Software Open Access
Meller, Richard;
Schlegel, Fabian;
Lucas, Dirk;
Tekavčič, Matej
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<dct:title>Numerical framework for a morphology adaptive multi-field two-fluid model in OpenFOAM</dct:title>
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<dcat:keyword>OpenFOAM</dcat:keyword>
<dcat:keyword>C++</dcat:keyword>
<dcat:keyword>CFD</dcat:keyword>
<dcat:keyword>Finite volume method</dcat:keyword>
<dcat:keyword>Multiphase flow</dcat:keyword>
<dcat:keyword>Multi-field two-fluid model</dcat:keyword>
<dcat:keyword>Eulerian-Eulerian model</dcat:keyword>
<dcat:keyword>Momentum interpolation</dcat:keyword>
<dcat:keyword>Partial elimination algorithm</dcat:keyword>
<dcat:keyword>Free Surface</dcat:keyword>
<dct:issued rdf:datatype="http://www.w3.org/2001/XMLSchema#date">2020-04-06</dct:issued>
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<dct:description><p><strong>This development is further maintained under the following software publication: <a href="https://doi.org/10.14278/rodare.767">https://doi.org/10.14278/rodare.767</a></strong></p> <p>A solver for multiphase flows based on the incompressible Eulerian multi-field two-fluid model for the <a href="https://github.com/OpenFOAM/OpenFOAM-dev">OpenFOAM</a> release of <a href="http://www.openfoam.org">The OpenFOAM Foundation</a>&nbsp;for numerical simulations of multiphase flows with morphology changes and resolved interfaces.</p> <p>Features:</p> <ul> <li>morphology adaptive modeling framework for modelling of dispersed and resolved interfaces based on Eulerian multi-field two-fluid model</li> <li>compact interpolation method according to Cubero et al. (<a href="https://doi.org/10.1016/j.compchemeng.2013.12.002">Comput Chem Eng, 2014, Vol. 62, 96-107</a>), including virtual mass</li> <li>numerical drag according to Strubelj and Tiselj (<a href="https://doi.org/10.1002/nme.2978">Int J Numer Methods Eng, 2011, Vol. 85, 575-590</a>) to describe resolved interfaces in a volume-of-fluid like manner</li> <li>n-phase partial elimination algorithm for momentum equations to resolve strong phase coupling</li> <li>bubble induced turbulence model of Ma et al. (<a href="https://doi.org/10.1103/PhysRevFluids.2.034301">Phys Rev Fluids, 2017, Vol. 2, 034301</a>)</li> <li>turbulent wall functions of Menter according to Rzehak &amp; Kriebitzsch (<a href="http://dx.doi.org/10.1016/j.ijmultiphaseflow.2014.09.005">Int J Multiphase Flow, 2015, Vol. 68, 135&ndash;152</a>)</li> <li>free surface turbulence damping for k-&omega; SST (symmetric and asymmetric damping, Frederix et al., <a href="https://doi.org/10.1016/j.nucengdes.2018.04.010">Nucl Eng Des, 2018, Vol. 333, 122-130</a>)</li> <li>dynamic time step adjustment via PID controller</li> <li>selected test cases: <ul> <li>a two-dimensional gas bubble, rising in a liquid, which is laden with micro gas bubbles, and</li> <li>a two-dimensional stagnant stratification of water and oil, sharing a large-scale interface</li> <li>a two-dimensional stratified flow based on WENKA experiment (<a href="https://doi.org/10.5445/IR/200068452">St&auml;bler, Ph.D. thesis, 2007</a>)</li> </ul> </li> </ul></dct:description>
<dct:description xml:lang="">This work was supported by the Helmholtz European Partnering Program in the project "Crossing borders and scales (Crossing)".</dct:description>
<dct:description xml:lang="">{"references": ["Meller, R, Schlegel, F, Lucas, D. Basic verification of a numerical framework applied to a morphology adaptive multifield two\u2010fluid model considering bubble motions. Int J Numer Meth Fluids. 2020; 1\u2013 26. https://doi.org/10.1002/fld.4907"]}</dct:description>
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