Results 1 to 10 of about 136,590 (291)

Penyusunan Model Elemen Hingga Interaksi Persamaan Aliran dengan Persamaan Sebaran Udara

open access: yesSemesta Teknika, 2015
Aeration process is one of water treatment processes. The process consists of two physical phenomena, flow, and spreading of air bubble. This research has developed a finite element model for three-dimensional flow and spreading of air bubble.
Jazaul Ikhsan , Adam Pamudji Rahardjo
doaj  

A granular computing method for nonlinear convection-diffusion equation

open access: yesMATEC Web of Conferences, 2016
This paper introduces a method of solving nonlinear convection-diffusion equation (NCDE), based on the combination of granular computing (GrC) and characteristics finite element method (CFEM).
Tian Ya Lan   +3 more
doaj   +1 more source

The numerical simulation of convection delayed dominated diffusion equation

open access: yesMATEC Web of Conferences, 2016
In this paper, we propose a fitted numerical method for solving convection delayed dominated diffusion equation. A fitting factor is introduced and the model equation is discretized by cubic spline method.
Mohan Kumar P. Murali, Ravi Kanth A.S.V.
doaj   +1 more source

Numerical Solution of the Nonlinear Convection–Diffusion Equation Using the Fifth Order Iterative Method by Newton–Jarratt

open access: yesMathematics
This study presents a novel fifth-order iterative method for solving nonlinear systems derived from a modified combination of Jarratt and Newton schemes, incorporating a frozen derivative of the Jacobian. The method is applied to approximate solutions of
Santiago Quinga   +5 more
doaj   +1 more source

Auto Up-wind and Skew Up wind Numerical Solution Method of 2D Convection-diffusion Equation Under High Reynolds Number

open access: yes工程科学与技术, 2006
:In order to develop up-wind scheme for convection-diffusion equation under high Reynolds number, exponent or power function was used as power coefficient of auto up-wind.
doaj  

Mathematical models of a diffusion-convection in porous media

open access: yesElectronic Journal of Differential Equations, 2012
Mathematical models of a diffusion-convection in porous media are derived from the homogenization theory. We start with the mathematical model on the microscopic level, which consist of the Stokes system for a weakly compressible viscous liquid ...
Anvarbek M. Meirmanov, Reshat Zimin
doaj  

The Inverse of Exact Renormalization Group Flows as Statistical Inference

open access: yesEntropy
We build on the view of the Exact Renormalization Group (ERG) as an instantiation of Optimal Transport described by a functional convection–diffusion equation.
David S. Berman, Marc S. Klinger
doaj   +1 more source

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