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Sen Deng, Weiqiang Zhao, Tianbao Huang, Ming Xia and Zhengwei Wang
Kaplan turbines are generally used in working conditions with a high flow and low head. These are a type of axial-flow hydro turbine that can adjust the opening of the guide vanes and blades simultaneously in order to achieve higher efficiency under a wi...
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Fan Yang, Zhongbin Li, Yuting Lv, Jindong Li, Guangxin Zhou and Ahmed Nasr
An axial-flow pump as a turbine (PAT), as compared to the conventional Francis turbine, has the advantages of not being restricted by the terrain and having lower cost to reverse the pump as a turbine for power generation. When an axial-flow pump is reve...
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Razvan Nicoara, Daniel Crunteanu and Valeriu Vilag
As a main component of most gas-turbine engines, the axial flow turbines have been in a process of continuous improvement, reaching high efficiencies and reliability. A well-known drawback of these systems is the rapid decrease in performance when operat...
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Razvan Edmond Nicoara, Daniel Eugeniu Crunteanu and Valeriu Alexandru Vilag
Extensively used in modern gas turbine engines in various applications, ranging from aerospace, marine and terrestrial propulsion to power generation and gas pumping, the axial flow turbines have been continuously updated and are now capable of high perf...
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Takayuki Matsunuma and Takehiko Segawa
In an axial-flow turbine of a jet engine used for aircraft propulsion, the passage vortex (PV) and tip leakage vortex (TLV) generated inside the blade passage deteriorate the aerodynamic performance. In this study, a dielectric barrier discharge plasma a...
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Yumin Liu, Patrick Hendrick, Zhengping Zou and Frank Buysschaert
Empirical correlations are still fundamental in the modern design paradigm of axial turbines. Among these, the prominent Ainley and Mathieson correlation (Ainley D. and Mathieson G., 1951, ?A Method of Performance Estimation for Axial-Flow Turbines,? ARC...
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Yanzhao Wu, Xiaohang Wang, Xiaolong Yang, Junfeng Ding, Di Zhu, Ran Tao, Huanmao Wang and Ruofu Xiao
Tubular turbine is a type of turbine with low-head. Due to the fact that the runner of a tubular turbine is of axial-flow type, there will be a certain width of blade tip between the blade and the chamber. In order to explore the influence of tip clearan...
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Ke Song and Yuchi Kang
The tidal turbines represent a new frontier for extracting energy from tides source. Despite the technology being mature, new solutions aimed at improving performance, reliability with reduced environmental impact, manufacturing and installation costs ar...
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Wenxian Yang, Theodoros Alexandridis and Wenye Tian
Horizontal-axis axial flow tidal current turbine is regularly used to exploit the kinematic energy in tidal currents. However, the scaling up of tidal current turbine is very difficult. This is because strong tidal current only exists in the underwater r...
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Jerzy A. Owczarek
This Technical Note calls attention to the fact that observed initiation of stall in an axial flow compressor can be explained by the pressure pulses reflecting between the stator and rotor blades. The phenomenon of reflection of pressure pulses between ...
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