Results 1 to 10 of about 1,909,665 (280)

Multiscale finite element-finite element model for simulating nodal Darcy velocity

open access: yesYantu gongcheng xuebao, 2022
A multi-scale finite element-finite element model (MSFEM-FEM) is proposed, and it can effectively simulate the nodal Darcy velocity and ensure the velocity continuity.
XIE Yi-fan 1, 2, WU Ji-chun 3, WANG Yi 1, 2, YE Yu 1, 2, XIE Chun-hong 4, LU Chun-hui 1, 2, 5
doaj   +1 more source

Peri-implant bone resorption risk of anterior maxilla narrow single implants: a finite-element analysis

open access: yesBiomaterial Investigations in Dentistry, 2022
Statement of the problem: Narrow implants have been recommended in high esthetic demand regions to ensure greater buccal bone thickness (BBT) and minimize soft-tissue recession due to insufficient bone support.
Ivan Onone Gialain   +5 more
doaj   +1 more source

BEAM ELEMENT UNDER FINITE ROTATIONS

open access: yesActa Polytechnica CTU Proceedings, 2021
The present work focuses on the 2-D formulation of a nonlinear beam model for slender structures that can exhibit large rotations of the cross sections while remaining in the small-strain regime.
Emma La Malfa Ribolla   +2 more
doaj   +1 more source

A Reduced-Order Extrapolation (ROE) Method for Solution Coefficient Vectors in the Mixed Finite Element (MFE) Method for the Two-Dimensional (2D) Fourth-Order Hyperbolic Equation

open access: yesIEEE Access, 2022
This study focuses on a reduced-order extrapolation method for the coefficient vectors of the mixed finite element solution for two-dimensional fourth-order hyperbolic equation. We first establish the mixed finite element scheme for the equation and give
Changbiao Yu, Wenwen Xu, Xindong Li
doaj   +1 more source

A Finite Element Model for Underwater Sound Propagation in 2-D Environment

open access: yesJournal of Marine Science and Engineering, 2021
The finite element method is a popular numerical method in engineering applications. However, there is not enough research about the finite element method in underwater sound propagation.
Yi-Qing Zhou, Wen-Yu Luo
doaj   +1 more source

Typical localised element-specific finite element anterior eye model

open access: yesHeliyon, 2023
Purpose: The study presents an averaged anterior eye geometry model combined with a localised material model that is straightforward, appropriate and amenable for implementation in finite element (FE) modelling.
Joseph Towler   +8 more
doaj   +1 more source

Innovative system for delivery of low temperature district heating

open access: yesInternational Journal of Sustainable Energy Planning and Management, 2017
An innovative Low Temperature District Heating (LTDH) local network is developed in Nottingham, supported by REMOURBAN project, part of the H2020 Smart City and Community Lighthouse scheme.
Anton Ivanov Ianakiev   +3 more
doaj   +1 more source

Seepage analysis based on weak finite element method

open access: yesYantu gongcheng xuebao, 2023
In the design and operation management of hydraulic structures such as dams, gates and embankments, the seepage calculation plays a very important role. The current methods for seepage analysis are mainly based on the general finite element method. It is
HE Zhaokui 1, SU Baoyu 2, SHENG Jinchang 2, LUO Yulong 2
doaj   +1 more source

A general approach to transforming finite elements [PDF]

open access: yes, 2017
The use of a reference element on which a finite element basis is constructed once and mapped to each cell in a mesh greatly expedites the structure and efficiency of finite element codes.
Kirby, Robert C.
core   +3 more sources

Hybrid finite difference/finite element immersed boundary method [PDF]

open access: yes, 2017
The immersed boundary method is an approach to fluid-structure interaction that uses a Lagrangian description of the structural deformations, stresses, and forces along with an Eulerian description of the momentum, viscosity, and incompressibility of ...
Griffith, Boyce E., Luo, Xiaoyu
core   +3 more sources

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