数字孪生在轨道交通智能建造业中的应用发展

Application and Development of Digital Twin in Intelligent Construction of Rail Transit

数字孪生作为智能轨道建设的关键技术之一,逐渐成为业内研究热点。根据轨道交通智能建造业应用情况,本文从规划设计、加工生产、施工管理和运营维护4个维度,对数字孪生的阶段性成果进行梳理阐述。针对既有研究不足,提出数字孪生技术未来研究方向和重点指向建议。研究结果表明:数字孪生技术能够提高工程质量、降低成本、提高效率,并能提供实时决策支持和全生命周期数据实时共享。数字孪生技术在轨道交通智能建造业中具有广阔的应用前景,将对行业的发展和进步产生积极的推动作用。

As one of the important technologies for intelligent construction of rail transit,digital twin has gradually become a research hotspot in the industry.According to the practice of applying intelligent construction of rail transit,this paper reviewed the phased achievements of digital twin from four dimensions:planning and design,machining and fabrication,construction management,and operation and maintenance.Aiming at the gaps in existing research,this paper suggested future research directions and focal points for digital twin technology.The findings reveal that the digital twin technology can improve project quality,reduce costs and increase efficiency,and it offers real-time supports for making decisions and enables real-time data sharing in the entire lifecycle.It has a broad application prospect in the intelligent construction of rail transit,and will play a positive role in promoting the development of the industry.