Steady State

1
Chapter 26

• ????
• Steady State
• Molecular Diffusion

2
Uni-molecular Diffusion
3
Example 26-1
4
Pseudo-Steady-state Diffusion
5
Diffusion with Hetrogeneous ,Fist-order Reaction
6
Example 26-3
7
Absorption with Homogeneous ,Fist-order Reaction
NA
8
????(Trigonometric function)
9
?????(Hyperbolic function)
10
Simultaneous heat mass transfer(Distillation,
Humidification, Water cooling