principle Lamellar sedimentation is based on the principle that in free settling, according to Hazen’s law (see different types of sedimentation), granular particle retention is independent ... Settling ... Settling...

By convention, the term «static» is used to designate settling tanks that do not incorporate sludge recirculation or sludge blankets although, in these units, settling takes place on a continuous ... Settling, Settling tanks ... Settling Settling tanks ... static settling tanks...

Two criteria are used for the purpose of calculating the surface area of a settling tank : the hydraulic surface loading that is characteristic of the volume of water that can be processed ... Settling, Settling tanks ... Settling Settling tanks ... designing settling tanks...

layout has enabled SUEZ to optimise lamellar settling. selection the module: choosing the section: we have opted for a hexagonal section because, in addition to the advantages described ... Settling, Settling tanks, Sedipac ... Settling Settling tanks Sedipac ... lamellar settling tanks...

These settling tanks are often termed clarifiers and are used in activated sludge systems for separating treated water from biomass, settling sludge and sufficiently thickening it so that when ... Settling, Settling tanks, Clarifiers ... Settling Settling tanks Clarifiers ... secondary settling tanks...

…). the Accelator settling tank The Accelator (figure 16) is the oldest of this type of clarifier; it comprises a central reaction zone (5-6) surrounded by a clarification zone (7). Both zones communicate with each ... Settling, Settling tanks, Clarifiers, Turbocirculator, Densadeg ... Settling Settling tanks Clarifiers Turbocirculator Densadeg ... sludge recirculation settling tanks...

The basic principle underlying these units has already been described in sludge contact clarification. In this type of settling tank, the sludge formed by flocculation constitutes an expanded mass ... Ultrapulsator, Settling, Clarifiers, Superpulsator, Pulsator, Pulsatube ... Ultrapulsator Settling Clarifiers Superpulsator Pulsator Pulsatube ... sludge blanket settling tanks...

This is an optimised flocculation settling tank with external sludge recirculation, based on the principle of the lamellar clarifier used in conjunction with an integrated thickener. This system ... Settling, Settling tanks, Densadeg ... Settling Settling tanks Densadeg ... sludge recirculation settling tank – thickener : the densadeg...

There are various different types of sedimentation: granular particles will each settle separately and will each be subject to a constant settling speed; particles that are more or less ... Settling, Flocculation ... Settling Flocculation...

Settling, Flotation ... Settling Flotation...

Settling, Flotation ... Settling Flotation...

of the backwashing water from filtration on membrane filtration steps. Itcombines the principle of lamellar settling with an integrated sludge thickener. No need of additional sludge thickening equipment before ... Clarification, Membranes, Densadeg, Desalination, Settling, Flocculation ... Clarification Membranes Densadeg Desalination Settling Flocculation ... Physical-Chemical settling tank (optimized flocculation) using external sludge recirculation ... lamellar settling sludge thickening – Densadeg®...

Settling, Settling tanks, Sludge treatment ... Settling Settling tanks Sludge treatment...

in the lower part of the settler, is animated with alternating vertical motions. This is why we talk about « pulsed » sludge blanket. key figures Settling velocity: 4 to 9 m/h 5 Wh/m3: Minimal ... Clarification, Pulsator, Drinking water, Settling, Flocculation, Pulsatube ... Clarification Pulsator Drinking water Settling Flocculation Pulsatube ... A clarifier combining the benefits of sludge contact, sludge blanket pulsation, and lamellar settling ... lamellar settling with pulsed sludge blanket – Pulsatube™...

The Densadeg® is a compact system which includes stages of coagulation/flocculation, water clarification (lamellar zone) and settling/thickening of sludge. For the wastewater treatment plants ... Clarification, Wastewater, Settling ... Clarification Wastewater Settling ... Combines a fast primary physico-chemical settling and a sludge pretreatment by thickening. ... physico-chemical settling tank using external sludge recirculation – Densadeg®...

® is characterized by the integration of the 3 following zones, without necessity of external pumping : Central zone = Recirculation zone Peripheral zone = Settling zone Bottom = Sludge collection ... Clarification, Turbocirculator, Drinking water, Settling ... Clarification Turbocirculator Drinking water Settling ... Scraper settling tank with internal sludge recirculation by low-speed turbine...

The SV clarifier is a flat bottom structure. The sludge settles at the bottom of the device and is suctioned (by level difference) by vertical tubes located along a radius to a trough from which ... Clarification, Wastewater, Settling, Clarifiers ... Clarification Wastewater Settling Clarifiers...

The aim is to break down each major pollution category as follows: its physical state by identifying the fractions that will settle (coarse suspended solids), coagulate (colloidal), that are soluble ... Settling, Denitrification, Phosphate removal ... Settling Denitrification Phosphate removal...

of the device and flows through this sludge blanket to emerge clarified at the top of the settling tank. The sludge bed is kept in expansion with the help of pulsating operation. key figures 5 Wh/m3 ... Clarification, Pulsator, Drinking water, Settling ... Clarification Pulsator Drinking water Settling...

Clarification, Wastewater, Settling, Clarifiers ... Clarification Wastewater Settling Clarifiers...