China Installs World’s Largest Single-Unit Floating Offshore Wind Power Platform
Our take
China has made a significant advancement in renewable energy by installing the world's largest single-unit floating offshore wind power platform. This innovative turbine generates power that is transmitted ashore via a domestically produced 66 kV dynamic submarine cable, enhancing the country's capabilities in sustainable energy. The development underscores China's commitment to harnessing ocean resources for clean energy, aligning with global efforts to combat climate change. For further insights into international naval strategies, read our article on the U.S.
The recent installation of the world's largest single-unit floating offshore wind power platform by China marks a significant milestone in renewable energy technology and underscores the country's strategic commitment to advancing its clean energy capabilities. This development is not only a testament to China’s engineering prowess but also a clear signal of its intention to lead in the global energy transition. As nations grapple with climate change, innovations like this platform, which transmits power ashore through a domestically produced 66 kV dynamic submarine cable, highlight the importance of integrating technology with sustainable practices. Such advancements are pivotal as countries, including the U.S. under its new 30-year shipbuilding plan, look to enhance their maritime capabilities in response to geopolitical pressures and environmental challenges, as detailed in U.S Plans Fleet Expansion To 450 Ships Under New 30-Year Shipbuilding Plan To Counter China.
Floating offshore wind technology offers numerous advantages over traditional fixed-bottom turbines, particularly in deeper waters where wind resources are often more abundant. This not only expands the potential areas for wind energy harnessing but also minimizes the visual impact on coastal communities. By pioneering this technology, China is positioning itself as a leader in the offshore wind sector, setting a benchmark for other nations. This is particularly pertinent as global energy demands rise and the urgency for innovative solutions to combat climate change becomes increasingly pressing. The implications of such advancements reach far beyond energy production; they influence investment trends, job creation, and international collaborations in renewable energy sectors.
Moreover, the establishment of this floating wind platform plays a critical role in the broader context of energy security and independence. As countries like the U.S. and allies in the region, such as the Philippines, adapt their military and energy strategies—seen in exercises like U.S, Philippines & Partner Nations Sink 2 Decommissioned Ships In Balikatan Exercise—the integration of robust renewable energy sources becomes vital. This not only bolsters national resilience against disruptions in energy supply but also aligns with global sustainability goals. The interplay between military readiness and energy independence is becoming increasingly relevant in a world facing both geopolitical tensions and climate crises.
As the global community observes China’s advancements, it raises important questions about the pace and direction of renewable energy technology. Will other nations be able to keep up, or will China set a new standard that reshapes global energy markets? The urgency for climate action is palpable, and innovations such as this floating wind platform could catalyze a rapid shift towards renewable sources. However, the challenge remains: how can countries collaborate effectively to share knowledge and technology, ensuring that the benefits of such advancements are equitably distributed?
Looking ahead, the significance of this floating offshore wind power platform extends beyond its immediate impact. It serves as a reminder of the pressing need for global cooperation in tackling climate change. As nations observe China's progress, the potential for collaborative projects could emerge, fostering an integrated approach to ocean intelligence and sustainable energy solutions. In this evolving landscape, the question remains: how will the world harness such technological innovations to meet the dual challenges of energy demands and environmental stewardship? Only time will tell, but the momentum is undoubtedly building.



China has installed the world’s largest single-unit floating offshore wind power platform in deep-sea waters off Guangdong Province.
The state-owned Three Gorges Group announced on May 3 that the 16-megawatt floating offshore wind platform, named “Three Gorges Navigator”, was successfully installed in waters off Yangjiang in Guangdong Province on the evening of May 2.
The platform is located more than 70 kilometres offshore in waters deeper than 50 metres. It consists of a 16 MW wind turbine, a semi-submersible floating platform and a new mooring system.
Chinese officials described the project as a breakthrough in the country’s floating offshore wind power technology.
The wind turbine has a rotor diameter of 252 metres and a swept area equal to around seven standard football fields. The maximum blade tip height exceeds 270 metres.
According to Chinese officials, the installation site faces difficult sea conditions, with waves exceeding 20 metres and wind speeds reaching 73 metres per second.
The system was designed to withstand super typhoons and continue operating safely in rough weather.
Pan Hongguan, an offshore wind power engineer at the Guangdong branch of Three Gorges Group, said the project introduced several technologies and materials for the first time in China’s offshore wind sector.
These include a new mooring system, an active ballast system, an intelligent monitoring system and a domestically produced 66 kV dynamic submarine cable.
The semi-submersible floating platform measures about 80 metres in length and 90 metres in width, with a displacement of around 24,000 tonnes.
It is secured to the seabed using nine suction anchors together with domestically produced polyester fibre cables and anchor chains.
The polyester fibre cables are being used for the first time in China’s offshore wind industry.
The cables were designed with high elasticity and strength to absorb wave energy through elastic deformation, helping reduce the impact of waves on the platform structure.
According to Three Gorges Group, each cable can withstand a maximum tensile force of 1,300 tonnes while resisting corrosion and fatigue in marine conditions for long periods.
The project is also the first in China’s offshore wind sector to use an active ballast system.
During operations, the system automatically adjusts water levels inside the platform’s three pillar tanks to control the platform’s movement and reduce sway caused by wind and waves.
Power generated by the turbine is transmitted ashore through a domestically produced 66 kV dynamic submarine cable.
The cable uses a waveform structure design and includes buoyancy blocks, gravity blocks and anti-bending protection devices to maintain operational safety under changing sea conditions.
Assembly of the floating platform was completed in late April at Tieshan Port in Beihai before it was towed to the installation site near Yangjiang. The anchoring work was completed on May 2.
Three Gorges Group said the “Three Gorges Navigator” is an upgraded version of the earlier “Three Gorges Leading Ship” floating wind project deployed in 2021.
The new platform has nearly three times the generation capacity of the previous system while reducing the cost per kilowatt by more than 50 per cent.
China currently has around 47 GW of installed offshore wind power capacity and plans to increase the figure to 100 GW by the end of 2030 as it continues expanding its offshore renewable energy sector.
References: China NEA
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