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Table 6

The flow distribution through the settling chambers depending on the regulation method and the relative flow rate (100% corresponds to the installed flow)

Qin (%)ChamberBefore flow regulation
Equal flow method
Maximum velocity limitation method
Relative flow distribution (%)Mean velocity (cm/s)Relative flow distribution (%)Mean velocity (cm/s)Relative flow distribution (%)Mean velocity (cm/s)
100 11.70 9.1 32.92 17.2 32.92 17.2 
II 38.82 30.2 33.61 17.5 33.61 17.5 
III 49.48 38.5 33.48 17.5 33.48 17.5 
95 11.95 8.2 32.93 16.3 27.29 13.5 
II 38.82 27.2 33.60 16.7 36.68 18.2 
III 49.43 34.7 33.47 16.6 36.03 17.9 
85 13.65 8.5 32.97 14.6 21.46 9.5 
II 37.33 23.2 33.59 14.9 37.77 16.8 
III 49.02 30.5 33.43 14.8 40.77 18.1 
75 13.70 7.5 33.03 12.9 14.28 5.6 
II 37.35 20.3 33.58 13.1 39.47 15.4 
III 48.95 26.7 33.39 13.1 46.25 18.1 
65 13.73 6.9 33.06 11.2 12.53 4.3 
II 37.35 18.9 33.60 11.4 38.08 12.9 
III 48.91 24.7 33.34 11.3 49.40 16.8 
Qin (%)ChamberBefore flow regulation
Equal flow method
Maximum velocity limitation method
Relative flow distribution (%)Mean velocity (cm/s)Relative flow distribution (%)Mean velocity (cm/s)Relative flow distribution (%)Mean velocity (cm/s)
100 11.70 9.1 32.92 17.2 32.92 17.2 
II 38.82 30.2 33.61 17.5 33.61 17.5 
III 49.48 38.5 33.48 17.5 33.48 17.5 
95 11.95 8.2 32.93 16.3 27.29 13.5 
II 38.82 27.2 33.60 16.7 36.68 18.2 
III 49.43 34.7 33.47 16.6 36.03 17.9 
85 13.65 8.5 32.97 14.6 21.46 9.5 
II 37.33 23.2 33.59 14.9 37.77 16.8 
III 49.02 30.5 33.43 14.8 40.77 18.1 
75 13.70 7.5 33.03 12.9 14.28 5.6 
II 37.35 20.3 33.58 13.1 39.47 15.4 
III 48.95 26.7 33.39 13.1 46.25 18.1 
65 13.73 6.9 33.06 11.2 12.53 4.3 
II 37.35 18.9 33.60 11.4 38.08 12.9 
III 48.91 24.7 33.34 11.3 49.40 16.8 
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