航空电台测试系统接地技术的探讨与实现  

Research and Practice of Grounding Technology on ATS for Aviation Transceiver

作　　者：蒋国峰 蒋江涛[2] 

机构地区：[1]空军第一航空学院航空电子工程系,河南信阳464000 [2]中国飞行试验研究院,陕西阎良710089

出　　处：《计算机测量与控制》2010年第12期2697-2698,共2页Computer Measurement &Control

摘　　要：阐述了某航空电台测试系统的设备组成,分析了系统及其设备的信号接地特性,总结了测试系统的接地需求;依据电气设备的接地类型和应用原则,对测试系统的接地进行了分类;运用复合式的接地方法,以大地为"树干",以工作地、电源地、保护地为"树枝",设计了某航空电台测试系统的"树形"接地电路结构;应用结果表明,采用该接地电路有效地去除了干扰,保证了系统的操作安全性与工作稳定性;该树形结构的接地电路已广泛应用到其他设备的测试系统中,取得了较好的应用效果。The makeup of some ATS for Aviation Transceiver is introduced.The characteristic of grounding for the ATS and equipments is analyzed.The requirement to grounding for the ATS is summarized.According to the style of wiring and the rule of application,the grounding of ATS is classified.The ＂Grounding Tree＂ is designed through multiplex grounding.The earth is trunk and working grounding、power grounding、dependency is branch of the ＂Grounding Tree＂.The circuit of the ＂Grounding Tree＂ is designed.The result in practice proves this grounding circuit can filter jam effectively with work security and stability.The structre of the ＂Grounding Tree＂ is applied to the other ATS,and produce strinking effect.

关 键 词：航空电台 测试系统 接地 

分 类 号：TN98[电子电信—信息与通信工程]