Resistencia de material

Para probar que el material resistira a un impacto de chorro y a las condiciones de agua, lo hemos puesto a prueba de un test de resistencia presente en FreeShip dando los siguientes resultados:

KAPER, resistance prediction for canoes/kajaks, according to John Winters.

Design length : 0.700 [m]
Design beam : 0.150 [m]
Design draft : 0.010 [m]
Water density : 1.025 [t/m3]
Appendage coefficient : 1.0000

Date : 11/11/2009
Time : 12:43:03

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Input variables

Hull data:
Effective waterline length : 0.683 [m]
Breath waterline : 0.128 [m]
Draught hull : 0.131 [m]
Wetted surface area : 0.07 [m2]
Prismatic coefficient : 0.5359
Displacement : 0.0011 [tonnes]
Half entrance-angle of cwl : 12.372 [degr.]
LCB : 0.500
Submerged transom area ratio : 0.0000

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Final resistance calculations:

+-------+-------+-------+---------+---------+---------+---------+
| Speed | Speed | S/L | R frict.| R resid.| R total | Spilman |
| [kn] | [m/s] | ratio | [N] | [N] | [N] | [N] |
+-------+-------+-------+---------+---------+---------+---------+
| 1.50 | 0.77 | 1.002 | 0.121 | 0.583 | 0.703 | 2.931 |
| 1.60 | 0.82 | 1.069 | 0.135 | 0.934 | 1.069 | 4.295 |
| 1.70 | 0.87 | 1.136 | 0.151 | 1.553 | 1.703 | 6.442 |
| 1.80 | 0.93 | 1.202 | 0.167 | 2.590 | 2.757 | 9.664 |
| 1.90 | 0.98 | 1.269 | 0.183 | 3.808 | 3.991 | 14.296 |
| 2.00 | 1.03 | 1.336 | 0.201 | 5.446 | 5.646 | 20.724 |
+-------+-------+-------+---------+---------+---------+---------+



Lo cual nos muestra que a una velocidad maxima de 1.03 m/s debera soportar un total de 5.646 lo cual este material no tiene ningun problema de resistir