Tag: Prahladh Iyer

HIGH-SPEED BOUNDARY-LAYER TRANSITION INDUCED BY A DISCRETE ROUGHNESS ELEMENT Prahladh S. Iyer, Postdoctoral Researcher, Dept. of Aerospace Engineering and Mechanics, University of Minnesota February 25, 2015, 10:00 am, NIA, Rm 137 Abstract: Direct numerical simulation (DNS) is used to study laminar to turbulent transition induced by a discrete hemispherical roughness element in a high-speed laminar…