Vestas unveils circularity solution to end landfill of turbine blades
A breakthrough in the CETEC project has resulted in a new chemical process that makes epoxy-based turbine blades circular, without the need for changing the design or composition of blade material.
Through a newly established value chain, supported by Nordic recycling leader Stena Recycling and global epoxy manufacturer Olin, Vestas will now focus on scaling up the novel chemical disassembly process into a commercial solution. Once mature, the solution will signal the beginning of a circular economy for all existing, and future epoxy-based turbine blades.
Learn more about the partnership between Vestas, Olin, and Stena Recyling and how the circularity solution works in the video below.
Turbine blades have previously been challenging to recycle due to the chemical properties of epoxy resin, a resilient substance that was believed to be impossible to break down into re-usable components. This has led to many technology leaders attempting to replace or modify epoxy resin with alternatives that can be more easily treated.
Vestas’ solution is enabled by a novel chemical process that can chemically break down epoxy resin into virgin-grade materials. The chemical process was developed in collaboration with Aarhus University, Danish Technological Institute, and Olin the partners of the CETEC project, a coalition of industry and academia established to investigate circular technology for turbine blades.
Setting up a circular value chain
As the leading customer solution provider of innovative epoxy systems, Olin is proud to support the anticipated massive expansion in wind energy worldwide. By utilising unique technologies, together with our partners, we are ready to recover molecules and convert them into new epoxies that can be re-used in wind turbine blades. We are excited to bring our expertise and unique asset footprint to this partnership, and realize breakthrough sustainable material solutions for existing wind blades and those of the future.
Verghese Thomas, Vice President, Epoxy Systems and Growth Platforms at Olin
In the coming years, thousands of turbines will be decommissioned or repowered, representing a major sustainability challenge but also a valuable source of composite materials. As one of Europe’s leading recycling groups with a wide footprint in Europe, we have a central role in the transition to a circular economy. We see this solution as a huge opportunity to take part in making a sustainable solution even more sustainable and circular and are ready to apply our chemical recycling expertise and knowledge to this process.
Henrik Grand Petersen, MD Stena Recycling Denmark