The change of wind speed and direction has a significantly influence on the oil film trajectory and pollution extent in the port.
风速风向的变化对油膜漂移轨迹和港区污染程度影响十分明显。
Pitch angle control system can change pitch, accordingly regulate the rotational speed and output power by adjusting blade incidence of wind-driven device.
变桨距是通过改变风力机叶片桨距角来改变风力机的转速,从而调整发电机输出功率。
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。
However, the current wind direction and wind speed measuring devices do not consider the influence that the change of sensor position to metrical accuracy.
但是目前的风向风速测量装置均未考虑传感器位置的变化对风速风向测量精度的影响。
Surface Wind speed analysis is an important part of Climate change analysis.
地上风速变化量分析是气候变化分析的重要内容。
MW variable speed constant frequency wind turbine from shenyang university of technology is a variable pitch wind turbine, it can change pitch to adjust power above rated wind speed.
由沈阳工业大学研制的MW级变速恒频风电机组属于变桨距型机组,它在额定风速以上进行变桨距调功控制。
MW variable speed constant frequency wind turbine from shenyang university of technology is a variable pitch wind turbine, it can change pitch to adjust power above rated wind speed.
由沈阳工业大学研制的MW级变速恒频风电机组属于变桨距型机组,它在额定风速以上进行变桨距调功控制。
应用推荐