Absorption in a Falling Thin Liquid Film at Low Reynolds Numbers
Absorption in a Falling Thin Liquid Film at Low Reynolds Numbers
Consider the absorption without chemical reaction of a gaseous species in a thin liquid film of a nonvolatile compound flowing vertically at low Reynolds numbers.
A
B
The governing dimensionless equation is:
3
2
2
y
∂c
∂x
2
∂
∂
2
y
with the initial and boundary conditions
x=0
c=0
y=0
∂c
∂y
y=1
c=1
where is the concentration of compound , and and are the positions.
c
A
x
y
The Demonstration plots the solution for any value of in the interval . You can vary the values of as well as the number of Chebyshev collocation points, .
c(y)
x
[0,1]
x
N+1