The wind manufacturers' quest for lighter materials
The blades of a wind turbine account for about 20% of its total cost. A wide range of materials has been used or considered for construction; in the early days, most large turbines used a steel spar and a lighter material for the aerofoil section, such as glass-reinforced plastic (GRP).

Sign in to continue
Need to activate your subscription?
Already a subscriber
If you haven't already, activate your subscription here>>
Company Domain Access
If your company has a corporate subscription simply register your email address here to gain access