国外星载大电流直流开关电源均流技术综述  

Review of Current Sharing Technology for Foreign Space-borne High-current DC/DC Converter

作　　者：方唱凯 王卫国[1] 郭显鑫 高波[1] FANG Changkai;WANG Weiguo;GUO Xianxin;GAO Bo(Lanzhou Institute of Physics,Lanzhou 730000,China;Department of Electrical Automation,Shaoxing University of Arts and Sciences,Shaoxing,Zhejiang 312000,China)

机构地区：[1]兰州空间技术物理研究所,兰州730000 [2]绍兴文理学院电气自动化系,浙江绍兴312000

出　　处：《航天器工程》2021年第2期128-135,共8页Spacecraft Engineering

摘　　要：根据当前航天器用电设备对于大电流、大功率卫星电源系统的需求,以及宇航领域的高可靠性要求,引出并联电源的思路,论述了并联均流控制技术的种类和基本原理,并梳理了目前国际上宇航领域高可靠电源供应商已有的解决方法。根据国内宇航领域传统的单一电源大电流供电存在的问题,提出了开展相关研究的思路与建议,以期为航天领域高可靠的大电流直流开关电源开发及应用提供参考。Spacecraft electrical equipment has put forward requirements for high-current and high-power satellite power systems.And,there are the requirements of high reliability in space application.Considering these requirements,this article introduces the idea of parallel power supplies.The types and basic principles of parallel current sharing control technology is discussed,and existing solutions of space-applied high-reliability DC/DC converters in international suppliers are sorted out.According to the problems of the traditional single-power supply of high current DC/DC converters which are applied in Chinese spacecraft,ideas and suggestions for related research is proposed,in order to provide reference for the development of high-reliability high-current DC/DC converters for space application.

关 键 词：卫星 大电流 直流/直流变换器 均流技术 高可靠性 

分 类 号：V423[航空宇航科学与技术—飞行器设计]