一种高可靠模块化的航天器通用接口单元设计  

Design of a Spacecraft Universal Data Interface Unit with High Reliability and Modularization

作　　者：张溢 韩璐[1] 刘伟伟[1] 裴楠[1] Zhang Yi;Han Lu;Liu Weiwei;Pei Nan(Beijing Institute of Spacecraft System Engineering,Beijing 100094,China)

机构地区：[1]北京空间飞行器总体设计部,北京100094

出　　处：《航天控制》2021年第5期77-82,共6页Aerospace Control

摘　　要：以综合电子系统的层次化设计模型为基础,提出并实现了一种基于模块化可伸缩的高可靠航天器通用接口单元设计。该设计以标准通用硬件模块、ASIC芯片、层次化总线体结构作为技术支撑,既可实现面向多种平台与载荷航天器的多任务接口适应性,也可实现数据接口单元内部模块资源的交叉重组与系统重构。该航天器通用接口单元已在多个航天器综合电子系统中成功应用,应用情况表明此方案能显著提升航天器通用接口单元的通用性与可靠性,增强系统故障容忍及自主处理能力,利于提升航天器的产品化批产能力与研制效率。Based on the hierarchical design model of spacecraft avionics system,a design scheme of high reliability spacecraft universal data interface unit based on modular and telescopic is proposed and implemented.This scheme is supported by standard general hardware module,ASIC and hierarchical bus structure,which can not only realize the adaptability of multi-task interface facing multiple platforms and payload spacecraft and but also realize the cross-recombination and system reconstruction of module resources within the data interface unit.The spacecraft is general data interface unit that has been successfully applied to multiple spacecraft avionics system,the application performances show that the scheme significantly improves spacecraft versatility and reliability of the general data interface unit,and enhances the system fault tolerance and independent processing ability,and is of great significance for the development efficiency due to the transition promotion of the spacecraft batch production ability.

关 键 词：航天器 综合电子系统 数据接口单元 系统重构 交叉重组 

分 类 号：V446.4[航空宇航科学与技术—飞行器设计]