The EvaporisTM LE,based on the Innodry®2E, is a complete process for treating dewatered sludge. EvaporisTM LE accepts all types of dewatered sludge( UWW, IWW,…) with particularity of accepting ... Sludge treatment ... Evaporis Sludge treatment Sludge drying ... Minimizes storage and transport cost thanks to a high density dried sludge Eliminates the pelletization stage and its associated risks Dried sludge cooling built into the dryer Limits ... the lowest energy sludge drying system – Evaporis™ LE ... Sludge dewatering...

sludge, physical-chemical, biological or mixed (with or without tertiary treatment) as industrial wastewater sludge. It applies for dewatered sludge with minimum dryness around 25%. Evaporis™ LT ... Sludge treatment ... Evaporis Sludge treatment Sludge drying ... Reduces consumption of primary energy using lost heats that haven't been use on the treatment plant (cogeneration) Quick start-up and automated process Low maintenance Dryers ... low temperature sludge drying system – Evaporis™ LT ... Sludge dewatering...

Dehydris® Twist based on proven Bucher Unipektin piston press technology, represents one of the most innovative and efficient systems on the dewatering market. It is fed with drinking water sludge ... Sludge treatment ... Dehydris Sludge treatment Sludge dewatering ... % optimization) High dry content obtained without addition of lime: up to 45% [CQ1] for drinking water sludge and auto thermicity achieved for urban wastewater sludge Accepts both drinking water ... boosted sludge dewatering using piston press technology – Dehydris® Twist ... Sludge dewatering...

sludge end uses Sludge produced by a water treatment plant has three main uses: recycling: mainly agriculture, with or without supplements but also for reinstating eroded sites (quarries ... Waste water Sludge treatment ... Industrial effluent treatment Sludge treatment Sludge dewatering ... sludge end uses ... Sludge dewatering...

); the installation can operate unmanned if the sludge is relatively constant. All mechanical safety mechanisms constitute part of the standard equipment and, with the new sludge concentration sensors, unit automated ... Sludge treatment ... Centrifugation Sludge treatment Sludge dewatering...

of liquid sludge dries out. This process is far less widespread because of the extensive areas involved and because dry cake removal is very labour-intensive. There are a few rare examples in mechanised ... Sludge treatment ... Sludge treatment Filtration...

Sludge treatment ... Sludge treatment Sludge drying Biogas ... sludge drying and cogeneration ... Sludge dewatering...

When a sludge is not concentrated, the dry weight should not include the dis- solved substances contained in the sludge interstitial water. Two possible methods exist to determine the SS ... Sludge treatment ... Sludge treatment Centrifugation Filtration ... suspended solids ( SS ) in liquid sludge...

In this chapter, we are deliberately leaving pressurised gasification to one side as it is not specifically and exclusively applied to sludge. There are a few rare instances of combined treatments (with other waste ... Sludge treatment ... Sludge treatment Sludge incineration Gasification ... Sludge dewatering...

nature of the sludge Sludge produced from the treatment of raw water to render it potable comes from the extractions or blowdowns undertaken during sedimentation (or flotation), when this exists ... Densadeg Drinking water Surface water Sludge treatment Sludge thickening Flotation Pulsatube Aquazur PAC ... sludge processing...

hand, in the case of carbonate removal sludge that is far more hydrophobic and crystalline, or sludge that has undergone heat treatment (see dynamic thickening), initial r0.5 figures will be very low ... Sludge treatment ... Filtration Sludge treatment Sludge conditioning...

, the following constitutes an example of a Naratherm dryer heat balance (table 6) : Table 6. NARA heat balance per kg · h–1 of water evaporated (based on a 20 % dry solids content sludge, 90 % dry ... Sludge treatment ... Sludge treatment Sludge drying Evaporis ... Sludge dewatering...

aeration sludge Up to 40% reduction of sludge evacuation costs Increase dryness by 5 to 10 % compared to a conventional digestion Sludge volume is reduced by 1/2 compared to treatment line without ... Sludge treatment ... Sludge treatment Sludge digestion Biogas Digelis ... Ability to double digester capacity in existing installations Reduce the capacity needed for the final drying step Auto-Thermal reforming of biologically treated sludge Fully ... A process that halves the volume of sludge cake while boosting biogas production ... advanced digestion of biological or and mixed sludge by thermal hydrolysis – Digelis® TH...

By definition, co-incineration means that a flow of partially or completely dried, dewatered sludge is added into the feed of a heat treatment process that is entirely dedicated to a main ... Sludge treatment ... Sludge treatment Sludge incineration Dewatered sludge ... organic matter destruction treatment using co-incineration processes ... Sludge dewatering...

ventilation biocontainers (figure 3). Figure 3. Cross section of a Thermoposting biocontainer The sludge is combined with the structuring by-product in order to endow the mixture with an adequate ... Sludge treatment ... Sludge treatment Composting Biofilters ... Sludge dewatering...

(acidification at the start of composting and then alkalinisation through the formation of ammonia and the removal of CO2 through aeration); even sludge produced by the physical-chemical treatment of UWW can ... Sludge treatment ... Sludge treatment Composting Dewatered sludge ... Sludge dewatering...

sulphate and, more rarely, ferrous sulphate and aluminium salts. The Fe3+ ion is by far the most effective and the widely used reagent on organic sludge (WWTP and IWWTP biological treatment).The choice ... Sludge treatment ... Sludge treatment Sludge conditioning Flocculation...

(1) that opens out into a rotating distributor (10). This distributor spreads the sludge onto the periphery and propels the suspension into the annular space between the bowl (2) and screw (3 ... Sludge treatment ... Sludge treatment Centrifugation...

internal collection The above descriptions of the different clarifiers specified whether or not they included a scraper mechanism: without scraper system: the sludge is gravity concentrated ... Settling Settling tanks Sludge treatment ... sludge removal mechanisms...

An efficient temperature regulation and an efficient sludge mixing are essential to the good operation of the digestors. Digelis® is adapted for the treatment of primary sludge, biological sludge ... Sludge treatment ... Sludge treatment Sludge digestion Digelis Methanisation Methanis ... Reduction of sludge quantity: 20 to 40% of dry matters Long-term sludge stabilization : nuisance reduction & sanitation Sludge recovery for green energy through biogas production which can ... The Digelis® is a 1 stage anaerobic digestion process for sludge coming from urban wastewater treatment plant. ...