A- A thickener is designed to separate suspension containing 15 Kg of water/Kg of solid is to be thickened to a sludge containing 4.5 Kg of water/Kg of solid in a continuous operation. Calculate the minimum area of a thickener required to effect the separation of mass rate of feed of 103 Kg/s of solid? ps = 6000 kg/m³ Dp = 0.002 m R pu² = 0.22

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Chapter6: Forced Convection Over Exterior Surfaces
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A- A thickener is designed to separate suspension containing 15 Kg of water/Kg of solid is to be thickened
to a sludge containing 4.5 Kg of water/Kg of solid in a continuous operation. Calculate the minimum area
of a thickener required to effect the separation of mass rate of feed of 103 Kg/s of solid?
ps = 6000 kg/m³
Dp = 0.002 m
mentals of Momentum, Heat and Mass
or, 6th Edition
Cp
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
Strokes drag
Cp=24/Re
0.1 0.2 0.5 1 2
R
pu²
Sphere
= 0.22
Infinite plates
Ux4
U∞->>
OD Spheres
Infinite
D
plates
D Circular
disk and
square plates
Circular disks and square plates
5 10 20 50 200 1000 10,000 100,000 1,000,000
Reynolds number = pvD/μ
Transcribed Image Text:A- A thickener is designed to separate suspension containing 15 Kg of water/Kg of solid is to be thickened to a sludge containing 4.5 Kg of water/Kg of solid in a continuous operation. Calculate the minimum area of a thickener required to effect the separation of mass rate of feed of 103 Kg/s of solid? ps = 6000 kg/m³ Dp = 0.002 m mentals of Momentum, Heat and Mass or, 6th Edition Cp 100 50 20 10 5 2 1 0.5 0.2 0.1 0.05 0.02 Strokes drag Cp=24/Re 0.1 0.2 0.5 1 2 R pu² Sphere = 0.22 Infinite plates Ux4 U∞->> OD Spheres Infinite D plates D Circular disk and square plates Circular disks and square plates 5 10 20 50 200 1000 10,000 100,000 1,000,000 Reynolds number = pvD/μ
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