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Two different beakers with water
(decorative): Two beakers of different sizes filled with water, light enters from the side

Projects

Our database contains all of TZW’s ongoing research projects and completed projects up to 2010. By filtering by category or time you can find the specific topic you’re looking for.

Our database contains all of TZW’s ongoing research projects and completed projects up to 2010. By filtering by category or time you can find the specific topic you’re looking for.

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Picture of an UO-plant
Treatment
Processing of application-oriented predictive maintenance approaches (TRINK-Predict)

A cloud solution is being developed for a large-scale reverse osmosis plant that allows the water supplier to normalize its own operating data and retrieve recommendations to optimize operation.

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PFAS removal using hollow-fiber nanofiltration membranes - Pilot plant at a waterworks site using groundwater resources
Treatment
PFAS removal using nanofiltration (KapillO-PFAS)

Pilot studies using hollow fiber nanofiltration membranes to determine the PFAS removal depending on water composition and operation conditions.

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Large-Scale AC-Filter, Waterwork
Abgeschlossen-2023
Activated carbons for drinking water treatment in times of crisis (AK-Crisis resilience)

In 2022, there were supply bottlenecks for activated carbons. This project was funded by the DVGW in order to determine how to respond to such crises.

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Cross-section through a test reactor with LED rings radiating inward. Source: Xylem Services GmbH.
Abgeschlossen-2023
Development of a DIN standard for UV-LED-based water disinfection (DINoLED)

UV LEDs (UV light emitting diodes) are already widely used in small devices for point-of-use disinfection. Due to the specific properties of UV LEDs they offer enormous potential for the public water supply. However, this type of application is…

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Treatment
Hydrophysical process for the elimination of microorganisms in water (Hydro-Kavtec)

Cavitation is an innovative water treatment technology based on physical principles and does not require the addition of chemical substances. Within the scope of an AiF project, the microbiological cleaning performance of a new cavitation system was…

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Treatment
Expansion of the Indo-German Centre of Competence for Riverbank Filtration

The aim of the CCRBF joint project is to strengthen educational and research cooperation between Germany and India in the field of water management. The main focus is on the natural processes of Riverbank Filtration (RBF), Managed Aquifer Recharge…

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Test stand for the determination of aluminum release from activated carbons
Treatment
Release of aluminium during installation of granular activated carbon adsorbers (Alu-Carbon)

Against the background of the discussion on the introduction of a parameter value for aluminium as a purity requirement for granulated activated carbons, a data basis was developed within the framework of the research project that enables an…

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Abgeschlossen-2024
Innovative UV-LED applications for sustainable water management (InLEDapp)

The growing need for innovative solutions in sustainable water use affects public water supply, agriculture, and industry alike. The InLEDapp project investigated how novel UV-LED technology can contribute to chemical-free and energy-efficient water…

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Graphical abstract
Technology
Deacidification through calcium carbonate dosing in combination with ultrafiltration

Aim of the project was the evaluation of a new process combination for the deacidification of a soft spring water by dosing powdered calcium carbonate and particle removal by UF. The results showed that this process is a promising alternative to…

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Treatment line of a reverse osmosis system in a waterworks
Abgeschlossen-2023
Concentrates from drinking water treatment (KonTriSol)

How should concentrates from NF/UO processes be handled in future? Is treatment of the concentrates reasonable? How can a discharge into a water body be evaluated? Ten project partners focused on these and other questions within the research project…

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Mixed water management in waterworks
Corrosion
Miscibility of drinking water

The technical rule DVGW W 216 describes the mixing of drinking waters of different provenance. It names relevant parameters having influence on the properties of the mixtures regarding corrosion aspects. During a DVGW research project, which has been…

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LIBD Messtechnik im NEWater Wasserwerk KNF/PUB
Technology
LIBD nanoparticle measurements for water reuse – validation

The research project was aimed to evaluate the LIBD method as a monitoring tool for the integrity of reverse osmosis membranes with regard to the removal of nanoparticles in the size range of viruses.

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