METHODOLOGICAL PROPOSAL FOR THE SELECTION AND ANALYSIS OF THE PERFORMANCE OF RIGID SAILS CONSIDERING PRE-STALL AND POST-STALL AERODYNAMIC CONDITIONS
Metadatos
Mostrar el registro completo del ítemAutor
Reca Luque, Carlos; Aguilar Torres, Fernando José; Giménez Fernández, Antonio; Aguilar Torres, Manuel ÁngelFecha
2023-01-13Resumen
The shipping industry is increasingly considering the issues of "green shipping" and "zero-emission shipping", which are closely related to reducing the consumption of fossil fuels to mitigate its environmental impact. In this way, the use of renewable energies is increasingly perceived as part of the energy mix, with the use of rigid sails (wind energy) being one of the tested alternatives as auxiliary propulsion systems. This work studied the fluid-mechanical optimization of the airfoil that defines the cross section geometry of the rigid sail. A methodology was developed to obtain the aerodynamic coefficients of the rigid sail for any position of the sail with respect to the wind depending on the tested airfoil. Once the aerodynamic coefficients were modeled for several angles of attack, the thrust and overturning components generated by the sail force on the boat were computed from before and after airfoil stalling predictive models of the aerodynamic coefficients. From the obtaine...
Palabra/s clave
Computer Sciences
Mechanics