Zero blind area detection method for Doppler laser wind finding radar

The invention aims to provide the Doppler laser wind-finding radar zero blind area detection method capable of effectively complementing data of a detection blind area. The method comprises the following steps: a, arranging a near-ground mechanical wind measuring device around a laser wind measuring...

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Hauptverfasser: DUAN YU, HAN ZENGLIANG, ZHAO DEPING, ZHANG CAISHI, ZHAO HAIFENG, LIN JUNYU, CAO DINGXIANG, MORI KAZUNARI, XU YINGBIN, XU ZIHAO
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention aims to provide the Doppler laser wind-finding radar zero blind area detection method capable of effectively complementing data of a detection blind area. The method comprises the following steps: a, arranging a near-ground mechanical wind measuring device around a laser wind measuring radar to obtain the wind speed and the wind direction near the ground; b, measuring wind speeds U (zn) at different heights zn through a laser wind measurement radar, taking an average value of a section of measurement data, and calculating a wind shear index # imgabs0 # by using a least square method in a fitting manner; c, data measured by the near-ground mechanical wind measuring device is used for supplementing data of the blind area of the laser wind measuring radar, and complete wind speed and wind direction data of the blind area near the ground are obtained. The method is applied to the technical field of laser radars. 本发明旨在提供一种能有效对探测盲区的数据进行补全的多普勒激光测风雷达零盲区探测的方法。本发明方法包括以下步骤:a.在激光测风雷达周围设置近地面机械式测风装置,获得地面附近的风速