... Copyright 2024, The Society of Naval Architects and Marine Engineers cable frequency construction natural frequency dampener university solid shroud future fibre rigging system amplitude reduction elliptical profile resonance reynolds number vibration shroud cylinder multistrand cable...

... learning naca 4412 cavitation variation optimal configuration interphasechangefoam comparison united states government artificial intelligence simulation foil case algorithm coefficient solver variance efficiency numerical simulation convergence frequency Journal of Sailing Technology...

... catamaran seakeeping behaviour sinclair radiation correction rotor axis ship correspond ittc assumption frequency Journal of Sailing Technology 2023, volume 8, issue 1, pp. 96-117. The Society of Naval Architects and Marine Engineers. Seakeeping Behaviour of a Flettner Rotors-Propelled...

... configuration passenger transportation vibration mechanism performance chord configuration frequency vortex airfoil Journal of Sailing Technology 2023, volume 8, issue 1, pp. 65-75. The Society of Naval Architects and Marine Engineers. Tonal Noise Control Versus Performances on NACA0015 Hydrofoil...

... are determined based on unsteady Computational Fluid Dynamics (CFD) simulations with a free surface. In the simulations the foil is moved in prescribed motions in one degree of freedom (DOF) at a time and dynamic coefficients are extracted for different frequencies of motion. All coefficients are combined...

... approach is valid. Keywords: DVPP; towing tests; seakeeping; high Froude number; validation. NOMENCLATURE Wave amplitude [m] Frequency [Hz] Froude number Tank depth [m] Inertia in pitch [kg m 2] Longitudinal center of gravity [m] 2 Length between perpendiculars [m] Oscillating mass [kg] Wave...

... the test results to prototype is mentioned. At the same time, the transient response of a simple structure under half-sine impulse is calculated using a commercial finite element analysis program to study the effect of the relationship between impulse duration and natural frequency of the structure...

... tests and the aeroelastic behavior of the sail plan to be studied. Preliminary results are presented with reference to the typical encounter frequency range and typical pitch amplitudes corresponding to best yacht Velocity Made Good (VMG) condition for different true wind speeds and related sea states...

... unsteady hydrodynamic model using a fluid response database coming from a series of 2D unsteady RANSE computations. The approach is compared to the Theodorsen theory. The linearized hydrodynamic model was used in a strip theory model for frequency domain flutter analysis. In this latest work, the IMOCA...

... formulation dimension proceedings calculation hull keel sailing yacht yacht rudder appendage de ridder frequency maneuver excitation journal Journal of Sailing Technology, Article 2017-06. © 2017, The Society of Naval Architects and Marine Engineers. A NEW MATHEMATICAL MODEL FOR INVESTIGATING...

... previously found with a static trim. Different oscillation amplitudes and frequencies of trimming are investigated. Measurements are done with a 6 component force balance and a load sensor giving access to the unsteady mainsail sheet load. The driving force coefficient CF x and CF obj first decrease at low...