Direct numerical simulation of turbulent flows through concentric annulus with circumferential oscillation of inner wall
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DOI: 10.1007/s10483-018-2364-7
Abstract: Periodic wall oscillations in the spanwise or circumferential direction can greatly reduce the friction drag in turbulent channel and pipe flows. In a concentric annulus, the constant rotation of the inner cylinder can intensify turbulence… read more here.
Keywords: concentric annulus; wall; oscillation inner; flows concentric ... See more keywords
Convective heat transfer of turbulent decaying swirled flows in concentric annular pipes
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DOI: 10.1016/j.applthermaleng.2017.04.015
Abstract: Abstract The heat transfer characteristics of turbulent decaying swirled flows in concentric annular pipes is investigated numerically by means of CFD simulations using the OpenFOAM package. The simulations are performed for different Reynolds numbers and… read more here.
Keywords: flows concentric; turbulent decaying; decaying swirled; heat transfer ... See more keywords