CFD Analysis of a Void Distribution Benchmark of the NUPEC PSBT Tests: Model Calibration and Influence of Turbulence Modelling

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="939561.fig.009a" src="https://static-preview.hindawi.com/articles/stni/volume-2012/939561/figures/939561.fig.009a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>   Shear Stress Turbulence model (SST)</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="939561.fig.009b" src="https://static-preview.hindawi.com/articles/stni/volume-2012/939561/figures/939561.fig.009b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Reynolds Stress Turbulence model (O-RST)</td></tr></table></td></tr></table>

<table>Cross sectionally averaged gas fraction at an axial distance of 1.4 m for run 1.2422.</table>

Science and Technology of Nuclear Installations

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Figure 9

Figure 9: CFD Analysis of a Void Distribution Benchmark of the NUPEC PSBT Tests: Model Calibration and Influence of Turbulence Modelling 