With the wind turbine blade of controlled aerodynamic vortex elements

With the wind turbine blade of controlled aerodynamic vortex elements

  • CN 102,278,288 B
  • Filed: 06/10/2011
  • Issued: 09/16/2015
  • Est. Priority Date: 06/11/2010
  • Status: Active Grant
First Claim
Patent Images

1. a wind turbine blade, described blade comprises:

  • Suction side surface and pressure side surface;

    The multiple dynamic swirl elements at least one in described suction side surface or described pressure side surface are formed between the frontier and rear of described blade;

    And,Described scroll member can be activated to any one in the first retracted position or the second extended position outwardly relative to the described neutral surface on described surface be inwardly recessed relative to the neutral surface on described surface;

    The depression of each the position in described surface in described scroll member, described scroll member comprises the flexible material layer being arranged in described depression top completely, and wherein said material layer is complied with and entered described depression and outwards launch above described depression in described second extended position in described first retracted position;

    AndConstruct together with described material layer with the activation mechanism of described material layer mobile between described first retracted position and described second extended position.

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