Elementary scaling laws for the design of low and high power hall. This causes the electrons to transfer their axial momentum into the. In spacecraft propulsion, a halleffect thruster is a type of ion thruster in which the propellant is accelerated by an. Hall effect thrusters by virtue of their high specific impulse can. Characterization of a 20 kw class hall effect thruster.
The 20 kwclass hall thruster available at sitael, the socalled ht20k, resulted from the activities performed at sitael between april 2015 and june 2017 in the framework of esa trp very highpower hall effect thruster for exploration. In comparisons with conventional xenon propellant, the. Very highpower hall effect thruster for exploration, sitael is developing, designing, manufacturing and testing a new 20kw class hall effect thruster, the ht20k, together with the associated high current hollow cathode, the hc60. Pdf a halleffect thruster plume and spacecraft interactions.
Remove unnecessary files and processes slowing down the startup and work of a personal computer by scanning the system and checking available options for optimization. Ion and hall thrusters march 2008 the research described in this publication was carried out at the jet propulsion laboratory, california institute of technology, under a contract with the national aeronautics and space administration. An alternate form of electric propulsion, the hall effect thruster, was studied. This is a very similar concept in many ways to the ion drive, in that it uses the electrostatic effect to accelerate propellant, but the mechanism is very different. Pdf the total operation time of a hall effect thruster het, i.
Pdf polarauroral charging of the space shuttle and eva. Pdf hall effect thruster erosion mechanism and the thruster. Study of a hall effect thruster working with ambient atmospheric gas. When the us was beginning to investigate the gridded ion drive, the soviet union was investigating the hall effect thruster het. Experimental and theoretical characterization of a hall thruster.