Paul Hammant talking about stuff related to Vertical Axis Wind Turbines (VAWT), and lamenting the fact that nobody has brought the 2:1 sail-inspired design to production 110 years after the first patent was applied for.
Saturday, May 16, 2015
A University team's well documented project
John C. Nappo documents his University project on his website. Here's a pic.
There are plenty more pictures of the project on that site, and a couple of videos of the rigs being tested.