... is essential in controlling their effects be they fatigue damage to offshore equipment or energy harnessed from flows (Bernitsas et al ., 2008). prediction triantafyllou frequency artificial intelligence cylinder amplitude database hydrodynamic database flow velocity coefficient parametric...

... triantafyllou vibration Proceedings of the Thirty-first (2021) International Ocean and Polar Engineering Conference www.isope.org Rhodes, Greece, June 20 25, 2021 Copyright © 2021 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-82-1; ISSN 1098-6189 Learning Optimal...

... resistance wind speed deflection triantafyllou flexble plate mesh lift coefficient solver computational domain flexible plate openfoam extremum mini value interaction coefficient tensor flexibility stress tensor deformation drag coefficient Fluid-structure interaction for flapping...

...., (Triantafyllou et al ., 2000; Triantafyllou et al ., 2004). A main difference between a biomimetic propulsor and a conventional propeller is that the former absorbs its energy by two independent motions: the heaving motion and the pitching (wing) motion, while for the propeller there is only rotational power...

... characteristic dimension triantafyllou circular cylinder inline simulation frequency cylinder dominant frequency Analysis of Inline and Transverse Forces Acting on Elliptical Cylinder Immersed in the Wake of a Circular Cylinder Hendrik Hans Gabriel David Weymouth#, Jianmin Miao* and Michael...

... Biomimetic Design of an Undulatory Stingray AUV Fin Heather R. Beem and Michael S. Triantafyllou Department of Mechanical Engineering, Massachusetts Institute of Technology Cambridge, Massachusetts, USA ABSTRACT An undulatory stingray-inspired fin, which will serve as a propulsor on a new AUV, has...

... and theoretical analysis, have shown that such systems at optimum conditions could achieve high thrust levels; see, e.g., Triantafyllou et al (2000, 2004), Taylor et al (2010). The contribution of cargo ships in world pollution has been recognised as one of the most important factors (e.g. Colvile 2001, Flannery...

... of the steady drift forces and the corresponding Tst of the mooring lines and (c) the stiffness matrix HijK that is applied on the breakwater by the mooring lines at the new equilibrium position. The calculations of (a) and (b) items mentioned above are based on the equations that are reported in Triantafyllou...

... of underwater robots under various environments, researchers studied the propulsion method of aquatic animals (Bozkurttas et al, 2006) which inhabits the target water area, and developed biomimetic robots using features of the animals (Hirata, 2000; Triantafyllou et al, 2000). If we find an aquatic animal...

... roll bias roll amplitude triantafyllou vehicle joystick actuation twist amplitude finnegan engineering maximum velocity Open Loop Swimming Performance of Finnegan the Biomimetic Flapping Foil AUV Malima I. Wolf, Stephen C. Licht, Franz Hover, and Michael S. Triantafyllou Massachusetts...

... range breakwater triantafyllou incident wave subsea system mooring system coefficient procedure effectiveness stiffness radiated wave Effect of Mooring Lines on Floating Breakwaters Performance Eva Loukogeorgaki and Demos C. Angelides Department of Civil Engineering, Aristotle University...

... efficiency. Recently, a robo-tuna (Triantafyllou, 1995) and a dolphin robot (Nakashima, Takahashi, Ono and Tsubaki, 2003) have been developed, and the experiments on their propulsive performance have been carried out. Their caudal fins were rigid or flexible wings similar to real ones in shape. However...

... triantafyllou cable dynamic stiffness Numerical Simulations of Cable/Seabed Interaction Caroline Gatti-Bono1 and N. C. Perkins2 1 Lawrence Berkeley National Laboratory Berkeley, California, U.S.A 2Mechanical Engineering, University of Michigan Ann Arbor, Michigan, U.S.A ABSTRACT This paper contributes...

... for taut cables. coefficient top end horizontal oscillation experiment spectrum triantafyllou drag coefficient towed cable equation shear force frequency constant speed time history variation cable horizontal oscillation vortex hydrodynamic coefficient low-tension cable...

... VIVANA by professor Larsen, & A1. One of the present authors has developed a special purpose program, VICoMo, which is based on the idea of complex modes. VIVA by the brothers Triantafyllou, Triantafyllou & A1 (1998) is based on essentially the same ideas, while expressed ifferently, and using different...

...) and Tokomaru & Dimotakis (1991) have shown that is possible to obtain efficient flow control through the unsteady motion of a body in fluid. It has also been shown that unsteady motion of airfoils can produce propulsive thrust efficiently (Triantafyllou, et al. 1996, Anderson, et al. 1998) and can...

... is summarized in this section. More details can be found in a number of publications, e.g. (Breslin, 1974; Triantafyllou, 1994; Triantafyllou et al, 1985). It is assumed that a catenary mooring line has no bending stiffness, and the 2D motions are confined in the vertical plane containing the mooring line...

...) added to these findings by studying three-dimensional rectangular wings and two-dimensional wings having large amplitude. In addition, Chopra and Kambe (1977), Cheng and Murillo (1977), and Karpouzian, Spedding and Cheng (1990) analyzed the performance of a three-dimensional lunate-tail. Triantafyllou...

... Undersea Vehicle Jamie M. Anderson Charles Stark Draper Laboratory Michael S. Triantafyllou Massachusetts Institute of Technology Peter A. Kerrebrock Charles Stark Draper Laboratory Cambridge, MA, USA ABSTRACT In recent years, research in the propulsion and maneuvering mechanisms used by fish has...

.... KEY WORDS Mooting lines, Collocation method, Higher order implicit scheme, Synthetic ables. INTRODUCTION The evaluation of the d)~aamic behavior of catenarv mooring lines has ex'tensively been studied by several investigators in the past (Triantafyllou et al, 1985 Fylling et al, 1987: Kwan and Bruen...