Data-driven prediction of the equivalent sand-grain height in rough-wall turbulent flows
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DOI: 10.1017/jfm.2020.1085
Abstract: Abstract This paper investigates a long-standing question about the effect of surface roughness on turbulent flow: What is the equivalent roughness sand-grain height for a given roughness topography? Deep neural network (DNN) and Gaussian process… read more here.
Keywords: equivalent sand; grain height; prediction; sand grain ... See more keywords