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in Fluidization Engineering by (102k points)
Multistage fluidized drier (below fig), was developed based on what purpose?

(a) To prevent bypassing of solids

(b) To allow bypassing of solids

(c) Widen the residence time distribution

(d) None of the mentioned

This question was posed to me in an online interview.

My query is from Drying and Sizing in division Particles and Fluidization of Fluidization Engineering

1 Answer

+2 votes
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Best answer
Correct choice is (a) To prevent bypassing of solids

To explain I would say: It is main reason for decreasing efficiency in single stage drier.

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