Experimental and Numerical Study on the Influence of Corrosion Rate and Shear Span Ratio on Reinforced Concrete Beam by Xiao Guo, Hongwei Wang, Kaizhong Xie, Tuo Shi, Dan Yu

“…A three-dimensional finite element model of corroded reinforced concrete beam was established. …”
Get full text

Temperature Control Measures and Temperature Stress of Mass Concrete during Construction Period in High-Altitude Regions by Zhenhong Wang, Li Tao, Yi Liu, Jiang Yunhui

“…Therefore, this study explores the temperature control standards, as well as temperature control and crack prevention measures, for concrete in high-altitude regions using three-dimensional finite element methods and based on the concrete gravity dam in Tibet in combination with the characteristics of material properties that are disadvantageous to temperature control and crack prevention. …”
Get full text

Response Analysis of a Ballasted Rail Track Constructed on Soft Soil by 3D Modeling by Iram Lamiya Hoque, Shamontee Aziz, Joya Rani Mallick, Md. Arifuzzaman Nayeem, Tamanna-E-Hafiz Maisha, F. M. Zahid Hossain, A. F. M. S. Amin

“…A numerical model developed in general-purpose finite element software is used to simulate the design train load on a deltaic deposit for a 100 km/hr rail speed. …”
Get full text

Enhancement of punching shear behavior of reinforced concrete flat slabs using GFRP grating by Ahmed Mahmoud, Haitham Mostafa, Tarek Mostafa, Ahmed Khater

“…Test results revealed an improvement in the ultimate load ranging between 9.03% and 27.67% for the specimens strengthened by the proposed GFRP grating system. A Nonlinear Finite Element Analysis (NLFEA) was carried out using the ANSYS program with correlational evaluation using load-deflection response and cracking pattern, which resulted in a good convergence of numerical simulations and experimental performance results ranging from 1.0% to 8.0%. …”
Get full text

Design and study of valveless piezoelectric pump with streamlined chamber fishtail-type bluff body by Xiaochao Tian, Zhenming Wang, Kai Yang, Yang Bai, Yingyu Dai, Defeng Niu, Zhicheng Zhong

“…First, the three-dimensional model of VPFB is designed and theoretically analyzed based on the piezoelectric inverse effect and fluid dynamics to derive the expression of the relationship affecting the flow rate of the piezoelectric pump. Second, the finite element method is used to analyze the flow field and pressure of VPFB. …”
Get full text

Numerical Simulation of Split-Hopkinson Pressure Bar Tests for the Combined Coal-Rock by Using the Holmquist–Johnson–Cook Model and Case Analysis of Outburst by Beijing Xie, Dongxin Chen, Hao Ding, Guangyu Wang, Zheng Yan

“…Based on the split-Hopkinson pressure bar (SHPB) test of the combined coal and rock with a bullet velocity of 4.590–8.791 m/s, the numerical model of four kinds of combined coal and rock with different sandstone-coal-sandstone ratios, including 1 : 1 : 1, 2 : 1 : 1, 1 : 1 : 2, and 1 : 2 : 1, is investigated. A finite element software (LS-DYNA) and the Holmquist–Johnson–Cook (HJC) constitutive model of rock are employed in these regards. …”
Get full text

Modeling Highly Buoyant Flows in the Castel Giorgio: Torre Alfina Deep Geothermal Reservoir by Giorgio Volpi, Fabien Magri, Francesca Colucci, Thomas Fisher, Mattia De Caro, Giovanni B. Crosta

“…We present the 3D numerical model of the CG-TA to simulate the undisturbed natural geothermal field and investigate the impacts of the exploitation process. The open source finite-element code OpenGeoSys is applied to solve the coupled systems of partial differential equations. …”
Get full text

Assessment of the Feasibility of Using a Synchronous Homopolar Motor Instead of an Induction Motor in a Traction Drive With a Wide Constant Power Speed Range by Vladimir Prakht, Vladimir Dmitrievskii, Vadim Kazakbaev, Eduard Valeev, Aleksey Paramonov, Alecksey Anuchin

“…The study employs the downhill simplex method for optimization and the finite element method. The study shows that the benefits of SHM include reduced active material costs and improved motor and inverter reliability.…”
Get full text

The Innovative Design of Deep In Situ Pressure Retained Coring Based on Magnetic Field Trigger Controller by Guikang Liu, Mingzhong Gao, Zhiwen Yang, Ling Chen, Maoquan Fu, Heping Xie

“…The magnetic flux density norm distribution and magnetic force evolution law of different schemes are then quantitatively analyzed by the finite element method. The results show that a complex magnetization combination can weaken the nonlinear negative correlation between the magnetic force and distance. …”
Get full text

Bionic Inner-Tapered Energy Absorption Tube Featuring Progressively Enhanced Fold Deformation Mode by Shuang Zhang, Zhengzhi Mu, Wenda Song, Zhiyan Zhang, Hexuan Yu, Binjie Zhang, Zhiwu Han, Luquan Ren

“…Then, theoretical calculation and finite element analysis were carried out to analyze the energy absorption mechanisms. …”
Get full text

A Data-Driven Methodology for Obtaining the Stress–Strain Curves of Metallic Materials Using Discrete Indentation Tests by Nitzan Rom, Elad Priel

“…In this study, a data-driven approach that leverages machine learning and finite element analysis was used to construct a model called ‘Brilearn’ that predicts the stress–plastic strain curve of metallic materials. …”
Get full text

Evaluation of thinning behaviour under the influence of plastic hardening and surface friction during small punch test by Sarthok Chandra Pandit, Nasrul Azuan Alang, Imam Ul Ferdous, Juliawati Binti Alias, Mohd Firdaus Bin Hassan, Asnul Hadi Bin Ahmad

“…The small punch test conditions are modeled using Finite Element (FE) software of Abaqus. An axisymmetric model with a bi-linear constitutive material model incorporating different plastic hardening slopes is employed. …”
Get full text

Effect of Shear Displacement on the Directivity of Permeability in 3D Self-Affine Fractal Fractures by Richeng Liu, Na Huang, Yujing Jiang, Hongwen Jing, Bo Li, Yuxuan Xia

“…Fluid flow through the fracture is simulated using the COMSOL Multiphysics code based on the finite element method (FEM) by changing the angle between the shear direction and macroscopic flow direction. …”
Get full text

Freezing Pressurized Water into a Standard Cylindrical Ice Sample in a Triaxial Cell by Baosheng Wang, Peixin Sun, Tingting Luo, Tao Zhang, Weihao Yang

“…Based on the analysis of sample deformation and finite element numerical simulations, the control method of the temperature fields of the sample and the confining medium was obtained, and the standard cylindrical ice sample which satisfies the geometric accuracy requirements was produced. …”
Get full text

Developing a composite-based constitutive model for municipal solid waste by M.R. Yousefi, A. Noorzad, M.J. Mahmoodi

“…The main goal of this study was to better predict the behavior of landfills and unknown materials in municipal solid waste to prevent the environmental disasters.METHODS: A cylindrical specimen was modeled and subjected to triaxial test loading conditions using the finite element method. Also, fresh waste, as a waste sample with a specific composition, was investigated. …”
Get full text

Data driven prediction of fragment velocity distribution under explosive loading conditions by Donghwan Noh, Piemaan Fazily, Songwon Seo, Jaekun Lee, Seungjae Seo, Hoon Huh, Jeong Whan Yoon

“…The paper details the finite element analysis for fragmentation, the characterizations of the dynamic hardening and fracture models, the generation of comprehensive datasets, and the training of the ANN model. …”
Get full text

Mechanical Properties of High-Strength High-Performance Reinforced Concrete Shaft Lining Structures in Deep Freezing Wells by Shilong Peng, Chuanxin Rong, Hua Cheng, Xiaojian Wang, Mingjing Li, Bin Tang, Xuemei Li

“…The proposed theoretical equations yielded results within 8% of the experimentally fitted results. Finally, the finite element analysis method is used to verify the abovementioned results, and all errors are less than 12%, demonstrating reliability for use as a theoretical design basis for deep HSHPRCSL structures.…”
Get full text

Numerical Evaluation of the Opening Effects on the Reinforced Concrete Slab Structural Performance by Meysam Aminitabar, Omar Kanaani, Amir Reza Eskenati

“…A finite element method was used in this study to investigate the effects of openings on the resistive behavior of concrete slabs. …”
Get full text

Study on static characteristics of a novel prestress-reinforced railway subgrade by Junli Dong, Fang Xu, Qishu Zhang, Wuming Leng, Yafeng Li, Qi Yang

“…A three-dimensional finite element model was established and verified based on a novel static model test and utilized to systematically analyze the influence of prestress levels and reinforcement modes on the reinforcement effect of the subgrade. …”
Get full text

Mechanical analysis of 3D printed dental restorations manufactured using different resins and validation with FEM analysis by Buse Cebi Gul, Fatih Demirci, Nagehan Baki, Erkan Bahce, Mutlu Özcan

“…Stereomicroscopy, scanning electron microscope (SEM) and Finite Element Method (FEM) analysis was performed. Data were analyzed using ANOVA, paired-t tests and Tukey’s HSD test (alpha = 0.05). …”
Get full text