基于Simulink仿真的用户星天线控制系统分析  

Analysis of Simulink-based antenna control system on user satellite

作　　者：龙甲禄[1] 闫剑虹[1] 

机构地区：[1]中国空间技术研究院西安分院,陕西西安710100

出　　处：《现代电子技术》2012年第13期56-58,62,共4页Modern Electronics Technique

摘　　要：为满足中继卫星系统对天线指向精度的要求,首先描述了天线指向控制概念,对用户星与中继卫星星间链路的建立过程进行了分析,并且设计了星上自主控制方案,在Simulink环境下对所设计的天线指向控制系统进行了数学仿真,最后通过对仿真结果的分析验证了用户星天线控制系统的跟踪性能。To meet the need of the antenna pointing accuracy of data relay satellite system,the antenna pointing control concept is described,and the establishment process of the link between the user satellite and data relay satellite is analyzed.A scheme for satelite-borne autonomous control is designed.A mathematic simulation of the antenna pointing control system is conducted under the Simulink circumstance.The tracking performance of the antenna control system on the user satellite is verified by the analysis of the simulation results.

关 键 词：控制方案 SIMULINK 跟踪性能 天线指向 

分 类 号：TN957.2[电子电信—信号与信息处理]