Colors upper sail: old style

If you want to use different colors in the upper sail you can configure the settings in this window.

../../_images/extradosColors-en.png

Raw data:

*****************************************************
*       15. Extrados colors
*****************************************************
3
1   1
1   40.1   0.
2   1
1   20.15   0.
3   1
1   0.0   0.
../../_images/S15_Extrados_colors_p.jpg

Definition of the color marks

../../_images/extradosColors-plan.png

And the same color marks on the plan

Number of configs

Colors upper sail is an optional section.

If you do not want to define/ use these parameters set the Number of configs value to 0.

Rib num

The rib number for which you define the color marks.

Dist TE

Distance from Trailing edge in [% chord] of the mark.

Sort by Order Num

The button Sort by Order Num can be used to rearrange the definition lines. If for whatever reasons you will rearrange the lines, just define the numbering in an ascending order and press the Order button afterwards. Lepg will reorder the lines according to the numbering you’ve choosen.

Colors upper sail: Type 2 (since V3.24)

../../_images/extradosColors-t2-en.png

Raw data:

    *****************************************************
    *       15. Extrados colors
    *****************************************************
-2
3
2    1
1    40.1    20.15    10.  0.
3    1
1    20.15    0.00    10.  0.
4    3
1    0.0     15.0    10.  0.
2    15.0    30.0    10.  0.
3    50.0    60.0    10.  0.
Example:

  • Panels 2,3,4 with cuts

  • Panel 2 and 3 with 1 cut each

  • Panel 4 with 3 cuts

Number of configs

Colors upper sail is an optional section.

If you do not want to define/ use these parameters set the Number of configs value to 0.

Rib num

The rib number for which you define the color marks.

Dist TE

Left side of the cell: distance of the mark from Trailing edge in [% chord].

Dist TE right

Right side of the cell: distance of the mark from Trailing edge in [% chord].

Seam

Seam width in [mm].

Sort by Order Num

The button Sort by Order Num can be used to rearrange the definition lines. If for whatever reasons you will rearrange the lines, just define the numbering in an ascending order and press the Order button afterwards. Lepg will reorder the lines according to the numbering you’ve choosen.

Note: When the wing has an odd number of panels (center panel of nonzero width), the cut to the left of the center panel (panel 1) is defined exactly on the wing’s axis of symmetry, for make symmetrical designs possible.

A more detailed description you can find here Laboratori d'envol website.