Determining working parameters for the Hall-effect thruster with permanent magnets

Authors

DOI:

https://doi.org/10.15587/1729-4061.2025.322814

Keywords:

Hall-effect thruster, permanent magnets, engine thrust, specific impulse, engine efficiency

Abstract

The object of this study is a Hall-effect thruster with a magnetic system on permanent magnets with minimal power consumption of electric energy, designed by Flight Control LLC (Ukraine). The task addressed in the study was to minimize the power consumed by the engine by excluding electromagnets from the engine’s magnetic system and using only permanent magnets in the magnetic system. To solve this task, a laboratory model of a Hall-effect thruster with permanent magnets was built and the operating parameters and characteristics of the engine were experimentally determined. As a result of laboratory studies of the operating parameters of the engine with permanent magnets, the volt-ampere characteristics of the engine discharge were obtained at fixed working gas (xenon) flow rates. The dependences of engine thrust on the mass flow rate of the working gas at fixed discharge voltages were also obtained. Based on the experimental data, the dependences of specific impulse of the engine anode block on the discharge voltage, as well as the dependences of efficiency of the engine anode block on discharge voltage and the working substance flow rates were calculated. The studies have shown that in Hall-effect thrusters of low thrust, in order to minimize the specific power as part of the magnetic system, it is quite possible to use permanent magnets. In particular, for the power range (100–200) W, the values of thrust (3–10) mN, specific impulse (700–1350) s, and efficiency of the anode block (25–37) % were achieved, which corresponds to the parameters of the considered prototypes with the conventional and combined structure of the magnetic system. The results of the work could be used in practice when designing Hall-effect thrusters of low specific power

Author Biographies

Olexandr Petrenko, Oles Honchar Dnipro National University

Doctor of Technical Sciences, Professor

Department of Cyber Security and Computer-Integrated Technologies

Viktor Pererva, Oles Honchar Dnipro National University

PhD, Associate Professor

Department of Rocket and Space and Innovative Technologies

Viktor Maslov, FLIGHT CONTROL LLC

Research Engineer

Department for the Development of EPS

References

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Determining working parameters for the Hall-effect thruster with permanent magnets

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Published

2025-02-28

How to Cite

Petrenko, O., Pererva, V., & Maslov, V. (2025). Determining working parameters for the Hall-effect thruster with permanent magnets. Eastern-European Journal of Enterprise Technologies, 1(5 (133), 29–35. https://doi.org/10.15587/1729-4061.2025.322814

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Section

Applied physics