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Mohamad Hmedi, Emre Uzunoglu, Antonio Medina-Manuel, Jordi Mas-Soler, Felipe Vittori, Oscar Pires, José Azcona, Antonio Souto-Iglesias and C. Guedes Soares
This work evaluates the experimental test results regarding the operational performance of a free-float capable tension leg platform with a 10 MW wind turbine. It covers the platform dynamics in the selected installation area: Ribadeo, Spain. The model a...
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Shamsan Alsubal, Mohd S. Liew and Lim Eu Shawn
Floating offshore wind turbine foundations are based on platforms operated by the oil and gas industry. However, they are designed and optimized to meet the wind turbines? operating criteria. Although Malaysia is considered a low-wind-speed country, ther...
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Izleena Md Iqbar, Masdi Muhammad, Syed Ihtsham Ul-Haq Gilani and Frank Adam
In this study, the viability of harnessing wind energy for offshore oil and gas (O&G) platforms as a micro-grid solution in low wind speed regions to power O&G platforms is explored. However, wind, as a renewable energy, is known to be highly var...
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Montserrat Sacie, Matilde Santos, Rafael López and Ravi Pandit
One of the most promising solutions that stands out to mitigate climate change is floating offshore wind turbines (FOWTs). Although they are very efficient in producing clean energy, the harsh environmental conditions they are subjected to, mainly strong...
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Sebastien Gueydon, Frances Judge, Eoin Lyden, Michael O?Shea, Florent Thiebaut, Marc Le Boulluec, Julien Caverne, Jérémy Ohana, Benjamin Bouscasse, Shinwoong Kim, Sandy Day, Saishuai Dai and Jimmy Murphy
This paper introduces metrics developed for analysing irregular wave test results from the round robin testing campaign carried out on a floating wind turbine as part of the EU H2020 MaRINET2 project. A 1/60th scale model of a 10 MW floating platform was...
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Yapo Wang, Lixian Zhang, Constantine Michailides, Ling Wan and Wei Shi
Due to the energy crisis and greenhouse effect, offshore renewable energy is attracting increasing attention worldwide. Various offshore renewable energy systems, such as floating offshore wind turbines (FOWTs), and wave energy converters (WECs), have be...
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Nianxin Ren, Yugang Li and Jinping Ou
In this study, two types of floating offshore wind turbine (FOWT) systems were proposed: a traditional tension leg platform (TLP) type and a new TLP type with additional mooring chains. They were both based on the National Renewable Energy Laboratory 5 M...
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Yongsheng Zhao, Jianmin Yang and Yanping He
Currently, floating wind turbines (FWTs) may be the more economical and suitable systems with which to exploit offshore wind energy in deep waters. Among the various types of floating foundations for offshore wind farms, a tension leg platform (TLP) foun...
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Mohammad Barooni and Deniz Velioglu Sogut
The design and optimization of floating offshore wind turbines (FOWTs) pose significant challenges, stemming from the complex interplay among aerodynamics, hydrodynamics, structural dynamics, and control systems. In this context, this study introduces an...
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Fangdi Ye, Jijian Lian, Tianrun Xiao, Dongzhi Xiong, Haijun Wang, Yaohua Guo and Nan Shao
To enhance the safety of the in-water sinking operation for an integrated system, including a bucket foundation (BF), tower, and rotor nacelle assembly (RNA), in complex marine environmental conditions, a model test of in-water sinking for an offshore wi...
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Yan Dong, Jian Zhang, Shaofeng Zhong and Yordan Garbatov
The study aims to develop a simplified strength assessment method for the preliminary structural design of a semi-submersible floating offshore wind turbine platform. The method includes load cases with extreme wave load effects and a load case dominated...
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Mingsheng Chen, Lenan Yang, Xinghan Sun, Jin Pan, Kai Zhang, Lin Lin, Qihao Yun and Ziwen Chen
Evidence points to increasing the development of floating wind turbines to unlock the full potential of worldwide wind-energy generation. Barge-type floating wind turbines are of interest because of their shallow draft, structural simplicity, and moonpoo...
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Tianhui Fan, Jianhu Fang, Xinkuan Yan and Yuan Ma
The floating offshore wind turbine provides a feasible solution for the development of renewable ocean energy. However, the sizeable rotor diameter of the wind turbine results in large wind heeling moments and pitch amplitude. It will increase the struct...
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Sungjun Park and Joonmo Choung
Fully coupled integrated load analyses (ILAs) to evaluate not only the load response but also the structural integrity are required to design a floating offshore wind turbine, since there has been no firmly established approach for obtaining the structur...
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Dennis Beier, Anja Schnepf, Sean Van Steel, Naiquan Ye and Muk Chen Ong
The use of floating offshore wind farms for electrical energy supply is expected to rise significantly over the coming years. Suspended inter-array power cables are a new design to connect floating offshore wind turbines (FOWTs) with shorter cable length...
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Hoi-Yi Tong, Tsung-Yueh Lin and Shiu-Wu Chau
This study predicted the motion response and power performance of a floating wind turbine system equipped with a semisubmersible Taida platform, an IEA 15 MW wind turbine, and a 3 × 2 mooring design in the Hsinchu offshore area in the Taiwan Strait. The ...
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Wenxiang Yang, Yaozhen Han, Ronglin Ma, Mingdong Hou and Guang Yang
The floating platform motion of an offshore wind turbine system can exacerbate output power fluctuations and increase fatigue loads. This paper proposes a new scheme based on a fast second-order sliding mode (SOSM) control and an adaptive super-twisting ...
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Yushun Lian, Fan Zhong, Jinhai Zheng, Wenxing Chen, Gang Ma, Shan Wang and Solomon C. Yim
The influence of mooring systems with lines of different material on the dynamic response of a floating wind turbine is studied using a 5 MW OC4-DeepCwind semi-submersible wind turbine as a representative prototype in this study. Two types of mooring sys...
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Brendan Saunders and Ryozo Nagamune
Floating offshore wind farm control via real-time turbine repositioning has a potential in significantly enhancing the wind farm efficiency. Although the wind farm power capture increase by moving platforms with aerodynamic force has been verified in a r...
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Shuang Liu, Yaozhen Han, Ronglin Ma, Mingdong Hou and Chao Kang
It is of great importance to simultaneously stabilize output power and suppress platform motion and fatigue loads in floating offshore wind turbine control systems. In this paper, a novel composite blade pitch control scheme considering actuator fault is...
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