Numerical Investigation of an Unsteady Blade Surface Blowing Method to Reduce Rotor Blade-Vortex Interaction Noise

<div>Microphone locations in the OLS rotor noise experiment [<a href="/journals/ijae/2022/9647206/#B20">20</a>, <a href="/journals/ijae/2022/9647206/#B21">21</a>, <a href="/journals/ijae/2022/9647206/#B33">33</a>].</div>

International Journal of Aerospace Engineering

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Figure 4

Figure 4: Numerical Investigation of an Unsteady Blade Surface Blowing Method to Reduce Rotor Blade-Vortex Interaction Noise 