Progress during past few years in design and testing of underwater propellers, rockets and jet engines; differences between air and water propulsion; underwater jet engine developed by Aerojet-General Corp uses special, non-gassing, solid propellant and operates at 2 to 1 velocity ratio; combined pump and ducting efficiency is about 70%; test facilities include towing tank, water tunnel and rotating arm.
Underwater propulsion moves ahead
Astronautics
Astronautics ; 2 , n 2
1957
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
NTRS | 1998
|Online Contents | 1999
Online Contents | 1996
|Landbridge planning moves ahead
IuD Bahn | 2003
|IuD Bahn | 2007
|