● Filtration in bulk
2nd Step of the drinkable water line LPE/2000
Monitoring water quality during filtration
Study of the filtration process
Permeability of the medium to water
Monitor pressure drops in the bed of sand over time
Observe the saturation front and the clogging of the bed
General specifications
• Raw water storage tank, 90 L, polyethylene, graduated. Removable lid and draining valve.
• Column, retention grids at the top and bottom of the column, eleven pressure ports along the column.
• Eleven piezometric tubes to measure pres‐ sure drops. Manual air pump, isolating and draining valves.
• Cyclone, PVC, overtopping flow, isolating and draining valves.
• Set of valves for circuit selection: filtra‐ tion or bed fluidizaƟtin.
Instrumentation
• 2 flowmeters.
• 2 manometers.