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Numerical investigations of breaking waves and air entrainment induced by a shallowly submerged hydrofoil
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 …
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
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 …
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
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 …
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
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 …
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 …
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
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 …
above the water and, in some cases, halves the resistance compared to dislocated and …
Parametric design of hydrofoils
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 …
configurations carried out with CFD. The purpose of the study is to assess the hydrodynamic …
Hydrofoil optimization via automated multi-fidelity surrogate models
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 …
area of a ship hull, thus decreasing resistance. To attain efficient hydrofoils, the geometries …
Optimising hydrofoils using automated multi-fidelity surrogate models
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 …
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
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 …
proximity, which is important to consider during the design stage, to feed velocity prediction …