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FastS : RANS CRM

RANS flow around the CRM DPW5 configuration at Mach=0.85, Reynolds=5.e6 and 2.175° of angle of attack.

Mesh

Octree + full IBC. Snear = 0.001 at wing leading/trailing edges, 0.001 at wing root/tip, 0.002 on the wing and 0.004 on the fuselage.

Original Image Solution
Modified Image Mesh

              Mesh 12766 blocks, 691M points. + Isocontours of Mach number at slice Y=10

         

Results




              Isocontours Cp at wall.

Comparison between multiblock structured and full IBM computations:

              Cp at 13% span.

              Cf at 13% span.

              Cp at 50% span.

              Cf at 50% span.

              Cp at 95% span.

              Cf at 95% span.
                                                                                                                                                                                                                 

Computation

Full IBM FastS: CPU time (32 MPI*8 OMP) for 5000 iterations : 480min.

         
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