资源描述:
《process chain evaluation for an overall optimization of energy efficiency in manufacturing—the welding case》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、RoboticsandComputer-IntegratedManufacturing34(2015)44–51ContentslistsavailableatScienceDirectRoboticsandComputer-IntegratedManufacturingjournalhomepage:www.elsevier.com/locate/rcimProcesschainevaluationforanoveralloptimizationofenergyeffi-ciencyinmanufacturing—Theweld
2、ingcasenChristianMose,NilsWeinertSiemensAG,CorporateTechnology,CTRTCSYE,Munich81739,GermanyarticleinfoabstractArticlehistory:Improvingenergyefficiencyinmanufacturinghastobeconsideredholistically.WhenmanufacturingReceived23February2014processesareinvestigatedandoptimiz
3、edinanisolatedmanner,onemayneglectpossibleenergyin-Receivedinrevisedformtensivepre-andpost-processes,andthusmaymissanoveralloptimum.Instead,thewholeprocesschain8November2014hastobeaccountedforbeingabletofindanoptimumfortheproductionofacertainproduct.TheAccepted29Decem
4、ber2014presentedmethodfortheevaluationofprocesschainsthereforeintegratesadetailedanalysisofthecoreAvailableonline9February2015aswellasnecessarypre-andpost-processes,andenlargesthisapproachforafactorywideoptimization.Keywords:Singlestepsofaprocesschainareenergetically
5、modelledusingadetailedmappingofeachstep'senergyEnergyefficiencyprofile,generalizedbyinvestigatingtheproductvariantrelatedenergyprofilesforeachequipment.ProcesschainWeldingprocessesareusedasexamplestoexemplifythisapproach.TheresultprovidesthebaseforManufacturingimproving
6、theenergyefficiencyofafactoryaswellasforcalculatingtheembodiedenergyofaproduct,WeldingEnergyprofilesfosteringtheenergeticallyoptimizationofitsmanufacturingprocesses.&2015ElsevierLtd.Allrightsreserved.1.Overviewrecentyears.Especiallyintimesofgreateconomicgrowth,likejust
7、beforethefinancialcrisisof2007,theimpactofagrowingenergyBasedonthemethodologyforprocesschaindesign,describeddemandonenergypriceswasenormous[3].AsignificantshareofinSection3,Section4explainshowtheprerequisites–so-calledenergydemandiscausedbyindustrialproduction(worldwid
8、eapprox.EnergyProfiles–fortheevaluationofprocesschainscanbe30%,inGermanyapprox.50%,[4]).Likemanyotheraspectsofapro-generatedifthesei