Determine the head loss for a clean filter bed using the Rose equation for a stratified bed with uniform porosity of 0.45. The rapid sand filter is made up of a 610 mm deep bed of sand, specific gravity of 2.65, shape factor (p) = 0.82, temperature of 10°C, and filtration rate of 1.70 Lpsm². A sieve analysis is presented below. Sieve # (1) 14-20 20-28 28-32 32-35 35-42 42-48 48-60 60-65 65-100 % Sand retained (Xij) (2) 0.87 8.63 26.30 30.10 20.64 7.09 3.19 2.16 1.02 100 dij (m x 10-4) (3) 10.006 7.111 5.422 4.572 3.834 3.225 2.707 2.274 1.777

Determine the head loss for a clean filter bed using the Rose equation for a stratified bed with uniform porosity of 0.45. The rapid sand filter is made up of a 610 mm deep bed of sand, specific gravity of 2.65, shape factor (p) = 0.82, temperature of 10°C, and filtration rate of 1.70 Lpsm². A sieve analysis is presented below. Sieve # (1) 14-20 20-28 28-32 32-35 35-42 42-48 48-60 60-65 65-100 % Sand retained (Xij) (2) 0.87 8.63 26.30 30.10 20.64 7.09 3.19 2.16 1.02 100 dij (m x 10-4) (3) 10.006 7.111 5.422 4.572 3.834 3.225 2.707 2.274 1.777

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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