DPW8 Test Case Overview

DPW8 Working Groups

Scatter Wind Tunnel Env Static Deformation Buffet

S W D B

Verification Activity

Verification 1: ONERA OAT15a Airfoil

• S W D B ONERA OAT15a

• B ONERA OAT15a (unsteady/extended AoA)

• S ONERA OAT15A (the sequel)

Verification 2: Joukowski Airfoil

• S Joukowski Airfoil

Verification 3: DPW-III Wing Only: W1 & W2

• S Grid Convergence (α = 0.50°)

• S Polar (α=[-1°,0°,0.5°,1°,1.5°,2°,2.5°,3°])

Verification 4: NASA CRM FEM Validation

• D FEM Validation

Common Research Model Configurations

Configuration A: JAXA CRM Wing/Body/Tail

• B Rigid Buffet (unsteady calculation)

• B Elastic Buffet (unsteady FSI calculation)

Configuration B: NASA CRM Wing/Body

• S W Grid Convergence (α = 2.50°)

• D Grid Convergence (C_L = 0.50)

• S W D Polar (Rigid pre-deformed geometry)

• D Polar (Elastic FSI)

• W Polar (WB + Strut) (tare & interference)

• W Polar (WB + Tunnel) (wall interference)

• W Polar (WB + Strut + Tunnel) (test environment)

Configuration C: NASA CRM Wing/Body/Tail

• W Polar (WBT) (freeair)

• W Polar (WBT + Strut) (tare & interference)

• W Polar (WBT + Tunnel) (wall interference)

• W Polar (WBT + Strut + Tunnel) (test environment)

Configuration D: NASA CRM Wing/Body/Pylon/Nacelle

• D Polar (Rigid pre-deformed geometry)

• D Polar (Elastic FSI)