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Xin Zhang, Heng Zhang and Jie Li
A zonal detached eddy simulation (ZDES) method, based on the two-equation k-? SST turbulence model, was employed to predict stall characteristics and capture small-scale vortex structures in the wake region of the main wing under the post-stall condition...
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Bo Wu, Jianting Zhou, Jingzhou Xin, Hong Zhang, Liangliang Zhang and Xianyi Yang
In the present study, multiple-fan active control wind tunnel tests are conducted to investigate the aerodynamic forces on a 5:1 rectangular cylinder in sinusoidal streamwise winds with different angles of attack (AoA). The effects of the frequency, ampl...
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Stefan Ihde, Aleksandra Karykowska, Jacek Szczurowski, Kamil Nelke, Karolina Gozdziewska-Harlajczuk, Joanna Kleckowska-Nawrot, Lukasz Palka, Maciej Janeczek, Oleg P. Melnyk and Maciej Dobrzynski
This study aimed to evaluate and measure the occurrence of jaw and palate asymmetry based on 3D-printed stereolithographic models of edentulous elderly people. The analyses were performed on 3D models of the jaws, which were printed using the data (CT) o...
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Pei Xu, Chao Wang, Liyu Ye, Chunyu Guo, Weipeng Xiong and Shen Wu
The presence of broken ice in the flow field around a propeller causes severe blade erosion, shafting, and hull vibration. This study investigates the performance of the propeller of a ship sailing in the polar regions under the propeller?ice non-contact...
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Yong Jun Cho
Even though the offshore wind industry?s growth potential is immense, the offshore wind industry is still suffering from problems, such as the large initial capital requirements. Many factors are involved, and among these, the extra costs incurred by the...
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Liang Li, Bin Zhou, Dengcheng Liu and Chao Wang
The numerical calculation was performed for the KRISO Container Ship (KCS) hull-propeller-rudder system with different freedom hull motion by employing the Reynolds-Averaged Navier-Stokes (RANS) method and adopting the overset grid. Firstly, the numerica...
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Dario Valentini, Giovanni Pace, Angelo Pasini, Ruzbeh Hadavandi and Luca D?Agostino
The paper presents an experimental campaign aimed at the characterization of the relationship between cavitation-induced instabilities and forces acting on the shaft, relevant to space application turbopumps. The experiments have been carried out on a si...
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Caiping Zhang, Jiuchun Jiang, Weige Zhang and Suleiman M. Sharkh
A robust extended Kalman filter (EKF) is proposed as a method for estimation of the state of charge (SOC) of lithium-ion batteries used in hybrid electric vehicles (HEVs). An equivalent circuit model of the battery, including its electromotive force (EMF...
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