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Membrane

Projects

Enabling technologies
Innovative water treatment technologies
Application of membrane fractionation for better understanding of biological stability of water

The selection of the water source and the subsequent water treatment processes have different impacts on the biological stability of the water. In the Netherlands and Flanders, the…

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Enabling technologies
Innovative water treatment technologies
Capillary nanofiltration (capNF) for drinking water treatment

High-pressure membranes are a frequently used means of achieving optimal water quality of drinking water from different sources. An example of these are reverse osmosis membranes, which are…

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Enabling technologies
Innovative water treatment technologies
Natural viruses to monitor the integrity of membrane installations

Urbanisation, industrialisation, climate change and other phenomena are placing pressure on the sources used in the production of impeccable (drinking) water. For a variety of treatment objectives, membrane…

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Sustainability
Sustainable energy
Softening 2.0 at Waternet; Leiduin production location

To identify the best option for a new water softening system in Leiduin, five different scenarios were compared in terms of Total Costs of Ownership and life cycle…

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Enabling technologies
Innovative water treatment technologies
Micro- and ultrafiltration in surface water treatment

Surface water utilities in the Netherlands often directly intake river water, which has sometimes passed through a reserve or reservoir. This water needs to be treated in a…

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Enabling technologies
Innovative water treatment technologies
Silicon Carbide (SiC) membranes for innovative applications

The separation of oil from stable oil-in-water emulsions is a challenge. This is especially the case if the permitted limits for oil in water are very low, as…

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Enabling technologies
Hydrogenomics
Managing concentrate streams

A number of water utilities make use of reverse osmosis (RO) or (capillary) nanofiltration (NF) membranes as a component of their drinking water treatment, since these provide a good barrier for all kinds of substances (e.g., salts,…

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Enabling technologies
New materials and technologies
Nanotechnology in water applications

NanoNextNL is a consortium directed at research in the field of micro- and nanotechnology. More than one hundred companies, universities, knowledge organisations and university medical centres make up the consortium. As a…

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Health
Biological activity
Validation and standardisation of the BPP test for drinking water

Since regrowth of microorganisms in the water distribution system is not desirable, the Dutch water companies strive to produce drinking water with a low microbial growth potential. In…

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Enabling technologies
Innovative water treatment technologies
Performance of nanotechnology-based membranes in the removal of pathogens and organic micropollutants

Applications of nanotechnology in (drinking) water treatment will possibly lead to revolutionary new applications (breakthrough technology), energy and chemical savings, reduced residual streams and fewer operational problems (e.g.,…

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Health
Emerging contaminants
Occurrence and removal of nanoparticles in drinking water treatment

Because of the global increase in the use of nanoparticles, in consumer and pharmaceutical products for example, it is expected that they will increasingly become a source of…

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Enabling technologies
Innovative water treatment technologies
Multi-Source, Single-Stage, Full-Stream RO

The objective is a tested Multi-Source, Full-Stream RO concept, with minimal pre- and post-treatment (single stage), which uses flexible water sources and produces water of impeccable quality. The concept is researched in…

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Health
Emerging contaminants
Zero liquid discharge for greenhouse horticulture (phase 2)

The objective of this project is the development of a concept to achieve zero liquid discharge (ZLD) in greenhouse horticulture. In light of the fact that discharge standards…

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Enabling technologies
Innovative water treatment technologies
Innovative drinking water treatment

At its new drinking water plant in Andijk, PWN is applying self-developed innovations based on ion exchange (Suspended Ion Exchange, or SIX®) and ceramic membrane filtration (CeraMac®). Combined with existing UV technologies…

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Health
Emerging contaminants
Zero liquid discharge for greenhouse horticulture (phase 1)

The objective of this TKI project is the development of a concept to achieve zero liquid discharge (ZLD) in greenhouse horticulture. In light of the fact that discharge…

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Enabling technologies
Innovative water treatment technologies
Innovative treatment technologies – Application of AiRO technology

In the first instance the focus is on ‘Innovative Desalination Technologies’, in which Dutch innovations and knowledge are applied to increase the efficiency of surface water and/or seawater…

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Enabling technologies
Innovative water treatment technologies
NOMixed

In 2014, PWN designed, built and put into operation a new water treatment process (Andijk III), which makes use of SIX® [an innovative anion exchange (AIX) process] and CeraMac® (an innovative ceramic ultrafiltration membrane process). The removal…

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Experts

Maria Lousada Ferreira PhD
Scientific researcher
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Maria Lousada Ferreira PhD

Scientific researcher

Maria is an environmental engineer, with a PhD in wastewater treatment. She has been working for more than 20 years on how to combine environmental preservation with economic/social growth. Her...

030-6069680

06-54295470

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Emile Cornelissen PhD MSc
Senior scientific researcher
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Emile Cornelissen PhD MSc

Senior scientific researcher

Emile Cornelissen is Senior Scientific Researcher in the Water Treatment team, and professor at the PaInT (Particle and Interfacial Technology) research group at Ghent University. Also, since 2014, he has...

030-6069538

06-53508928

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News

Blog

Freo is the scene of the 4th desalination using membrane technology (MemDes) conference

04 December 2019 — Perth (Australia) has been dealing with severe water shortages, which has been mitigated by the construction of two…

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Blog

Membrane filtration as key technology to mitigate water and materials stress at IWA-MTC 2019

09 July 2019 — The IWA-MTC 2019 was attended by 410 attendants from 49 different countries with a strong representation from Asian…

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Column

Need for membranes with a better selectivity, better module design and higher log removal credits

04 July 2019 — In the last ten years, the membrane community experienced a tremendous surge in research of synthesizing novel membranes.…

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Column

New generation membranes for drinking water production focuses on separating contaminants from salt

05 April 2018 — New developments in the membrane synthesis aim at producing a membrane that is as close as possible to…

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Article

2015 Willem Koerselman Award to Cornelissen and Roest

12 April 2016 — Emile Cornelissen and Kees Roest won the 2015 Willem Koerselman Award for their article ‘Forward osmosis for application in…

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Subjects

Enabling technologies

New materials and technologies

Detecting and removing emerging contaminants calls for advanced materials and technologies. KWR develops knowledge about...

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Our expertises

Collaboration

World Health Organization (WHO)

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Membrane

Application of membrane fractionation for better understanding of biological stability of water

Capillary nanofiltration (capNF) for drinking water treatment

Natural viruses to monitor the integrity of membrane installations

Softening 2.0 at Waternet; Leiduin production location

Micro- and ultrafiltration in surface water treatment

Silicon Carbide (SiC) membranes for innovative applications

Managing concentrate streams

Nanotechnology in water applications

Validation and standardisation of the BPP test for drinking water

Performance of nanotechnology-based membranes in the removal of pathogens and organic micropollutants

Occurrence and removal of nanoparticles in drinking water treatment

Multi-Source, Single-Stage, Full-Stream RO

Zero liquid discharge for greenhouse horticulture (phase 2)

Innovative drinking water treatment

Zero liquid discharge for greenhouse horticulture (phase 1)

Innovative treatment technologies – Application of AiRO technology

NOMixed

Freo is the scene of the 4th desalination using membrane technology (MemDes) conference

Membrane filtration as key technology to mitigate water and materials stress at IWA-MTC 2019

Need for membranes with a better selectivity, better module design and higher log removal credits

New generation membranes for drinking water production focuses on separating contaminants from salt

2015 Willem Koerselman Award to Cornelissen and Roest

New materials and technologies

World Health Organization (WHO)