May June 2021

The Front Cover

As wind turbines installed in the late 1990s and early 2000s begin to be decommissioned, it is important to consider sustainable options for handling their end-of-life materials. Recycling and other circular economy methods can reduce the material intensity of wind energy production, but composite blades are more difficult to recycle than many other major wind turbine components. Read more about this topic in the article at page 7. (Cover photo: Ryan Beach / NREL)

Publisher's Note

Will the US offshore wind market finally take off?

Features

Wind Blade Circular Economy Pathways
By Aubryn Cooperman, engineering analyst, National Wind Technology Center, NREL, USA

Partial Repowering of Wind Turbines
By Ali Ghorashi, Head of Section, Wind Independent Engineering, DNV, USA

Understanding and Applying Optimal Bolt Tension
By Flemming Selmer Nielsen, Senior Specialist Engineer, R&D, Denmark

The Sustainable Finance Disclosure Regulation Race
By Rosa M. Tarragó, Strategy and Infrastructure Equity Specialist, Germany

Windtech Future

A Design Concept for Future Offshore Wind Turbines
By Ahmad Hemami, McGill University, Montreal, Canada

View from Inside

Creating a Viable Business Model for the Successful Future of Green Hydrogen
By Barry Carruthers, Hydrogen Director, ScottishPower, UK

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• Geographically tailored urban wind turbine designed by AI
• Hitachi Energy to integrate ScottishPower wind farm into the UK grid

 

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