基于PON架构混合总线的运载火箭电气设计  

Design of Electrical System for Launch Vehicle Based on PON Topology Hybrid Bus

作　　者：贾睿 宁雷 叶志鹏 梁浩 Jia Rui;Ning Lei;Ye Zhi-peng;Liang Hao(Beijing Institute of Astronautical Systems Engineering,Beijing,100076)

机构地区：[1]北京宇航系统工程研究所,北京100076

出　　处：《导弹与航天运载技术》2021年第1期121-126,共6页Missiles and Space Vehicles

摘　　要：针对运载火箭大量应用成熟产品和设计,以及信息交互能力急需提升的问题,提出了新型无光源网络架构的混合总线方案,在兼容成熟1553B总线产品的同时,实现了高速总线信息传输能力和拓展能力,针对运载火箭具体应用,设计了箭上混合总线电气方案,开展了软件设计和仿真试验验证。试验结果表明,设计的混合总线电气系统工作正常,总线传输具有高速率、低延迟特性。A data transfer method for electrical system of launch vehicle based on PON topology hybrid bus is proposed to solve the requirement of high transmission rate and keep using proven 1553B products.This new hybrid bus is satisfied with high transmission rate and expansibility.The thesis provided a detailed electrical system solution for launch vehicle according to user requirements based on the new bus topology,designing the user defined protocol and emulated the function.The experimental results show that the designed electrical system can not only meet the functional requirements,but also has verified its transmission characteristics of low delay and high transmission rate.

关 键 词：运载火箭 电气系统 PON架构 混合总线 

分 类 号：V19[航空宇航科学与技术—人机与环境工程]