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简要陈述了建设隧道应急通信系统可依托的网络资源和传输交换技术,详尽分析了隧道应急通信系统的特殊应用需求,在此基础上提出系统的设计要点。主要包括:系统可靠性设计、独创的总线型拓扑结构设计、高防护等级(IP68)的设计、低功耗设计等。简要陈述了隧道应急通信系统的实现过程、经验教训和系统实际应用情况。
This paper briefly states the network resources and transmission exchange technologies that can be supported by the construction of emergency communication system in tunnel and analyzes the special application requirements of tunnel emergency communication system in detail. Based on this, the key points of system design are put forward. Mainly include: system reliability design, the original bus topology design, high degree of protection (IP68) design, low-power design. Briefly describes the realization process, experience and lessons of tunnel emergency communication system and the practical application of the system.