4. The sketch below shows streams in and out of a primary clarifier in a wastewater treatment plant. For the given flows and suspended solids concentrations, write mass balances on SS and find the SS removal ratio in the primary clarifier. Q1 =50000 m/d, Q4 = 700 m³/d, Qs = 2000 m³/d, Q6 = 600 m³/d SS, = 400 mg/L, SS4 = 28000 mg/L, SSs = 2200 mg/L, SS6 = 30 mg/L 2 Primary clarifier 4 From From To thickener centrifuge thickener

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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4. The sketch below shows streams in and out of a primary clarifier in a wastewater treatment plant. For the given flows
and suspended solids concentrations, write mass balances on SS and find the SS removal ratio in the primary clarifier.
Q1 =50000 m³/d, Q4 = 700 m³/d, Qs = 2000 m³/d, Q6= 600 m³/d
SSi = 400 mg/L, SS4 = 28000 mg/L, SS§ = 2200 mg/L, SS6 = 30 mg/L
2
Primary clarifier
4
From
From
To thickener
centrifuge
thickener
Transcribed Image Text:4. The sketch below shows streams in and out of a primary clarifier in a wastewater treatment plant. For the given flows and suspended solids concentrations, write mass balances on SS and find the SS removal ratio in the primary clarifier. Q1 =50000 m³/d, Q4 = 700 m³/d, Qs = 2000 m³/d, Q6= 600 m³/d SSi = 400 mg/L, SS4 = 28000 mg/L, SS§ = 2200 mg/L, SS6 = 30 mg/L 2 Primary clarifier 4 From From To thickener centrifuge thickener
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