Invention Reference Number
Wind turbine blades endure extreme environmental conditions that erode their leading edges, which impacts performance and increases maintenance costs. This technology introduces a novel healable coating system that enables in-field repairs, reducing downtime and extending the lifespan of wind blades. By utilizing advanced resin-based materials, this solution offers a more efficient and cost-effective alternative to conventional coatings, enhancing the wind energy infrastructure.
Description
This innovative coating system leverages vitrimers, specialized materials that exhibit self-healing properties under controlled conditions. Unlike conventional thermoset or thermoplastic coatings, which require full replacement when damaged, this technology allows for localized repairs using heat and pressure, significantly reducing maintenance time. The coatings enhance adhesion strength to turbine blade surfaces, which should decrease erosion susceptibility and improve aerodynamic efficiency. Laboratory testing has demonstrated an 88% reduction in surface roughness and up to a 97% improvement in adhesion strength compared to traditional coatings. These features make it a viable solution for improving the repair of wind turbine blades while supporting long-term operational efficiency.
Benefits
- In-field repairs: reduce downtime, eliminating the need for complete coating replacements
- Cost-effective solution: Minimizes operational and maintenance expenses associated with wind blade repairs
Applications and Industries
- Wind energy sector: Extends turbine blade lifespan and optimizes performance
- Energy infrastructure: Reducing material waste and maintenance costs
Contact
To learn more about this technology, email partnerships@ornl.gov or call 865-574-1051.
