简介:到了公元3000年,我们的生活会是怎样一幅图景?你可以大胆想像,因为什么都将成为可能。下面是有人设计的公元3000年人们幸福生活的场景。
简介:ShorttapholelengthisoneofthemosttroublesomeproblemsofBaosteel’sCorex-3000afteritsstartup.Owingtothemeltergasifierprocess,thecharbedfloatedupanddownasthelevelofhotmetalandslaginhearthchanging.Thesecausealotofproblemssuchastheheavyerosionoftapholeareasandhardcasthousework.ThehighsecondtappingflowisanoticeablecharacteristicofCorexprocess.Thereasonsofshorttapholeisanalysed,andcountermeasuresareputintopractice,someimprovementsarecarriedoutinmodule2Corex-3000.
简介:Accuratepredictionofserverloadisimportanttocloudsystemsforimprovingtheresourceutilization,reducingtheenergyconsumptionandguaranteeingthequalityofservice(QoS).Thispaperanalyzesthefeaturesofcloudserverloadandtheadvantagesanddisadvantagesoftypicalserverloadpredictionalgorithms,integratesthecloudmodel(CM)andtheMarkovchain(MC)togethertorealizeanewCM-MCalgorithm,andthenproposesanewserverloadpredictionalgorithmbasedonCM-MCforcloudsystems.Thealgorithmutilizesthehistoricaldatasampletrainingmethodofthecloudmodel,andutilizestheMarkovpredictiontheorytoobtainthemembershipdegreevector,basedonwhichtheweightedsumofthepredictedvaluesisusedforthecloudmodel.Theexperimentsshowthattheproposedpredictionalgorithmhashigherpredictionaccuracythanothertypicalserverloadpredictionalgorithms,especiallyifthedatahassignificantvolatility.TheproposedserverloadpredictionalgorithmbasedonCM-MCissuitableforcloudsystems,andcanhelptoreducetheenergyconsumptionofclouddatacenters.