Results 101 to 110 of about 195,153 (293)

SOLUSI MODEL LINEAR NAVIER-STOKES-KORTEWEG DI R_+^3 DENGAN SYARAT BATAS SLIP

open access: yesJurnal Lebesgue
This article discusses the solution of the linear Navier-Stokes-Korteweg model in  considering slip boundary conditions. This model is often used to describe the two-phase flow of fluids, where there is a phase change at the interface known as the ...
Jihandika Prayugo   +3 more
doaj   +1 more source

Global Well-Posedness and Long Time Decay of Fractional Navier-Stokes Equations in Fourier-Besov Spaces

open access: yesAbstract and Applied Analysis, 2014
We study the Cauchy problem of the fractional Navier-Stokes equations in critical Fourier-Besov spaces FB˙p,q1-2β+3/p′. Some properties of Fourier-Besov spaces have been discussed, and we prove a general global well-posedness result which covers some ...
Weiliang Xiao   +3 more
doaj   +1 more source

Research on Oil Cavity Lubrication Characteristics of Sliding Bearings for Wind Turbines With Strong Sudden Change and Heavy Load

open access: yesEnergy Science &Engineering, EarlyView.
This paper aims to improve a method to analyze the pressure, bearing capacity, and temperature of different oil cavity shapes with different conditions to enhance the lubrication reliability for wind turbines sliding bearings with discontinuous flow in mixed lubrication wear caused by strong sudden changes and heavy loads.
Wengui Mao   +5 more
wiley   +1 more source

ε-Аpproximation of the temperatures model of inhomogeneous melts with allowance for energy dissipation

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
Accumulated facts and information about the Navier-Stokes equations, together with a large number of experiments and approximate calculations, made it possible to reveal some discrepancies between the mathematical model of a viscous melt and real ...
S.Sh. Kazhikenova   +3 more
doaj   +1 more source

Space‐Time Modeling and Numerical Simulations of Non‐Newtonian Fluids Using Internal Variables

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
Based on Hamilton's principle, the study focuses on a novel strategy for the modeling of non‐Newtonian fluids with the help of internal variables. Here, the viscosity evolves locally in space and time. Three configurations are numerically implemented, namely channel flow, a benchmark, and a lid‐driven cavity.
Philipp Junker, Thomas Wick
wiley   +1 more source

A Geometric Multigrid Solver for the Incompressible Navier–Stokes Equations Using Discretely Divergence‐Free Finite Elements in 3D

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
In this paper, we consider the concept of discretely divergence‐free finite elements (DDFFE) based on the Rannacher–Turek finite element pair to efficiently solve the three‐dimensional incompressible Navier–Stokes equations. For this purpose, we first define a spanning set of DDFFE functions and then characterize a set of basis functions for arbitrary ...
Christoph Lohmann
wiley   +1 more source

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