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Unformatted text preview: Energy conversion equipment onboard (heavy) Unlimited energy Very high Ue (10,000-100,000 m/s) Isp ~ 1,000-10,000 s Thrust ~ N-N Propellant decreases with time Energy remains constant with time Low Thrust, High Isp, Low mdot, Slow a o , Long t burn Thrust inversely proportional to t burn t burn ~O(days-months-years) Station keeping, deep space exploration, high V Origin of Thrust: Eject Stored Mass Backwards Use Reaction Force to Propel Vehicle Rocket Equation is Always True...
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- Fall '10