Aerodynamic noise contributions in a ducted tail-rotor configuration using high-fidelity simulation

Keyphrases

• Noise Contribution 100%
• High-fidelity Simulation 100%
• Tip Leakage Vortex 100%
• Rotor Configuration 100%
• Ducted Tail Rotor 100%
• Aerodynamic Noise 100%
• Dynamic Mode Decomposition 66%
• Noise Level 33%
• Oscillation 33%
• Noise Prediction 33%
• Large Eddy Simulation 33%
• Unsteady Flow 33%
• Flow Features 33%
• Noise Source 33%
• Power Spectrum 33%
• Pressure Coefficient 33%
• Boundary Layer 33%
• Acoustic Power 33%
• Dominant Mode 33%
• Laminar Separation Bubble 33%
• Blade Tip 33%
• Tail Rotor 33%
• Turbulence Statistics 33%
• Dominant Flow 33%
• Tonal Components 33%
• Coefficients Plot 33%
• Blade Dynamics 33%

Engineering

• Rotors 100%
• Noise Contribution 100%
• Dynamic mode decomposition 100%
• Aerodynamic Noise 100%
• Experimental Result 50%
• Good Agreement 50%
• Boundary Layer 50%
• Noise Level 50%
• Unsteady Flow 50%
• Power Spectra 50%
• Noise Source 50%
• Overprediction 50%
• Pressure Coefficient 50%
• Dominant Mode 50%
• Laminar Separation Bubble 50%
• Blade Tip 50%
• Large Eddy Simulation 50%

Physics

• Unsteady Flow 100%
• Acoustics 100%
• Far Field 100%
• Boundary Layer 100%
• Blade Tip 100%
• Power Spectra 100%
• Large Eddy Simulation 100%
• Aerodynamic Noise 100%