Prof. Dr. Benjamin J. Dewals

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Overview My Papers and Presentations My Videos

Prof. Dr. Benjamin J. Dewals

University of Liege

Associate Professor

My Profile

About

Benjamin Dewalsis an Associate Professor in Hydraulic Engineeringand Water Resources Management at the University of Liege wherehe received his PhD in 2006. His main research interests cover flood risk management, fluvial hydraulics and reservoir sedimentation. He conducted research in several leading European institutions, including at EPFL (Switzerland) and in Germany.

Career Type:

Scientist/Researcher/Academic

Organization Type:

Universities and Academia

Expertise Fields/Interests:

flood risk management, fluvial hydraulics and reservoir sedimentation

Major Achievements:

Technical Committees

Committee Name
Committee on Flood Risk Management
Committee on Water Resources Management
Committee on Fluvial Hydraulics

IAHR Position

Committee Name	Position	Start Date	End Date
Europe Division	Member	2022-09-07	2025-06-20
Committee on Flood Risk Management	Co-opted	2022-06-19	2025-06-21
JAWER Editorial Board	Associate Editors	2020-04-01	Now
Committee on Flood Risk Management	Member	2017-10-30	2022-06-19
Committee on Flood Risk Management	Member	2015-07-15	2017-10-30
Europe	Member	2012-01-01	2018-06-20

My Papers and Presentations

Title	Year
3D Numerical Modelling of Flow Overtopping Induced of Fluvial Dikes	2025
A Matter of Debris Composition: Analyzing Debris Accumulations at Bridges After the 2021 Flood	2025
Assessing the Effectiveness of Green and Grey Solutions for Flood Risk Reduction: A Comparison of Damage-Based and Score-Based Approaches	2025
Comparison of Machine Learning Techniques and Empirical Formulas for the Prediction of the Discharge Through a Fluvial Dike Breach	2025
How to Compute Scalar Mixing With a 2D Advection-Diffusion Equation? Application to a Pollutant Spreading During an Urban Flood	2025
New Insights into Backwater Rise Induced by Debris Blockage at Bridges	2025
Using Comprehensive Field Data for Validating Large-Scale Hydrodynamic Hindcasting of an Extreme Flood Event	2025
How Do Model Geometric Distortion Effects Alter the Flow Characteristics in Laboratory Modelling of Urban Flooding?	2024
Lessons Learnt from Recent Flood Disasters in Europe: Indicative Cases	2024
Oxygen Transfer Variation Along Steps of a Prototype-Scale Stepped Spillway in Nappe Flow Regime	2024
Preliminary analysis of air-water flows on steep slope downstream of piano key weirs	2024
Integrated flood risk management as a tool to achieve UN Sustainable Development Goals	2023
The role of hydraulic engineering in support of flood mitigation and resilience	2023
Laboratory Design of Representative Real Shallow Basins for Validation of Numerical Models	2022
Apparent cohesion effects on overtopping-induced fluvial dike breaching	2021
Full Issue of Hydrolink 2021-4 Extreme Flooding Events	2021
Breaching of Fluvial Dykes: Influence of the Dyke Geometry	2020
Depth Averaged Numerical Simulation of Non-Cohesive River Dike Breaching Due to Overtopping Flows	2020
Influence of Model Geometric Distortion in Laboratory Scale Modelling of Urban Flooding	2020
Scale Physical Model and Prototype Comparison for a Large Dam Bottom Outlet	2020
Warning Waves to Protect Human Beings in Bypassed River Reaches of Hydropower Schemes	2020
A Brief Review of Urban Flood Experimental Models, With a Focus on Laboratory Models at the District Level	2018
An Operational Method for Assessing Riverbed Stability After (Partial) Dam Removal in Threshold Channels	2018
Experimental and Numerical Modelling of Fluvial Dike Breaching Due to Flow Overtopping	2018
Experimental Study of Ogee Crested Weir Operation Above the Design Head and Influence of the Upstream Quadrant Geometry	2018
Flow field in shallow reservoir with varying inlet and outlet position	2018
How Good Are Shallow Water Models at Capturing the Effect of Small-Scale Obstacles on Urban Flooding in Crossroads?	2018
Hydrodynamics of Shallow Reservoirs: Recent Advances	2018
Improvement of Anisotropic Porosity Models with a Merging Technique	2018
In Situ Measurements and Mitigations of Nappe Oscillations–The Papignies and Nisramont Dams in Belgium	2018
Maximum energy dissipation to explain velocity fields in shallow reservoirs	2018
Numerical Simulation of Lateral Dike Breaching Due to Overtopping	2018
Numerical Study of Building Drag Dissipation Formulations in the Integral Porosity Shallow Water Model	2018
Computing flooding of crossroads with obstacles using a 2D numerical model	2017
An Alternate Approach for Assessing Impacts of Climate Change on Water Resources: Combining Hazard Likelihood and Catchment Sensitivity	2016
Characterization of Nappe Vibration on a Weir	2016
Energy conservation properties of Ritter solution for idealized dam break flow	2016
Impacts of Urban Expansion on Future Flood Damage: A Case Study in the River Meuse Basin, Belgium	2016
Influence of Non-Uniform Flow Conditions on Riverbed Stability: The Case of Smooth-to-Rough Transitions	2016
Limitation of Self-Organization Within a Confined Aquifer	2016
Non-Linear Optimization of a 1-D Shallow Water Model and Integration into Simulink for Operational Use	2016
Scale effects in physical piano key weirs models	2016
A Shallow-Water Model with Depth-Dependent Porosity for Urban Flood Modeling	2015
Landuse Change and Future Flood Risk: An Integrated and Multi-Scale Approach	2015
Bi-Stable Flow Fields and Two-Way Couplings Between Flow and Sedimentation in Shallow Reservoirs	2014
Climate-Proofing of Large Reservoirs in Belgium by the Development of Enhanced Operation Rules	2014
Experimental parametric study and design of Piano Key Weirs	2014
Geometric Parameters Influence on Piano Key Weir Hydraulic Performances	2014
Two-dimensional depth-averaged finite volume model for unsteady turbulent flows	2014
A Fundamental Study of the Inception of Motion of Coarse Sediments	2013
Coupling between flow and sediment deposition in rectangular shallow reservoirs	2013
Depth-Averaged Flow Modeling in Curvilinear Coordinates	2013
Experimental Investigations of 2D Stationary Mixed Flows and Numerical Comparison	2012
Experimental study of velocity fields in rectangular shallow reservoirs	2012
Management of the Interface Between Fixed-Depths Unsaturated and Saturated Soils; Mathematical Model and 1-Dimensional Interpretation	2012
On the Piano Key Weir Hydraulics	2012
Three-phase bi-layer model for simulating mixed flows	2012
Transboundary Assessment of the Effect of Climate Change on River Meuse: Flood Wave Selection for Hydraulic Modelling from Ampsin (B) to Maaseik (NL)	2012
Experimental observation of flow characteristics over a Piano Key Weir	2011
Experimental Study of the Hydraulic Behavior of Piano Key Weirs	2010
Modelling Free-Surface Flows and Highly Transient Mixed Flows: A 1D Three-Phase Approach	2010
Experimental and numerical investigations of dike-break induced flows	2009
Analysis and Application of Two Complementary Numerical Models for Predicting Flood Waves Generated by Failures or Dysfunctions Occuring on a Complex of Dams	2007
Experimental and Numerical Study of the Breaching of an Embankment Dam	2007
Global Design of Hydraulic Structures Optimised with Physically Based Flow Solvers on Multiblock Structured Grids	2004
Large Scale 2D Numerical Modeling of Reservoir Sedimentation and Flushing Operations	2004
Modeling of Wave Propagation, Coastal Currents and Their Induced Topographic Changes	2004
Scale Modelling and Similarity Laws for the Study of an Under Pressure Settling Structure	2004
Quasi 2D-Numerical Model of Aerated Flow over Stepped Chutes	2003

My Videos

Title	Year
Flood Risk Management Session of 2nd IAHR Young Professionals Congress	2021

IAHR Awards

IAHR Awards	Date