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1、L6116teammembers:JiaHao,AbhishekKarmakar,ZhichaoPeng,DevangShah,JunXieNationalCranberryCooperativeCaseStudyOnFebruary14,1971,HugoSchaeffer,thevicepresidentofoperationsatNationalCranberryCooperative(NCC)isreviewingthepreviousyear’sprocessoffruitoperationsatreceivingplant1(RP1).Hestatesthattheystil
2、lhavehighovertimecosts,despitespending$75,000onanewdumper.Trucksarestillhavingtowaittounloadfruitatthereceivingplant.ThisreportwillanalyzethecurrentstateofRP1,analyzeWalliston’srecommendations,andprovidejustificationforimplantingtherecommendations.InappendixA,aprocessflowchartisincludedtodescribe
3、theprocessbothdryandwetberriesgofromreceivingtoshipping.Afewassumptionsweretobemadebeforebeginningtosolvetheproblem.Theassumptionsthatweremadeforthisproblemare:1.Anaverageof18,000bblsofberriesreceivedonthepeakday.2.Onthepeakday,workinghourswerecappedat12hours.3.58%oftheberriesreceivedonthepeakday
4、werewetberries.4.Aconstantrateof200bbls/hourforeachmachineinthedryingprocess.5.Aconstantrateof400bbls/hourforeachmachineintheseparationprocess.Usingtheseassumptions,calculationsweremadeforthecapacityofthebinsandeachprocess.Thesevalueswereusedtodeterminethebottleneckoftheprocess,sincethebottleneck
5、willgiveusanindicationofwhichprocessistheslowestandcausingthedelaysforthetrucks.1.Totalnumberofwetberriesreceived/day:18,000bbls*0.58=10,440bbls/day.Totalnumberofwetberriesreceived/hour:10,440bbls/12=870bbls/hour.2.Mixedberrybincapacity:Bins17-24,totalof8bins*250bbls/bin=2,000bbls/bin.Wetberrybin
6、capacity:Bins25-27,totalof3bins*400bbls/bin=1,200bbls/bin.Totalcapacityforwetberries/day:2,000+1,200=3,200bbls/day.3.Dechaffingprocessrate:1,500bbls/hour*3machines=4,500bbls/hour.4.Dryingprocessrate:200bbls/hour*3machines=600bbls/hour.5.Separationprocessrate:400bbls/hour*3machines=1,200bbls/hour.
7、6.Baggingprocessrate:666.67bbls/hour.7.Bulktruckprocessrate:1,000bbls/hour*2stations=2,000bbls/hour.8.Bulkstorageprocessrate:200bbls/hour*4stations=800bbls/hour.Basedontheaboveassumptionsandcalculations,itwasconcludedt
