The invention discloses a manpower low-altitude flight bicycle design method and structure, and belongs to the technical field of aircraft design, the method comprises the following steps: building a bicycle structure, and determining wing mounting positions; the Reynolds number is calculated according to the preset flight height, flight speed and characteristic chord length of the flying bicycle, airfoil profile pneumatic analysis is carried out through xlfr5 based on the Reynolds number, and airfoil profile data are obtained; the method comprises the following steps: constructing 3D models of various airfoils by using CATIA according to a preset characteristic chord length and a wing half-span length of a manpower low-altitude bicycle, performing grid division and pneumatic analysis in ANASY, selecting an airfoil with the best lift force effect, and optimizing airfoil data; and designing a wing structure according to the selected airfoil structure and the optimized airfoil data to obtain the wing structure, and arranging the wing structure on the bicycle structure to obtain the manpower low-altitude flight bicycle structure. The structure enables a high lift device of the aircraft to be obviously improved.
本发明公开了一种人力低空飞行自行车设计方法及结构,属于飞行器设计技术领域,方法步骤包括:构建自行车结构,确定机翼安装位置;根据预设的飞行自行车的飞行高度、飞行速度和特征弦长计算雷诺数,基于雷诺数,通过xlfr5对翼型气动分析,获得翼型数据;根据预设的人力低空自行车特征弦长、机翼半展长,使用CATIA构建多种翼型的3D模型,在ANASYS中进行网格划分和气动分析,选取升力效果最好的翼型,并优化翼型数据;根据选取的翼型结构和优化后的翼型数据对机翼结构进行设计,获得机翼结构,并将机翼结构设置在自行车结构上,获得人力低空飞行自行车结构。该结构使得飞行器的增升装置明显提高。
Design method and structure of manpower low-altitude flight bicycle
一种人力低空飞行自行车设计方法及结构
2023-03-14
Patent
Elektronische Ressource
Chinesisch
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