RE: emergency Parachute safety system
Just one idea:
Dethermalizers have been used in Free Flight in order to prevent models from fly-aways, making then descend slowly and horizontally.
http://www.rcuniverse.com/magazine/a...article_id=256
http://www.machinery-dig.org/doc/714...or-Parachutes/
http://www.apogeerockets.com/educati...wsletter04.pdf
Regards!