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Open access Aug 2026

Development of a Reduced-Order Model for Hydrodynamic Analysis of a Wind-Assisted Ship

Decarbonization is one of the most pressing challenges facing the modern shipping industry. Wind-assisted ship propulsion (WASP) offers a promising pathway by integrating wind technologies with conventional systems, but understanding the hydrodynamic behaviour of such vessels under realistic conditions is essential...

Abdoul-Malik Bakari, Rui Lopes, A. Shiri et al. · 0 citations
Sep 2026

Improved empirical model and numerical simulation of an impinging jet with application to steady-state flows of downbursts

Downburst events generate extreme near-surface winds over a considerable area, posing significant threats to structures. The existing empirical models usually model the vertical and radial steady-state profiles of the downburst separately based on empirical equations. However, these models are difficult to consider the...

Cong-Jie Shang, Yu-Long Bao, Yong-Le Li · 0 citations
Conference Open access 2026

Performance Estimation of Ducted and Bare Tidal Turbines using CFD

The main objective of this study was to investigate the effect of flow contraction created by a duct on the power generation of a tidal turbine prototype. As a preliminary step in the development of a full-scale floating bridge-type ducted turbine, aimed at shallow near-shore locations subject to tidal currents with mo...

Ali Edalat, Luis Martins, S. Teixeira et al. · 0 citations
Open access Aug 2026

Application of an Off-Design Transient Simulation Framework for Pump-as-Turbine in OpenFOAM: Validation and Flow Analysis

Pump-as-Turbine (PaT) systems represent a cost-effective solution for hydraulic energy recovery in existing water networks and industrial processes. However, the prediction of their performance in turbine mode remains challenging, especially under off-design conditions where unsteady flow structures and internal losses...

Tomas Valldeperas, R. Martínez-Cuenca, D. Benedetti et al. · 0 citations
Open access Aug 2026

Simplified methodology for CFD analysis in naval architecture. Applications to ship resistance and hydrodynamic performance

Computational Fluid Dynamics (CFD) is one of the most widely used numerical methods for analyzing and optimizing the hydrodynamic performance of ships as early as the preliminary design stages. Computational Fluid Dynamics (CFD) simulations represent an effective tool for investigating complex flow phenomena occurring...

Constantin Petre Dițu, Anca Florentina Andron, Ioan Tutuianu et al. · 0 citations
Open access Aug 2026

THE INFLUENCE OF THE NUMBER OF BLADES IN THE SECTOR MODELED BY CFD METHODS ON THE FLOW CHARACTERISTICS OF A CENTRIFUGAL PUMP

is driven by the need for efficient and reliable pump turbines for pumped storage power plants, which ensure the flexibility of the power system in theface of an increasing share of renewable energy sources. The model's geometry is based on high-pressure pumped storage power plant data. VistaCPD, BladeGen, and TurboGri...

A. Rogovyi, Viktor Drankovskiy, D. Savenkov et al. · 0 citations

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