离子液体静电喷雾推力器研究进展及关键技术  

Review of Research and Key Technologies on Ionic Liquid Electrospray Thruster

作　　者：杨云天 李小康[1] 郭大伟 车碧轩 程谋森[1] YANG Yun-tian;LI Xiao-kang;GUO Da-wei;CHE Bi-xuan;CHENG Mou-sen(College of Aerospace Science and Engineering,National University of Defense Technology,Changsha 410073,China)

机构地区：[1]国防科技大学空天科学学院,长沙410073

出　　处：《宇航学报》2021年第12期1579-1589,共11页Journal of Astronautics

摘　　要：综合文献及作者实践,介绍了离子液体静电喷雾推力器(ILET)的工作原理和特点。从ILET工作过程数值分析研究、结构研究、性能测试及束流诊断三方面总结了离子液体静电喷雾推力器的研究现状。在此基础之上总结和评述了数值模拟技术、高精度制造与装配、微功率高压电源、推力器性能测试等推力器研制过程涉及的关键技术及存在的困难。最后针对离子液体静电喷雾推力器技术和未来应用,给出了相关认识和建议。Based on the literature and the author’s practice,the working principle and characteristics of the ionic liquid electrospray thruster(ILET)are introduced.The research status of ILET is summarized from three aspects,i.e.numerical analysis research of ILET working process,structural research,and performance and beam test.On the basis,the key technologies and difficulties involved in the development process such as numerical simulation,high-precision manufacturing and assembly,micro-power high-voltage power supply,and thruster performance testing technology are summarized and reviewed.Finally,the relevant knowledge and suggestions are given for ILET technology and future applications.

关 键 词：离子液体 静电喷雾 数值分析 设计制造 束流诊断 

分 类 号：V439.4[航空宇航科学与技术—航空宇航推进理论与工程]