Micro-nano satellite electric propulsion power supply system

Abstract

The utility model relates to a kind of electric propulsion power supply systems for micro-nano satellite.The system includes high-voltage pulse arc starting module and high-temperature arc maintaining module, and two modules share the same satellite bus power input;High-voltage pulse arc starting module adopts single-ended boost topology structure, and the module includes power input, input filter, single-ended boost circuit and power output, and the module is used to provide the transient high voltage required for arc formation;High-temperature arc maintaining module includes power input, input filter, power switch circuit, high-frequency transformer, rectifier filter circuit and power output;The module is used to continuously output stable electric energy after arc stable combustion.Compared with prior art, the utility model has the advantages of smoothly promoting micro-nano satellite climbing track and adjusting attitude, helping micro-nano satellite engine high specific impulse, accurate thrust, long-life target realization, etc.

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