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为设计出气动性能优异的风力机翼型,运用CST参数化方法表述翼型外形特征以控制翼型型线,利用自适应遗传算法耦合XFOIL软件的翼型优化方法,以翼型NACA 63-215为优化算例,在设计工况下寻优,得到一种升力系数、阻力系数、升阻比、力矩等气动特性均较NACA 63-215更优的翼型,证明了该优化方法的可行性,为风力机翼型优化设计提供了参考。
In order to design a wind turbine airfoil with excellent aerodynamic performance, CST parameterization method is used to describe the airfoil shape characteristics to control the airfoil profile. The airfoil optimization method using XFOIL software is coupled with adaptive genetic algorithm. The airfoil NACA 63-215 In order to optimize the example and find the best aerodynamic performance under the condition of design, a better airfoil with aerodynamic characteristics such as lift coefficient, drag coefficient, lift-drag ratio and moment is obtained, which shows that the optimization method is feasible , Which provides a reference for wind turbine airfoil optimization design.