THE EIGHTEENTH CHESAPEAKE SAILING YACHT SYMPOSIUM

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1 THE EGHTEENTH CHESAPEAKE SALNG YACHT SYMPOSUM SALNG V - 4 March 2-3, 2007 Annapolis, Maryland, USA Society of Naval Architects and Marine Engineers Chesapeake Section American nstitute of Aeronautics and Astronautics US Sailing U.S. Naval Academy Sailing Squadron Chesapeake Bay Yacht Racing Association

2 THE 18"' CHESAPEAKE SALNG YACHT SYMPOSUM Table of Contents Papers Presented on Friday, March 2, 2007 A Combined Ship Science-Behavioural Science Approach To Create a Winning Yacht-Sailor Combination 1 Matteo Scarponi, Dipartimento ngegneria ndustriale, Universita degli Studi di Perugia, talia R Ajit Shenoi, Ship Science, University of Southampton, United Kingdom Stephen R Turnock, Ship Science, University of Southampton, United Kingdom Paolo Conti, Dipartimento ngegneria ndustriale, Universita degli Studi di Perugia, talia Database of Sail Shapes vs. Sail Performance and Validation of Numerical Calculation for Upwind Condition 11 Yutaka Masuyama, Kanazavva nstitute of Technology, Japan Yusuke Tahara, Osaka Prefecture University, Japan Toichi Fukasawa, Kanazavva nstitute of Technology, Japan Naotoshi Maeda, Graduate School of Engineering, Osaka Prefecture University, Japan Enhanced Wind Tunnel and Full-Scale Sail Force Comparison 32 Heikki Hansen, Yacht Research Unit, The University of Auckland, Auckland, New Zealand Peter J. Richards, Yacht Research Unit, The University of Auckland, Auckland, New Zealand Peter S. Jackson, College on Engineering, University of Canterbury, Chi-istchurch, New Zealand Further Analysis ofthe Forces on Keel and Rudder of a Sailing Yacht 47 J. A. Keuning, M. Katgert and K. J. Vermeulen Delft University of Technology, Shiphydromechanics Department RANSE Calculation of Laminar-to-Turbulent Transition-Flow around Sailing Yacht Appendages 60 Christoph Böhm, R&D-Centre Univ. Applied Sciences Kiel, Yacht Research Unit, Germany Kai Graf, nstitute of Naval Architecture, University of Applied Sciences Kiel (UAS), Germany Performance Prediction without Empiricism: A RANS-Based VPP and Design Optimization Capability 73 Richard Korpus, Applied Fluid Technologies, United States A Tool for Time Dependent Performance Prediction and Optimization of Sailing Yachts 90 D. Battistin, davidebattistin@libero.it M.Ledri, ESTECO Sri - Trieste, TALY. ledrifgesteco.com Hydrodynamic advice of Sailing Yachts through Seakeeping Study 102 Guilhem Gaillarde, Erik-Jan de Ridder, Frans van Walree and Jos Koning Marin, Wageningen, the Netherlands ii

3 THE 18'" CHESAPEAKE SALNG YACHT SYMPOSUM Table of Contents Papers Presented on Saturday, March 3, 2007 Slamming of Composite Yacht Hull Panels 114 Susan Lake, Michael Eaglen, Brian Jones, High Modulus, Auckland, New Zealand Mark Battley, Applied Engineering Research Ltd; Centre for Advance Composite Materials, University of Auckland, New Zealand ARPRO : A New Structural Core Material for the Yacht ndustiy 124 Corrado Labriola, JSP Vito Tagarielli, Cambridge University, Cambridge, UK PCLNES, A Parametric Lines Development Program for the Home Computer 132 David E. Martin, Martin Consulting, Farmington Hills, Michigan That Peculiar Property:" Model Yachting and the Analysis of Balance in Sailing Hulls 152 Earl Boebert, U.S. Vintage Model Yacht Group, Albuquerque New Mexico USA SNAME's Stability Letter mprovement Project (SLP) for Passenger Sailing Vessels 159 Jan C. Miles, Captain, Pride of Baltimore, Baltimore, Maiyland, USA Bruce Johnson, Co-Chair SNAME Panel 0-49, Annapolis, Maryland, USA John Womack, Co-Chair SNAME Panel 0-49, Pittsville, Maiyland, USA ver Franzen, Captain, member SNAME Panel 0-49, Annapolis, Maiyland, USA An Aerodynamic Analysis of the U.S. Brig Niagara 179 William C. Lasher, Terrence D. Musho and Kent C. McKee, Penn State Erie, The Behrend College, Erie, Pennsylvania, USA Walter Rybka, U.S. Brig Niagara and Erie Maritime Museum, Erie, Pennsylvania, USA Analysis of Wave Maldng Resistance And Optimization of Canting Keel Bulbs 192 Karsten Hochkirch, FRENDSHP SYSTEMS GmbH, Germany. Claudio Fassardi, Noble Consultants nc., USA. Added Resistance in Seaways and its mpact on Yacht Performance 201 Kai Graf, nstitute of Naval Architecture, University of Applied Sciences Kiel (UAS), Germany Marcus Pelz, R&D-Centre Univ. Applied Sciences Kiel, Yacht Research Unit, Germany Volker Bertram, Ecole National Superieur d' ngeniere, Brest / France H. Söding, Technical University Hamburg Harburg, Geimany Dynamic Lift Coefficients for Spade Rudders on Yachts 214 Paul H. Miller, United States Naval Academy, Annapolis, MD iii

4 THE 18"" CHESAPEAKE SALNG YACHT SYMPOSUM Steering Committee Executive Committee John Zseleczky General Chairman Marc Zupan Papers Committee Chairman Andy Ulak Treasurer/Registration Jaye Falls Arrangements/CD Archive Brent Canaday Webmaster Luke Shingledecker Publicity Alon Finklestein Publicity Lewis Peach Student Outreach an Mutnick Student Outreach/Registration J. Bergquist Past Proceedings Anthony Gross AAA Liason Veronique Bugnion Registration Advisors Bruce Johnson Richards T. Miller (Founder) Robert W. Peach (Founder) Papers Committee Robert Beck Denis Cartie Jesse Falsone David A. Helgerson Stephen R. Judson Robert Pallard J. otto Scherer John J. Slager Thomas H. Walsh ii

5 THE 18'" CHESAPEAKE SALNG YACHT SYMPOSUM Sponsors The Society of Naval Architects and Marine Engineers 601 Pavonia Avenue Jersey City, NJ wvvw.sname.org The American nstitute of Aeronautics and Astronautics 1801 Alexander Bell Drive Suite 500, Reston, VA wwvv.aiaa.org /m The United States Sailing Association /F P.O. Box209 U S J Newport, R SALNG. wwvv.ussailing.org The U.S. Naval Academy Sailing Squadron The Robert Crown Sailing Center USNA, AnnapoHs, MD The Chesapeake Bay Yacht Racing Association 612 Third Street Annapolis, MD The Eighteenth CSYS was held on March 2-3, 2007 The papers were presented in the Francis Scott Key Auditorium Located on the campus of St. JohnDs College Annapolis, Maryland, USA. Copyright 2007 by the Society of Naval Architects and Marine Engineers vi

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