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Jun Jiang, Dong Wang and Dengfeng Fu
Bucket foundations, especially multi-bucket foundations, have become an alternative for large offshore wind turbines. Vertical responses of a single bucket are critical for the serviceability design of tripod or tetrapod bucket foundations. Centrifuge te...
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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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Tengyuan Wang, Shuni Zhou, Chang Cai, Xinbao Wang, Zekun Wang, Yuning Zhang, Kezhong Shi, Xiaohui Zhong and Qingan Li
In modern large-scale wind farms, power loss caused by the wake effect is more than 30%, and active yaw control can greatly reduce the influence of the wake effect by deflecting the wind turbine?s wake. The yawed wind turbine?s wake characteristics are c...
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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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Thomas P. Mazarakos, Theodosis D. Tsaousis, Spyros A. Mavrakos and Ioannis K. Chatjigeorgiou
The purpose of this study is to scrutinize the coupled hydroaeroelastic problem for a TLP design of a floating structure consisting of multiple vertical truncated cylinders which support a 10 MW
10
MW
wind turbine (WT). The platform is exposed to the ...
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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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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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L. Gunda, E. Chikuni, H. Tazvinga, J. Mudare
Only 40% of Zimbabwe?s population has access to electricity. The greater proportion of the power is generated from thermal stations, with some from hydro and solar energy sources. However, there is little investment in the use of wind for electricity gen...
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Yichen Jiang, Chenlu He, Peidong Zhao and Tiezhi Sun
Vertical axis wind turbine (VAWT) is a competitive power generation device due to structural simplicity, wind direction independence, no yaw mechanism required, easier maintenance, and lower noise emission. However, blade tip vortex will be generated at ...
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