AFDX在航天器综合电子系统中的应用

Application of AFDX in Integrated Electronic System of Space Vehicle

中文关键词:  AFDX  综合电子系统  航天器  总线架构

英文关键词:AFDX  integrated electronic system  space vehicle  bus architecture

中文摘要:

      探讨了传统航天器电子系统总线特点，提出了适应于航天器基于AFDX总线技术的航电综合系统方案和总线架构，利用网络演算算法计算分析了航电综合系统时延，分析了航天飞行器采用AFDX总线的优势，为我国航天电子系统通信总线亟待解决的通信速率低、重量重、成本高等问题提供了一种新的设计思路。

英文摘要:

      The characteristics of the electronic system of the traditional space vehicle are discussed.The scheme and architecture of the integrated electronic system for the space vehicle based on AFDX (avionics full duplex switched Ethernet) are proposed.Time delay of the electronic system is analyzed by using the algorithm of network calculus.The advantages of the space vehicle using AFDX network system are analyzed.It provides a new design idea for communication bus of the electronic system.