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13120102IndustrialEngineeringJournalVol.13No.1February2010:2009203220:(19672),,,,,.FOG,,,(,201804):S,,FOG,,FOG:FOG;;:F273:A:100727375(2010)0120112204ApplicationofFOGMethodtoLineBalancing:ACaseStudyLiuLong,DongNa,XuKe2lin,XiaTian(SchoolofMechanicalEngineering,TongjiUniversity,Shanghai201804,China)Abstract:ThecapacityofaproductionlineintheScompanycannotmeetthemarketdemands.Tosolvethisproblem,theprocessofthisproductionlineisanalyzedbyusingfutureoperationgrowth(FOG)meth2odanditisfoundthatthelineisnotwell2balanced.WithFOGmethod,thelineisredesignedsuchthatitiswell2balancedandcapacityisincreasedwithnomoreoperatoradded.Bythiscasestudy,itisshownhowFOGcanbeusedforlinebalancing.Keywords:futureoperationgrowth(FOG)method;productioncycle;linebalance,,,[1],,,,S,S,,,,,S,FOG,1FOGFOGFutureOperationGrowth,[2],,,,,,FOG,,FOG,1.1FOG1),2)1,,,:FOG,[3]3),4)TT(Takttime),1.2FOGFOG,51)STEP110,,[4],2)STEP210,,3)STEP3104)STEP410,,,,[5]5)STEP510FOG,FOG,2FOGS,20081012,FOG,SFOG,FOGS:(),,,FOG1)STEP110:260,21020min,018:50(40/),TT2515s()11,,,30121s,TT30121s,2515s2)STEP210=T-tT100%=TTMT100%(1):;T,;t,;TT;MT,(1)(1)t;(2)TT,M;(3),MTT,T,t,31113,M[6],,TT,[7]STEP110,20081012,,,11()/min/%7736.66430.14923.3209.52101001,,,3616%,3011%,2313%,39015%,3STEP4103)STEP310S,,S,,,[8]4)STEP410TT,(1)STEP210,(2)2,3,TT2,,,4418%2/min45,26,25(2),,4418%,[9](3)3,,7619%,22164%,,,,44111,,,:FOG4,,[10],80%,,,TT30121s24153s,2515s,50,,,,,5)STEP510(3)3//sFOGFOG1221.6421.6421.019.4319.4330.1018.2518.2541.030.2124.5350.524.8624.8661.021.2321.2370.522.8522.8580.524.8724.876.6158.47152.79:=TT100%(2):FOG=15814761630121100%=7915%,FOG=15217961624187100%=9311%,FOG,S7915%9311%,,FOG,,,3FOG,SFOG,STEP410,,,TT,FOG,,,,,,,:[1],.OEM[J].:,2005,10(3):20227.[2].FOG[J].,2004,20(2):49253.[3].[J].,2000,3(3):55259.[4],.[J].,2003,6(5):57260.[5].,[M].:,2000:30.[6].[M].:,2003:51.[7],,.[M].:,2001.[8].5S[J].,2004(1):52253.[9].[M].:,1995.[10].[M].:,1994:58.511