The influence of solidity and aspect ratio on power coefficient of H-type vertical axis wind turbine, and the change of attack Angle with tip speed ratio were analyzed.
采用多流管模型分析了H型垂直风力机展弦比和实度对其功率系数的影响，并对叶片旋转过程中攻角随尖速比的变化进行了分析。
The vertical axis wind power system has the advantages of low speed, easy to be fixed, low noise and high efficiency. It has wide applications and prospects for development.
垂直轴的离网型风力发电机系统具有低风速启动、安装使用方便、噪声低、效率高等特点，有着广阔的应用领域和发展前景。
On the left primary vertical axis is dynamic range in dB while on the right secondary axis is output power in dBm.
左侧第一纵轴为动态范围，右侧第二纵轴为输出功率。 这些属性也体现了矢量网分扩频模块S参数测量的良好性能。
On the left primary vertical axis is dynamic range in dB while on the right secondary axis is output power in dBm.
左侧第一纵轴为动态范围，右侧第二纵轴为输出功率。 这些属性也体现了矢量网分扩频模块S参数测量的良好性能。
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