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作 者:胡郁葱[1] 冯绮璐 贺科智 龚泰霖 HU Yucong;FENG Qilu;HE Kezhi;GONG Tailin(School of Civil Engineering and Transportation,South China University of Technology,Guangzhou Guangdong 510641,China;Department of Industrial Engineering,Tsinghua University,Beijing 100084,China)
机构地区:[1]华南理工大学土木与交通学院,广东广州510641 [2]清华大学工业工程系,北京100084
出 处:《广西师范大学学报(自然科学版)》2024年第4期41-50,共10页Journal of Guangxi Normal University:Natural Science Edition
基 金:国家自然科学基金(72071079);国家级大学生创新创业训练计划(202210561147)。
摘 要:为改善机场远程停车旅客接驳服务水平,本文提出利用模块化车辆技术构建无人驾驶远程接驳系统,以乘客和运营方总经济成本最小为目标,同时考虑系统的安全性、人数守恒和运营质量等约束,构建不等发车时距的调度模型,并使用商业求解器Gurobi求解。为提升模型求解速度,同时设计了遗传算法,并对2种方式的求解速度以及精度进行比较分析。结果表明:Gurobi求解器所求的发车方案为最优,遗传算法求得近似解,二者仅相差3.4%,但遗传算法所需的计算时间是Gurobi的1%;而从解的质量来看,有微小差别的总成本基本也能满足实际运营需要。此外,通过与穿梭巴士发车方案相比,发现基于模块化车辆技术的发车接驳方案总成本降低64.50%,乘客平均等待时间降低76.35%,证明该方案比传统方案具有更好的经济性,并能大幅提高系统的服务水平。In order to improve the level of remote parking passenger shuttle service at airports,an autonomous remote shuttle system using modular vehicle technology is constructed,with the objective of minimizing the total economic cost for passengers and operators,while considering the constraints of system safety,number of people conservation and operation quality,a dispatching model is constructed with unequal departure time by using a commercial solver Gurobi.To improve the speed in model-solving,a genetic algorithm is also designed,and the speed and accuracy in model-solving of the two methods are compared and analyzed.The results show that the departure solution by Gurobi solver is optimal,and the genetic algorithm obtains an approximate solution with a difference of only 3.4%,but the computation time required by the genetic algorithm is 1%of that of Gurobi;and the total cost with a small difference can basically meet the actual operation needs in terms of the quality of the solution.In addition,by comparing with the shuttle bus departure scheme,it is found that the total cost of the departure scheme based on modular vehicle technology is reduced by 64.50%and the average passenger waiting time is reduced by 76.35%,which proves that the scheme has better economy than the traditional scheme and can significantly improve the service level of the system.
关 键 词:模块化车辆 远程接驳 调度 Gurobi求解 遗传算法
分 类 号:V35[航空宇航科学与技术—人机与环境工程] U492.22[交通运输工程—交通运输规划与管理]
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