OurBigBook.comSite Source code

Kinematic boundary condition for a free-surface graph

For a free surface

z = η (x, y, t)

and velocity

(u, v, w)

, material conservation of

z - η

gives

w = η_{t} + u η_{x} + v η_{y} = \frac{Dη}{D t}

on the surface.

 Ancestors (5)

 Incoming links (2)