The Front Cover

Wind tower access has traditionally required the use of cranes, bucket trucks, repelling teams or any combination of the three. Since Helical Robotics was founded in 2010, engineers at our Wisconsin-based company have created ways to streamline the work using remote-controlled, robotic devices that can scale a wind tower without any additional equipment. On page 34 you can read the full article.

Publisher's Note

Features

 A Two-Bladed Concept Wind Turbine
By Taeseong Kim, Wind Energy Department, Technical University of Denmark Risø Campus, Denmark

 Wind Energy Above Forests
By Antonio Segalini, the Linné FLOW Centre of the Royal Institute of Technology (KTH), Sweden

The Gaia Ultra-Large Wind Turbine
By Rain Byars and William Miller, Nextwind, USA
 

Column Nimbyism

 
Wildlife and Climate Change
By Tiff Thompson, Principal, NIMBY Consulting, USA

Company in Focus

 The Helical Robotics Revolution
By Bruce Schlee and Derek Berquist, Helical Robotics, USA