wing in ground

Hi, I am undergraduate engineering student. I asked this question on 2 different engineering forums but got very strange and unhelpful replies. So I thought I would try the AIRCRAFT experts here. = ) There are 2 mysterious VAWT wind turbine designs floating on the Internet. The Ugrinsky...

My wife pointed this out just now https://www.bbc.co.uk/news/av/uk-england-hampshire-57483048 https://www.regentcraft.com/ cheers

Triggered by the Lippisch developments, that were tested with the X-113 on Lake Constance, Dornier started research in that field during the 1970s, too, called "Stauflügelgerät" (. One project for a commercial transport was the P.477 for up to 27 passengers. Another one, desigantion unknown...