In recent years, offshore wind power has emerged as a beacon of hope in the quest for sustainable and clean energy sources. With its non-polluting nature and renewable attributes, offshore wind power has surpassed traditional thermal power generation, capturing the attention of governments, investors, and environmentalists alike.
Its immense potential and promising prospects have propelled it to the forefront of the energy transition, offering a viable alternative to conventional forms of electricity generation.
Development of Wind Power
After the 1973 oil crisis, the United States embarked on a journey to harness the potential of wind energy resources. This marked a significant turning point in the country’s energy landscape, as it sought to diversify its sources and reduce dependence on fossil fuels.
Fast forward to 1991, and Denmark made a groundbreaking leap in the field of wind energy by constructing the world’s first offshore wind farm, known as Vindeby. This pioneering project demonstrated the feasibility and potential of harnessing wind power in offshore locations, setting a precedent for future developments worldwide.
Not to be outdone, China made its mark in the offshore wind energy sector in July 2010. The country proudly unveiled its first offshore wind farm, the Shanghai Donghai Bridge Offshore Wind Power Demonstration Project. This remarkable achievement not only marked China’s entry into the offshore wind arena but also represented the first offshore wind farm outside of Europe, solidifying its position as a global player in renewable energy.
Shanghai Donghai Bridge Offshore Wind FarmWhat is the difference between onshore and offshore wind power?
Wind power is the fastest-growing renewable energy technology in the world. Whether onshore or offshore, they all use the same technology to generate electricity; the only differences are the environment in which it is used, the amount of electricity generated, the size of the wind farm, and transportation.
Check out this table to find out how it differs from onshore wind power:
| Characteristics | Onshore Wind Power | Offshore Wind Power |
| Wind Resource | 250 Million kW | 750 Million kW |
| Difficulty Of Repair | Easy | Difficult |
| Wind Energy Quality | Strong wind shear, the transmission system is easily damaged | low wind shear, Higher average wind speed |
| Electricity Generation | 2000 Hours Per Year | 3000 Hours Per Year |
| Single-machine Installed Capacity | Small Capacity | Large Capacity |
| Electricity Load Distance | Far | Close |
| Service Life | 20 Years | 25 Years |
| Construction Cost | Low | High |
| Occupy Land | Occupies a large amount of land | Does not occupy land |
| Construction Technology | Proven Technology | Immature Technology |
As you can see, offshore wind power has the advantages of smooth wind, a high utilization rate of turbines, no land occupation, and no disturbance to the public.
Due to the abundant wind resources offshore, the future trend will definitely be dominated by offshore wind power.
Offshore Wind Turbine Cranes
As is widely known, the installation of wind turbines in rough seas is always challenging. It entails higher costs for installation and maintenance, as well as the necessity for specialized equipment and infrastructure.
The wind turbine installation vessel (WTIV) has emerged as a crucial asset for offshore wind turbine installation, serving as a fundamental tool for marine special operations. Each WTIV is equipped with multiple offshore cranes, both large and small.
According to UK-based marine consultancy Clarkson Research, the global offshore wind market is projected to create a demand for over 6,500 turbine installations between early 2022 and the end of 2025. This staggering demand also underscores the significant need for wind turbine cranes.
Offshore Wind Davit CraneInstallation of Wind Turbines Blade
OUCO has developed a lifting device for wind turbine blade installation called the Blade Yoke.
Through the cooperation of the pile driving crane and the crawler crane, the nacelle and blade assembly of the complete wind turbine set can be completed on the deck.
It realizes the entire lifting process of the wind turbine, greatly improving the installation efficiency of the single machine. Additionally, we have introduced special equipment such as a high-precision DGPS positioning system at the installation site.
This solution addresses the problems of ship positioning, ensuring the verticality of the turbine tower, and replacement of impeller components.
Wind Turbine Blade Lifting YokeOUCO Outlook
As a leading maritime equipment manufacturer, OUCO has expanded its involvement in the wind power industry in recent years. We have supplied a range of equipment for wind farms in China, including nacelles cranes, winches, and handling equipment.
These specialized tools can be mounted on service vessels or onboard for the installation, maintenance, and operation of substations and wind farms. OUCO’s equipment is designed to meet the specific needs of the wind power industry, ensuring efficient and safe operations in this growing sector.
Offshore wind power is moving towards large-scale, large-capacity, and deep-sea installations. “Time waits for no man.” OUCO will actively explore new industries and businesses, with a focus on entering the field of offshore wind power in the new energy sector. We will also optimize the development of the offshore wind turbine lifting industry.