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作者:Jiahui Jin , Yanping Song , Jianyang Yu ...
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.19-30Sage国际出版集团
摘要:Tip geometry modification is frequently used to suppress the tip leakage flow in the turbine cascade however a universally beneficial tip geometry modification design has not been fully discovered. In this paper, the two-surface coupling arbitrary blade tip design method in three...
作者:Cong Wang , Yongxue Zhang , Hucan Hou ...
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.58-71Sage国际出版集团
摘要:Low efficiency and bad cavitation performance restrict the development of the ultra-low specific-speed centrifugal pump (ULSSCP). In this research, combined turbulent boundary layer theory with two-dimension design and two-dimension viscous hydraulic design method has been propos...
作者:Tom Hickling , Grant Ingram
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.31-45Sage国际出版集团
摘要:S-duct diffusers are used in aircraft with embedded engines to route ambient air to the fan face. Sizing and stealth considerations drive a need for high curvature ducts, but the curvature causes complex secondary flows that lead to total pressure distortion and swirl veloci...
作者:Suping Wen , Wenbo Wang , Shuhuai Wu
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.110-123Sage国际出版集团
摘要:To study the effects of micro-groove cross section asymmetry on the flow characteristic and drag reduction efficiency under rotation, numerical simulations of various rotating disks with micro-grooves were performed. Experiments of two representative disks were conducted for...
作者:Xingxing Li , Ke Yang
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.3-18Sage国际出版集团
摘要:Robust airfoil design is crucial to efficient, stable, and safe operation for modern wind turbines. However, even for deterministic wind turbine airfoil design, the problem is complex regarding to aerodynamic, acoustic, and structural requirements of wind turbine blades. Therefor...
作者:Khalid Anwar , Sandip Deshmukh
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.96-109Sage国际出版集团
摘要:Wind energy potential in India has so far not been evaluated state wise. Moreover, the prediction and assessment of wind potential are difficult due to the complexity of its nature. Here, a parametric study is done for the better prediction of wind potential using generalized fee...
作者:Xi Shen , Desheng Zhang , Bin Xu ...
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.46-57Sage国际出版集团
摘要:In this paper, the large eddy simulation is utilized to simulate the flow field in a mixed-flow pump based on the standard Smagorinsky subgrid scale model, which is combined with the experiments to investigate pressure fluctuations under low flow conditions. The experimental resu...
作者:Dengting Zhu , Yun Lin , Xinqian Zheng
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.85-95Sage国际出版集团
摘要:The inverse Brayton cycle is a potential technology for waste heat energy recovery. It consists of three components: one turbine, one heat exchanger, and one compressor. The exhaust gas is further expanded to subatmospheric pressure in the turbine, and then cooled in the heat exc...
作者:Masoud Kharati-Koopaee , Hossein Moallemi
来源:[J].Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy(IF 0.635), 2020, Vol.234 (1), pp.72-84Sage国际出版集团
摘要:This research aims at the numerical study of the blade tip grooving effect on the performance of a ducted axial fan at different tip clearances in the absence and presence of inlet guide vanes. To do this, significant parameters of the fan (i.e. pressure and torque coefficients a...
来源:[J].Journal of Family Issues, 2020, Vol.41 (1), pp.3-6Sage国际出版集团

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