An activated sludge treatment system to treat a wastewater flow rate of 0.3 m/s of primary effluent. The mixed liquor suspended solids concentration is 2100 mg/l, while the substrate concentration in the primary effluent is 300 mg/l. If the food to microorganism ratio of the process is 0.50 mg BOD/mg vss.day and the removal efficiency of the system 90%. The volume of the aeration tank in cubic meter is: a. 500.6 b. 1200.3 c. None

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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An activated sludge treatment system to treat a
wastewater flow rate of 0.3 m/s of primary effluent. The
mixed liquor suspended solids concentration is 2100 mg/l,
while the substrate concentration in the primary effluent is
300 mg/l. If the food to microorganism ratio of the process
is 0.50 mg BOD/mg vss.day and the removal efficiency of
the system 90%. The volume of the aeration tank in cubic
meter is:
а.
500.6
b. 1200.3
C. None
d. 7260.7
e. 6998.4
Transcribed Image Text:An activated sludge treatment system to treat a wastewater flow rate of 0.3 m/s of primary effluent. The mixed liquor suspended solids concentration is 2100 mg/l, while the substrate concentration in the primary effluent is 300 mg/l. If the food to microorganism ratio of the process is 0.50 mg BOD/mg vss.day and the removal efficiency of the system 90%. The volume of the aeration tank in cubic meter is: а. 500.6 b. 1200.3 C. None d. 7260.7 e. 6998.4
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