地铁信号系统通过无线基站进行数据传输和通信,为列车提供准确的位置和速度信息,指导列车的运行.射频拉远单元(Remote Radio Unit,RRU)是地铁信号系统的关键组成部分,需要稳定可靠的电源供应来确保正常运行.由于地铁环境复杂且具有高度可靠性要求,RRU供电面临一系列挑战和限制.为提高地铁信号系统运行的稳定性,分析了RRU在地铁信号系统中的重要性,明确其在信息传输和信号稳定性方面的核心地位.接下来,针对现有供电模式中的局限性和存在的问题进行探讨,揭示了主要问题,如供电不稳定、能耗过高等.针对这些问题,进一步提出了有效的解决措施.
Discussion on Power Supply Issues of RRU in Metro Signal System
The subway signal system conducts data transmission and communication through wireless base stations,providing accurate location and speed information for the train,as well as guiding the operation of the train.The Remote Radio Unit,(RRU)is a key component of the subway signal system,which requires a stable and reliable power supply to ensure normal operation.Due to the complex subway environment and high reliability requirements,RRU power supply faces a series of challenges and limitations.In order to improve the stability of subway signal system,the importance of subway signal system is analyzed,and its core position in information transmission and signal stability is clarified.Next,the limitations and existing problems in the existing power supply mode are discussed,and the main problems are revealed,such as power supply instability and high energy consumption.In view of these problems,the effective solutions are further put forward.
NETL
NSTL
万方数据
