Free Vibration Analysis of Rings via Wave Approach by Wang Zhipeng, Liu Wei, Yuan Yunbo, Shuai Zhijun, Guo Yibin, Wang Donghua

“…Natural frequencies calculated by wave approach are compared with those obtained by classical method and Finite Element Method (FEM). Afterwards natural frequencies of four type boundaries are calculated. …”
Get full text

Damage Identification and Performance Assessment of Regular and Irregular Buildings Using Wavelet Transform Energy by Mosbeh R. Kaloop, Jong Wan Hu

“…The simple 3D regular and irregular simulation (finite element model) models of a building are designed to verify the methods’ uses and optimum applications. …”
Get full text

Dynamic Effects of Embedded Macro-Fiber Composite Actuators on Ultra-Light Flexible Structures of Repeated Pattern- a Homogenization Approach by A. Salehian, T.M. Seigler

“…The resulting model is used to analyze changes in the structural natural frequencies introduced by the local effects of the added macro-fiber composite actuators for several configurations. A finite element solution is used as a comparison for the homogenization model, and the two are shown to be in good agreement, although the latter requires significantly less computational effort.…”
Get full text

Layerwise generalized formulation solved via a boundary discontinuous method for multilayered structures. Part 1: Plates by Laureano Ronaldo Walter, Mantari José Luis

“…The high accuracy of the proposed solution is demonstrated by comparing the results with three-dimensional finite-element model (FEM) solutions of multilayered and sandwich plates for various side-to-thickness ratios. …”
Get full text

A Normal Contact Stiffness Statistical Model of Joint Interface considering Hardness Changes by Donghua Yin, Xueliang Zhang, Shuhua Wen, Guosheng Lan, Yonghui Chen

“…Based on Kogut and Etsion’s finite element contact model (KE model) and citing the hardness geometric limit proposed by Jackson et al., the deformation stage of an asperity is re-divided, and a normal contact stiffness model of joint interface is established by using a statistical theory. …”
Get full text

Numerical modeling of the contact effect on the parameters of cracking in a 2D Fatigue Fretting Model by Mohammed Bentahar, Habib Benzaama, Mahmoudi Noureddin

“…These parameters have been studied and evaluated by the finite element method analysis in two dimensions fretting fatigue model through the Abaqus calculation code. …”
Get full text

Coupling of Point Collocation Meshfree Method and FEM for EEG Forward Solver by Chany Lee, Jong-Ho Choi, Ki-Young Jung, Hyun-Kyo Jung

“…For solving electroencephalographic forward problem, coupled method of finite element method (FEM) and fast moving least square reproducing kernel method (FMLSRKM) which is a kind of meshfree method is proposed. …”
Get full text

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

“…We construct new fractal acoustic metamaterials by coiling up space, which can allow subwavelength-scale and broadband sound insulation to be achieved. Using the finite element method and the S-parameter retrieval method, the band structures, the effective parameters, and the transmission losses of these acoustic metamaterials with different fractal orders are researched individually. …”
Get full text

Numerical Modeling and Dynamic and Static Performance Analysis of Hydraulic Mounting by Ti Wu, Penghui Xu, Jianghua Fu, Jintao Su

“…In order to accurately evaluate the dynamic characteristics of the hydraulic bushing, the fluid–structure coupling finite element modeling of the hydraulic bushing was carried out, and its fluid–structure coupling characteristics were analyzed. …”
Get full text

Vibration Control of Nuclear Power Plant Piping System Using Stockbridge Damper under Earthquakes by Seongkyu Chang, Weipeng Sun, Sung Gook Cho, Dookie Kim

“…In the proposed paper, effect of Stockbridge damper to mitigate the response of piping system of NPP subjected to earthquake is studied. Finite element analysis of piping system with and without Stockbridge damper using commercial software SAP2000 is performed. …”
Get full text

New Scheme of Finite Difference Heterogeneous Multiscale Method to Solve Saturated Flow in Porous Media by Fulai Chen, Li Ren

“…In the discretization framework of FDHMM, we follow some ideas from the multiscale finite element method and construct basic microscopic elliptic models. …”
Get full text

Study and Design Optimization of Fiber Bragg Grating Based Wind Pressure Sensor by Danhui Dan, Rong Xiao, Wulong Bai, XueLei Wen

“…A Fiber Bragg Grating (FBG) based wind pressure sensor (WPS) for structural surfaces is introduced, and wind pressure-strain conversion model as well as temperature compensation method is established. By using finite element analysis, the design of the wind-bearing carrier of the WPS is optimized such that the nominal measured values by the FBGs are maximized under the action of fundamental wind pressures suggested in codes. …”
Get full text

Numerical Investigation of Bearing Capacity of Centrally and Eccentrically Loaded Surface Footing on Sand-Clay with Void Using Plaxis 2D by Abdelhakim Nezari, Rafik Boufarh, Tarek Mansouri

“…Using the Plaxis finite element software, the influence of various parameters on the overall performance of the footing, including load eccentricity, void location, void size, and introducing geogrid reinforcement at the sand-clay interface are analyzed. …”
Get full text

Assessment Model and Virtual Simulation for Fatigue Damage Evolution of Asphalt Mortar and Mixture by Danhua Wang, Xunhao Ding, Linhao Gu, Tao Ma

“…By the mechanical formula derivation and based on the four-point bending fatigue tests, the damage evolution law was determined and then the proposed model was verified. Based on the finite element method (FEM), a commercial software named ABAQUS was utilized to develop the random mixtures consisting of coarse aggregates, mortar, and voids. …”
Get full text

Intelligent Manipulator with Flexible Link and Joint: Modeling and Vibration Control by Minqiang Shao, Yuming Huang, Vadim V. Silberschmidt

“…This paper presents a finite-element (FE) model of a manipulator with a flexible link and flexible joint as well as embedded PZT actuators and proposes a corrected rebuilt reduced model (CRRM) to make its dynamic characteristics more consistent with reality and facilitate control design. …”
Get full text

Effect of Cold Working on the Driving Force of the Crack Growth and Crack Growth Rate of Welded Joints under One Overload by Hongliang Yang, He Xue, Fuqiang Yang, Shuai Wang

“…To understand the effect of cold working of welding heat-affected zone on the driving force of the crack growth and crack growth rate of stress corrosion cracking (SCC) near the welding fusion line, the finite element simulation method was used to analyze the effect of cold working on the tensile stress of the crack tip at different locations near the fusion line. …”
Get full text

Experimental and Numerical Studies on Tire Tread Block Friction Characteristics Based on a New Test Device by J. Wu, Y. S. Wang, B. L. Su, Q. Liu

“…Based on this, a friction model for contact between tire tread block and different road surfaces was developed. A finite element slip friction model of rubber block was developed for studying the tread contact stress, stiffness under different pattern slope angles, and ditch radius. …”
Get full text

Numerical and Experimental Analysis of the Shear Behavior of Ultrahigh-Performance Concrete Construction Joints by Hyun-O. Jang, Han-Seung Lee, Keunhee Cho, Jinkyu Kim

“…With simplifying structural behavior of contact surfaces and UHPC substrate, the finite-element analysis model is developed for every case studied by utilizing the ABAQUS software and validated against the test results. …”
Get full text

Model Updating of Complex Structures Using the Combination of Component Mode Synthesis and Kriging Predictor by Yang Liu, Yan Li, Dejun Wang, Shaoyi Zhang

“…Updating the structural model of complex structures is time-consuming due to the large size of the finite element model (FEM). Using conventional methods for these cases is computationally expensive or even impossible. …”
Get full text

Numerical Simulation of Effective Properties of 3D Piezoelectric Composites by Ri-Song Qin, Yi Xiao, Haitian Lan

“…In this work, an algorithm used in two-dimensional (2D) analysis for calculating transversely isotropic material properties is developed. Since the finite element (FE) meshing patterns on the opposite areas are the same, constraint equations can be applied directly to generate appropriate load. …”
Get full text