面向矿山的确定性承载网技术及应用

Deterministic transport network technologies and applications for mines

  • 摘要: 现有矿用确定性承载网研究对时间敏感网络(TSN)和切片分组网络(SPN)的适用边界、协同可能及技术融合路径缺乏深入探讨,未能结合矿山多业务、多层次、高动态的网络承载现实,给出具有指导意义的技术选型与融合组网方案。针对该问题,系统分析了在智能化矿山背景下,工业以太网及面向矿山垂直行业的5G无线接入网对确定性承载网的迫切需求,重点研究了TSN和SPN技术的基本原理与性能特征,TSN关键技术包括业务流量监管、业务确定性调度技术、集中管控技术,SPN关键技术包括切片以太网技术、小颗粒切片技术、分组转发技术。结合矿山生产环境中工业环网的实际组网架构与业务类型,进一步探讨了TSN与SPN在井下通信、远程控制、视频监控及传感器数据传输等典型场景中的适用性与技术局限性。研究表明,SPN凭借其硬隔离能力、灵活业务调度和面向垂直行业的切片特性,更契合矿山工业环网对多业务统一承载和确定性性能保障的要求。最后,论证了SPN作为矿山智能化建设中确定性网络演进的重要技术路径,并为矿山工业环网的升级部署提出了建议。

     

    Abstract: Existing studies on deterministic transport networks for mining lack in-depth discussion of the applicability boundaries of Time-Sensitive Networking (TSN) and Slicing Packet Network (SPN), as well as their potential coordination and technology integration paths. They also fail to combine the realities of multi-service, multi-layer, and highly dynamic network transport in mines to provide technically instructive technology selection and integrated networking solutions. To address this issue, this study systematically analyzed the urgent demand of industrial Ethernet and 5G radio access networks for the mining vertical industry for deterministic transport networks in the context of intelligent mines. It focused on the basic principles and performance characteristics of TSN and SPN. The key technologies of TSN included traffic regulation, deterministic service scheduling, and centralized control, while the key technologies of SPN included sliced Ethernet, fine-granularity slicing, and packet forwarding. Combined with the actual networking architecture and service types of industrial ring networks in mining production environments, the applicability and technical limitations of TSN and SPN in typical scenarios such as underground communication, remote control, video surveillance, and sensor data transmission were further investigated. The results showed that SPN, by virtue of its hard isolation capability, flexible service scheduling, and slicing features for vertical industries, was more consistent with the requirements of mining industrial ring networks for unified multi-service transport and deterministic performance assurance. Finally, this study demonstrates that SPN is an important technological path for the evolution of deterministic networks in the intelligent construction of mines and provides recommendations for the upgrading and deployment of mining industrial ring networks.

     

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