Apr 30, 2019 · Numerical Study on Concrete Pumping Behavior via Local Flow Simulation with Discrete Element Method. Zhan Y 1, Gong J 1, Huang Y 1, Shi C 2, Zuo Z 1, Chen Y 3. Author information. Affiliations. 4 authors. 1. General Engineering Institute of Shanghai Construction Group, Shanghai Construction Group Co., Ltd., Shanghai 200080, China.
Learn MoreDec 15, 2013 · In this study, analytical and numerical investigations were extensively conducted to evaluate the flexural behavior of concrete beams reinforced with aramid fiber-reinforced polymer (AFRP) rebars. The AFRP-reinforced concrete beams were analyzed using the separated finite element method containing different elements for concrete and reinforcement. In addition, this study used two different
Learn MoreExperimental and numerical studies of impact behavior of fiber lightweight aggregate concrete Authors: Yaghoob Farnam, Construction Material Institute (CMI), Department of Civil Engineering, University of Tehran, Enqelab Av., Tehran, Iran, Phone: +Liming968111, Fax: +Liming959740, [email protected]
Learn MoreApr 07, 2017 · In this study, the properties of rubberized concrete were examined and finite-element (FE) models were developed to investigate the accuracy of a current concrete material model in predicting the compressive behavior of rubberized concrete. The rubber particles, with a size of 1.18 mm were used at 0 %, 6 %, 12 %, and 18 % volume replacement of
Learn MoreNumerical studies on Non-linear behavior of Composite Steel Tubes using ABAQUS v6.10-1* Archana M.V1, N.S Kumar2 In steel and concrete composite construction, the two materials are integrated in structural members to combine the high performance concrete make pumping three or four storey readily achievable. 2. FINITE ELEMENT MODEL
Learn MorePutzmeister truck-mounted concrete pumps. Cuong Le. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 19 Full PDFs related to this paper. Read Paper. Download PDF. Download Full PDF Package. Translate PDF. Related Papers. Construction Planning Equipment and Methods Peurifoy 2006 OC.
Learn MoreNov 06, 2007 · A recently developed FE-based mesostructural model for the mechanical behavior of heterogeneous quasi-brittle materials is used systematically to analyze concrete specimens in 2D. The numerical model is based on the use of zero-thickness interface elements equipped with a normal-shear traction-separation constitutive law representing non-linear fracture, which may be considered a mixed …
Learn MoreNumerical Study on Concrete Pumping Behavior via Local Flow Simulation with Discrete Element Method
Learn MoreAs versatile as your requirements – 53-6, 54-5 and 56-5 High reach, low support dimensions and a compact design are the best requirements to convince in daily operation. Additionally, our concrete pumps provide plenty of performance for efficient work, and with their coordinated geometry, are suitable for all common types of concrete.
Learn MoreIn this study, analytical and numerical investigations were extensively conducted to evaluate the flexural behavior of concrete beams reinforced with aramid fiber-reinforced polymer (AFRP) rebars. The AFRP-reinforced concrete beams were analyzed using the separated finite element method containing different elements for concrete and reinforcement.
Learn MoreShear performance of plain UHPC (ultrahigh-performance concrete) construction joints is studied in both experimental and analytical ways. In push-off tests, three different contact surfaces of the construction joint were considered, while the case without any joint was provided for the reference. Test results indicate that the geometry of contact surfaces greatly affects shear performance of
Learn MoreThen a numerical model was created to reproduce the behavior of the whole system and the interaction between boom and pump. The result was a new powerful tool for investigating passive and active solutions for suppressing vibration. Index Terms— flexible system, concrete pumping, co-simulation, nonlinear dynamics I. INTRODUCTION
Learn MoreDOI: 10.12989/CAC.2014.14.4.369 Corpus ID: 136962330. Numerical analysis for behavior of outer concrete tank in emergency LNG spillage @article{Lee2014NumericalAF, title={Numerical analysis for behavior of outer concrete tank in emergency LNG spillage}, author={J. S. Lee and Chankyu Park and Yun Lee and Ji-hoon Kim and S. Kwon}, journal={Computers and Concrete}, year={2014}, volume={14}, …
Learn MoreFlexible and Efficient M53-6 with 6 Arm Placing Boom The Putzmeister M53-6 truck-mounted concrete pump is a first-class investment for high aims. It is perfect for job sites which require flexible boom or high ceiling concreting.
Learn MoreDec 22, 2020 · Numerical study on the mechanical behavior of ultrahigh performance concrete using a three-phase discrete element model. Sebastian Rybczyński, In recent years, BPM has been increasingly used by research groups for the numerical analysis of concrete in 2D and 3D simulations, 8-14 but none of them has been applied the BPM to UHPC.
Learn MoreJan 08, 2021 · This study investigates experimentally and numerically the performance of externally prestressed reinforced high strength concrete (HSC) beams with central openings. Seven externally prestressed rectangular HSC beams (six with central openings and a reference solid beam) are loaded incrementally to failure. All the beams have the same dimensions, reinforcement ratio and openings of …
Learn MoreApr 04, 2019 · Numerical study of the compressive behavior of concrete material at high strain rate with active confinement Show all authors. Wang, S (2011) Experimental and numerical studies on behavior of plain and fiber-reinforced high-strength concrete subjected to …
Learn MoreAnalytical and Numerical Study on Behavior of Concrete Filled Steel Tabular Columns Subjected To Axial Compression Loads Faisal Hafiz Abstract — It has been established that CFST columns have much higher strength and other structural behavioral qualities much superior than conventional R.C.C columns and other composite columns.
Learn MoreFeb 01, 2012 · A numerical simulation has been conducted to study the solid–fluid multi-phase flow problem in concrete pumping process. The kinematics and trajectory of the discrete particles as well as the particle–particle interaction were predicted by DEM while the motion of the continuous fluid phase was evaluated by a Navier–Stokes solver, and a pressure gradient force model was adopted to
Learn MoreA simple method based on the well-known sectional analysis approach is presented to trace the structural behavior of reinforced concrete (RC) shear walls exposed to fire. It is similar to the approaches described in the existing literature but it does not require computations of moment-curvature curve group. This method can take into account material nonlinearity by use of the coupling
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