摘要
大功率空间核电推进系统是空间核电源技术和大功率电推进技术的高度融合,具有高能量密度、超高比冲、较大推力的优势,可适用于超大型航天器轨道转移任务、远距离无人深空探测任务、载人火星等大型深空探测任务,能够极大地拓展人类深空探测的能力。本文针对大功率空间核电推进技术,对其工作原理和系统组成进行了介绍,同时开展了关键技术梳理,重点归纳了国内外在技术领域的研究历程和最新进展。
High power nuclear electric propulsion(NEP)highly integrates space nuclear reactor and high power electric propulsion technologies,with the advantages of high power density,very high specific impulse and high thrust,which can be applied for large interplanetary missions,such as orbital transfer task of super large spacecraft,robotic interplanetary missions and manned Mars exploration,greatly enhancing human ability in deep space exploration.This paper presents the principle and system configuration of high power NEP system,and summarizes the progress of several critical techniques.Moreover,both research process and recent development in worldwide are also outlined.
作者
李永
周成
吕征
叶东东
王戈
丛云天
刘镇星
LI Yong;ZHOU Cheng;LYU Zheng;YE Dong-dong;WANG Ge;CONG Yun-tian;LIU Zhen-xing(Beijing Institute of Control Engineering,Beijing 100190,China;China Institute of Atomic Energy,Beijing 102413,China)
出处
《推进技术》
EI
CAS
CSCD
北大核心
2020年第1期12-27,共16页
Journal of Propulsion Technology
关键词
空间核电推进
核反应堆
动态能量转换
大功率电推进
综述
Space nuclear electric propulsion
Nuclear fission reactor
Dynamic energy transfer
High power electric propulsion
Review