基于非线性整数规划的轨道板最优配置研究  

Research on Optimal Allocation of Track Slab Based on Nonlinear Integer Programming

作　　者：刘大园[1] 庞玲[1] 姚力[1] LIU Dayuan;PANG Ling;YAO Li(China Railway Eryuan Engineering Group Co.,Ltd.,Chengdu 610031,China)

机构地区：[1]中铁二院工程集团有限责任公司,成都610031

出　　处：《高速铁路技术》2018年第4期1-4,共4页High Speed Railway Technology

摘　　要：根据板式无砟轨道中轨道板配置的特点,为减少特殊轨道结构类型并保持最优轨道结构设计参数,达到在设计、施工及运维全寿命周期中技术经济最优的目标,文章建立了基于非线性整数规划的数学模型,借助计算机软件辅助分析,更快、更合理的配置轨道板的铺设方案。通过分析,发现非线性整数规划可有效的解决无砟轨道轨道板的优化配置问题,使得板式无砟轨道在设计中达到合理的资源配置,提高轨道板配置方案的科学性和合理性,具有较重要的应用价值。According to the characteristics of slab allocation of ballastless track,a mathematical model based on the Nonlinear Integer Programming is established in the paper,in order to reduce the types of track components and make the track design parameters optimized,and achieve the goal of optimization of technology and economy throughout the life cycle of design,construction and maintenance. The method makes the laying of track slab faster and more reasonable by computer software assisted analysis. The research is valuable for engineering applications and shows us that the method of Nonlinear Integer Programming has solved the problem of the optimized laying of track slab efficiently,made the resources used more efficiently in the design of slab track,and made the laying of track slab more scientific and more reasonable.

关 键 词：无砟轨道 轨道板 整数规划 

分 类 号：U215.57[交通运输工程—道路与铁道工程]