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Introduction to R & P Resistance and Propulsion of Ships Preliminary propeller design using charts

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  • Introduction to R & P

    Resistance and Propulsion of Ships

    Preliminary propeller design using charts

  • Introduction to R & P

      Example 3

    Resistance and Propulsion of Ships

    Fishing vessel

    Use the K-J chart to select the appropriate P/D ratio for a B4-70 screw to be used for this vessel.

    Estimate open water efficiency.

  • Introduction to R & P

      Example 4

    Resistance and Propulsion of Ships

    Harbor tug

    Use the µ-σ chart to select the appropriate P/D ratio for a B4-70 screw to be used for this vessel.

    Estimate open water efficiency.