Question: Determine the headloss for a mechanically cleaned bar rack for: a . Clean bar rack b . 5 0 % partial blockage of the screen.

Determine the headloss for a mechanically cleaned bar rack for: a. Clean bar rack b.50% partial blockage of the screen. Following conditions apply: Peak hour flow rate: 104,000 m3/d Channel width =1.6 m Bar width=15 mm, Bar spacing =20 mm Approach velocity: 0.53 m/s Depth of flow in the channel =1.4 m.

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