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Hull and Outfitting

Powering Files - Ratios File Structure

  • Last UpdatedAug 15, 2023
  • 1 minute read

The format of the ratios file is given in the following. The imageshows an example file.

File Paramters

Record 1

K

Method

An alphanumeric character group describing the resistance method for which the ratios are applicable (surrounded by square braces.

Record 2

Fn

Froude Number

r

Ratio

The ratio between the theoretical calculations and the model test resistance values.

Record 3

0 0

End of Block Marker

This is a repeat of Record 2 but with zero values to.

Frequency of Appearance of Records

Record 1

Appears only for each resistance method, that means, ten times in total.

Record 2

Appears once for each froude number for which the method gives an applicable result.

Record 3

Appears once at the end of each block.

Example of Ratio Data File

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