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Digitalization

In recent years, digitalization has gained increasing importance in the water sector, offering new opportunities for efficient management, sustainable resource use, and the protection of water resources. It encompasses the targeted application of information technologies, sensors, data analytics, and automation to optimize the monitoring, control, and management of water systems.

The rapid development of generative AI models further expands the range of possibilities for the water sector. In particular, digitalization plays a central role in the operation and monitoring of wastewater treatment and conveyance processes, supporting optimal decision-making and system performance.

We are working on the development of novel validation methodologies for decentralized water treatment systems using innovative monitoring and control concepts. The required water quality is ensured through mobile sampling and measurement stations, advanced sensor technologies, and digital cloud-based applications.

The interdisciplinary integration of process engineering and computer science opens new opportunities for efficiency improvements and process optimization in industrial applications. By combining data-driven methods with engineering expertise, complex processes can be better understood, controlled, and further developed.

The collaboration between process engineering and computer science focuses on two main areas: first, the optimization and (further) development of process-engineering operations through the identification of relevant influencing factors and the exploration of alternatives, for example in flocculation processes; second, real-time monitoring using AI, which allows, for instance, conclusions about dosing quantities based on optical floc properties.

By leveraging neural networks, additional relevant process-engineering characteristics can be identified that would not be detectable through human analysis alone (Black Box). This approach enables not only the optimization of existing processes but also the development of new products. 

The development and implementation of advanced sensor technologies and control concepts is transforming the operation of sewer networks. High-precision sensors provide real-time data on flow rates, pollutant loads, and system conditions. Based on these data, model-based control strategies can be developed and further optimized through dynamic simulations and AI-based predictions.

These approaches enable volume- and load-based regulation that prevents system overloads, improves the efficient use of treatment plants, and reduces emissions. Through pilot projects and practical partnerships, we implement the developed models in fully operational systems—delivering cost-efficient, sustainable, and climate-resilient urban drainage solutions.

In the modeling domain, the team focuses on hydrological, hydrodynamic, and hydrochemical modeling to investigate various flooding and drought scenarios as well as developments in water quality, and to derive appropriate management measures. In current R&D projects, a range of surface water, water balance, water quality, and damage potential models are applied.

Furthermore, models for sewer networks and wastewater treatment plants are developed and utilized to better capture and assess material flows, pollution peaks, and optimization potentials within the urban water cycle.

For science communication and targeted knowledge transfer, we employ media such as virtual and augmented reality, 3D printing, and WebGIS.

The IT Security Act, the KritisV ordinance, and the NIS-2 Directive legally mandate the protection of critical infrastructure across various sectors, including water supply and wastewater treatment. Since cybersecurity and resilience against outages are essential even for small- and medium-sized operators and their customers, FiW collaborates with partners to conduct a comprehensive assessment of the current state of IT security for these operators and supports the identification of necessary actions to establish a secure IT infrastructure.

References

AVES

AVES

Analysis and Validation of an (AFS) Sensor

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ClearWater

ClearWater

Development of an AI-based optical measuring system for monitoring the flocculant dosing process in wastewater and reduction of polyacrylamide-based flocculants using dual flocculation

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Digital river twin

Digital river twin

Minimum Viable Produkt

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ENTfrachtEN

Pollution load based sewer management in Cologne

ENTfrachtEN – Development of an integral process measuring and control technology concept for pollution load based real-time control of wastewater discharge with the aim of surface water relief.

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Climate Adaptation Concept Ratingen

Integrated Climate Protection and Climate Adaptation Concept for the City of Ratingen

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Cologne boundary canal

Hydrodynamic calculations of the Cologne boundary channel

Combined modeling in the area of Cologne

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mobileVIEW

mobileVIEW – the mobile measuring station

Use of sensor data from moving vehicles to record precipitation information as part of the digitisation strategy in water management

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NiersCon

NiersCon

Analysis of decentralized water retention and groundwater recharge through integrated control of the regional ditch system

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NiersFluX

NiersFluX

High-resolution trace substance flux balance in the Niers catchment to quantify direct and indirect input pathways and derive options for action

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Maturity Model Wastewater 4.0

Maturity Model Wastewater disposal 4.0

From the maturity model to the digitalisation roadmap

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RiverCloud

RiverCloud

UAV/USV tandem system for the collection and provision of high-resolution data for water management and the expansion and maintenance of waterways

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RiverView®

RiverView®

Water status-related monitoring and management

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subKRITIS

subKRITIS

Assessment of the IT security level of small and medium-sized wastewater treatment plants in North Rhine-Westphalia below the KritisV

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TeGeRam

TeGeRam

Fibre optic temperature measurement in water bodies

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WaLKIS

WaLKIS

Wasserwirtschaftliche Ermittlungen und Anwendung von digitalen Versiegelungsdaten aus amtlichen Liegenschafts­katasterdaten  – Phase I & II

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