Manufacturers Typical Design Criteria for Biolacr Systems vs Conventional Extended Aeration Systems

Parameter BIOLAC-R Extended Aeration

Hydraulic residence time (hr) Solids retention time (d)

Ratio of food to microorganisms (lb BOD5 per d per lb MLVSS) Volumetric loading (lb BOD5 per d per 1000 ft3) MLSS (mg/L) Basin mixing (hp/MG)

1500-5000

24-48

30-70

12-15

7-12

3000-6000

80-150

20-30

10-25

18-36

Source: Courtesy of Parkson Corp., Ft. Lauderdale, FL.

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