Toward continued improvements in wind turbine blade durability

While wind turbines have the lowest levelized cost of energy among energy sources, market forces and fluctuating public policy have offset otherwise robust development. Finding ways to continually improve blade quality is more essential than ever.

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Building on our previous report from 2023, this paper communicates DNV's proven strategies for improving the manufactured quality and operational reliability of wind turbine blades. These strategies are informed by our interactions with the industry, including observing the commercial and contractual forces driving new projects, delivering certification-related services, reviewing blade designs and blade factories, observing operational damage during inspections, and investigating blade failures.