Results 21 to 30 of about 19,301,909 (287)

A Finite Volume Method to Solve the Ill-Posed Elliptic Problems

open access: yesMathematics, 2022
In this paper, we propose a finite volume element method of primal-dual type to solve the ill-posed elliptic problem, that is, the elliptic problem with lacking or overlapping boundary value condition.
Ying Sheng, Tie Zhang
doaj   +1 more source

A control volume based formulation of the discrete Kirchoff triangular thin plate bending element [PDF]

open access: yes, 2009
A control volume method is presented for predicting the displacement and rotation of thin transversely loaded flat plates. The new procedure uses discrete Kirchoff triangle (DKT) elements but introduces a dual mesh of interconnected control volumes (CVs)
Wheel, M. A., Beveridge, A. J.
core   +3 more sources

Analysis of stabilized finite volume method for poisson equation

open access: yesMathematical Modelling and Analysis, 2013
In this work, we systematically analyze a stabilized finite volume method for the Poisson equation. On stating the convergence of this method, optimal error estimates in different norms are obtained by establishing the adequate connections between the ...
Tong Zhang, Pengzhan Huang, Shunwei Xu
doaj   +1 more source

Thermo-electric multiphysics topology optimization using finite volume method

open access: yesMechanical Engineering Journal
Size and weight are two critical factors in the design of automotive inverters. Bus bars form essential components of the inverter assembly and significantly contribute to the overall weight of the assembly.
Hitesh Kumar SINHA, Krishna Mohan SINGH
doaj   +1 more source

Simulation of ice formation by the finite volume method [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2004
This paper investigates the simulation of ice formation in one and two dimensions by the cell-centred finite volume method. The model is based on the heat conduction equation with the fixed grid, latent heat source approach.
Rotchana Prapainop, Kuntinee Maneeratana
doaj  

Application of Finite Volume Method to Structural Stochastic Dynamics

open access: yesAdvances in Mechanical Engineering, 2013
The stochastic dynamic problems were becoming more difficult after considering the influences of stochastic factors and the complexity of the dynamic problems.
Weidong Chen   +4 more
doaj   +1 more source

A fully discrete evolving surface finite element method [PDF]

open access: yes, 2012
In this paper we consider a time discrete evolving surface finite element method for the advection and diffusion of a conserved scalar quantity on a moving surface.
Dziuk, Gerhard, Elliott, Charles M.
core   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

A novel SIMPLE-based pressure-enthalpy coupling scheme for engine flow problems

open access: yesMathematical Modelling and Analysis, 2012
A novel method in CFD derived from the SIMPLE algorithm is presented. Instead of solving the linear equations for each variable and the pressurecorrection equation separately in a so-called segregated manner, it relies on the solution of a linear system ...
Maximilian Emans   +3 more
doaj   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

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