Swedish startup Modvion has successfully completed the installation of the world's tallest wooden wind turbine, towering at an impressive 492 feet (150 meters). Breaking away from the conventional use of steel, the modular tower is constructed with spruce wood, showcasing a commitment to sustainability and innovation in the wind energy industry. The installation took place in Sweden, where the company is based, adding another layer to the country's reputation as a hub for cutting-edge green technologies.

The unique design of Modvion's wooden turbine challenges the prevailing trend of steel structures, providing a modular solution that is manufactured off-site and then assembled on location. This approach not only simplifies the installation process but also addresses the challenges associated with transporting large turbine parts for onshore projects. While steel turbines of even greater height are being installed, their construction poses significant difficulties, especially in onshore locations with complex transport routes.

One of the key advantages of Modvion's wooden turbine lies in its use of laminated veneer lumber (LVL), a material derived from spruce wood. By controlling the grain in each layer, the startup achieves optimal strength and flexibility in the tower's curved sections. This innovative use of wood allows for easy transportation of components to the installation site, facilitating the stacking of curved sections to construct the towering turbine. The carbon-negative aspect of wood is also highlighted by Modvion, claiming that the trees used in production have absorbed carbon dioxide from the atmosphere.

While the world's tallest wooden turbine may appear no different from its steel counterparts once installed, the environmental impact sets it apart. Modvion emphasizes the carbon-negative nature of using wood compared to the increased carbon emissions associated with steel production. With plans to supply 100 such towers annually by 2027, and a goal of 2,000 in a decade, Modvion is poised to make a substantial contribution to the renewable energy landscape, offering a sustainable alternative for the future of wind turbine construction.

Source: interestingengineering.com