I thought you might be interested in looking at Wind Lens 3 times more efficient than conventional turbines.
https://forums.bohemia.net/forums/topic/118763-wind-lens-3-times-more-efficient-than-conventional-turbines/?do=findComment&comment=1977939
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.