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时间:2019-11-22
《再制造能力有限的多产品混合系统库存决策》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、第20卷第4期2011年8月运筹与管理OPERATIONSRESEARCHANDMANAGEMENTSCIENCEV01.20,No.8Aug.2011再制造能力有限的多产品混合系统库存决策袁开福1’2,高阳3(1.贵州财经学院工商管理学院.贵州贵阳550004;2.贵州省经济系统仿真重点实验室,贵州贵阳550004;3.中南大学商学院,湖南长沙410083)摘要:为确定各产品的制造与再制造策略,对再制造能力有限的多产品混合系统进行研究。在系统中,对多种产品进行制造和再制造。每种产品在顾客使用后都会以恒定速率返回,但因再制造能力有限,有些产品无法用于
2、再制造而被处置。每种产品需求恒定且由服务性产品来满足,服务性产品由制造品和再制造品组成,不允许缺货。在一次制造准备和至少一次再制造准备策略下构建了库存决策模型,利用拉格朗日乘数法和贪婪算法分别确定了各产品的再制造顺序和再制造比率。并当再制造比率一定时,给出了再制造准备次数为正整数时各产品制造与再制造策略的求解程序,得到了各产品制造和再制造批量、再制造准备次数等求解公式。最后,应用算例对模型及求解方法进行了验证。关键词:运筹学与控制论;制造与再制造策略;拉格朗日乘数法与贪婪算法;混合系统;库存中图分类号:F274文章标识码:A文章编号:1007-322
3、1(2011)04-0082-08InventoryDecision—·makingonaMulti··productHybridSystemWithFiniteRemanufacturingCapacityYUANKai.Ful.-.GAOYan93(1.SchoolofBusinessandManagement,GuizhouCollegeofFinanceandEconomics,Cuiyang550004,China;2.GuizhouKeyLabofEconomicsSystemSimulation,Gu@ang550004,China;3
4、.SchoolofBusiness,CentralSouthUniversity,Changsha410083,China)Abstract:Todeterminethemanufacturingandremanufacturingpolicy,amulti—producthybridsystemwithfiniteremanufacturingcapacityisinvestigated.Multi—productsaremanufacturedandremanufacturedinthesystem.Eachproductattheendofse
5、rviceablelifeisreturnedfromcustomersattheconstantrate,butduetofinitere·manufacturingcapacity80meproductswhicharenotusedforremanufacturingaredisposedoff.Thedemandforeachproductisconstantandfulfilledbyserviceableproductswhichconsistofmanufacturedproductsandreman—ufacturedproducts
6、,andshortageisnotpermitted.Theinventorydecision—makingmodelisformulatedunderonemanufacturingsetupandatleastoneremanufacturingsetuppolicy,andremanufacturingsequenceandfractionforeachproductisdeterminedbyLagrangemultipliermethodandgreedyalgorithm.Asolutionprocedureforthemanufactu
7、ringandremanufacturingpolicyisdevelopedforgivenremanufacturingfractionwhenthenumbersofremanufacturingsetuparepositiveintegers,andtheformulaeforeachproductontheoptimalmanufacturingandremanufacturinglot—sizes,remanufacturingsetupnumberandSOonarederived.Finally,themodelandsolution
8、proceduresarevalidatedbyanumericalexample.Keywords:ope
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