Implementation of a Hybrid Navier-Stokes/Vortex Panel Method for ...
Implementation of a Hybrid Navier-Stokes/Vortex Panel Method for ...
Implementation of a Hybrid Navier-Stokes/Vortex Panel Method for ...
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
GE46 Validation Case<br />
<strong>Navier</strong>-<strong>Stokes</strong> domain<br />
• This was the first GE blade run<br />
using the hybrid CFD method<br />
• Comparisons made to full-domain<br />
CFD, other analytical methods<br />
– Power predictions match well <strong>for</strong><br />
attached flow cases<br />
Power Coefficient<br />
Tip Speed Ratio<br />
Pressure Coefficient (PC) Comparison<br />
CPU time (min)<br />
400<br />
350<br />
300<br />
250<br />
200<br />
150<br />
100<br />
50<br />
0 Solver time [min]<br />
Full CFD 366<br />
<strong>Hybrid</strong> CFD<br />
46.9<br />
Run Time Comparison<br />
(equal # iterations)<br />
Computed Mach Numbers (TSR=8)<br />
© 2008 GE All rights reserved. 22