激光-电磁复合推力器研究现状与展望

Review and Prospect of Laser-Electric Hybrid Thruster

激光-电磁复合推力器不仅具有比冲高和体积小的特点,还具有推力精准可控、工作稳定、抗干扰强以及效率高的优势,可为微纳卫星提供可靠的动力来源。本文对激光-电磁复合推力器的相关研究进行了较为全面的介绍,概述了此类推力器的基本原理与优势特征,重点总结了样机设计、数值模型与推进剂研制三部分内容的研究进展,归纳了现有研究内容的关键问题。在此基础上,对激光-电磁复合推力器的进一步发展方向进行了展望。

Laser-electric hybrid thrusters are expected to achieve the higher specific impulse and the small⁃er volume,and they also have the advantages of accurate and controllable thrust,stable operation,strong antiinterference and high efficiency,which is now perceived as an advanced propulsion system to support the precise maneuvering of microsatellites.This paper presented a comprehensive review to the related research of laser-elec⁃tric hybrid thrusters,summarized the basic principle and advantages of this kind of thruster,focused on the re⁃search progress of prototype design,numerical model and propellant development,and included the key prob⁃lems of the existing researches.On the basis,the further key directions of laser-electric hybrid thrusters are pros⁃pected to provide reference for the research and application of space propulsion technology,and promote the fur⁃ther development of Chinese electric propulsion industry.