Results 1 to 10 of about 310,990 (107)

Topology Optimization for Electromagnetics: A Survey

open access: yesIEEE Access, 2022
The development of technologies for the additive manufacturing, in particular of metallic materials, is offering the possibility of producing parts with complex geometries.
Francesco Lucchini   +4 more
doaj   +1 more source

Mathematics in Finite Element Modeling of Computational Friction Contact Mechanics 2021–2022

open access: yesMathematics, 2023
In engineering practice, structures with identical components or parts are useful from several points of view: less information is needed to describe the system; designs can be conceptualized quicker and easier; components are made faster than during ...
Nicolae Pop, Marin Marin, Sorin Vlase
doaj   +1 more source

Element differential method for poroelastic problems

open access: yesYantu gongcheng xuebao, 2023
A numerical model for solving the coupling problem of fluid flow and solid mechanics in porous media is established based on the Biot's consolidation theory, and the numerical analysis and calculation are carried out by using a new strong-form finite ...
HU Kai1 , GAO Xiaowei 1, XU Bingbing 1, ZHENG Yingren 2
doaj   +1 more source

Solving the Problem of Elasticity for a Layer with N Cylindrical Embedded Supports

open access: yesComputation, 2023
The main goal of deformable solid mechanics is to determine the stress–strain state of parts, structural elements, and their connections. The most accurate results of calculations of this state allow us to optimize design objects. However, not all models
Vitaly Miroshnikov   +3 more
doaj   +1 more source

Investigating the hydrostatic and hydrodynamic behaviour of large size butterfly valves using experimental and numerical methods [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
In this paper, c. For this purpose, stress distribution and deformation of the major parts of the valve and also, the hydrodynamic torque, which is applied to the valve-disk, have been calculated at different opening angles of the disk.
Aziz Shokuhi   +3 more
doaj   +1 more source

The Stress Calculation Methods of Antislide Structures with Continuous Ladders

open access: yesAdvances in Civil Engineering, 2020
In antislide structures with continuous ladders (ASCLs), horizontal and vertical reinforced concrete antislide members connected in continuous ladders, head to tail, are set along the slip surfaces of slopes. The antislide members are connected with each
Gong Chen, Qiang Xu
doaj   +1 more source

Treating the Solid Pendulum Motion by the Large Parameter Procedure

open access: yesInternational Journal of Aerospace Engineering, 2020
In this paper, we consider the dynamical description of a pendulum model consists of a heavy solid connection to a nonelastic string which suspended on an elliptic path in a vertical plane.
A. I. Ismail
doaj   +1 more source

Application of the continuum shell finite element SHB8PS to sheet forming simulation using an extended large strain anisotropic elastic–plastic formulation [PDF]

open access: yes, 2012
http://link.springer.com/article/10.1007%2Fs00419-012-0620-xThis paper proposes an extension of the SHB8PS solid–shell finite element to large strain anisotropic elasto-plasticity, with application to several non-linear benchmark tests including sheet ...
ABED-MERAIM, Farid   +3 more
core   +6 more sources

Quasi-static imaged-based immersed boundary-finite element model of human left ventricle in diastole [PDF]

open access: yes, 2014
SUMMARY: Finite stress and strain analyses of the heart provide insight into the biomechanics of myocardial function and dysfunction. Herein, we describe progress toward dynamic patient-specific models of the left ventricle using an immersed boundary ...
Balay   +59 more
core   +1 more source

Scalable Domain Decomposition Preconditioners for Heterogeneous Elliptic Problems [PDF]

open access: yes, 2013
International audienceDomain decomposition methods are, alongside multigrid methods, one of the dominant paradigms in contemporary large-scale partial differential equation simulation.
Hecht, Frédéric   +3 more
core   +5 more sources

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