Strong conservative form of the incompressible Navier-Stokes equations in a rotating frame with a solution procedure (Q1815939)
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scientific article; zbMATH DE number 947692
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Strong conservative form of the incompressible Navier-Stokes equations in a rotating frame with a solution procedure |
scientific article; zbMATH DE number 947692 |
Statements
Strong conservative form of the incompressible Navier-Stokes equations in a rotating frame with a solution procedure (English)
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23 April 1997
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The Navier-Stokes equations in a rotating frame of reference have been formulated in the so-called strong conservative form, i.e., without the traditional source terms, viz., the Coriolis and centrifugal forces. These equations have been coupled with the continuity equation by using the modified artificial compressibility method in order to develop an implicit numerical scheme that has third order accuracy in space and second order accuracy in time. This scheme uses the Roe fluxes and the MUSCL extrapolation techniques to obtain the desired accuracies in space and the backward Euler formula to obtain the desired time accuracy. The resulting scheme was used to solve the Ekman boundary layer problems with (a) no slip and (b) applied surface stress boundary conditions.
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implicit scheme
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continuity equation
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modified artificial compressibility method
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Roe fluxes
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MUSCL extrapolation techniques
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backward Euler formula
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Ekman boundary layer
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