Numerical investigations of breaking waves and air entrainment induced by a shallowly submerged hydrofoil

Y Shao, W Wang, D Wan, J Wang - Ocean Engineering, 2024‏ - Elsevier
Wave breaking is an expression of the intense interaction of two-phase flow interfaces,
involving numerous physical phenomena and mechanisms. It holds significant importance in …

Performance prediction of a hydrofoil near the free surface using low (BEM) and high (RANS) fidelity methods

P Perali, M Sacher, JB Leroux, J Wackers… - Applied Ocean …, 2024‏ - Elsevier
As a first step toward a multi-fidelity optimization tool for hydrofoils, the present work
assesses the ability of the in-house code PUFFIn to be used as a “low-fidelity” solver within …

Proximity to the water surface markedly enhances the force production on underwater flap** wings

SS Bhat, A Medina, FB Tian, J Young, JCS Lai, S Ravi - Plos one, 2024‏ - journals.plos.org
The potential application of flap** wings in micro-aerial vehicles is gaining interest due to
their ability to generate high lift even in confined spaces. Most studies in the past have …

Computational analysis of air bubble-induced frictional drag reduction on ship hulls

J Mohammadpour, F Salehi, V Garaniya… - Journal of Marine …, 2024‏ - Springer
About 60% of marine vessels' power is consumed to overcome friction resistance between
the hull and water. Air lubrication can effectively reduce this resistance and lower fuel …

A simplified mathematical model of pumped hydrofoils

K Rozhdestvensky - Journal of Marine Science and Engineering, 2023‏ - mdpi.com
This paper presents a simplified mathematical model of a pumped hydrofoil (PH)—a
surfboard elevated above water surface and connected to a tandem of hydrofoils by a strut …

Hydrofoil Technology: Current Applications and Future Developments for Sustainable Boating

D Speranza, S Papa, C Pensa… - International Conference of …, 2023‏ - Springer
Submerged lifting surfaces technology, born in the early 1900s, allows boats to lift the hull
above the water and, in some cases, halves the resistance compared to dislocated and …

Parametric design of hydrofoils

JL Alonso, J Calderon-Sanchez - Ocean Engineering, 2025‏ - Elsevier
This paper presents a parametric study of hydrofoils investigating various design
configurations carried out with CFD. The purpose of the study is to assess the hydrodynamic …

Hydrofoil optimization via automated multi-fidelity surrogate models

HP Solak, J Wackers, R Pellegrini, A Serani… - … Methods in Marine …, 2023‏ - hal.science
Lifting hydrofoils are gaining importance, since they drastically reduce the wetted surface
area of a ship hull, thus decreasing resistance. To attain efficient hydrofoils, the geometries …

Optimising hydrofoils using automated multi-fidelity surrogate models

H Pehlivan Solak, J Wackers, R Pellegrini… - Ships and Offshore …, 2024‏ - Taylor & Francis
Lifting hydrofoils are gaining importance, since they drastically reduce the wetted surface
area of a ship, thus decreasing resistance. To attain efficient hydrofoils, the geometries can …

Boundary element method analysis of 3d effects and free-surface proximity on hydrofoil lift and drag coefficients in varied operating conditions

H Nicolas, P Perali, M Sacher, P Bot - Journal of Sailing Technology, 2023‏ - onepetro.org
The use of hydrofoils to enhance ship performance raises the scientific issue of free-surface
proximity, which is important to consider during the design stage, to feed velocity prediction …