1–7 von 7 Ergebnissen
|

    Mean flow characteristics of two-dimensional wings in ground effect

    Jung, Jae / Yoon, Hyun Sik / Chun, Ho Hwan et al. | Online Contents | 2012
    attack ( 0° ≤α ≤10° ) in the prestall regime at a Reynolds number ( Re ) of 2×106 based on free stream velocity U∞ and the chord length. As the ...

    Endplate effect on aerodynamic characteristics of threedimensional wings in close free surface proximity

    Jung, Jae Hwan / Kim, Mi Jeong / Yoon, Hyun Sik et al. | Online Contents | 2012
    ABSTRACT We investigated the aerodynamic characteristics of a three-dimensional (3D) wing with an endplate in the vicinity of the free ...

    Hydrodynamic design of an underwater hull cleaning robot and its evaluation

    Lee, Man Hyung / Park, Yu Dark / Park, Hyung Gyu et al. | Online Contents | 2012
    and economical. This paper presents a hydrodynamic design of an underwater cleaning robot and its evaluation for an underwater ship hull ...

    An experimental assessment of resistance reduction and wake modification of a kvlcc model by using outer-layer vertical blades

    An, Nam Hyun / Ryu, Sang Hoon / Chun, Ho Hwan et al. | Online Contents | 2014
    . After first devised by Hutchins and Choi (2003), the outer-layer vertical blades demonstrated its effectiveness in reducing total drag of flat ...

    Experimental investigation on stern-boat deployment system and operability for Korean coast guard ship

    Chun, Ho Hwan / Kim, Moon Chan / Lee, Inwon et al. | Online Contents | 2012
    stern ramp. The safe recovery course was proposed to maintain the directional control of RHIB and to reduce the combined hydrodynamic effect in ...

    Hydrodynamic characteristics for flow around wavy wings with different wave lengths

    Kim, Mi Jeong / Yoon, Hyun Sik / Jung, Jae Hwan et al. | Online Contents | 2012
    wings reveal the considerable loss of the lift, compared to the smooth wing. In the post-stall, the lift coefficients of the smooth wing and the ...

    Numerical simulation of wave interacting with a free rolling body

    Jung, Jae Hwan / Yoon, Hyun Sik / Chun, Ho Hwan et al. | Online Contents | 2013
    the vortex evolution near each bottom corner of the structure compared to cases of shorter wave periods. In addition, the x-directional and z ...