介绍了一个成本效益高的物联网解决方案,包括设备平台、网关、物联网网络和平台服务器,用于智能铁路基础设施。通过概念验证和实验研究,评估并展示了该解决方案在基于物联网维护方面的适用性。为了验证其潜力和可行性,提出了物联网解决方案的网络架构,并通过进行系统级实施的大规模现场测试评估了候选无线接入技术在功耗和覆盖范围方面传输物联网数据的性能。

In the paper,a cost-effective IoT solution is introduced,including device platforms,gateways,IoT networks,and platform servers,for smart railway infrastructure.Through concept validation and experimental research,the suitability of this solution for IoT-based maintenance is evaluated and demonstrated.In order to infer its potential and feasibility,this article proposes a network architecture for the IoT solution and evaluates the performance of candidate wireless access technologies in terms of power consumption and coverage range for transmitting IoT data through large-scale field tests of system-level implementation.By observing use cases in interdisciplinary approaches,the benefits brought by the IoT are identified.