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Simulating Nozzle and Jet Flow for Supersonic Noise Reduction

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  1. Research Update Juntao Xiong 05/06/2008

  2. Object Simulation of Nozzle and Jet flow for Supersonic Noise Reduction Nozzle Configuration include two pairs NACA0012 vane (B27) Azimuth angle = 90o, 150o, Attack angle = 7.5o

  3. Numerical Simulation Method • Flow Control Equation: – 3D Reynolds-Average Navier-Stokes Equation • CFD code: – ParCAE Program • Turbulence Models – S-A (To be completed) – K-ω (Original include) – K-ω SST (To be completed) – new K-ω (If necessary)

  4. Repeat Tadashi work-3bb Nozzle Configuration include one pairs NACA0012 vane (3bb) Azimuth angle = 90o, Attack angle = 2.0o

  5. B27 simulation ----3D Fan Nozzle Grid Generation Nozzle Configuration (B27)

  6. B27 simulation ----3-D Fan Nozzle Grid Generation 1 Blocks , The total grid number is 815,425

  7. B27 simulation ----3D Fan Nozzle include vane Grid Generation Nozzle Configuration include a pair NACA0012 vane(B27) Azimuth angle = 150o, Attack angle = 7.5o

  8. B27 simulation ----3D Fan Nozzle include vane Grid Generation 5 Blocks , The total grid number is 2,959,905

  9. B27 simulation ----3D Fan Nozzle include vane Grid Generation

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