... of ship heading and apparent wind angles are tested taking into consideration the blockage effects and the geometrical characteristics of the working section. The forces and moments are captured on each individual wing as well as in the overall wind tunnel balance with 6-components dynamometers...

... sustainable development upstream oil & gas climate change sustainability freight & logistics services marine transportation social responsibility flettner rotor ppp mast rotation simulation engine drive force leeway dynarig wind angle ship yacht commercial shipping...

... trapeze hull wind angle Science of the 470 Sailing Performance Yutaka Masuyama, Kanazawa Institute of Technology, Kanazawa, Japan Munehiko Ogihara, SANYODENKI AMERICA, Torrance CA, USA ABSTRACT To sail a 470 faster, authors consider the sailing performance of the 470 from the various measured data...

... as the apparent wind angle increases. In the case of leech flicking, the experiments show that the formation of vortex pairs is fundamental to the augmented thrust due to heaving. The presence of S-turns, whereby the sailor changes the boats direction simultaneous with rolling the boat, generally...

... at 20° starboard tack is to tack just before their paths would cross apparent wind angle, downwind under asymmetric and position itself in the lee-bow position (L) depicted in spinnaker at 60° and downwind under symmetric spinnaker figure 1. In this position it can find positive interference...

... empirical formula displacement wind measurement computation boat motion formula vector matrix wind speed compute boat speed sensor wind angle dvl outage sailboat leeway estimation kalman filter This paper presents new methods for real time estimation of leeway and ocean...

... low apparent wind angle aerodynamic model headsail strip theory side force experiment genoa sail force mainsail apparent wind angle wind tunnel test auckland inertia equation yacht coefficient drive force wind angle In recent years a number of Dynamic Velocity Prediction...

... probability weather scenario equation southampton wind angle automatic crew information simulator athlete sailor THE 18th CHESAPEAKE SAILING YACHT SYMPOSIUM ANNAPOLIS, MARYLAND, MARCH 2007 A Combined Ship Science-Behavioural Science Approach To Create a Winning Yacht-Sailor Combination Matteo...

... Polytechnique Fédérale de Lausanne, Switzerland Mark L. Sawley, Granulair Technologies, Lausanne, Switzerland ABSTRACT VPP Velocity Prediction Program AWA Apparent Wind Angle The application of Computational Fluid Dynamics TWS True Wind Speed simulations based on the Reynolds Averaged Navier- Stokes (RANS...

... strut catamaran rudder calliope drag coefficient true wind angle hub shaft cere coefficient lift coefficient wind angle displacement hull main foil lifter aspect ratio sailing foil boat The evolution of an all-round 6-metre hybrid displacement/flying day-sailing catamaran...

... this IMS aerodynamic model, thereby reducing the pre-existing biases. apparent wind angle spinnaker ranzenbach ims rule variation effective rig height annapolis coefficient rig overlap boat fractionality aerodynamic model fractional rig jib overlap mainsail ims aerodynamic model wind...

... for known sail materials and fiber CFD results were in most cases quite satisfactory. orientation. A VPP (Velocity Prediction Program) is used to predict leeway, heel, and boat speed for a In sailboat research, new design help such as given true wind angle and wind speed. Then the computational fluid...

... of wind tunnel testing. glm wind tunnel construction technique offwind sail wind tunnel testing maryland whitbread round univ aerodynamic performance inventory tunnel testing wind angle selection development program college park quantum wSAILING HE 14th CHESAPEAKE SAILING YACHT...

... sailing test knot coefficient wind direction test run apparent wind speed correction chase boat gimcrack davidson quantity ship speed wind angle sail plan apparent wind angle sail coefficient heel angle correlation coefficient wind speed At Mystic Seaport Museum a project...

... crew distance sailing yacht performance wind velocity vpp boat characteristic wind angle approximation drag coefficient Two computer programs are presented for use, either singly or in sequence. The first will derive, from minimal data, a consistent set of parameters which, entered...

... understand­ing of the VPP to many sailors so that they can take advantage of the technology in their normal activities. apparent wind prediction application sailing weather yacht vpp measurement system wind angle boat wind velocity information boat speed certificate sailor knot helmsman...

... boat speed sailor apparent wind angle computer wind angle instrument sail trim wind speed apparent wind speed yacht performance analysis THE SOCIETY OF NAVAL ARCHITECTS AND MARINE ENGINEERS One World Trade Center, Suite 1369, New York, N. Y. 10048 Paper to be presented...

... wetted area coefficient wind angle wind speed rudder sailing applied equation course angle wind condition drag coefficient frontal area ocean racing yacht boat speed induced drag coefficient A systems analysis approach is used to study the performances of ocean racing yachts...