Questions tagged [magnetoplasmadynamic]

Questions regarding magnetoplasmadynamic thrusters (MPD's), a thruster system with a very large specific impulse.

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How much electricity is needed to run a magnetoplasmadynamic thruster?

I am making a small Magnetoplasmadynamic thruster (MPT) which uses compressed air as propellant. I want to know how many volts of electricity would be needed such that the exhaust plasma velocity is ...
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107 views

Electromagnetic engines in heavy radiation regions

What sorts of peculiarities might affect an electromagnetic rocket (VASIMR or Magneto-Inertial Fusion) crossing Jupiter's radiation belts? Could all of that energy fry a magnetic thrust chamber and ...
3
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2answers
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Power requirements for solar electric interplanetary vehicle

I am interested in electric propulsion for manned interplanetary craft. There must be a lot of models for a craft able to travel to Mars, for instance. I am wondering what the power requirements seem ...
2
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0answers
386 views

VASIMR technology for a manned trip to Saturn [closed]

I finished reading the novel "Saturn Run" by John Sandford and Ctein. Putting aside storyline and content of the novel there was a very interesting Author's note that explains how the science portion ...
7
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What are the main problems with magneto plasma dynamic (MPD) thrusters?

Theoretically MPD thrusters can provide high thrust with extremely high specific impulse. What problems currently prevent this technology from being used in space exploration? Is there any planned ...