Estimate the clean filter headloss for a proposed new sand filter using the sand. Use the following assumptions: loading rate is 216 m³/d.m², specific gravity of sand is 2.65, the shape factor is 0.82, the bed porosity is 0.45, the water temperature is 10°C, and the depth of sand is 0.5 m. Sieve No % retain d(mm) 8-12 7.3 12-16 17.1 1.42 16-20 14.6 20-30 20.4 0.714 30-40 17.6 0.0505 40-50 11.9 0.0357 50-70 5.9 0.0252 70-100 3.1 0.0178 100-140 0.7 0.0126
Estimate the clean filter headloss for a proposed new sand filter using the sand. Use the following assumptions: loading rate is 216 m³/d.m², specific gravity of sand is 2.65, the shape factor is 0.82, the bed porosity is 0.45, the water temperature is 10°C, and the depth of sand is 0.5 m. Sieve No % retain d(mm) 8-12 7.3 12-16 17.1 1.42 16-20 14.6 20-30 20.4 0.714 30-40 17.6 0.0505 40-50 11.9 0.0357 50-70 5.9 0.0252 70-100 3.1 0.0178 100-140 0.7 0.0126
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:Estimate the clean filter headloss for a proposed new sand filter using the sand. Use the
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following assumptions: loading rate is 216 m/d.m?, specific gravity of sand is 2.65, the shape
factor is 0.82, the bed porosity is 0.45, the water temperature is 10°C, and the depth of sand is
0.5 m.
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ww w w w
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d(mm)
Sieve No
% retain
8-12
7.3
12-16
17.1
1.42
16-20
14.6
20-30
20.4
0.714
30-40
17.6
0.0505
40-50
11.9
0.0357
50-70
5.9
0.0252
70-100
3.1
0.0178
100-140
0.7
0.0126
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