基于数模分离技术的铁路客站数字底座研究  

Research on Digital Base of Railway Passenger Station Based on Digital Analog Separation Technology

作　　者：邱世超 魏英洪 于煬 王然 王栋 赵腾亚 QIU Shichao;WEI Yinghong;YU Yang;WANG Ran;WANG Dong;ZHAO Tengya(China Railway Design Corporation,Tianjin 300308,China)

机构地区：[1]中国铁路设计集团有限公司,天津300308

出　　处：《铁道工程学报》2024年第10期70-75,共6页Journal of Railway Engineering Society

摘　　要：研究目的:随着建筑信息模型(BIM)在铁路客站工程中的不断推广应用,项目完工后将形成大量的基础数字资产,因此需要针对如何提高BIM基础数据资产的再利用率、解决构件资源数量庞大以及模型在下游用户中的数据拓展困难等问题,研究新的技术方法以实现对BIM成果的高效利用,形成铁路客站数字底座,为数字孪生全方位业务应用提供基础数据服务平台。研究结论:(1)提出了以BIM模型为基础,通过可视化引擎平台和关系型数据库构建铁路客站数字底座,实现三维设计成果的数字化交付;(2)从几何和非几何数据处理角度出发,研究制定了基于数模分离技术路线实现系统的轻量化开发应用;(3)通过工程应用实践,验证了该技术方案的可行性和完善性,可支持下游用户利用模型数据信息进行业务功能的拓展和延伸。Research purposes:With the continuous promotion and application of Building Information Model(BIM)in railway station building engineering,a large amount of basic digital assets will be formed after the completion of the project.Therefore,it is necessary to study new technical methods to improve the reuse rate of BIM basic data assets,solve the problems of large component resources,and the difficulty of data expansion in downstream users of the model,and achieve efficient utilization of BIM results,forming a railway passenger station digital base,and providing a basic data service platform for comprehensive business applications of digital twins.Research conclusions:(1)Based on BIM model,a railway passenger station data base is built using a visualization engine platform and relational database,to achieve digital delivery of 3D design results.(2)From the perspective of geometric and non geometric data processing,a lightweight development application of the system based on the digital analog separation technology route has been developed.(3)Through engineering application practice,the feasibility and completeness of this technical solution have been verified,which can support downstream users to expand and extend business functions using model data information.

关 键 词：BIM 数模分离 轻量化 模型重构 关系型数据库 数字底座 

分 类 号：U291[交通运输工程—交通运输规划与管理]