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SpaceX Falcon 9 fires all 9 engines (+video+

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  • SpaceX Falcon 9 fires all 9 engines (+video+

    Interesting note: they did this 2 months EARLY! Imagine a government run program doing that

    Falcon 9 is SpaceX's medium lifter. It has 9 Merlin 1 engines. Strap 3 of these beasts together and you get the 27 engine Falcon 9 Heavy; the modern equivalent of the mighty Titan IV booster. Think in terms of launching 29,610 kg into orbit, a heavier cargo lift capability than the space shuttle.

    First launch with a US government satellite on board is due shortly after the first of the year.

    Story....

    Video....



    Major milestone achieved towards demonstrating U.S. transport to the International Space Station following retirement of the Space Shuttle

    McGregor TX – August 1, 2008 - Space Exploration Technologies Corp. (SpaceX ) conducted the first nine engine firing of its Falcon 9 launch vehicle at its Texas Test Facility outside McGregor on July 31st. A second firing on August 1st completed a major NASA Commercial Orbital Transportation Services (COTS) milestone almost two months early.

    At full power, the nine engines consumed 3,200 lbs of fuel and liquid oxygen per second, and generated almost 850,000 pounds of force - four times the maximum thrust of a 747 aircraft. This marks the first firing of a Falcon 9 first stage with its full complement of nine Merlin 1C engines . Once a near term Merlin 1C fuel pump upgrade is complete, the sea level thrust will increase to 950,000 lbf, making Falcon 9 the most powerful single core vehicle in the United States.

    “This was the most difficult milestone in development of the Falcon 9 launch vehicle and it also constitutes a significant achievement in US space vehicle development. Not since the final flight of the Saturn 1B rocket in 1975, has a rocket had the ability to lose any engine or motor and still successfully complete its mission,” said Elon Musk, CEO and CTO of SpaceX. “Much like a commercial airliner, our multi-engine design has the potential to provide significantly higher reliability than single engine competitors.”

    “We made a major advancement from the previous five engine test by adding four new Merlin engines at once,” said Tom Mueller, Vice President of Propulsion for SpaceX. “All phases of integration went smoothly and we were elated to see all nine engines working perfectly in concert.”
    Last edited by Dr Mordrid; 1 August 2008, 23:14.
    Dr. Mordrid
    ----------------------------
    An elephant is a mouse built to government specifications.

    I carry a gun because I can't throw a rock 1,250 fps

  • #2
    Just in case anyone's interested, this is what a Merlin 1C looks like. There is one on a Falcon 1, 9 on a Falcon 9 and 27 on a Falcon 9 Heavy - basically 3 Falcon 9's strapped together. I'd give a kidney to see an F9 Heavy go up

    LOX = liquid oxygen (the fuel is kerosene)
    TCA = thrust chamber assembly
    TPA = turbo pump assembly
    TVC = thrust vector control (these gimble the engine to steer the booster)
    Regen = the LOX is routed through tubes surrounding the chamber and nozzle to pre-heat them and cool those structures at the same time





    Last edited by Dr Mordrid; 2 August 2008, 01:44.
    Dr. Mordrid
    ----------------------------
    An elephant is a mouse built to government specifications.

    I carry a gun because I can't throw a rock 1,250 fps

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    • #3
      Ah, nothing like strapping yourself onto a ballistic missile and flying to the most dangerous place a human can live to get the blood flowing in the morning. Can't wait for one of these babies to take off. I wonder if NASA will contract some to fill the gap after the shuttle is retired.
      “Inside every sane person there’s a madman struggling to get out”
      –The Light Fantastic, Terry Pratchett

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