GATE CE 2021 Set 1 — Question 61
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Environmental Engineering → Air Pollution → Particulate Matter Control
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Question
A baghouse filter has to treat of waste gas continuously. The baghouse is to be divided into sections of equal cloth area such that one section can be shut down for cleaning and/or repairing, while the other sections continue to operate. An air-to-cloth ratio of cloth will provide sufficient treatment to the gas. The individual bags are of in diameter and in length. The total number of bags (in integer) required in the baghouse is _________
Correct answer
30 to 30
Solution
1.Total gas flow rate ():
.2.Required operating cloth area ():
.3.Total cloth area ():
Since out of sections are operating, the area per section is .Total area including the standby section is .
4.Surface area of one bag ():
.5.Total number of bags ():
.Rounding to the nearest integer, .
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