De fapt, chiar am inceput executia in freeship, dar nu stiu sa interpretez datele . O sa postez mai tarziu calculele.
LE.
Design length : 5.250 m
Length over all : 5.250 m
Design beam : 1.950 m
Beam over all : 1.920 m
Design draft : 0.180 m
Midship location : 2.625 m
Water density : 1.025 t/m^3
Appendage coefficient : 1.0000
Volume properties:
Displaced volume : 0.499 m^3
Displacement : 0.511 tonnes
Total length of submerged body : 4.723 m
Total beam of submerged body : 1.774 m
Block coefficient : 0.3305
Prismatic coefficient : 0.4321
Vert. prismatic coefficient : 0.4813
Wetted surface area : 6.226 m^2
Longitudinal center of buoyancy : 2.335 m
Longitudinal center of buoyancy : -8.909 %
Transverse center of buoyancy : 0.000 m
Vertical center of buoyancy : 0.106 m
Midship properties:
Midship section area : 0.244 m^2
Midship coefficient : 0.7648
Waterplane properties:
Length on waterline : 4.723 m
Beam on waterline : 1.774 m
Waterplane area : 5.754 m^2
Waterplane coefficient : 0.6867
Waterplane center of floatation : 2.376 m
Y coordinate of DWL area CoG : 0.000 m
Half entrance angle of DWL : 14.765 degr
Transverse moment of inertia : 1.065 m^4
Longitudinal moment of inertia : 6.755 m^4
Initial stability:
Vertical of transverse metacenter : 2.242 m
Transverse metacentric radius : 2.136 m
Longitudinal transverse metacenter : 13.657 m
Longitudinal metacentric radius : 13.551 m
Lateral plane:
Lateral area : 0.656 m^2
Longitudinal center of effort : 3.095 m
Vertical center of effort : 0.101 m
Hull characteristics above waterline:
Lateral wind area : 3.751 m^2
Z coordinate of wind area CoG : 0.546 m
X coordinate of wind area CoG : 2.630 m
Distance from wind area CoG to DWL : 0.365 m
Distance from bow (FP) to wind area CoG : 2.488 m
Minimal board height over DWL : 0.401 m
Minimal board height over DWL : 7.638 %Lmax
Stability characteristics:
Test stability coefficient : 2.346 if >= 0,8 then OK
The following layer properties are calculated for both sides of the ship:
+-------------------------+---------+-----------+----------+---------+---------+---------+
| Layer | Area | Thickness | Weight | COG X | COG Y | COG Z |
| | m^2 | mm | tonnes | m | m | m |
+-------------------------+---------+-----------+----------+---------+---------+---------+
| plank 1 | 2.508 | 10.000 | 0.015 | 2.704 | 0.000 | 0.555 |
| plank 2 | 1.641 | 10.000 | 0.010 | 2.808 | 0.000 | 0.373 |
| plank 3 | 1.941 | 10.000 | 0.012 | 2.782 | 0.000 | 0.233 |
| plank 4 | 2.706 | 10.000 | 0.016 | 2.669 | 0.000 | 0.115 |
| plank fund | 3.632 | 10.000 | 0.022 | 2.083 | 0.000 | 0.057 |
| transom | 0.758 | 20.000 | 0.009 | 0.041 | 0.000 | 0.553 |
| frame 1 | 0.488 | 10.000 | 0.003 | 4.600 | 0.000 | 0.499 |
+-------------------------+---------+-----------+----------+---------+---------+---------+
Total 13.674 0.087 2.348 0.000 0.281
Difference of midship draft : -0.072 m
Midship draft : 0.108 m
Need enable automoving model to baseline or set new project draft.
Attention: Weight of a ship and displacement are difference more then 10% !
Sectional areas:
+-----------+----------+
| Location | Area |
| m | m^2 |
+-----------+----------+
| 0.395 | 0.006 |
| 0.450 | 0.006 |
| 1.200 | 0.119 |
| 1.850 | 0.205 |
| 2.400 | 0.240 |
| 3.000 | 0.228 |
| 3.730 | 0.156 |
| 5.118 | 0.000 |
+-----------+----------+
NOTE 1: Draft (and all other vertical heights) is measured above the lowest point of the hull! (Z= 0.001)
NOTE 2: All calculated coefficients based on actual dimensions of submerged body.
Cam asta imi spune la Design Hydrostatics.
Linesplan: