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介绍了交通运输国家级虚拟仿真实验教学中心的总体构架及拟开展实验项目,分析了交通运输虚拟仿真实验中心仿真平台特征:建立面向综合交通仿真运用的海量、多源、异构基础大数据平台,建成“全过程、半实物、虚拟现实”的铁路规划设计运营一体化仿真实验平台,建成基于大数据的道路交通规划、设计、管控与运营评价仿真实验平台等;归纳说明交通运输仿真软件的主要建模技术如交通环境构建技术、载运工具行为模型、交通参与者人的行为建模、各种交通供给及管理方式的建模及特点,给出中心虚拟仿真技术的未来发展建议。
This paper introduces the overall architecture of the national virtual simulation experiment teaching center for transportation and the experimental project to be carried out, and analyzes the characteristics of the simulation platform of the transportation virtual simulation experiment center: to build the massive, multi-source and heterogeneous big data platform for comprehensive traffic simulation , And built an integrated simulation experiment platform for railway planning, design, operation and integration of “whole process, semi-physical and virtual reality” to build a simulation and experiment platform for road traffic planning, design, management and control and operation based on big data, etc .; and summarized the simulation of transportation The main software modeling techniques such as traffic environment construction technology, vehicle behavior model, behavior modeling of traffic participants, modeling and characteristics of various traffic supply and management modes, and the future development suggestions of the center virtual simulation technology are given.