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Wenping Luo, Weiqin Liu, Meng Yang, Shuo Chen, Xuemin Song and Weiguo Wu
Operating Offshore Floating Vertical Axis Wind Turbines (OF-VAWT) have the potential to perform well in the deep-sea area. Some researchers gave performance prediction by developing simplified computing models. However, these models have imperfections in...
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Martin Moreau, Grégory Germain and Guillaume Maurice
The cost effective design of tidal turbines requires a good estimation of the loading cycles and their extrema that are related to the unsteady fluctuation of the current velocity. Apart from the ambient turbulence, the main source of velocity fluctuatio...
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Ketut Wirtayasa, Chun-Yu Hsiao and Nien-Che Yang
Commonly, electrical energy is generated by using non-renewable energy such as natural gas, coal, and oil. As electrical energy is a basic asset for the development of a region, its utilization is increasing every year, which causes the existence of non-...
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Minh N. Doan, Yuriko Kai, Takuya Kawata and Shinnosuke Obi
Recent developments in marine hydrokinetic (MHK) technology have put the cross-flow (often vertical-axis) turbines at the forefront. MHK devices offer alternative solutions for clean marine energy generation as a replacement for traditional hydraulic tur...
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Chao Hu, Chenxuan Tang, Chenyang Yuwen and Yong Ma
For a floating tidal current power station moored in the sea, the mutual interactions between the carrier and the turbine are pretty complex. Current simulation methods based on potential flow theory could not consider the complicated viscous effects bet...
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Minh N. Doan, Takuya Kawata and Shinnosuke Obi
Cross-flow hydrokinetic turbines have sparked interest among fluid dynamicists for their potential for power enhancement in paired configuration. Following the first part of a laboratory-scaled turbine wake measurement project, this second part presents ...
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Amani I. Altmimi, Mustafa Alaskari, Oday Ibraheem Abdullah, Ahmed Alhamadani and Jenan S. Sherza
Wind energy is considered one of the most important sources of renewable energy in the world, because it contributes to reducing the negative effects on the environment. The most important types of wind turbines are horizontal and vertical axis wind turb...
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Lei Tan, Tomoki Ikoma, Yasuhiro Aida and Koichi Masuda
Barge-type platforms with moonpools are a promising type of foundation for floating offshore wind turbines due to their good seakeeping performance. In this paper, the mean wave drift force on a barge-type vertical-axis floating wind turbine with multipl...
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Huifang Sun, Yue Lv, Jinbing Ni, Xianyu Jiang and Zhengwei Wang
Axial hydraulic thrust is an important factor that affects safety and stability of pump turbine operation. Research and analysis of axial hydraulic thrust is of a great significance for guiding the safe and stable operation of a pumped storage power stat...
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Javier Blanco, Juan de Dios Rodriguez, Antonio Couce and Maria Isabel Lamas
This work analyzes the Savonius vertical axis wind turbine. A new geometry inspired the Fibonacci?s spiral was analyzed, obtaining a considerable improvement by both CFD and experimental tests.
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