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Effects caused by the implementation of the area rule theory to the fuselage of a surveillance unmanned aerial vehicle using computational fluid dynamics methods

机译:利用计算流体动力学方法将面积规则理论实施面积规则理论引起的效果

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Unmanned Aerial Vehicle is a type of aircraft that has a very wide application. In this study, numerical calculations were performed using ANSYS Fluent software to find the effects caused by the implementation of the area rule theory to the fuselage of a surveillance Unmanned Aerial Vehicle (UAV). The area rule theory usually used on the transonic aircraft while the surveillance UAV is a very low speed aircraft. The study was conducted by varying four prototype of UAV fuselage with different volume distributions on the area around the wing without varying other part such as wing, tail, etc. The study was conducted using the k-omega SST viscous model (k-ω SST) with the mission profile having a distance of 200 km, a ceiling of 500 m, and a speed of 20.8333 m/s. Mesh is made of polyhedral with a very good standard of skewness quality and mesh orthogonal quality. The results of this study indicate that the implementation of the area rule theory to the fuselage of a surveillance UAV didn't affect the drag force that occur on the aircraft, but the implementation of the theory increased the lift force occur on the aircraft, although it's not significant.
机译:无人驾驶飞行器是一种具有非常广泛应用的飞机。在这项研究中,使用ANSYS流畅的软件进行数值计算,以找到通过实施区域规则理论对监视无人机(UAV)的机身造成的效果。该区域规则理论通常在跨音型飞机上使用,而监视无人机是一个非常低速的飞机。该研究是通过在机翼周围的区域上改变四种UAV机身的五个原型,而不会改变其他部分,例如翼,尾等。使用K-Omega SST粘性模型进行研究(K-ωSST )任务型材距离距离200公里,天花板为500米,速度为20.8333米/秒。网格由多面体制成,具有非常好的偏斜质量标准和网眼正交质量。本研究的结果表明,该地区规则理论对监视无人机的机身的实施并没有影响飞机上发生的阻力,但是该理论的实施增加了升力在飞机上发生了提升力量,虽然这不显着。

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