WebApr 12, 2024 · NASA’s Evolutionary Xenon Thruster (NEXT) is a candidate for future deep space missions that offers high efficiency and specific impulse over a large power throttling range. One of the key life-limiting components is the ion accelerator system, which is subject to sputter erosion by low energy discharge plasma ions incident on the upstream … WebJan 11, 2016 · The positively charged ions migrate toward grids that contain thousands of very precisely aligned holes (apertures) at the aft end of the ion thruster. The first grid is the positively charged electrode (screen …
Gridded Ion Thrusters (NEXT-C) - Glenn Research Center
WebShaun currently holds a Graduate Research Fellowship (borsa di ricerca) with the Advanced Space Propulsion Group, Università degli Studi di Padova, where his research interests are helicon plasma thrusters, computational plasma physics (mainly Particle-in-Cell), magnetic nozzles and advanced optimisation methods for propulsion system design. > He … Webof a Gridded Ion Thruster NASA/TM—2010-216930 December 2010 AIAA–2010–216930 National Aeronautics and Space Administration Glenn Research Center Cleveland, Ohio 44135 Prepared for the 49th Joint Propulsion Conference and Exhibit cosponsored by the AIAA, ASME, SAE, and ASEE bts in commercials
Mission Comparison of Hall Effect and Gridded Ion Thrusters
WebFeb 11, 2024 · A global (volume-averaged) model of a gridded-ion thruster is proposed. The neutral propellant (xenon gas) is injected into the thruster chamber at a fixed rate and a plasma is generated by ... WebFigure 1: Gridded ion thruster (Wikipedia) A.2 Electrothermal Electrothermal propulsion works by using electric energy transfer heat to a propellant and increase its efficiency and Isp. This is done by heating an element in which the propellant is … WebSep 15, 2024 · The capabilities and limitations related to erosion measurements of EP thrusters are, exemplary, demonstrated for a gridded ion thruster RIT-22 and a Hall … expanding and factorising simple expressions