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    Wind

    Wind sea waves

    Sea state and wave forecasting

    The performance of a sailing boat is affected by the presence of surface waves. To understand how the waves influence the boat's performance, we need …
    Navalapp
    Topics: Environment | Ocean | Waves | Wind
    Read
    Long Period Swell Approaching Coastline

    Wind-generated sea waves

    Wind-generated waves occur when the wind blows over the surface of the sea. They are divided into gravity waves (wind sea, and swell) and capillary wa…
    Navalapp
    Topics: Environment | Ocean | Waves | Wind
    Read

    Wave spectral density (calculation)

    The performance of a sailing boat is affected by the presence of surface waves. To understand the boat’s behavior under waves, it is necessary first…
    Navalapp
    Topics: Added resistance | Calculations | Environment | Hydrodynamics | Ocean | Waves | Wind
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    Sailing at Mediterranean Sea. Super sailing yacht. The Superyacht Cup Palma

    Wind triangle

    The wind experienced by a fixed observer (true wind) is not the same wind an observer on a moving yacht will feel (apparent wind). The wind triangle h…
    Navalapp
    Topics: Basics | Sailing | Wind
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    Points of sail

    The points of sail refer to the course a boat is sailing in relation to the wind. They are defined in reference to the wind angle, which is the angle …
    Navalapp
    Topics: Basics | Sailing | Wind
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    The air-water interface

    The air-water interface

    Water and air are two different fluids that enter into contact at the ocean's surface at what is called the air-water interface. This interface plays …
    Navalapp
    Topics: Environment | Ocean | Waves | Wind
    Read
    Surface waves. Aerial view to tropical sandy beach and blue ocean. Top view of ocean waves reaching shore on sunny day. Palawan, Philippines.

    Surface waves

    Surface waves are created by disturbance forces applied to a specific area. It can be either the wind, a surface vessel moving through the water, an e…
    Navalapp
    Topics: Environment | Ocean | Waves | Wind
    Read

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    Navalapp. Sailing Yachts Design & Performance
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    Sailing Yacht Design & Performance

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