Keel frictional resistance calculation
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Keel
The evolution of hull and keel forms – Part 2
British "plank-on-edge" suffered from poor form stability. Yet, the deep down located ballast offered a considerable amount of weight stability and po…
The evolution of hull and keel forms – Part 1
Until the 19th century, the art of yacht design had been mainly influenced by tradition, economic and commercial motivations, understanding of materia…