Recommendations
UASB reactor: volume determinationUASB reactor: influent distribution systemMechanized mixer for flash mixing (Aquaflash) and flocculation (Aquafloc)Basic data for a wastewater treatment plant designUASB cylindrical D = 2,40 m; V = 23,28 m³
UASB reactor: plan area and depth
Default

Input data

Average upstream flow (Qm)

Maximum upstream flow (QM)

Volume of reactor

Output data

Area

Depth

Superficial velocity corresponding to the average flow

Superficial velocity corresponding to the maximum flow

Description

Given: The influent average and maximum flow, the sadimentation zone plan area and volume; calculates the superficial hydraulic loading rate and the detention times corresponding to each flow.

 

Typical values for reference

Qvs (m/h)
Qm0.5 - 0.7
QM0.9 - 1.1

UASB area

References

  • CHERNICHARO, Carlos A. de L. Princípios do tratamento biológico de águas residuárias. Volume 5: Reatores anaeróbios. Belo Horizonte: DESA, 1997.