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首页> 外文期刊>Mechatronics: The Science of Intelligent Machines >Control design for a two-bladed downwind teeterless damped free-yaw wind turbine
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Control design for a two-bladed downwind teeterless damped free-yaw wind turbine

机译:两叶顺风无颤阻尼偏航风力发电机的控制设计

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In this paper, a control architecture for a two-bladed downwind teeterless damped free-yaw wind turbine is developed. The wind turbine features a physical yaw damper which provides damping to the yawing motion of the rotor-nacelle assembly. Individual Pitch Control (IPC)(1) is employed to obtain yaw control so as to actively track the wind direction and to reduce the turbine loads. The objectives of both load and yaw control by IPC are conflicting and therefore two decoupling strategies are presented and compared in terms of controller design, stability, and turbine loads. The design of the different controllers and the physical yaw damping are coupled and have a large impact on the turbine loads. It is shown that the tuning of the controllers and the choice of the yaw damping value involve a tradeoff between blade and tower loads. All results have been obtained by high-fidelity simulations of the state-of-the-art 2-B Energy 2B6 wind turbine. (C) 2016 Elsevier Ltd. All rights reserved.
机译:在本文中,开发了一种两叶顺风无颤阻尼减振偏航风力发电机的控制架构。风力涡轮机具有物理偏航阻尼器,该偏航阻尼器为转子-机舱组件的偏航运动提供阻尼。采用独立变桨控制(IPC)(1)来获得偏航控制,以便主动跟踪风向并减少涡轮机负载。 IPC的负载和偏航控制的目标相互矛盾,因此提出了两种解耦策略,并在控制器设计,稳定性和涡轮机负载方面进行了比较。不同控制器的设计和物理偏航阻尼是耦合的,并且对涡轮机负载有很大的影响。结果表明,控制器的调节和偏航阻尼值的选择涉及叶片和塔架载荷之间的权衡。所有结果都是通过对最先进的2-B Energy 2B6风力涡轮机进行的高保真模拟获得的。 (C)2016 Elsevier Ltd.保留所有权利。

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