatsApp: +86 18221755073
reinforced concrete—structural concrete with at least a code-prescribed minimum amount of prestressed or nonpre-stressed reinforcement. Fiber-reinforced concrete is not considered reinforced concrete according to this definition. secondary reinforcement—nonstructural reinforcement such as welded wire fabric, fibers, or bars to minimize crack
WhatsApp: +86 18221755073
The results of a series of experimental bending tests carried out on reinforced concrete members without transverse reinforcement are reported and illustrated as a contribution to the study of the flexural to shear to crushing failure mode transition. A total of 45 beams were tested to investigate the effects of a wide range of longitudinal ...
WhatsApp: +86 18221755073
Steel jacketing in the plastic hinge region of the reinforced concrete column was one of the most well-known strengthening methods, particularly improving the flexural deformation and load-carrying capacities of the columns [4], [5].Fiber wrapping was also perhaps one of the most successful applications of fiber-reinforced polymer (FRP), due to the strength enhancement …
WhatsApp: +86 18221755073
An efficient model is needed, however, for the simple and accurate representation of the behavior up to failure. A macromodel that represents the behavior of reinforced concrete members that accounts for strength degradation due to bond slip and crushing of concrete is developed. The model consists of nonlinear springs connected by rigid elements.
WhatsApp: +86 18221755073
The response of reinforced concrete (RC) shear wall as a lateral resisting member has been studied extensively, but it still demands a general practical model that identifies the envelope within ...
WhatsApp: +86 18221755073
DOI: 10.1016/j.engstruct.2024.118902 Corpus ID: 272542639; Simulation study on static pressure crushing performance of demolished reinforced concrete beams for recycling @article{Ning2024SimulationSO, title={Simulation study on static pressure crushing performance of demolished reinforced concrete beams for recycling}, author={Jiaqian Ning and Jianzhuang …
WhatsApp: +86 18221755073
As UHPC possesses a unique combination of ultra-high compressive strength, sustained postcracking tensile capacity, and high bond with steel bars, reinforced UHPC (R-UHPC) beams with longitudinal steel bars show different failure mechanisms from conventional reinforced concrete (RC) beams.
WhatsApp: +86 18221755073