AI for stormwater management

Working together with Copenhagen

Vier Menschen stehen in einem Veranstaltungssaal und unterhalten sich.

When it comes to climate change adaptation, then Klima.Werk thrives on exchanging ideas with partners and is extending its reach to other cities and regions - including Copenhagen. Together with the city of Bochum, the Danish capital is working on artificial intelligence to provide information on the impact of construction projects or other changes on the sewer system and facilitate proper stormwater management. Predictions of stormwater flows can be made using the InflowGo platform and taken into account in future urban development.

Planning the future

Stormwater management in urban and residential areas is becoming increasingly important. The consequences of climate change, such as heavy rainfall or drought, must be taken into account in future urban development. InflowGo, a research and innovation project carried out by the Technical University of Denmark and the Danish company WaterZerv together with the city of Bochum on behalf of the Klima.Werk, offers a solution to this problem by encouraging water sensitive urban design. The project is funded by the Danish Environmental Protection Agency.

Forecasting for sewer systems 

InflowGo is a stormwater management service. It uses artificial intelligence to make predictions about the use of mixed sewer systems in relation to urban stormwater. The service's algorithm uses machine learning to predict the hydrodynamic behaviour of surface runoff and urban drainage systems. Among other things, the system can predict burdens within seconds. Compared to network simulations, the AI reduces the simulation time by a factor of 100 to 10,000.

InflowGo supports the urban planning process with its predictions and facilitates collaboration within municipalities or associations, with consultants and other external stakeholders. InflowGo makes it easy to test ideas. The impact of these ideas on the sewer system is calculated by the AI within minutes or even seconds. In short, it delivers the stormwater management numbers that matter. Whether green roofs, rain gardens or larger pipes, InflowGo provides both average and extreme statistics from long-term simulations of water levels in manholes, flow rates in pipes, discharges into the surrounding soil, flooding and even direct CO2 emissions. By using the programme construction projects can contribute to the vision of sustainable, blue-green cities.

 

Drei Menschen stehen vor einem Bildschirm und schauen auf Pläne.
Klima.Werk works hand in hand with the Danish company WaterZerv.

Cooperation beyond borders

Klima.Werk visits Copenhagen

The city of Bochum is participating in the development of the InflowGo platform for stormwater management on behalf of the Klima.Werk. The partnership takes the form of idea management and discussions: Regular meetings are held to exchange ideas. The Danish partners were also represented at the Expert Forum 2022, where they presented the research project.

 

Zu sehen ist ein Portrait eines Mannes im Anzug.
Zitat-Anfang Climate change adaptation and flood prevention are slowly becoming an integral part of stormwater management planning. With this project, we are learning to illustrate the impacts of urban runoff on classic drainage systems. Zitat-Ende

Dr Marko SiekmannCity coordinator of the Klima.Werk in Bochum

The programme will also be used in our region. After all, the consequences of climate change affect the Ruhr area just as much - although not as urgently as in Copenhagen, which is directly threatened by rising sea levels.

Fünf Menschen posieren vor einer begrünten Wand für ein Foto und lächeln.
Working together on InflowGo (from left): Dr.-Ing. Marko Siekmann, city coordinator of the Klima.Werk in Bochum, Franca Bauer and Dr. Morten Grum from WaterZerv, Ralf Engels and Michaela Ringelkamp from the city of Bochum.

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Images: Klima.Werk/EGLV