Recirculating vertical wind tunnel skydiving simulator and reduced drag cable for use in wind tunnels and other locations

摘要

A vertical wind tunnel freefall simulator comprising a recirculating airflow plenum having a generally rectangular configuration, a vertical flight chamber capable of floating at least one human housed within a first vertical member of 5 the airflow plenum, one or two return ducts of the generally rectangular configuration, each return duct comprising a top horizontal member, a second vertical member, and a bottom horizontal member and at least one fan assembly in each return duct, wherein the at least one fan assembly in each return duct comprises a plurality of fans. -ig.300 -30 4 9"- R h1I Fig. 1