Table 1a.
Results from simulations with periodic sinusoidal wall motion (T=3.2 s) and a steady inlet condition (Average axial velocity at inlet = 5.91 mm/s). The table compares wall shear stress values to the quasi-static Poiseuille values for shear and presents the average and maximum percent difference.
Radius Range (μm) | Axizl Wall Shear Stress (dynes/cm2) | Poiseuille Shear Stress (dynes/cm2) | Max. |Vr/Va| Ratio | Avg. % Diff WSS | Max. % Diff WSS |
---|---|---|---|---|---|
40 < R < 60 | 2.37 < τw < 8.06 | 2.38 < τpoiseuille < 8.08 | 0.0036 | 0.4% | 0.5% |
60 < R < 70 | 1.52 < τw < 2.44 | 1.53 < τpoiseuille < 2.45 | 0.0027 | 0.5% | 0.5% |
60 < R < 80 | 1.01 < τw < 2.46 | 1.02 < τpoiseuille < 2.47 | 0.0067 | 0.5% | 0.6% |
60 < R < 100 | 0.50 < τw < 2.50 | 0.51 < τpoiseuille < 2.51 | 0.0204 | 0.6% | 1.1% |
60 < R < 120 | 0.28 < τw < 2.54 | 0.28 < τpoiseuille < 2.55 | 0.0454 | 0.8% | 2.7% |