Results 21 to 30 of about 15,036 (261)
Machines, 2022 Gear wear is a progressive material removal process that gradually changes the tooth profile shape and dynamic mesh force, where the dynamic mesh force affects the tooth surface wear.
Zao He +3 more
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Maneuverability and Hydrodynamics of a Tethered Underwater Robot Based on Mixing Grid Technique
Journal of Marine Science and Engineering, 2021 The maneuverability and hydrodynamic performance of the tethered underwater robot in a uniform flow field is investigated. In this research, a tethered underwater robot symmetrically installed with NACA66 hydrofoils and Ka 4-70/19A ducted propellers ...
Jiaming Wu +7 more
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Turning flight simulation of tilt-rotor plane with fluid-rigid body interaction
Journal of Thermal Science and Technology, 2020 Six degrees of freedom turning flight simulation is presented for a tilt-rotor aircraft represented by V-22 Osprey, considering interaction of fluid and rigid body in a coupled manner.
Ayato TAKII +3 more
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Visual Comparative Analysis for the Oil-air Two-Phase Flow of An Oil-Jet Lubricated Roller-Sliding Bearing [PDF]
Journal of Applied Fluid Mechanics, 2022 To discuss the lubrication characteristics of roller-sliding bearing under oil-injected lubrication, the CFD method was introduced into the fluid-structure interaction model to realize the transient simulation of oil-air two-phase flow (OATPF).
J. J. Zhang +4 more
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Journal of Mechanical Engineering and Sciences, 2019 This paper presents mesh and time-step dependence study of newly designed drag type vertical axis wind turbine. Ansys FLUENT a commercially available CFD solver was used to perform CFD numerical study on the drag type wind turbine.
S. Ashwindran +2 more
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Numerical Prediction of Unsteady Aerodynamics of a Ducted Fan Unmanned Aerial Vehicle in Hovering
Aerospace, 2022 Recently, ducted fan unmanned aerial vehicles (UAVs) have attracted considerable attention due to their potential for application in both civil and military missions.
Hongming Cai +2 more
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Advances in Mechanical Engineering, 2020 Computational fluid dynamics is an essential tool for the flow field analysis of the blood pump. The interface processing method between the dynamic/static regions will affect the accuracy of simulation results, but its influence on the simulation ...
Shuai Wang, Jianping Tan, Zheqin Yu
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Journal of Marine Science and Engineering, 2021 A numerical technique to simulate the hydrodynamic behavior of ducted propellers attached to an underwater vehicle traveling under the mutually interacting flow fields of the vehicle and the propellers is proposed; the hydrodynamic performance of the ...
Jiaming Wu +6 more
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An Efficient Blade Design Method of a Ducted Fan Coupled with the CFD Modification
Aerospace, 2022 In order to improve the design accuracy of the blade design method of a ducted fan based on the blade element momentum theory, the design was modified by the CFD calculation with higher accuracy to propose an integrated and efficient design method for ...
Jiahao Guo, Zhou Zhou
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Three-Bladed Horizontal Axis Water Turbine Simulations with Free Surface Effects
International Journal of Applied Mechanics and Engineering, 2021 The water level above a hydrokinetic turbine is likely to vary throughout the season and even along the day. In this work, the influence of the free surface on the performance of a three bladed horizontal-axis turbine is explored by means of a three ...
L. Rodríguez +2 more
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