1 article(s) from Liu, Weili
SEM photos of (a) shark skin and (b) bird feather.
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Computational models. a) Pipe flow model with transverse microgrooves. b) Concentric annulus flow m...
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Influence of grid density on the viscous drag of the pipe flow.
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Computational grids of the a) smooth pipeline and b) microgrooved pipeline.
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Comparison of SST results with DNS results. a) Mean velocity distribution of the annulus flow. b) V...
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Schematic diagram of the experimental setup.
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Specimen. a) Scaled and b) grooved pipeline in a concentric annulus flow. c) Micromorphology of the...
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Comparison of triplicate experimental results in an annulus flow.
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Comparison of average pressure differences obtained from numerical simulations and experiments.
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Effect of microgroove height on the drags in a) pipe flow and b) an annulus flow systems.
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Effects of microgroove width on the drags in a) pipe flow and b) annulus flow systems.
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Effect of microgroove distance on drags in a) pipe flow and b) annulus flow systems.
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DRR obtained from different numerical tests versus velocity in a) pipe flow and b) annulus flow sys...
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DRR and ratio of pressure drag to total drag versus Re in an annulus flow.
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Influence of the flow rate on the DRR in an annulus flow.
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Pressure distribution. a) Pressure contour near the groove. b) Pressure curve at the wall.
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Wall shear stress of a smooth and a bionic pipeline.
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Distribution of turbulent intensity along the radial direction.
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Velocity contours and streamlines near the a) smooth and b) the bionic surface.
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The profile of a droplet on the smooth and the bionic surface.
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Beilstein J. Nanotechnol. 2020, 11, 24–40, doi:10.3762/bjnano.11.3
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