平台运动对海上浮式风机的气动性能影响研究

被引:18
作者
叶小嵘
张亮
吴海涛
赵静
机构
[1] 哈尔滨工程大学海洋可再生能源研究所
关键词
海上漂浮式风力机; 相对风速; 运动响应; 气动性能; 动量叶素理论; 比例积分微分(PID)控制;
D O I
10.13245/j.hust.2012.03.029
中图分类号
TK83 [风力机械和设备];
学科分类号
摘要
研究了浮式平台的运动响应对风机气动性能影响.利用动量叶素理论及变速变桨比例积分微分(PID)控制技术,考虑了低于额定风速、额定风速、高于额定风速3种工况,对NREL 5MW水平轴风机随浮式平台运动的气动性能进行了模拟和分析.仿真结果表明:浮式平台的运动使风轮产生了与遭遇波浪同频的周期性载荷,同时浮式平台的运动响应幅值越大,低于额定风速时的平均功率越高,且额定风速时的平均功率越低,而高于额定风速时的平均功率基本不变.
引用
收藏
页码:123 / 126
页数:4
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