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Shipboard Helicopter Operations
Credit: Steven Yon (PhD student)
Publications: 1. Rotor-ship interaction, 2. Rotor partial-ground effects, 3. Unsteady gust-induced ship airwake
Rotor Ground Effects
Flow over Ship Deck
Rotor-Airwake Interactions
Aeroacoustics
Credit: Andrew Alm (PhD student) and Sandip Ghimire (PhD student)
Publications: 1. Dynamic stall noise, 2. Blade wake interaction noise, 3. Unsteady tip vortex, 4. Vortex-wing interaction
LES CFD of vortex interaction
Dynamic stall noise
Mechanism of a flute
Water-Entry Acoustics
Credit: Ethan Stimac (PhD student)
Rotor/propeller Noise Measurement, Control, and Mitigation
Credit: Grace Sian (MS student)
Publications: 1. Drone-based gunshot sound detection, 2. Recirculation-delayed anechoic chamber (RDAC)
Recirculation-Delayed Design
Rotor noise measurements
Unsteady Loading Noise
Rotorcraft Aeromechanics Modeling
Publications: 1. Analytic BWI noise prediction, 2. High-fidelity simulations
Free-vortex wake modeling
Rotor noise modeling (UCD-QuietFly)
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