• The theory of ground-effect vehicles goes back to the 1920s, when Carl Wieselsberger, a German physicist, described how the ground effect works.

    关于地效飞行器的原理可以追溯到20世纪20年代——当德国物理学家卡尔*威尔斯贝格描述出地效原理的特点时。

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  • And the conclusions are valuable for wing root joint designs such as those of ground effect aircraft or light airplane.

    得出的结论对于类似的地效飞行器或轻型飞机翼根连接设计具有一定参考价值。

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  • The improved vortex lattice method is used to predict the ground effect on wake roll-up behind a lifting surface.

    用该方法研究了近地升力面尾涡卷起的地面效应。

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  • The simulation results provide theoretical basis for the design and optimization on the crafts of wing in ground effect .

    研究结果为地效飞行器的设计与优化提供理论依据。

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  • Aerodynamic characteristics of 2d wing in viscous flows in the presence of ground effect were investigated by CFD techniques.

    本文采用CFD技术,对存在地面效应时二维机翼在粘性流场中的空气动力特性进行了研究。

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  • Image method ideal vortex model is used for the analysis of how ground effect impacts wingtip vortex and airflow downwash angle.

    采用镜像法理想涡模型分析了地面效应对翼尖涡位置和气流下洗角的影响;

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  • The results of the simulation may provide a theoretical basis for the design of height lift devices of large aircraft in ground effect.

    该文研究结果可以为大型飞机的增升装置地面效应设计提供参考依据。

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  • Three-dimensional turbulent boundary layer on the ground board is measured through the ground effect tests of a delta wing with aspect ratio 3.

    本文通过一个展弦比为3的三角形机翼的地面效应试验,测量了地板上的三元紊流附面层。

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  • The horizontal tail wing of the wing-in-ground effect craft has the advantages of great ascensional force, small area and low production cost.

    这种地效翼船水平尾翼,升力大、面积小、生产成本低。

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  • Then, the advantage and shortcoming of two recent methods of flight test for ground effect, and the technical problems in implementation, are review emphatically.

    然后,着重评述现有两种典型地面效应试飞方法的优缺点及其实施中的技术问题。

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  • The performance and flows of 2-D Wing-In-Ground Effect are numerically simulated by solving RANS equations using an implicit finite difference method.

    本研究以隐式差分方法求解不可压RANS方程,对二维地效应翼的性能及周围流场进行数值模拟。

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  • Ground effect machines (hovercraft), convertiplanes or aircraft that hover by means of propeller slipstream (s) deflected downward are not considered to be helicopters.

    地面效应装置(如气垫船),倾斜旋翼机或任何依靠螺旋桨所产生向下的滑流而悬浮的航空器,皆不属于直升机。

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  • A method based on the space motion equation of Wing-In-Ground-Effect Ship (WIG Ship) for optimization of automatic control parameters is introduced.

    介绍了基于地效翼船空间运动方程的自控参数优化方法。

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  • A method based on the space motion equation of Wing-In-Ground-Effect Ship (WIG Ship) for optimization of automatic control parameters is introduced.

    介绍了基于地效翼船空间运动方程的自控参数优化方法。

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