Operational compatibility of 30-centimeter-diameter ion thruster with integrally regulated solar array power source
National Aeronautics and Space Administration, 1977 - Technology & Engineering - 24 pages
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1-ampere beam current 30-centimeter-diameter accelerator impingement current accelerator IRSA's accelerator loads accelerator solar arrays accelerator voltage ampere arc recovery array voltage-current curve beam and accelerator beam short circuits beam voltage control logic conventional and hybrid conventional bridge conventional power processor conventional power-processing system discharge chamber efficiency electrical efficiency Figure hybrid and conventional hybrid operation hybrid power-processing system integrally regulated solar interface console IRSA operation IRSA system IRSA-hybrid power-processing system kilohertz kilovolts laboratory solar array Lewis Research Center low mode magnetic baffle current mercury ion thruster milliamperes modules NASA neutralizer coupling voltage neutralizer keeper current percent perveance limit voltage power supplies power systems power-processing system operation processing systems regulated solar arrays regulation switches series-resonant-converter solar array facility solar array sections solar array voltage-current solar cells Solar electric propulsion spontaneous arcs steady-state waveforms thruster beam thruster grid system thruster operating point thruster performance Thruster steady-state transient Unregulated volts waveforms were recorded