分析航天器表面带电机理和安全隐患,结合载人航天器结构实例分析等离子体和航天器作用过程及危害,阐述航天器表面电位主动控制技术发展及其应用情况,并对航天器表面电位主动控制技术的发展趋势作出预测,为进一步研究航天器表面电位主动控制技术提供参考. Analysis of the surface charge mechanism and potential safety hazards of spacecraft, combined with the example of manned spacecraft structure analysis of the role of plasma and spacecraft processes and hazards, described the development of spacecraft surface potential active control technology and its application, and the spacecraft surface potential active control Technology trends to make predictions for the further study of spacecraft surface potential active control technology to provide a reference.