Invention Grant
US08506247B2 Arrangement and method to control the yawing of a wind turbine 失效
控制风力涡轮机偏航的布置和方法

  • Patent Title: Arrangement and method to control the yawing of a wind turbine
  • Patent Title (中): 控制风力涡轮机偏航的布置和方法
  • Application No.: US12795762
    Application Date: 2010-06-08
  • Publication No.: US08506247B2
    Publication Date: 2013-08-13
  • Inventor: Henrik Stiesdal
  • Applicant: Henrik Stiesdal
  • Applicant Address: DE München
  • Assignee: Siemens Aktiengesellschaft
  • Current Assignee: Siemens Aktiengesellschaft
  • Current Assignee Address: DE München
  • Priority: EP09008270 20090624
  • Main IPC: F03D7/04
  • IPC: F03D7/04
Arrangement and method to control the yawing of a wind turbine
Abstract:
A wind turbine and a method of controlling yawing of a wind turbine are provided. A nacelle is mounted rotatable around a first axis by an adjustable yaw angle and a hub is mounted rotatable around a rotational axis. The hub includes a blade rotating around the rotational axis, the blade defining a rotor plane perpendicular to the rotational axis. A channel of the wind turbine has an opening, the opening being located at a predefined distance to the rotor plane. At least one component of incoming wind is guided through the opening and into the channel as air flow. A measuring device is provided for measuring the air flow, the measuring device being connected to a controller. The controller detects a yaw angle error between a direction of the incoming wind and the rotational axis, the yaw angle error being used to adjust the yaw angle of the nacelle.
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