宇航计测技术

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新一代总线技术AFDX在箭载测量系统设计中的应用研究

王丹1;万端华1;李薇1;路娟1;王宁1   

  1. 1、北京宇航系统工程研究所,北京 100076
  • 出版日期:2017-08-24 发布日期:2017-08-24
  • 作者简介:王丹(1982-),女,高级工程师,主要研究方向:运载火箭测量系统总体设计。

Research of the Application of New Network Technology AFDX in Design of Launch Vehicle Measurement System

WANG Dan1;WAN  Duan-hua1;LI Wei1;LU Juan1;WANG Ning1   

  1. 1、Beijing Institute of Astronautical Systems Engineering, Beijing 100076,China
  • Online:2017-08-24 Published:2017-08-24

摘要: 传统的箭载测量系统数据传输由点到点的电缆完成,存在布线复杂、占用空间大、质量大、通信速率低等方面的不足,为此提出将新一代总线AFDX应用于箭载测量系统的设计思路。介绍了新一代基于以太网的总线技术AFDX,研究、比较了其技术特点和关键技术,并对基于AFDX的箭载测量系统数据综合网络拓扑结构进行了设计,为设计更高可靠性、更快通信速率、更强灵活性的箭载测量系统提供参考依据。

关键词: AFDX, 关键技术, 测量系统

Abstract: Cables from one point to another point were used to transmit signals in traditional launch vehicle measurement system, which had disadvantages in terms of complex thread, large space, heavy quality, low speed of communication and so on. The application of new network technology AFDX in design of launch vehicle measurement system is presented as an idea to solve the problems. The new network technology AFDX based on Ethernet is introduced,while its characteristics and key technologies are researched and compared with other network technologies. The topology of data integration is explored for launch vehicle measurement system based on AFDX, which may provide basis for constructing a launch vehicle measurement system with higher dependability, flexibility and speed of communication.

Key words: AFDX, Key technology, Measurement system