The open source CFD toolbox
Dynamic k eqn

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# Model equations

The turbulence kinetic energy equation is given by:

$\Ddt{\rho k} = \div \left( \rho D_k \grad k \right) + \rho G - \frac{2}{3} \rho k \div \u - \frac{C_e \rho k^{1.5}}{\Delta} + S_k$

The $$C_e$$ and $$C_k$$ coefficients are derived from local flow properties.

None

# Usage

The model is specified using:

LES
{
turbulence      on;
LESModel        dynamicKEqn;
}


# Boundary conditions

Inlet

Outlet

Walls

• wall functions

# Further information

Source code:

References:

• Kim and Menon [29]

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