您好,欢迎访问三七文档
当前位置:首页 > 行业资料 > 交通运输 > 宜生乳业冷链物流配送方案优化设计
分类号:F509F509F509F509密级:公开UDCUDCUDCUDC:单位代码:10424104241042410424工程硕士学位论文宜生乳业冷链物流配送方案优化设计宜生乳业冷链物流配送方案优化设计宜生乳业冷链物流配送方案优化设计宜生乳业冷链物流配送方案优化设计马怀福申请学位级别:硕士学位领域名称:物流工程指导教师姓名:段治平职称:教授副指导教师姓名:张西庭职称:高级经济师山东科技大学二〇一二年五月论文题目:论文题目:论文题目:论文题目:宜生乳业冷链物流配送方案优化设计宜生乳业冷链物流配送方案优化设计宜生乳业冷链物流配送方案优化设计宜生乳业冷链物流配送方案优化设计作者姓名:作者姓名:作者姓名:作者姓名:马怀福入学时间:入学时间:入学时间:入学时间:2020202010101010年9999月领域名称:领域名称:领域名称:领域名称:物流工程研究方向:研究方向:研究方向:研究方向:生产物流与供应链管理指导教师:指导教师:指导教师:指导教师:段治平职职职职称:称:称:称:教授副指导教师:副指导教师:副指导教师:副指导教师:张西庭职职职职称:称:称:称:高级经济师论文提交日期:论文提交日期:论文提交日期:论文提交日期:2012201220122012年5555月论文答辩日期:论文答辩日期:论文答辩日期:论文答辩日期:2012201220122012年6666月5555日授予学位日期:授予学位日期:授予学位日期:授予学位日期:THETHETHETHEOPTIMIZATIONOPTIMIZATIONOPTIMIZATIONOPTIMIZATIONDESIGNDESIGNDESIGNDESIGNOFOFOFOFYI-SHENGYI-SHENGYI-SHENGYI-SHENGDAIRYDAIRYDAIRYDAIRYCOLDCOLDCOLDCOLDCHAINCHAINCHAINCHAINLOGISTICSLOGISTICSLOGISTICSLOGISTICSDISTRIBUTIONDISTRIBUTIONDISTRIBUTIONDISTRIBUTIONSCHEMESCHEMESCHEMESCHEMEAAAADissertationDissertationDissertationDissertationsubmittedsubmittedsubmittedsubmittedininininfulfillmentfulfillmentfulfillmentfulfillmentofofofofthethethetherequirementsrequirementsrequirementsrequirementsofofofofthethethethedegreedegreedegreedegreeofofofofMASTERMASTERMASTERMASTEROFOFOFOFENGINEERINGENGINEERINGENGINEERINGENGINEERINGfromfromfromfromShandongShandongShandongShandongUniversityUniversityUniversityUniversityofofofofScienceScienceScienceScienceandandandandTechnologyTechnologyTechnologyTechnologybbbbyyyyMaMaMaMaHuaifuHuaifuHuaifuHuaifuSupervisor:Supervisor:Supervisor:Supervisor:ProfessorProfessorProfessorProfessorDuanDuanDuanDuanZhipingZhipingZhipingZhipingCollegeCollegeCollegeCollegeofofofofEconomicsEconomicsEconomicsEconomicsandandandandManagementManagementManagementManagementMayMayMayMay2012201220122012声明本人呈交给山东科技大学的这篇硕士学位论文,除了所列参考文献和世所公认的文献外,全部是本人在导师指导下的研究成果。该论文资料尚没有呈交于其它任何学术机关作鉴定。工程硕士生签名:日期:AFFIRMATIONAFFIRMATIONAFFIRMATIONAFFIRMATIONIIIIdeclaredeclaredeclaredeclarethatthatthatthatthisthisthisthisdissertation,dissertation,dissertation,dissertation,submittedsubmittedsubmittedsubmittedininininfulfillmentfulfillmentfulfillmentfulfillmentofofofofthethethetherequirementsrequirementsrequirementsrequirementsforforforforthethethetheawardawardawardawardofofofofMasterMasterMasterMasterofofofofPhilosophyPhilosophyPhilosophyPhilosophyininininShandongShandongShandongShandongUniversityUniversityUniversityUniversityofofofofScienceScienceScienceScienceandandandandTechnology,Technology,Technology,Technology,isisisiswhollywhollywhollywhollymymymymyownownownownworkworkworkworkunlessunlessunlessunlessreferencedreferencedreferencedreferencedofofofofacknowledge.acknowledge.acknowledge.acknowledge.TheTheTheThedocumentdocumentdocumentdocumenthashashashasnotnotnotnotbeenbeenbeenbeensubmittedsubmittedsubmittedsubmittedforforforforqualificationqualificationqualificationqualificationatatatatanyanyanyanyotherotherotherotheracademicacademicacademicacademicinstitute.institute.institute.institute.Signature:Signature:Signature:Signature:Date:Date:Date:Date:山东科技大学工程硕士学位论文摘要1摘要冷链配送在整个冷链物流系统中起着举足轻重的作用,并且是我国整个冷链物流系统中的最薄弱环节,主要存在效率低,耗损率过高等现象。这些问题主要是由于对配送方案规划的不合理造成的。因此,只有合理地进行冷链物流配送方案的优化设计,才能有效地弥补冷链物流系统中存在的这些不足。而低温乳制品生产企业对配送要求较高,因为乳制品的保质期较短,配送地点相对分散,进行科学合理的配送工作对企业的生产经营和经济效益影响很大,因此,研究乳制品企业的冷链物流配送问题具有十分重要的意义。本文在详细阐述冷链物流的含义、价值构成等特征之后,总结出冷链配送与常温配送特征之间的差别,并且对乳制品冷链物流配送的特殊性进行了介绍。然后以济宁宜生乳制品有限公司(简称宜生乳业)为研究对象,对其配送的基本情况进行了概述,并分析了其冷链物流配送的现状,找出公司在配送线路安排、车辆利用率、客户满意度等方面存在的主要问题。本文重点,一是针对宜生乳业冷链物流配送现状及问题,以常温物流配送模型为基础,加入载重量罚函数和混合时间窗限制,建立了宜生乳业冷链配送优化模型,使其更加贴近宜生乳业冷链物流配送的实际情况。二是根据所建立配送模型的特点,基于遗传算法的并行搜索能力等特点,遵循最优保留原则,采用实数编码、两点交叉操作和均匀变异操作方式,求解冷链配送模型。三是基于宜生乳业的实际配送任务,建立的模型及模型求解算法,对其冷链配送方案进行了详细的优化。在配送模型求解过程中,采用MATLAB7.0进行运算,得出春夏秋冬四个季节不同的配送方案。随后对优化前后的配送方案进行了对比,结果表明,利用改进的配送模型使设计结果更加贴近实际配送情况,缩短了配送的距离,提高了车辆的利用率等。关键词:宜生乳业;冷链物流;配送;遗传算法;时间窗山东科技大学工程硕士学位论文摘要2ABSTRACTABSTRACTABSTRACTABSTRACTColdchaindistributionthroughoutthecoldchainlogisticssystemplaysanimportantrole,coldchaininChinaisthewholecoldchainlogisticsdistributionsystemoftheweaklink,mainlyistheefficiencyislow,andthehighrateofconsumptionphenomenon.Theproblemislargelyduetotheunreasonabledistributionprogramplanningandcause.Therefore,onlyreasonabletocoldchainlogisticsdistributionschemeoptimizationdesign,caneffectivelymakeupforcoldchainlogisticssystemsexistthesedisadvantages.Andlowtemperaturedairyproductsproductionenterprisefordistributionthedemandishigher,becausethequalityguaranteeperiodofthedairyproductsisshort,thedistributionsiterelativelyscattered,scientificandreasonabledistributionoftheworkofproductionandoperationoftheenterpriseandeconomicbenefitimpact,therefore,thestudyofenterpriselogisticsdistributiondairyproductscoldchainisveryimportantsignificance.Thispaperexpoundsindetailthecoldchainlogisticsmeaning,valuestructurecharacteristics,suchasafter,sumsupthedistributionandnormaltemperaturedistributioncharacteristicsofcoldchainthedifferencebetweentodairyproductsandtheparticularityofthecoldchainlogisticsdistributionareintroduced.TheninYi-shenglivingdairyproductsCo.,LTD.(hereinafterreferredtoastheproperlivingdairy)asthere
本文标题:宜生乳业冷链物流配送方案优化设计
链接地址:https://www.777doc.com/doc-752318 .html