CFD Simulation of Polydispersed Bubbly Two-Phase Flow around an Obstacle

<table>Calculated by CFX (left)
 and measured (right) gas distributions up- and downstream of the obstacle
 resolved to bubble size classes (run 096 <math id="M93" xmlns="http://www.w3.org/1998/Math/MathML"><mrow><msub><mrow><mi>J</mi></mrow><mrow><mi>L</mi></mrow></msub><mo>=</mo><mn>1.017</mn></mrow></math> m/s, <math id="M94" xmlns="http://www.w3.org/1998/Math/MathML"><mrow><msub><mrow><mi>J</mi></mrow><mrow><mi>G</mi></mrow></msub><mo>=</mo><mn>0.0898</mn></mrow></math> m/s, <math id="M95" xmlns="http://www.w3.org/1998/Math/MathML"><mrow><msub><mrow><mi>F</mi></mrow><mrow><mi>B</mi></mrow></msub><mo>=</mo><mn>0</mn><mo>,</mo><msub><mrow><mi>F</mi></mrow><mrow><mi>C</mi></mrow></msub><mo>=</mo><mn>0.05</mn></mrow></math>).</table>

Science and Technology of Nuclear Installations

fig15



										Figure 15



										Figure 15: CFD Simulation of Polydispersed Bubbly Two-Phase Flow around an Obstacle 