A wastewater treatment plant has been operating with the following specifications:flow rate = 7,630 m3/d, aeration tank volume = 1,270 m3, mixed liquor volatile suspendedsolids = 2,600 mg/l. The soluble BOD in the plant influent used to be 133 mg/l, but hasrecently changed to 222 mg/l. What is the new MLVSS this plant should use to maintain thesame F/M ratio as before?    (Ans. Xnew = 4,340 mg MLVSS/l)

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A wastewater treatment plant has been operating with the following specifications:
flow rate = 7,630 m3/d, aeration tank volume = 1,270 m3, mixed liquor volatile suspended
solids = 2,600 mg/l. The soluble BOD in the plant influent used to be 133 mg/l, but has
recently changed to 222 mg/l. What is the new MLVSS this plant should use to maintain the
same F/M ratio as before?

 

 (Ans. Xnew = 4,340 mg MLVSS/l)

 

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