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作 者:简文良 谢美娟 何艺 JIAN Wenliang;XIE Meijuan;HE Yi(Fujian Technology and Economy Integration Platform for Digitalization of Transportation&Logistics,Fujian University of Technology,Fuzhou 350118,Fujian,China;School of Transportation,Fujian University of Technology,Fuzhou 350118,Fujian,China;School of Traffic and Transportation,Beijing Jiaotong University,Beijing 100044,China)
机构地区:[1]福建理工大学福建省交通物流业数字化科技经济融合服务平台,福建福州350118 [2]福建理工大学交通运输学院,福建福州350118 [3]北京交通大学交通运输学院,北京100044
出 处:《铁道运输与经济》2025年第3期38-49,共12页Railway Transport and Economy
基 金:福建省自然科学基金项目(2021J05226,2022J01938)。
摘 要:运输时间可靠性是多式联运路径选择的重要影响因素之一,基于运输作业全流程的离散事件仿真评估公铁联运时间可靠性,并将其引入公铁联运路径选择的影响因素集合,依据广义成本理论,建立包含运费成本、换装费用成本、时间价值成本和可靠性价值成本的广义成本函数,以广义成本函数最小为目标构建公铁联运路径选择模型,改进模拟退火算法用于模型求解。以内陆腹地至福州港的集装箱运输网络为例开展实证研究,结果表明:托运人选择偏好对公铁联运路径选择结果具有显著影响,表现为托运人的时间价值越高,其最优联运路径中公路运距占“门到门”总运距的比例越高;而托运人的可靠性价值越高,其最优联运路径中公路运距占比越低。Travel time reliability is an important factor affecting the route choice of intermodal transportation.Based on discrete event simulation of the whole process of transportation operation,travel time reliability of rail-road intermodal transportation was evaluated.Then,the evaluation results were introduced into the influencing factor set for route choice of road-rail intermodal transportation.According to generalized cost theory,a generalized cost function that included freight cost,transfer cost,time value cost,and reliability value cost was established.A route choice model for road-rail intermodal transportation was constructed with the goal of minimizing the generalized cost function,and an improved simulated annealing algorithm was used to solve the model.A case study on container transportation networks from inland hinterlands to Fuzhou Port was conducted.Results show that shippers’preference has a significant impact on route choice of road-rail intermodal transportation.It reveals that shippers with a higher value of time will choose an optimal road-rail intermodal transportation route with a higher proportion of road transportation distance in the total “door-to-door” transportation distance, while shippers with a higher value of reliability will choosea road-rail intermodal transportation route with a lower proportion of road transportation distance.
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