AMIAD – AUSTRALIA & ASIA PACIFIC NEWS – VOLUME 11 – MARCH 2018 v.1finalAmiad_AU_News_March_2018_high_resolution | Page 10
Flash Back | Abalone Production
(continued)
The AGF pods – 3 x 48”, high quality corrosion free, unique underdrain drainage system.
The AGF Shallow Bed Media Filter requires a R20 A.R.I. valve on the downstream that is closed during
backwash. The supply pump (130m 3 /[email protected] bar) provides the flow and pressure for backwashing the media.
Filtration System
3 pods x 1200mm diameter Amiad shallow bed media filters
with online backwashing
Application design flow (max) 130 m 3 /hr
Filtration velocity through AGF pods 38.3 m/hr
Pressure drop on AGF system
0.2 bar clean, 0.5 bar dirty (2-5 m)
Min. working pressure min 1.5 bar (150 kPa) during filtration
min 2.5 bar (250 kPa) during backwash cycle
Max. working pressure 10 bar
10 | March 2018