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Stokes equations

Dynamically Correct Formulations of the Linearised Navier-Stokes Equations

Dynamically Correct Formulations of the Linearised Navier-Stokes Equations

... Motivated by the need to efficiently obtain low-order models of fluid flows around complex geometries for the purpose of feedback control system design, this paper considers the effect on system dynamics of basing plant ...

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Note on Prodi Serrin Ladyzhenskaya type regularity criteria for the Navier Stokes equations

Note on Prodi Serrin Ladyzhenskaya type regularity criteria for the Navier Stokes equations

... Remarks on regularity criterion for weak solutions to the Navier-Stokes equations in terms of the gradient of the pressure.. Solutions for semilinear parabolic equations in Lp and regula[r] ...

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Double Solutions of the Euler and Navier-Stokes Equations Process of Origination the Vorticity and Turbulence

Double Solutions of the Euler and Navier-Stokes Equations Process of Origination the Vorticity and Turbulence

... Navier-Stokes equations are properties that are typical for the solutions to the mathematical physics equations that describe such material systems (media) like the thermodynamical, gas-dynamical and ...

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On a model for the Navier–Stokes equations using magnetization variables

On a model for the Navier–Stokes equations using magnetization variables

... Navier–Stokes equations, within families of related ...Navier– Stokes equations in the magnetization variables formulation (3–4) may be worth- while, particularly given the apparent similarity ...

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The limits of coefficients of the species diffusion and the rate of reactant to one dimensional compressible Navier–Stokes equations for a reacting mixture

The limits of coefficients of the species diffusion and the rate of reactant to one dimensional compressible Navier–Stokes equations for a reacting mixture

... In this paper, we consider the initial-boundary value problem of the one-dimensional compressible viscous and heat-conductive Navier–Stokes equations with a reacting mixture. This model is used to describe ...

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The Peculiarity of Numerical Solving the Euler and Navier Stokes Equations

The Peculiarity of Numerical Solving the Euler and Navier Stokes Equations

... Exact generalized solutions to the Euler and Navier-Stokes equations describe such observable quantities ari- sen. It is evident that the transition from inexact solutions to exact (generalized) solutions ...

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On suboptimal control strategies for the Navier-Stokes equations

On suboptimal control strategies for the Navier-Stokes equations

... Let us also point out some of the recent developments that concentrate on analytical aspects of control for the Navier-Stokes equations. Significant ad- vances have been made in the area of controllability, ...

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Navier Stokes Equations—Millennium  Prize Problems

Navier Stokes Equations—Millennium Prize Problems

... Navier-Stokes equations, which suggest the global solvability of the Cauchy problem for the Navier-Stokes ...nonlinear equations with inverse scattering methods to multi-dimensional ...

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Hovering of model insects: simulation by coupling equations of motion with Navier–Stokes equations

Hovering of model insects: simulation by coupling equations of motion with Navier–Stokes equations

... the equations of motion with the Navier–Stokes ...The equations are solved numerically; periodical solutions representing the hover flight are obtained by the shooting ...

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A Five Mode System of the Navier Stokes Equations on a Torus

A Five Mode System of the Navier Stokes Equations on a Torus

... A five-mode truncation of the Navier-Stokes equations for a two-dimensional incompressible fluid on a torus is studied. Its stationary solutions and stability are presented; the existence of attractor and ...

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On some alternative formulations of the Euler and Navier Stokes equations

On some alternative formulations of the Euler and Navier Stokes equations

... Navier–Stokes equations for in- compressible flow in 3D (from which the Euler equations can be ...analogous equations in d-dimensions for d ≥ 2 can be derived ...Navier–Stokes ...

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Optimization with the time-dependent Navier-Stokes equations as constraints

Optimization with the time-dependent Navier-Stokes equations as constraints

... The paper is organized as follows. In Section 2, we will briefly review some theory in optimal control of the Navier-Stokes equations. Section 3 gives details of the op- timization method applied for the ...

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Mixed formulation for navier stokes equations

Mixed formulation for navier stokes equations

... The Navier–Stokes equations are also of great interest in a purely mathematical sense. Surprisingly, given their wide range of practical uses, mathematicians have not yet proven that, in three dimensions, ...

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On the Reynolds-averaged Navier-Stokes Equations

On the Reynolds-averaged Navier-Stokes Equations

... Navier-Stokes- Equations (RANS) has been formulated for more 100 years, unfortunately, all current literature have a wrong understanding on the numbers of ...

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ON COUPLED SYSTEM OF NAVIER-STOKES EQUATIONS AND TEMPERATURE IN INFINITE CHANNEL

ON COUPLED SYSTEM OF NAVIER-STOKES EQUATIONS AND TEMPERATURE IN INFINITE CHANNEL

... Navier-Stokes equations and temperature (Thermohydraulics) in a strip in the class of spatially non-decaying (infinite-energy) solutions belonging to the properly chosen uniformly local Sobolev ...

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An augmented approach for Stokes equations with discontinuous viscosity and singular forces

An augmented approach for Stokes equations with discontinuous viscosity and singular forces

... fast Stokes solver on irregular domains based on an integral equation approach [1, 5] which may be applied to the two-phase Stokes flow discussed ...Navier-Stokes equations is a time dependent ...

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The Boundary Layer Equations and a Dimensional Split Method for Navier Stokes Equations in Exterior Domain of a Spheroid and Ellipsoid

The Boundary Layer Equations and a Dimensional Split Method for Navier Stokes Equations in Exterior Domain of a Spheroid and Ellipsoid

... Navier-Stokes equations; Section 3 assumes that the solutions of Navier-Stokes equa- tions in the boundary layer can be made Taylor expansion with respect to transverse variable, derive the ...

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The Compressible Navier Stokes Equations with Weak Viscosity and Heat Conductivity

The Compressible Navier Stokes Equations with Weak Viscosity and Heat Conductivity

... Navier-Stokes equations are a fundamental model aimed at describing the motion of an incompressible viscous ...Navier-Stokes equations with viscosity and heat conductivity coefficients of ...

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Analysis of the Navier Stokes Equations

Analysis of the Navier Stokes Equations

... Navier-Stokes equations, the equation of continuity and equations of the relevant boundary conditions can be represented by the perturbation theory in dependence of a dimensionless parameter, which ...

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CONTINUITY AND MOTION (NAVIER-STOKES) EQUATIONS

CONTINUITY AND MOTION (NAVIER-STOKES) EQUATIONS

... of equations of continuity and motion (Navier-Stokes), the latter by means of the Bernoulli and Euler equations (a particular case of the Navier-Stokes ...the equations of motion are ...

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