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Particle Resolving Fluid-Sediment Interaction

Project description

A holistic framework to studying extreme weather events

Extreme weather events, such as flash floods and storm surges in coastal areas, are becoming more frequent, causing severe erosion and damage to infrastructure. These events involve complex interactions between water currents, waves, sediment transport, and soil deformation. However, current research often treats these processes separately. The ERC-funded Partres project aims to bridge this gap by developing advanced models that combine hydraulic, coastal and geotechnical engineering, along with computational fluid dynamics and solid mechanics. Partres will create a realistic, multi-scale framework to study how extreme events affect sediment and soil behaviour. This interdisciplinary approach is designed to provide innovative solutions to protect rivers, coastlines, and infrastructure from such events.

Objective

Climate change leads to increased frequency and magnitude of flash flood events in rivers and of storm surges in coastal areas. Flash floods are associated with larger discharges and water levels, whereas storm surges are characterized by higher wave heights and water levels. These events have significant consequences for both rivers and coastlines triggering a morphodynamic response. Resulting erosion and soil mechanical failures can result in severe damage to civil infrastructure and buildings. There is a knowledge gap that connects the hydraulic, hydrodynamic and geotechnical aspects of environmental loading due to current, wave action as well as sediment and soil response respectively. With the increased likelihood of extreme weather events, there is an urgent need to study coastal morphology and mitigation approaches from a multi-disciplinary physics-based perspective.
Representing the interconnected processes of current, waves, sediment transport and soil deformation constitutes an interdisciplinary challenge. In the current project, particle based sediment transport models are created that take a significant step towards a realistic representation of these processes. The missing link between the individual modules will be developed, bridging the confinements of the disciplines of hydraulic, coastal and geotechnical engineering with heavy use of advanced computational fluid and solid mechanics. The multi-scale nature of extreme hydrodynamic events and their interaction with sediment and soil particle physics will be solved through a holistic multi-scale numerical framework. The proposed research lays the foundation for taking a significant step in sediment transport research that is required for dealing with current and future challenges arising from climate change. Innovative solutions to extreme weather event impact in the coastal, estuarine and riverine environments can be rapidly proposed and verified using the current numerical modeling strategy

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-ERC - HORIZON ERC Grants

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Call for proposal

(opens in new window) ERC-2021-COG

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Host institution

NORGES TEKNISK-NATURVITENSKAPELIGE UNIVERSITET NTNU
Net EU contribution
€ 2 000 000,00
Address
HOGSKOLERINGEN 1
7491 Trondheim
Norway
Region
Norge Trøndelag Trøndelag
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 2 000 000,00

Beneficiaries (1)