Type 11/111 sedimentation analysis: A laboratory settling test was performed on a suspension exhibiting flocculent settling characteristics with the results given in the following table. The initial TSS concentration of the suspension was 400 mg/L. Time, min 20 30 TSS concentration at indicated depth 0.5 m 1.0 m 1.5 m 2.0 m 156 286 340 390 116 148 180 310 112 148 156 40 76 108 132 23 80 104 56 80 19 32 56 2.5 m 405 375 172 148 40 76 40 50 60 70 80 17 29 128 100 76 Estimate the removal efficiency for a sedimentation basin 3.5 m deep with an overflow rate, V. = 4.2 m/h (State all assumptions and show your work).
Type 11/111 sedimentation analysis: A laboratory settling test was performed on a suspension exhibiting flocculent settling characteristics with the results given in the following table. The initial TSS concentration of the suspension was 400 mg/L. Time, min 20 30 TSS concentration at indicated depth 0.5 m 1.0 m 1.5 m 2.0 m 156 286 340 390 116 148 180 310 112 148 156 40 76 108 132 23 80 104 56 80 19 32 56 2.5 m 405 375 172 148 40 76 40 50 60 70 80 17 29 128 100 76 Estimate the removal efficiency for a sedimentation basin 3.5 m deep with an overflow rate, V. = 4.2 m/h (State all assumptions and show your work).
Chapter2: Loads On Structures
Section: Chapter Questions
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Transcribed Image Text:Type 11/111 sedimentation analysis: A laboratory
settling test was performed on a suspension
exhibiting flocculent settling characteristics with
the results given in the following table. The
initial TSS concentration of the suspension was
400 mg/L. Time, min 20 30 TSS concentration at
indicated depth 0.5 m 1.0 m 1.5 m 2.0 m 156 286
340 390 116 148 180 310 112 148 156 40 76 108
132 23 80 104 56 80 19 32 56 2.5 m 405 375 172
148 40 76 40 50 60 70 80 17 29 128 100 76
Estimate the removal efficiency for a
sedimentation basin 3.5 m deep with an
overflow rate, V. = 4.2 m/h (State all
assumptions and show your work).
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