收稿日期:2021-04-14修回日期:2021-05-15第40卷第2期计算机仿真2023年2月文章编号:1006-9348(2023)02-0190-07考虑场桥效率的集卡失约优化仿真赵旭,张宝国,索浩(大连海事大学交通运输工程学院,辽宁大连116026)摘要:码头外集卡预约系统能够有效的减少港口拥堵,提高港口作业效率,但是失约率是影响预约系统的重要因素。为研究失约对预约系统的影响,降低外集卡在闸口和堆场排队时间,建立考虑场桥资源配置的具有失约现像的集卡预约优化模型。模型利用马尔可夫和排队论分别计算外集卡在闸口和堆场的等待时间,应用matlab仿真,对模型进行深入探讨并给出详细的数值性能分析,同时量化了失约现象对预约系统损耗的影响,得出了不同失约率成本最低值。关键词:预约排队;失约现象;马尔可夫;排队论;仿真中图分类号:U691.33文献标识码:BSimulationofSetCardFailureOptimizationConsideringFieldBridgeEfficiencyZHAOXu,ZHANGBao-guo,SUOHao(CollegeofTransportationEngineering,DalianMaritimeUniversity,DalianLiaoning116026,China)ABSTRACT:Thereservationsystemofcollectingcardsoutsidethewharfcaneffectivelyreduceportcongestionandimprovetheefficiencyofportoperation,butthecancellationrateisanimportantfactoraffectingthereservationsys-tem.Inordertostudytheinfluenceofmissedappointmentonthereservationsystemandreducethequeuingtimeofexternalsetcardatthegateandyard,anoptimizationmodelofsetcardreservationwithmissedappointmentimageconsideringtheresourceallocationoffieldbridgewasestablished.Inthismodel,Markovandqueuingtheorywereusedtocalculatethewaitingtimeoftheoutersetcardatthegateandtheyardrespectively.Matlabsimulationwasusedtoconductin-depthdiscussiononthemodelandgivedetailednumericalperformanceanalysis.Meanwhile,theinfluenceofnon-appointmentphenomenononthelossofthereservationsystemwasquantized,andtheminimumcostvalueofdifferentnon-appointmentratewasobtained.KEYWORDS:Appointmentqueue;Missphenomenon;Markov;Queuingtheory;Simulation1引言近年来,由于我国日益完善的集装箱港口硬件设备,集装箱吞吐量快速增加,港口堆场集装箱进出口流动大,这对集卡的运输效率提出了更高的要求,集卡预约系统能够降低集卡港内周转时间和排队等待时间,但是受客观因素影...