SPH modeling of water-related natural hazards

S Manenti, D Wang, JM Domínguez, S Li, A Amicarelli… - Water, 2019 - mdpi.com
This paper collects some recent smoothed particle hydrodynamic (SPH) applications in the
field of natural hazards connected to rapidly varied flows of both water and dense granular …

Numerical simulation of large wood deposition patterns and responses of bed morphology in a braided river using large wood dynamics model

T Kang, I Kimura, Y Shimizu - Earth Surface Processes and …, 2020 - Wiley Online Library
This study discusses the reproducibility of a numerical model for simulating the
morphodynamics involved in the transport of large pieces of wood in a braided river …

An adaptive yaw method of horizontal-axis tidal stream turbines for bidirectional energy capture

Y Dong, Y Yan, S Xu, X Zhang, X Zhang, J Chen, J Guo - Energy, 2023 - Elsevier
Tracking the flow direction is one of the effective ways to harvest more energy for a
horizontal-axis tidal stream turbine (HATST). This paper presents a novel HATST design that …

Effects of the driftwood Richardson number and applicability of a 3D–2D model to heavy wood jamming around obstacles

I Kimura, K Kitazono - Environmental Fluid Mechanics, 2020 - Springer
Predicting the motion of driftwood around hydraulic structures such as bridge piers and spur
dikes is important. We propose a numerical model for simulating driftwood motion that is …

Calibration of a dynamic Eulerian-lagrangian model for the computation of wood cylinders transport in shallow water flow

E Persi, G Petaccia, S Sibilla, P Brufau… - Journal of …, 2019 - iwaponline.com
A computational Eulerian–Lagrangian model (ORSA2D_WT) is used for modelling the
movement of floating rigid bodies on the water surface. The two-dimensional transport is …

Numerical modelling of uncongested wood transport in the Rienz river

E Persi, G Petaccia, S Sibilla, A Lucía… - Environmental Fluid …, 2020 - Springer
Abstract The Eulerian–Lagrangian model ORSA2D_WT is employed for the simulation of
uncongested wood transport, with reference to a field experiment that studied the motion of …

A conceptual model of vehicles stability in flood flows

L Milanesi, M Pilotti - Journal of Hydraulic Research, 2020 - Taylor & Francis
A large number of flood-related fatalities in urban areas are due to drowning of people in
vehicles. Therefore, reliable models of the vulnerability of vehicles impacted by flow are …

Application of computational modeling for large wood dynamics with collisions on moveable channel beds

T Kang, I Kimura, S Onda - Advances in Water Resources, 2021 - Elsevier
This study aims to analyze model reproducibility on large wood collisions on moveable
channel beds. Flume experiments were conducted to observe the responses of moveable …

Measurement and analysis of the drag coefficient of wood accumulations at an ogee crested spillway

E Persi, E Pibia, G Petaccia, P Ghilardi, S Sibilla - Journal of Hydrology, 2024 - Elsevier
Trunks, branches, and wooden pieces transported by rivers during flood events can reach
dams and accumulate at spillways. The reduced flow velocity and the presence of sluice …

Numerical modeling of potential large wood entrainment in rivers: Application of hybrid modeling in the inter‐dam reach of the Dyje River, Czechia

M Hlavňa, Z Máčka, J Záthurecký - Water Resources Research, 2024 - Wiley Online Library
Mobilization of large wood in river channels during floods represents a hazardous factor,
augmenting flood risk and endangering infrastructures such as bridges, weirs, and reservoir …