Taken the cut-in and cut-off wind speed of wind turbine into account, a concept named active wind power density was presented.
通过对风功率密度进行分析，考虑到风机工作风速区间，提出有功风功率密度概念。
The paper introduces the structure and characteristic of soft cut-in wind turbine control system using a dual speed asynchronous generator.
本文介绍了双速电机软并网型风力发电机组控制系统的构成和特点。
Under the cut-in wind speed, the computer controls soft-cut-in network while the main contactor is delayed in action, then the wind turbine is getting into normal performance as generator.
它是在风动力作用下，由计算机控制软并网，然后主接触延时接通，实现正常发电运行。
Under the cut-in wind speed, the computer controls soft-cut-in network while the main contactor is delayed in action, then the wind turbine is getting into normal performance as generator.
它是在风动力作用下，由计算机控制软并网，然后主接触延时接通，实现正常发电运行。
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