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Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of.

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Presentation on theme: "Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of."— Presentation transcript:

1 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Inclined centrifuge microscope: (a) overview, (b) principle of measurement, and (c) example of moving erythrocytes on a plain glass plate [10] Figure Legend:

2 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Nondimensional friction force as functions of nondimensional cell velocity Figure Legend:

3 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Geometry and computational conditions: (a) undeformed and deformed cell model configurations, (b) computational domain, and (c) definition of the cell position relative to the base plate and forces and moment acting on the cell Figure Legend:

4 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Variations of forces and moments acting on the cell with the angle of attack for U = 50 μm/s, h = 0.1 μm, r = 1: figures on the left correspond to the deformed cell model of case B and the flat plate model and figures on the right to the undeformed one of case A, (a) lift F L, (b) drag F D, and (c) moment M Figure Legend:

5 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Streamlines around the cell models for U = 50 μm/s, h = 0.1 μm, and r = 1; deformed cell model of case B with (a) α = α 0 = 1.8 deg, (b) α = 0 deg, and (c) undeformed cell model of case A with α = 0 deg Figure Legend:

6 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Distributions of pressure on the bottom surface of the cell models for U = 50 μm/s, h = 0.1 μm, and r = 1; deformed cell model of case B with (a) α = α 0 = 1.8 deg, (b) α = 0 deg, and (c) undeformed cell model of case A with α = 0 deg Figure Legend:

7 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Distributions of pressure on the bottom wall in the x–y symmetrical plane for U = 50 μm/s, h = 0.1 μm, and r = 1; the deformed cell model of case B and the flat plate model with (a) α = α 0 = 1.8 deg, (b) α = 0 deg, and (c) the undeformed cell model of case A and the flat plate model with α = 0 deg Figure Legend:

8 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Equilibrium angle of attack with the minimum gap width Figure Legend:

9 Date of download: 9/19/2016 Copyright © ASME. All rights reserved. From: Numerical Analysis for Elucidation of Nonlinear Frictional Characteristics of a Deformed Erythrocyte Moving on a Plate in Medium Subject to Inclined Centrifugal Force J Biomech Eng. 2014;136(12):121003-121003-9. doi:10.1115/1.4028723 Minimum gap widths as functions of nondimensional cell velocity Figure Legend:


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