Now showing items 1-7 of 253

    • Article dans une revue avec comité de lecture
      MOHAMMED ARAB, Fatiha; AUGIER, Benoît; DENISET, François; CASARI, Pascal; ASTOLFI, Jacques-André (Elsevier BV, 2022-07-22)
      For the high-performance foiling yachts, cavitation is often a limiting factor for take-off and top speed. The present work investigates solutions to delay the onset of cavitation thanks to a combination of leading edge ...
    • Article dans une revue avec comité de lecture
      RAJAOMAZAVA, Tolotra Emerry; BENAOUICHA, Mustapha; ASTOLFI, Jacques-André; BOUDRAA, Abdel-Ouahab (MDPI AG, 2021-03)
      A fluid-structure interaction’s effects on the dynamics of a hydrofoil immersed in a fluid flow of non-homogeneous density is presented and analyzed. A linearized model is applied to solve the fluid-structure coupled ...
    • Communication avec acte
      KERDRAON, Paul; HOREL, Boris; BOT, Patrick; LETOURNEUR, Adrien; LE TOUZÉ, David (INNOVSAIL, 2020-06)
      Dynamic Velocity Prediction Programs are taking an increasingly prominent role in high performance yacht design, as they allow to deal with seakeeping abilities and stability issues. Their validation is however often ...
    • Brevet
      DAMAY, Thomas; HAUVILLE, Frédéric; ASTOLFI, Jacques-André (INPI, 2019-01)
      L'invention concerne un système de propulsion ou de positionnement dynamique cycloïdal pour un navire baignant dans une eau présentant une direction d'écoulement et comportant un châssis, un rotor montè mobile en rotation ...
    • Communication avec acte
      SOUPPEZ, Jean-Baptiste R.G.; BOT, Patrick; VIOLA, Ignazio Maria (RINA NZ, 2021-03)
      The spinnaker is the most powerful and one of the most used sails both in racing and cruising - yet its complex aerodynamics governed by flow separation is still not fully understood. While the flow around a spinnaker is ...
    • Brevet
      DAMAY, Thomas; HAUVILLE, Frédéric; ASTOLFI, Jacques-André (Patent Application Publication, 2022-03-03)
      A cycloidal dynamic propulsion or positioning system for a ship in water that exhibits a direction of flow, including a frame, a rotor mounted to be movable in rotation on the frame about a main axis at right angles to the ...
    • Article dans une revue avec comité de lecture
      SACHER, Matthieu; LE MAITRE, Olivier; DUVIGNEAU, Régis; HAUVILLE, Frédéric; DURAND, Mathieu; LOTHODE, Corentin (Begell, 2021)
      Efficient global optimization (EGO) has become a standard approach for the global optimization of complex systems with high computational costs. EGO uses a training set of objective function values computed at selected ...