12-05-2016 дата публикации
Номер: WO2016070763A1
Автор:
HU, Yongguang,
LIU, Shengzhong,
LU, Yongzong,
ZHAO, Chen,
WU, Wenye,
ZHU, Xiaolan,
ZHAO, Menglong
Принадлежит:
A method for flying an unmanned helicopter to prevent and eliminate frost damage to plants, based on analysis of the frost prevention principles of an unmanned helicopter (1), using a method for designing an orthogonal regression experiment to establish the relationship between the flying frost prevention effects and various flying parameters, and thereby determining the frost prevention flying parameters of the unmanned helicopter (1). Specifically: designing a three-level orthogonal regression experiment using the three factors of flying height, flying speed, and flying intervals; by means of analysing the experiment results, determining that the effect of each factor on frost prevention is, in order of effectiveness, the flying interval, the flying height, and the flying speed; establishing the relationship y=1.603-0.063x1+0.117x2-0.013x3 between the frost prevention effects of flying and said factors, and thus determining that the optimal parameters for frost prevention flying are collectively ...
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