Reverse pumping

The paper below can be a start for this discussion.
https://hal.archives-ouvertes.fr/hal-00873243/document

@kitefreak just provided interesting data about some possibilities to keep kites in the air by no wind. His message is not more available. So he is invited to post them here if he wants. Thanks.

Yep interesting indeed

Rogelio Lozano; Jonathan Dumon; Ahmad Hably

Gipsa-lab, Grenoble, France

Date of Conference: 11-13 October 2013

The same publication (and also in regard to the initial post), in open archive “HAL”: