(Color online) Channel geometry illustrating side wall effects on the flow.
(Color online) Measurement setup for the free surface shape detection.
Cross-sectional velocity field (darkest shade = fastest, lightest shade = slowest) and flow domain visualizations for different types of side wall influence.
(Color online) Decrease of the dimensionless flow rate due to the no-slip boundary condition (without capillarity).
(Color online) Influence of capillary elevation at the side walls on the dimensionless flow rate.
(Color online) Transition film thickness, , where the competing influence of the no-slip boundary condition and the capillary elevation on the flow rate equalize each other.
(Color online) LDV measurements (points) for different film and measurement heights , respectively, compared with the theoretical prediction (lines).
(Color online) Influence of the film thickness on the velocity overshoot.
(Color online) Dependence of the critical film thickness on the contact angle.
(Color online) Comparison of the steady free surface shapes obtained experimentally and theoretically for two different static contact angles in the proximity of the side walls.
(Color online) Comparison of the free surface shape associated with experiments of steady and draining flow () in the proximity of the side walls, revealing a decrease of the resulting contact angle for the draining flow.
(Color online) Numerical simulation of the free surface shape for draining flow over one half of the channel , with inlaid subviews to show the local impact on the free surface shape in the proximity of the side walls, cf., Fig. 11.
(Color online) Measured surface shape in the vicinity of an outflow edge (Ref. 32).
(Color online) Computed trailing edge shapes of the draining flow. Left hand side corresponds to and right hand side to . The contact angle at the substrate is .
Physical properties of silicone oil at .
Article metrics loading...
Full text loading...