half-power

This paper studies the effects of array element width on half-power bandwidth, and proposes a new method.

文章考虑了阵元宽度对主瓣半功率点宽度的影响，并与忽略阵元宽度的线列阵的情况进行了比较。

互联网摘选

Get the amplitude frequency characteristics of impulse response and aeroelastic coupling response by discrete Fourier transform of time domain response, then get the structural damping of blade and tower and the aeroelastic damping of blade based on half-power bandwidth method.

通过对时域响应进行离散傅里叶变换，得出脉冲响应与气弹耦合响应的幅频特性，然后基于半功率带宽法得出叶片与塔架的结构阻尼及叶片的气弹阻尼。

互联网摘选