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Type 10 Home Problem
Problems that develop life-long learning skills.
After reading the journal review by Y. T. Shah et al. [AIChE J., 28, 353 (1982)], design the following bubble column reactor. Sixty percent carbon dioxide (CO2) in a flue gas is to be removed by bubbling through a solution of sodium hydroxide (NaOH). The reaction is mass-transfer limited. Calculate the reactor size (length and diameter) necessary to remove 99.9% of the carbon dioxide.
The flow rate of the flue gas is 0.05 m3/sec and the flow rate of the sodium hydroxide is 0.001 m3/sec. The reactor must operate in the bubbly flow regime, so please recommend a type of sparger to use.
Given:
| Bubble Column Reactor 
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| vL = 0.001 m3/sec vGo = 0.05 m3/sec vG = 0.02 m3/sec 
 
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 | DC = ? HC = ? 
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Solution to Homogeneous Problem #10
Other Homogeneous Problems
  1 | 2
| 3 | 4
| 5 | 6
| 7 | 8
| 9 |                            10
CRE Thoughts Ten Types Homogeneous Example 10