Transcript Slide 1

A new nonlinear model – uniform vegetation
Analytical solution
u ( x, z )   PG ( x) Lc 1  exp(a0 z )   uh2 ( x) exp(a0 z )
u ( x, zd )   PG( x) Lc 1  exp(a0 zd )   uh2 ( x) exp(a0 z )  0
u0

PG ( x) Lc
1 
Z d ( x)  ln  2

a0  uh ( x)  PG ( x) Lc 
Recirculation region
u0
H
2L
L
0
L
2L
(Wang and Yi, 2011)