城市轨道交通信号系统车地多重无线冗余方案应用研究  

Research on the Application of Vehicle-ground Wireless Multiple Redundancy Scheme in Urban Rail Transit Signal System

作　　者：丁青 Ding Qing(CASCO Signal Ltd,Shanghai,China)

机构地区：[1]卡斯柯信号有限公司,上海

出　　处：《科学技术创新》2023年第25期112-115,共4页Scientific and Technological Innovation

摘　　要：为保证无线通信系统稳定可靠的进行车地信息传输,通过PRP方案改善了车地无线通信系统冗余架构,提升车地之间无线传输链路的冗余性,并减少因为单制式无线通信系统(LTE或WLAN)故障导致的车地通信业务中断,进而提高城轨信号系统的可靠性和可用性,保证列车正常平稳运营。The paper focuses on improving the stably and reliably to transmit the vehicle-ground information by wireless systems,the PRP scheme improves the redundant architecture of the vehicle-ground wireless communication system,improve the redundancy of the vehicle-ground wireless transmission link,and reduce the interruption of the vehicle-ground communication service caused by the failure of the single-system wireless communication system(LTE or WLAN),thus improving the reliability and availability of the urban rail signal system,and ensure the normal and smooth operation of vehicle.

关 键 词：CBTC 无线通信系统 PRP 冗余性 可靠性 

分 类 号：U239.5[交通运输工程—道路与铁道工程] U284