An efficient solver for magnetoplasma dynamic thruster. Kink instability in appliedfield magneto plasma dynamic thrusters. American institute of aeronautics and astronautics 12700 sunrise valley drive, suite 200 reston, va 201915807 703. However, when the available onboard electrical power is in the range 50 kw or more, mission studies show that magnetoplasmadynamic thrusters mpdts represent a promising option for. Appliedfield magnetoplasmadynamic thrusters, part 1. An mpd arc thruster as claimed in claim 1 and including at least one hollow tube extending through a wall of said hollow cylindrical anode for placing said chamber in communication with a supply. It is sometimes referred to as lorentz force accelerator or mpd arcjet. Generally, a gaseous material is ionized and fed into an acceleration chamber, where the magnetic and electrical fields are created using a power source. Ion engines and, as we will see, electrospray thrusters are electrostatic devices, magneto plasma dynamic mpd thrusters. Modeling of plasma processes in the slowly diverging magnetic fields at the exit of an appliedfield magnetoplasmadynamic thruster physics of plasmas, vol. Just as in an arc welder, a highcurrent electric arc is struck between the anode and cathode. Gabrielli, irs magnetoplasmadynamic thrusters are a highperformance electric propulsion concept.
Spatially and vectorresolved momentum flux lost to a wall in a magnetic nozzle rf plasma thruster. Pdf recent magnetoplasmadynamic thruster developments. Therefore they have not been used as a dedicated thruster on operational spacecraft to. The particles are then propelled by the lorentz force resulting from the interaction between the current flowing through the plasma and t. In theory, magnetoplasmadynamic mpd thrusters could produce extremely high specific impulses isp with an exhaust velocity of up to and. Magneto plasma dynamic thrusters mpdts act as electromagnetic plasma.
Orbital capability is a decisive step forward for nanosatellites in general and cubesats in particular. In its basic form, the mpd thruster has two metal electrodes. Mhd instabilities in magneto plasma dynamic thrusters f paganucci1,2, m zuin 3, m agostini, m andrenucci1,2, v antoni3. Spatially and vectorresolved momentum flux lost to a.
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