• The NavierStokes equations (/nævˈjeɪ stoʊks/ nav-YAY STOHKS) are partial differential equations which describe the motion of viscous fluid substances...
    97 KB (15,471 words) - 22:19, 30 May 2025
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    of the NavierStokes equations. In this case the NavierStokes equations reduce to the vorticity-transport equations. The NavierStokes equations are nonlinear...
    28 KB (5,062 words) - 21:55, 27 May 2025
  • the equations, such as NavierStokes existence and smoothness, is one of the important unsolved problems in mathematics. The NavierStokes equations are...
    36 KB (5,661 words) - 02:56, 12 April 2025
  • Reynolds-averaged NavierStokes equations (RANS equations) are time-averaged equations of motion for fluid flow. The idea behind the equations is Reynolds decomposition...
    12 KB (2,335 words) - 12:23, 28 April 2025
  • mechanics, non-dimensionalization of the NavierStokes equations is the conversion of the NavierStokes equation to a nondimensional form. This technique...
    12 KB (1,437 words) - 18:12, 1 November 2024
  • Knudsen numbers. The NavierStokes equations (named after Claude-Louis Navier and George Gabriel Stokes) are differential equations that describe the force...
    21 KB (2,660 words) - 00:46, 28 May 2025
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    mechanics. The NavierStokes equations refer eponymously to him, with George Gabriel Stokes. After the death of his father in 1793, Navier's mother left...
    6 KB (599 words) - 17:49, 12 April 2025
  • Hagen–Poiseuille flow. The equations governing the Hagen–Poiseuille flow can be derived directly from the NavierStokes momentum equations in 3D cylindrical coordinates...
    37 KB (6,107 words) - 08:54, 21 May 2025
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    which has an exact closed form solution of the incompressible NavierStokes equations in Cartesian coordinates. It is named after the British physicist...
    5 KB (805 words) - 09:03, 15 May 2025
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    Reynolds-averaged NavierStokes equations. And if F {\displaystyle F} is a density-weighted ensemble-average one obtains the Favre-averaged Navier-Stokes equations. As...
    68 KB (8,648 words) - 17:44, 15 April 2025
  • pressure-stabilizing Petrov–Galerkin formulation for incompressible NavierStokes equations can be used for finite element computations of high Reynolds number...
    36 KB (6,999 words) - 16:18, 8 May 2025
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    l^{2}\sigma } . The Weber number appears in the incompressible Navier-Stokes equations through a free surface boundary condition. For a fluid of constant...
    6 KB (822 words) - 17:57, 31 December 2024
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    last equation can be derived by solving the three-dimensional NavierStokes equations for the equilibrium situation where u = v = ∂ p ∂ x = ∂ p ∂ y =...
    27 KB (4,416 words) - 05:00, 19 April 2025
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    well through the use of the NavierStokes equations. Direct numerical simulation (DNS), based on the NavierStokes equations, makes it possible to simulate...
    32 KB (4,347 words) - 23:51, 24 May 2025
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    polymers generally. The equations of motion for Stokes flow, called the Stokes equations, are a linearization of the NavierStokes equations, and thus can be...
    24 KB (3,387 words) - 00:52, 4 May 2025
  • derived by George Gabriel Stokes in 1851 by solving the Stokes flow limit for small Reynolds numbers of the NavierStokes equations. The force of viscosity...
    20 KB (3,084 words) - 23:08, 28 April 2025
  • root-mean-square (RMS) velocity fluctuations. In the Reynolds-averaged Navier Stokes equations, the turbulence kinetic energy can be calculated based on the closure...
    10 KB (1,337 words) - 08:16, 13 January 2025
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    hydrodynamic stability. These include Reynolds number, the Euler equations, and the NavierStokes equations. When studying flow stability it is useful to understand...
    21 KB (2,880 words) - 06:14, 19 January 2025
  • problems, the Birch and Swinnerton-Dyer conjecture, Hodge conjecture, NavierStokes existence and smoothness, P versus NP problem, Riemann hypothesis, Yang–Mills...
    24 KB (2,626 words) - 06:37, 6 May 2025
  • Gabriel Stokes published another important set of equations, today known as the Navier-Stokes equations. Claude-Louis Navier developed the equations first...
    14 KB (1,722 words) - 11:52, 25 May 2025
  • solving incompressible NavierStokes equations. The incompressible Navier-Stokes equation (differential form of momentum equation) may be written as ∂ u...
    8 KB (1,211 words) - 06:06, 20 December 2024
  • general) NavierStokes equations may be considerably simplified by considering only the leading-order components. For example, the Stokes flow equations. Also...
    15 KB (1,666 words) - 00:47, 21 February 2025
  • Thumbnail for Sir George Stokes, 1st Baronet
    Lucasian Professor. As a physicist, Stokes made seminal contributions to fluid mechanics, including the NavierStokes equations; and to physical optics, with...
    52 KB (5,688 words) - 20:26, 26 April 2025
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    Large eddy simulation (category Partial differential equations)
    The simulation of turbulent flows by numerically solving the NavierStokes equations requires resolving a very wide range of time and length scales...
    45 KB (7,232 words) - 18:38, 5 March 2025
  • dynamics (CFD) methods for fluid simulation. Instead of solving the NavierStokes equations directly, a fluid density on a lattice is simulated with streaming...
    45 KB (7,650 words) - 19:32, 21 October 2024
  • Thumbnail for Physics-informed neural networks
    Physics-informed neural networks (category Differential equations)
    described by partial differential equations. For example, the NavierStokes equations are a set of partial differential equations derived from the conservation...
    38 KB (4,808 words) - 05:32, 19 May 2025
  • Thumbnail for Louis Nirenberg
    Louis Nirenberg (category Partial differential equation theorists)
    to the Navier-Stokes equations. Pacific J. Math. 66 (1976), no. 2, 535–552. Scheffer, Vladimir. Hausdorff measure and the Navier-Stokes equations. Comm...
    62 KB (5,007 words) - 07:16, 22 May 2025
  • dynamics to solve the Navier-Stokes equations. PISO is a pressure-velocity calculation procedure for the Navier-Stokes equations developed originally for...
    5 KB (732 words) - 23:41, 23 April 2024
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    momentum equation can be derived from the NavierStokes equations that describe fluid motion. The x-component of the NavierStokes equations – when expressed...
    37 KB (4,767 words) - 17:37, 30 April 2025
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    after Sir George Stokes. This is considered one of the simplest unsteady problems that has an exact solution for the NavierStokes equations. In turbulent...
    11 KB (1,984 words) - 08:36, 29 November 2024