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Toilet paper replaces chemicals

Within the Interreg2Seas project NEREUS (New Energy and Resources from Urban Sanitation), Evides is investigating various techniqu ....

Nanofiltration: key role in the NEREUS resource recovery process

The goal of this project is to recover mainly phosphate and ammonium with a nanofiltration membrane. At the moment a (combination ....

Charged! Water purification with electricity

During electrocoagulation, iron plates are charged which causes the iron to dissolve. The charge of the pollutants is neutralized ....

The final touch: algae culture on urine and RO concentrate for pigment production

Ammonium will be recovered from the Reverse Osmosis (RO) concentrate thrugh the algae culture that will use it for its growth. Mor ....

NEREUS: New Energy and Resources from Urban Sanitation

The NEREUS project of Evides Industriewater is a demonstration system for the recovery of water, nutrients and energy from waste ....

Humics recovery from WWTP effluent

Humic acids are interesting because they have the property to increase the uptake efficiency of nutrients. This involves plants an ....

Toilet paper used twice?

The primary sludge from the pre-settling tanks contains a lot of cellulose (toilet paper). At Harnaschpolder wwtp the cellulose is ....

Electrocoagulation with EColoRO

Together with EColoR exploratory research was done at AWZI Harnaschpolder. The purpose was to investigate whether electrocoagulati ....

Controlled struvite production at Houtrust WWTP

This research has the aim to investigate the possibility to implement controlled struvite production at the Houtrust WWTP. Struvit ....

Continuous innovation using aerobic granular sludge for conventional activated sludge systems

Since the discovery of aerobic granular sludge at TU Delft in the late 1990s, worldwide research into applications for wastewater ....

Optimization phosphate removal and sludge dewatering Harnaschpolder wwtp

At Harnaschpolder wwtp phosphate is predominately biologically removed through luxury uptake by Phosphorus Accumulating Organisms ....

Active hydrodynamic cavitation for improving digestion of a waste water plant

Processing of sewage sludge involves high costs. The improvement of sewage sludge digestion can be increased and the costs of dewa ....

Next generation DNA techniques for next generation water treatment

This project aims to unlock valuable information contained within the activated sludge (AS) of wastewater treatment plants. With t ....

Early warning system for sludge wash out

Washout of solids do not only result in a damaged reputation but also in extra costs. Washout of solids, effluent solids concentra ....

From toilet paper to useful carbon source

Toilet paper makes up to 30-50% of the suspended solids (SS) in the sewage of western countries, mainly originating from the use o ....

Antibiotic Resistance in Wastewater Treatments

Antibiotic resistance (AR) is considered as one of the major threats for human kind in the upcoming years. Antibiotic resistance g ....

Do sulphate-reducing bacteria have cold feet?

Sulfate reducing bacteria (SRB) are naturally present and active in wastewater treatment plants. It turns out that SRB can also be ....

Turbo MBR “Overcoming fouling and aeration drawbacks”

The overall objective of this research is to maximize the membrane bioreactor (MBR) treatment capabilities by improving the membra ....

Wonderful sludge eating worms unravelled

In order to address the limiting factors of hydrolysis and increase the overall value of wastewaters, the EnzyFOR project was comm ....

Mining from the sewer in Rotterdam

The aim of this project is to develop an innovative concept for the recovery of water, energy and nutrients from domestic wastewat ....

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