Module 9: Packed beds
  Lecture 34: Examples on fixed and fluidized beds
 
 
Example 2: We plan to pass air upward through a bed of solids resting on a screen. Will the solids fluidize?
Solids:

Air:

Bed:
2m (Height);

Answer:

 
 
 
(Fig. 34a)
 
 
 
Therefore, bed will not fluidize