Results 21 to 30 of about 1,101,560 (296)

Dual Solutions for Boundary Layer Flow of Moving Fluid over a Moving Surface with Power-Law Surface Temperature

open access: yesInternational Journal of Applied Mechanics and Engineering, 2013
An analysis of heat transfer for boundary layer forced convective flow past a moving flat surface parallel to a moving stream is presented. The power-law surface temperature at the boundary is prescribed.
S. Mukhopadhyay, R.S.R. Gorla
doaj   +1 more source

To the solution of the Solonnikov-Fasano problem with boundary moving on arbitrary law x = γ(t).

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2021
In this paper we study the solvability of the boundary value problem for the heat equation in a domain that degenerates into a point at the initial moment of time. In this case, the boundary changing with time moves according to an arbitrary law x = γ(t)
M.T. Jenaliyev   +2 more
doaj   +1 more source

Numerical Simulation of Incompressible Flows around a Fish Model at Low Reynolds Number Using Seamless Virtual Boundary Method

open access: yesJournal of Fluid Science and Technology, 2009
In this paper, the numerical simulation of incompressible flows around a fish model at low Reynolds number using the seamless virtual boundary method is presented.
Hidetoshi NISHIDA, Kyohei TAJIRI
doaj   +1 more source

Pushing of Interstitial Elements in the Transition Zone under the Growing Diffusion Layers

open access: yesФізика і хімія твердого тіла, 2016
The kinetics of diffusion of interstitial elements on the example of diffusion saturation with boron and silicon iron- carbon matrix ( - iron) was considered .
A. I. Nesterenko, N. G. Nesterenko
doaj   +1 more source

Radially Symmetrical Heat Hydrate Dissociation Model with a Density Difference

open access: yesEnergies, 2022
The hydrate dissociation is viewed as a phase change process in which hydrates transform from a solid phase into gas and liquid phase at a moving dissociation boundary.
Qian Wang   +5 more
doaj   +1 more source

An Unusual Moving Boundary Condition Arising in Anomalous Diffusion Problems [PDF]

open access: yes, 1995
In the context of analyzing a new model for nonlinear diffusion in polymers, an unusual condition appears at the moving interface between the glassy and rubbery phases of the polymer.
Cohen, D. S., Edwards, D. A.
core   +1 more source

Moving immersed boundary method [PDF]

open access: yesInternational Journal for Numerical Methods in Fluids, 2017
SummaryA novel implicit immersed boundary method of high accuracy and efficiency is presented for the simulation of incompressible viscous flow over complex stationary or moving solid boundaries. A boundary force is often introduced in many immersed boundary methods to mimic the presence of solid boundary, such that the overall simulation can be ...
Cai, Shang-Gui   +3 more
openaire   +2 more sources

Total integrated simulation technology for fuel pump with system-fluid-magnetic co-simulation

open access: yesMechanical Engineering Journal, 2020
Automotive fuel can be efficiently combusted by injecting it into the cylinders at high pressure to atomize it to pass gas and fuel economy regulations for exhaust.
U OH, Norihiko NONAKA
doaj   +1 more source

A Unified Analytical Approach to Fixed and Moving Boundary Problems for the Heat Equation

open access: yesMathematics, 2021
Fixed and moving boundary problems for the one-dimensional heat equation are considered. A unified approach to solving such problems is proposed by embedding a given initial-boundary value problem into an appropriate initial value problem on the real ...
Marianito R. Rodrigo, Ngamta Thamwattana
doaj   +1 more source

A Study of the Non-Linear Seepage Problem in Porous Media via the Homotopy Analysis Method

open access: yesEnergies, 2023
A non-Darcy flow with moving boundary conditions in a low-permeability reservoir was solved using the homotopy analysis method (HAM), which was converted into a fixed-boundary mathematical model via similarity transformation.
Xiangcheng You   +3 more
doaj   +1 more source

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