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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">Good afternoon Nek5000,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">Where can I find more information or an example on Nek’s LES model and how to properly make use of its capabilities. Am I correct in understanding the method used for solving the
periodic hill example uses DNS?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">I have modified the periodic hill example to make my natural circulation problem and want to use of the LES dynamic Smagorinsky model to reduce the simulation’s computational cost.
Specifically my questions are, which parameters are needed and what guidelines are to be used when inputting these parameters?
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">extrapolation = OIFS?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">filtering = none<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">filterWeight = ?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">filterCutoffRatio = 0.9 vs 0.65<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Cambria",serif">Mario<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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