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SPACE ACCESS Ejector Ramjet Engine Run

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Uploaded by on Mar 29, 2008

Test of SPACE ACCESS, LLC (www.spaceaccess.com) Ejector Ramjet. Throttle is incrementally increased from idle to maximum thrust during test run. Engine is flight weight, actively-cooled and runs on clean-burning hydrogen and air. Tests demonstrated the SPACE ACCESS Ejector Ramjet is the world's most fuel-efficient and environmentally friendly engine capable of operating from static conditions through hypersonic speeds.

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  • put that in every one of our cars and see what happens

  • this is awesome greg. An air breathing rocket!

    Replace the space shuttle engines with these babys, way more effieicnt

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All Comments (8)

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  • "Tests demonstrated the SPACE ACCESS Ejector Ramjet is the world's most fuel-efficient and environmentally friendly engine "

    Is that true?

    Is there a wiki page on this engine where i can check it's performance stats?

  • any way to coast into space without O2 at all?

  • Looks like its mechanisms engineers are derived from the V2 engineers but down the way(line)? am I correct are they related in anyway?Is there any v2 engines in any videos on youtube on a test stand.

  • NASA really should fund this as it could solve the zero to mach 5 propulsion problem in scram jet RLVs.

    Since Griffin and Ares are likely on their way out maybe there might be money for advanced research projects again.

    A good RLV with a high flight rate even a small one in the delta II or thor class can go a long way in making a lot of space operations cheaper.

    A small RLV could transport supplies to ISS or tend a solar electric lunar cargo tug.

  • Might be good for the first stage of a HTHL TSTO RLV or as an engine on a SST airliner.

    Conventional rockets don't generally spend enough time in the lower atmosphere to really reap much benefit from an air breathing engine since they tend to climb strait up. I think they would only be able to use one for about a minute and a half before they are too high.

  • might work good as a supplement to the solid rocket boosters, but the SSME's need to be able to operate in a vacumn, where there is no air for the ramjet to breathe, however many of the "almost was" spaceplanes used a SCRAMjet engine with a closeable intake to operate in a vacumn, close the intake off and use onboard LOX along with the fuel and the scramjet turns into a rocket engine

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