汽车服务备件的库存管理研究

华中科技大学硕士学位论文汽车服务备件的库存管理研究姓名：李晋申请学位级别：硕士专业：管理科学与工程指导教师：崔南方20061022IVMI;;IIAbstractTherearetwokindsofspareparts:sparepartsusedformaintenanceandserviceparts.Andthestudyofsparepartsusedformaintenanceiscomparativelyfarmorethanthestudyofserviceparts.Andthestudyofservicepartsincarindustryismuchless.Theseyearstheprofitofsellingcarsisdecliningsharplyandafterservicebecomethenewhotpoint.Asonepartofafter-sales,carservicepartsisbecomingmoreandmoreimportant.Accordinglyithaspracticesignificancetostudytheinventorymanagementofcarserviceparts.Themanagementofcarservicepartsisextremelycomplicated.Theproblemsareasfollows:Firstly,thereareavarietyofcarservicepartsandthequantityofcategoriesisincreasingeveryyear;Secondly,thedemandsforcarservicepartsareindeterminateandhardlyforecasted,furthermorethedemandsisdifferentindifferentareas;Thirdly,carservicepartshavetobecontinuouslysuppliedinthecarlifecycletoguaranteethequalityofafterservice;Fourthly,themanagementofcarservicepartsdirectlyinfluencesthesatisfactionofclients,andconsequentlyinfluencesthebrandofcompany,solotsofcompaniesholdexcessiveinventoriestoprotecttheirbrand.Attheverybeginningofthispapertheresearchbackgroundofcarservicepartsisintroducedindetail.Thenwestartwithsomedata,analysesthedifficultyandthecountermeasureinstudyinginventorymanagementofcarserviceparts.Andthenonthebaseofclassificationmanagement,werespectivelyanalyzethedistributionofinventoryandinventorystrategiesfordifferentcarserviceparts.Firstly,weclassifyalltheservicepartsintoninegroupsusingtwoindexes:demandandresponsetimeofservice.Thenwesetdifferentinventorystrategiesfortheninegroupsofserviceparts.Secondly,weuseatwo-phaseclassificationmethodandsomesupplychainmanagementidealikeVMI,JMItooptimizethedistributionofcarservicepartsinventoryinourcountryatpresent.KeywordsServiceparts;Inventorymanagement;Classificationmanagement_____111.1RuudHTeunter2002ReneBotter2000VEDHans-ChristianPfohl1999MorrisACohen1997LeonardFortuin199920022004(1)198421978200320102000201055002005(2)39%21%7%33%37%43%8%12%2004(3)(4)31.21.2.11231.2.2123451.2.31)1ABC422)121.3VMI522.1220031020067EXCEL2-12-5212006220052006200520043420052005020000000040000000060000000080000000010000000001200000000200420052006010000000020000000030000000040000000050000000060000000070000000080000000090000000010000000002004200520062-12-26010000000200000003000000040000000500000006000000070000000800000002004200520060123456789102003.102004.022004.052004.082004.112005.032005.062005.092005.122006.042006.07%2-32-4558076786740506316351693125899702000400060008000100002003.122004.72005.72006.72-532120013%15%20025%6%20038%10%200419%200472339%21%7%33%37%43%8%12%200442142.22.2.114S4S4SSaleSparepartServiceSurvey84S4S199884S2203944S2.2.2119502104S4S34S44S4S4S4S2-6112-62.3ReneBotter2000VEDRuudHTeunter(1998a,1998b,1999,2002)Hans-ChristianPfohl1999MorrisACohen1997LeonardFortuin19992004NAPA20044S1239%21%7%33%37%43%8%12%200520054S4S2004200420041333.120034302005590(290)2010100010810%201090003-13-12004-20202004200520062007200820092010201520202840332038354380496055206085900511690143015351630172018051857194522352485111511851250131013651405144516101760315350380410440470500625725141017852205266061553645414067709205940126016352050250529553410586081554705255706106506907309101055(1)21634VMIJMIVMIJMI3.3.21GPSGIS17231844.1ABC3AABCDABCABCABCGE(,2002)ABCParetoABCABC1997ABCABCABCABC19ABCABC2004ABCABC2004ABCABCABCABC(,2001,2000,1994,1997)200584ABCABC3AABC27AAA3A27200427439202003ABCABDCDJanneHuiskonen2001(criticality)(specificity)(demandpattern)(valueofparts)Gajpaletal.(1994),SharafandHelmy(2001)AHPMarcelloBraglia(2004)5%1%Becker(1987),Gajpaletal(1994),SharafandHelmy(2001),Almeida(2001)214.2ABCTRQRTrRJITABCABCAATRTRRQRRQRQTrRTrRJITJITHarris1913economicorderquantityEOQ22EOQEOQWagner-WhitinWagnerandWhitin1958EOQWilson1934BaseStockModel,(s,S),(Q,r)basestock(Q,r)(Q,r)(s,S)(Q,r)PoissonGamma(Q,r)PoissonPoissonPoissonQrrQrs,SszS-zSTSTS23SQrs,STSTSQrs,S4.394-1244-114-1.QdQQdRRRdLLL(a)(b)(c)QRLd:4-1252TSSTTSS4-2.SS-ddTTT(a)(b)(c)(S:d:T:)4-2S+d263sSsS4-3.S+dSS-ds+ds(a)(b)(c)(S:s:d:)4-3,sSsS,sSsSds-d27sS4.42855.11()()2()3-4--5--5295.25-1305-15-25-22006//OEM/OES//315-35-3123VMIJMI44S325.3//10123335.3.1VMI5-45-4345.3.21111355-55-55.4123633766.14SVMI386.2123201316153944041[1]CheungK.LHausmanWHMultiplefailuresinamulti-itemsparesinventorymodel[J]IIETransactions199527171180[2]DhakarT.SSchmidtCPMillerDMBasestockleveldeterminationforhighcostlowdemandcriticalrepairablespares[J]ComputersandOperationsResearch199421411420[3]EblingC.EOptimalstocklevelsandservicechannelallocationsinamulti-itemrepairableassetinventorysystem[J]IIETransactions199123115120[4]FoxB.LLandiDMSearchingforthemultiplierinoneconstraintoptimizationproblems[J]OperationsResearch197018253262[5]GravesS.CAmulti-echeloninventorymedelforarepairableitemwithone-for-onereplenishment[J]19853112471256[6]GravesS.CDeterminingthespareandstaffinglevelforarepairdepot[J]J