Research on the Algorithm for Composite Lining of Deep Buried Water Conveyance Tunnel by Fei Li, Ningdong Chang, Jianhui Wang, Tao Feng, Chunling Li

“…This case study was analysed by using the simplified algorithm and verified by finite element method with ABAQUS. The results show that the stress distribution of composite lining can be obtained quickly and accurately with the simplified algorithm, which can provide a reference for other engineering designs.…”
Get full text

Shear Behavior of RC Beams Strengthened by External Vertical Prestressing Rebar by Ying Li, Meizhong Wu, Weiqi Wang, Xingwei Xue

“…The objectives of this study are to simulate EVPR strengthening of concrete beams using a nonlinear three-dimensional finite element model and to explore its shear enhancement features under different EVPR stirrup ratios, vertical compressive stress degrees, and optimal arrangements of EVPRs. …”
Get full text

Modelling Blast Effects on a Reinforced Concrete Bridge by Markellos Andreou, Anastasios Kotsoglou, Stavroula Pantazopoulou

“…In the above framework, firstly, the “predominant” deformation shape of the structure is estimated based on elastic finite element simulations under blast loads and then the structural response of the system is evaluated as a result of common computational beam-element tools such as displacement-based pushover analysis. …”
Get full text

A Review on Strengthening Steel Beams Using FRP under Fatigue by Mohamed Kamruzzaman, Mohd Zamin Jumaat, N. H. Ramli Sulong, A. B. M. Saiful Islam

“…This study covers the surface treatment techniques, adhesive curing, and support conditions under cyclic loading including fatigue performance, crack propagation, and failure modes with finite element (FE) simulation of the steel bridge girders and structural elements. …”
Get full text

Fast Transient Thermal Analysis of Non-Fourier Heat Conduction Using Tikhonov Well-Conditioned Asymptotic Waveform Evaluation by Sohel Rana, Jeevan Kanesan, Ahmed Wasif Reza, Harikrishnan Ramiah

“…Non-Fourier heat conduction model with dual phase lag wave-diffusion model was analyzed by using well-conditioned asymptotic wave evaluation (WCAWE) and finite element method (FEM). The non-Fourier heat conduction has been investigated where the maximum likelihood (ML) and Tikhonov regularization technique were used successfully to predict the accurate and stable temperature responses without the loss of initial nonlinear/high frequency response. …”
Get full text

Biomimetic and biodegradable separator with high modulus and large ionic conductivity enables dendrite-free zinc-ion batteries by Hong Ma, Hongli Chen, Minfeng Chen, Anxin Li, Xiang Han, Dingtao Ma, Peixin Zhang, Jizhang Chen

“…These benefits are supported by finite element simulations and comprehensive experimental validation, which also underscore the critical role of modulus enhancement for separators. …”
Get full text

Modal Analysis for a Rod-Fastened Rotor considering Contact Effect Based on Double Fractal Model by Yang Liu, Qi Yuan, Pu Li, Guangyu Zhu

“…Modal frequencies of the experimental rod-fastened rotor under different pretightening forces and the bending moment (caused by gravity) are obtained by three-dimensional finite element analysis and experimental modal tests. …”
Get full text

Effects of Gravity and Inlet/Outlet Location on a Two-Phase Cocurrent Imbibition in Porous Media by M. F. El-Amin, Shuyu Sun

“…Two-dimensional computations are carried out using the finite element method. Intensive comparisons are done between considering and neglecting gravity effect on water saturation, pressures of water and oil as well as water velocity. …”
Get full text

A Comprehensive Flexural Analysis for Sustainable Concrete Structure Reinforced by Embedded Parts by Yuantian Sun, Junfei Zhang, Yunchao Tang, Yufei Wang, Junbo Sun, Xiangyu Wang

“…Moreover, three grooved embedded parts were simulated by ABAQUS to compare the results with the experimental exploration results, which was in close agreement with the theoretically calculated results and finite element analysis results. The result indicated that the failure modes of the embedded specimens under the five working conditions are all concrete vertebral failure. …”
Get full text

Unbalance Identification of Speed-Variant Rotary Machinery without Phase Angle Measurement by Cong Yue, Xingmin Ren, Yongfeng Yang, Wangqun Deng

“…The latter study in this paper is subsequently put forward through a power turbine rotor modeled by finite element method. Simulation results show that proper equilibrium plane performs commendably in recognizing residual unbalance and reducing the vibration effect through the critical region. …”
Get full text

Applications of DSP to Explicit Dynamic FEA Simulations of Elastically-Dominated Impact Problems by Ted Diehl, Doug Carroll, Ben Nagaraj

“…Explicit Dynamic Finite Element techniques are increasingly used for simulating impact events of personal electronic devices such as portable phones and laptop computers. …”
Get full text

A Review on Model and Control of Electromagnetic Active Engine Mounts by Henghai Zhang, Wenku Shi, Jun Ke, Guoyu Feng, Junlong Qu, Zhiyong Chen

“…A theoretical model, a finite-element model, and the identification (or experimental modelling) of electromagnetic AEMs during the last 2 decades are then studied. …”
Get full text

Seismic Performance Evaluation of Footing-to-Circular RC Pier Connection Reinforced by High-Manganese Steel Bars (HMSBs) by Jung-Kyun Kim, Hak-Eun Lee, Jongmin Kim, Jiho Moon

“…Three-dimensional finite-element analysis was also performed to investigate the effects of various axial forces on the behavior of the connection with HMSBs. …”
Get full text

Study of the Compressive Strength of Mortars as a Function of Material Composition, Workability, and Specimen Geometry by M. T. Marvila, A. R. G. Azevedo, J. Alexandre, C. M. F. Vieira, E. B. Zanelato, G. C. G. Delaqua, G. C. Xavier, S. N. Monteiro

“…By comparing the differences between the destructive test results and those defined by the Finite Element Modeling (FEM) for conventional mortars, it was clear that the effect of excess material in the sample during the compression tests did not change the strength properties studied. …”
Get full text

Instability Analysis of a Low-Angle Low-Expansive Soil Slope under Seasonal Wet-Dry Cycles and River-Level Variations by Yongzheng Qi, Zongzhi Wang, Haoqing Xu, Zirui Yuan

“…To determine these reasons, a comprehensive site investigation and a wide variety of tests were implemented, which included geophysical tests, in situ tests, laboratory tests, pile integrity detection, and numerical analysis with the finite element method (FEM). The results revealed that the soil of the low-angle slope was the potentially low-expansive clay soil. …”
Get full text

SRM power density improvement utilising rotor conducting screens and DC‐link voltage boosting for EV applications by Aly A. Abdel‐Aziz, Khaled H. Ahmed, Ahmed M. Massoud, Barry W. Williams

“…The boosted voltage provided by the capacitors aids the winding current to rapidly build‐up; thus, increasing the motor base speed, whence power rating. Finite element analysis results confirm the SRM drive's effectiveness in increasing the motor base speed and improving the torque range; hence make the power capability of SRMs to be competitive with an equivalent volume permanent magnet synchronous motor.…”
Get full text

Dynamic Response of Wheel-Rail Interaction at Rail Weld in High-Speed Railway by Boyang An, Ping Wang, Jieling Xiao, Jingmang Xu, Rong Chen

“…This work reports a 3D finite element model of wheel-rail rolling contact which can simulate dynamic wheel-rail interaction at arbitrary contact geometry up to 400 km/h. …”
Get full text

Labyrinthine Structure with Subwavelength and Broadband Sound Insulation by Heng Jiang, Yu Liu, Wenshuai Xu, Tao Yang, Dongliang Pei, Meng Chen, Yuren Wang

“…In this text, the combination of spiral structure and zigzag channels is introduced to design labyrinthine structures, in which sound waves can propagate alternately in the clockwise and counterclockwise directions. Finite element method and S-parameter retrieval method are used to calculate band structures, effective parameters, and transmission properties of the structures. …”
Get full text

An Adjustment Method for the Suspender Tension of CFSTTTHAB Based on Influence Matrix of Single Suspender by Longlin Wang, Hua Wang, Litao Li, Tianzhi Hao, Changxia Wu

“…A method for adjusting suspender tension at the completed state of construction by using numerical simulation and iterative algorithm was also presented. Finite element numerical model was used to calculate the influence matrix of a single suspender. …”
Get full text

Prediction of Pressing Quality for Press-Fit Assembly Based on Press-Fit Curve and Maximum Press-Mounting Force by Bo You, Zhifeng Lou, Yi Luo, Yang Xu, Xiaodong Wang

“…In order to predict pressing quality of precision press-fit assembly, press-fit curves and maximum press-mounting force of press-fit assemblies were investigated by finite element analysis (FEA). The analysis was based on a 3D Solidworks model using the real dimensions of the microparts and the subsequent FEA model that was built using ANSYS Workbench. …”
Get full text