Hydrogen / Fuel Cells
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Pratt and Whitney RL 10 (1959)

 

Presentation

1959, USA: first H2 rocket turbine

Manufacturer

Technology provider

Partner

Pratt and Whitney

Vehicle

Propulsion system for rockets

Status

Commercial

Passenger capacity

Size, weight

310 - 370 lb

Propulsion concept

H2-turbine: thrust: 16,500 - 22,300 lb 

Fuel

Liquid hydrogen and liquid oxygen mixture ratio: 5.1 - 5.5:1

Storage

Liquid hydrogen and liquid oxygen tanks

Range, consumption

 

Top speed, acceleration

Approval

Operation

In 1959, first succesful test of a P&W RL 10 turbine operated on oxygen and hydrogen; 1963, first flight of a hydrogen operated "Atlas Centaur" rocket.

Goals

Costs, prices

Funding

Source, link

http://www.pw.utc.com

Comments

RL 10 models have been used in following aerospace vehicles: RL10A-4-2 (Atlas V), RL10A-4 and RL10A-4-1 (Atlas II, IIA, IIAS, III and IIIB) and RL10A-3-3A (Titan IVB)



Pratt and Whitney RL 10
from Flickr under
license: CC-BY-2.0
author: Les Chatfield