建環(huán)專(zhuān)業(yè)英語(yǔ)翻譯創(chuàng)新

Southwestuniversityofscienceandtechnology專(zhuān)業(yè)英語(yǔ)翻譯學(xué)院名稱(chēng)：西南科技大學(xué)專(zhuān)業(yè)名稱(chēng)：建筑環(huán)境與能源應(yīng)用工程學(xué)生姓名：學(xué)號(hào)：指導(dǎo)教師：2015年12月論文要求：Thefinalassignment:TotranslatepartofIntroductionofanEnglishacademicarticlerelatedtoourmayor(refrigeration，heatandmasstransfer,fluiddynamic,ventilation,newenergy,etc.).Requirements：1.ThetranslationpartshouldbeNolessthan300Englishwords.2.ThearticleshouldbepublishedinthejournalsoftheperiodicalsdatabasesofScienceDirect.(/science/journals).3.Thepublishyearofthearticleshouldbenoearlierthan2010.4.Thearticleofeachstudentshouldbedifferent.5.Thefinalassignmentincludes:thecoverpage,thefirstpageofsourcearticle,thetranslationpartanditscorrespondingChineseversion.打分標(biāo)準(zhǔn)：理解準(zhǔn)確,30%語(yǔ)句通順,30%用詞規(guī)范專(zhuān)業(yè)，40%。SimulationofelectricitygenerationbymarinecurrentturbinesatIstanbulBosphorusStraitHasanYazicioglu\o"Affiliation:a"a,

K.M.MuratTunc\o"Affiliation:b"b,

MuammerOzbek\o"Affiliation:b"b,

,

,

TolgaKara\o"Affiliation:b"ba

TechnicalUniversityofDenmark,DepartmentofWindEnergy,Denmarkb

IstanbulBilgiUniversity,FacultyofEngineeringandNaturalSciences,TurkeyReceived9July2015,Revised29October2015,Accepted17November2015,Availableonline24December2015doi:10.1016/j.energy.2015.11.038Highlights?Simulationsareperformedfora10

MWmarineturbineclusterlocatedinBosphorus.?360differentsimulationsareperformedfor15differentvirtualseastates.?8differentconfigurationsareanalyzedtofindtheoptimumspacingbetweenturbines.?Annualenergyyieldandclusterefficiencyarecalculatedforeachsimulation.AbstractInthiswork,severalsimulationsandanalysesarecarriedouttoinvestigatethefeasibilityofgeneratingelectricityfromunderwaterseacurrentsatIstanbulBosphorusStrait.BosphorusisanaturalcanalwhichformsaborderbetweenEuropeandAsiabyconnectingBlackSeaandMarmaraSea.Thedifferencesinelevationandsalinityratiosbetweenthesetwoseascausestrongmarinecurrents.Dependingonthemorphologyofthecanalthespeedoftheflowvariesandatsomespecificlocationstheenergyintensityreachestosufficientlevelswhereelectricitygenerationbymarinecurrentturbinesbecomeseconomicallyfeasible.Inthisstudy,severalsimulationsareperformedfora10

MWmarineturbinefarm/clusterwhoselocationisselectedbytakingintoaccountseveralfactorssuchasthecanalmorphology,currentspeedandpassageofvessels.360differentsimulationsareperformedfor15differentvirtualseastates.Similarly,8differentconfigurationsareanalyzedinordertofindtheoptimumspacingbetweentheturbines.Consideringthespatialvariationsinthecurrentspeedwithintheselectedregion,theanalysesareperformedforthreedifferentflowspeedscorrespondingto±10%changeintheaveragevalue.Foreachsimulationtheannualenergyyieldandclusterefficiencyarecalculated.KeywordsRenewableenergy;

Marinecurrentturbine;

Energyyieldsimulations;

Cluster/farmoptimization;

Offshoreengineering;

Dynamicinteractions1.IntroductionThegrowingworldpopulationandrapidindustrializationseenindevelopingcountriescauseacontinuousincreaseintheglobalenergydemand.Todaythemajorsourceofenergycomesfromfossilfuelssuchasoil,coalandnaturalgas.However,consideringtherateofincreaseintheconsumption,itcaneasilyberealizedthattheselimitedsourcescannotbealongtermsolutiontosatisfytheglobalenergydemandandaredefinitelyboundtorunout.Besides,usingfossilfuelsasprimarysourceofenergyhasirreversiblenegativeimpactsontheenvironmentwhichforcemanycountriestoseekforalternativeenvironmentalfriendlyrenewableenergysources.Turkey,asarapidlygrowingeconomywithverylimitednationalhydrocarbonresources,isalsoheavilydependentonfossilfuels(e.g.naturalgas)importedforelectricityproduction[1].However,somerecentpoliticalinstabilitiesinthesuppliercountries,theheavyeconomicburdenofimportingtheseresourcesandthemostimportantly,theincreasingawarenessofenvironmentalissueshavebeenencouragingpolicymakerstoincreasetheuseofrenewableenergysources.Indeed,verydetailedinvestigationsandanalyseswereperformedtodeterminethewind,solarandgeothermalenergycapacityofthecountry

[1].However,thepotentialofharnessingsomeotherrenewablesources,particularlyseacurrentenergyhasnotbeenfullyrealizedyet.Comparedtotheothertypesofrenewableenergysuchaswindandsolar,currentenergycanstillbeconsideredindevelopmentphaseandisnotcommerciallyavailableinlargescales.Existingmarineturbinesystemsaremostlyinprototypetestingstage.Althoughinitialresultsarequitepromising

[2],

[3],

[4],

[5],

[6],

[7],

[8]

and

[9]

somefurtherverificationforlongtermperformanceanddurabilityundersevereenvironmentalconditionsisstillrequired.Theaveragecurrentspeedneededformostcommercialturbinesisapproximately4–5knots(2–2.5

m/s).Areasthattypicallyexperiencehighmarinecurrentflowsareinnarrowstraits,betweenislandsandaroundheadlands.Entrancestolochs,baysandlargeharborsoftenalsohavehighmarinecurrentflows.Generallytheresourceislargestwherethewaterdepthisrelativelyshallowandagoodtidalrangeexists

[10].TheflowinBosphorusdoesnotoriginatefromtidalcurrentsbutthedifferencesinelevationandsalinityratiosbetweentwoseasandwindandpressurevariations

[11].Theuniquecharacteristicsofthestraitenableveryhighenergyintensitiestobereachedatsomelocationsandsections.ThispaperaimsatinvestigatingthefeasibilityofgeneratingelectricityfromthestreamsatBosphorusbyusingmarinecurrentturbines.Extensivesimulationsandanalysesareperformedfora10

MWmarineturbinefarm(10–SeaGen1

MW)whereseveralimportantdesignparameterssuchasthesize,orientation,depthandspacingoftheturbinesareoptimizedaccordingtothespecificmorphologyandflowp