Results 1 to 10 of about 15,976,227 (307)

Prediction of fatigue crack growth for semi-elliptical surface cracks using s-version FEM under tension loading [PDF]

Journal of Mechanical Engineering and Sciences, 2016
The finite element method (FEM) is commonly used is solving engineering problems including fatigue crack growth. The S-version FEM is an extended version of the FEM to predict fatigue crack growth.
M.S. Shaari, M.R.M. Akramin, A.K. Ariffin, S. Abdullah, Masanori Kikuchi   +4 more
doaj   +4 more sources

Enhancing Computational Accuracy in Surrogate Modeling for Elastic–Plastic Problems by Coupling S-FEM and Physics-Informed Deep Learning

Mathematics, 2023
Physics-informed neural networks (PINNs) provide a new approach to solving partial differential equations (PDEs), while the properties of coupled physical laws present potential in surrogate modeling.
Meijun Zhou, Gang Mei, Nengxiong Xu
doaj   +2 more sources

Crack growth simulation in heterogeneous material by S-FEM and comparison with experiments [PDF]

Fracture and Structural Integrity, 2015
Fully automatic fatigue crack growth simulation system is developed using S-version FEM (SFEM). This system is extended to fracture in heterogeneous material. In the heterogeneous material, crack tip stress field becomes mixed mode condition, and crack
Masanori Kikuchi, Yoshitaka Wada, Yulong Li   +2 more
doaj   +4 more sources

Solution Bounds and Nearly Exact Solutions for 3D Nonlinear Problems of Large Deformation of Solids Using S-Fem

International Journal of Computational Methods, 2019
In this work, a three-dimensional (3D) nonlinear smoothed finite element method (S-FEM) solver is developed for large deformation problems. Node-based and face-based S-FEM using automatically generable four-noded tetrahedral elements (NS-FEM-Te4 and FS ...
G. R. Liu, S. W. Wu, C. Jiang, M. Li
core   +2 more sources

epSFEM: A Julia-Based Software Package of Parallel Incremental Smoothed Finite Element Method (S-FEM) for Elastic-Plastic Problems

Mathematics, 2022
In this paper, a parallel Smoothed Finite Element Method (S-FEM) package epSFEM using incremental theory to solve elastoplastic problems is developed by employing the Julia language on a multicore CPU.
Meijun Zhou, Jiayu Qin, Zenan Huo, Fabio Giampaolo, Gang Mei   +4 more
doaj   +1 more source

Transfer Learning-Based Coupling of Smoothed Finite Element Method and Physics-Informed Neural Network for Solving Elastoplastic Inverse Problems

Mathematics, 2023
In practical engineering applications, there is a high demand for inverting parameters for various materials, and obtaining monitoring data can be costly.
Meijun Zhou, Gang Mei
doaj   +1 more source

mlp6/fem:

, 2021
Finite Element Modeling (FEM) Code: Python Tools, Field II Intensity Field Solution, LS-DYNA Pre/Post ...
David Bradway, ndanieley, Anna Knight, Nick Bottenus, Mark Palmeri   +4 more
core   +1 more source

Practical and Rapid Motor Sizing Technique Using Existing Electrical Motor

Actuators, 2023
Electrical motor design requires considerable work and resources. In the field, motor designers need to decide on competitive motor sizing quickly to compete with other motor suppliers.
Yong-Chul Kim, Jung-Ho Han, Ju Lee
doaj   +1 more source

Finite Element Method (FEM): bar elements

, 2023
<p>Finite Element Method (FEM) codes in Matlab and Python for beam, plane frame, and plane truss structures static and modal analysis. Functions for the determination of stiffness and mass matrices are presented, in addition to displacements, nodal
Daniele Kauctz Monteiro
core   +2 more sources

Methyl Salicylate Glycosides in Some Italian Varietal Wines

Molecules, 2019
Glycosides are ubiquitous plant secondary metabolites consisting of a non-sugar component called an aglycone, attached to one or more sugars. One of the most interesting aglycones in grapes and wine is methyl salicylate (MeSA), an organic ester naturally
Silvia Carlin, Domenico Masuero, Graziano Guella, Urska Vrhovsek, Fulvio Mattivi   +4 more
doaj   +1 more source