郑明物流公司物流网络系统设计摘要：本文首先对物流配送的相关理论进行介绍，详细介绍了物流网络、配送、以及配送中心的概念，并对配送中心的职能与分类进行了阐述。随后针对冷链配送进行了相关理论的介绍，说明了冷链配送的概念以及配送特点，并针对郑明物流公司进行了冷链配送层面存在的问题的分析。最后在详细介绍寻址及配送路径算法的基础上以重心法与遗传算法为方法基础，以重庆市永辉连锁超市为服务对象，对郑明公司配送物流网络系统进行了设计。关键词：物流配送、物流网络、配送中心选址PAGE\*MERGEFORMATIPAULLogisticsCompanyLogisticsNetworkSystemDesignAbstract:Thispaperfirstlyintroducestherelatedtheoryoflogisticsdistribution,introducestheconceptoflogisticsnetwork,distribution,anddistributioncenter,andexpoundsthefunctionsandclassificationofdistributioncenter.Thentherelevanttheoryofcoldchaindistributionwasintroduced,theconceptofcoldchaindistributionanddistributioncharacteristicswereexplained,andtheproblemsexistedinthecoldchaindistributionofZhengMinglogisticscompanywereanalyzed.Finallyindetailaddressingandroutingalgorithmbasedongravitymethodandgeneticalgorithmbasedapproach,inChongqingYonghuisupermarketchainastheserviceobject,ofZhengmingcompanylogisticsanddistributionnetworksystemisdesigned.Keywords：Logisticsdistribution,logisticsnetwork,distributioncenterlocation目录摘要...........................................................................................................................................IAbstract......................................................................................................................................I第一章研究背景与意义.........................................................................................................41.1选题背景....................................................................................................................41.2选题目的与意义.......................................................................................................51.3国内外发展现状.........................................................................................................51.3.1国外现代物流的发展..............................................................................51.3.2我国冷链物流发展的现状......................................................................61.4冷链物流的发展趋势.................................................................................71.5研究路线和方法.........................................................................................................71.5.1研究路线..................................................................................................71.5.2研究方法..................................................................................................7第二章物流网络系统构建相关理论介绍.............................................................................82.1物流网络的概述.........................................................................................................82.2配送概述.....................................................................................................................82.3配送中心的概述.........................................................................................................92.3.1配送中心的概念......................................................................................................92.3.1配送中心的分类.................
