土建毕业设计外文翻译电力塔Word文档格式.docx
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土建毕业设计外文翻译电力塔Word文档格式.docx
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ByGonzaloGarcí
a-Sobrinos,IgnasiSalvador-Villà
ICCP,andJesú
sSerradilla-Echarri
A115mhightoweristhecrowningachievementofPS-10,Europe’sfirstcommercialgeneratingfacilitytobepoweredbythesun.ConstructedinSpain,thetowerhasbeendesignedtosupportlargeloads,facilitatepublicaccess,andcomplementitssurroundingsasmuchaspossible.
Photograph:
GettyImages
Thepastfewdecadeshavewitnessedgrowinginterestinsuchrenewablesourcesofenergyasthesun,thewind,hydrogencells,biofuels,rivers,tides,andtheearth'
sinternalheat.Becauseoftheirrelativenovelty,thevarioustechnologiescontinuetoundergorapidimprovement,generatingnewengineeringchallenges.
ArecentlycompletedsolarpowerprojectnearSevilla(Seville),Spain,illustratesthispoint.KnownasPS-10,theprojectconsistsofseveralhundredlargemovablemirrors,knownasheliostats,thatreflectdirectsolarradiationtoacentralreceiverlocatednearthetopofa115mhighconcretetower.Componentswithinthereceiverconvertthesolarradiationintoelectricity.Becausethetowerisuniqueinmanyways,itsdesignprovedchallenging.Inparticular,thetallstructurehadtobesufficientlyrobusttosupportlargeloadsyetmaintainanaestheticallypleasingappearancethatwouldbecompatiblewiththesurroundingenvironment.
Withregardtothepotentialdevelopmentofsolarenergy,Spainisoneofthemostattractivecountries,asitenjoysthegreatestamountofsunshineofanyEuropeancountry.Infact,thePlataformaSolardeAlmerí
aisEurope'
slargestcenterforresearch,development,andtestingoftechnologies
usedtoconcentratesolarenergy.LocatedinAlmerí
a,Spain,thefacilityispartoftheCentrodeInvestigacionesEné
rgeticas,MedioambientalesyTechnoló
gicas.Moreover,Spainistheworld'
sfourthlargestmanufacturerofsolarpowertechnology.
Severalhundredmovablemirrors,knownasheliostats,below,reflectthesun'
sraysintothe115mtalltower,which,asthepreviouspagessuggest,appearstolearntowardthefieldofreflectors.
GettyImages
Giventhesefactors,theSpanishgovernmentiscommittedtoproducing12percentofitsprimaryenergythatis,thetotalamountofenergysuppliedbythenation'
spowergridfromrenewablesourcesby2010.Thisplanincludesaninstalledsolargeneratingcapacityof400Mw.InMarch2004itremovedeconomicbarriersthatpreventedtheconnectionofrenewableenergysourcestothepowergrid,makingiteasierandsaferforinvestorstodevelopnewprojectsinthisfield.
FacilitiesofthePS-10typeemployafieldofheliostatswithacontrolsystemtoreflectdirectsolarradiationtoacentralreceiverlocatedonamastorpost.Theconcentratedsolarradiationheatsupafluidlocatedinthereceivertotemperaturesbetween500°
Cand1,000°
C.Thisthermalenergycanthenbeusedtogenerateelectricity.
Infact,PS-10isEurope’sfirstcommercialgeneratingfacilitytobepoweredbythesun,havingbegunoperationsearlierthisyearinsouthernSpaininSanlú
carlaMayor,nearSevilla.Itisthefirstofasetofsolarpowerplantstobestructedinthesameareathatwillhaveatotalgeneratingcapacityofmorethan300MWby2013.Powerwillbegeneratedusingavarietyoftechnologies.
PS-10produceselectricitywith624heliostats,eachhavinganareaof120m2.Alltold,thepowerplantoccupies60haofland.Directedbyacentralcomputerizedsystem,theheliostatsconcentratethesun'
sraysatthetopofthetower,whereasolarreceiverandasteamturbinearelocated.Theturbinedrivesagenerator,producingelectricity.
Withanominalcapacityof11MW,theplantproduces24.2GWhofelectricityannually.Constructionoftheplantcost€35million(U.S.$47.8million).ofthatamount,€5million(U.S.$6.8million)camefromtheEuropeanUnion'
sFifthFrameworkProgramme,afundthatsupportsresearchanddevelopmentworkoninnovativetechnologies.AlthoughpowerproducedbyPS-10isthreetimesmoreexpensivethanthatfromconventionalsources,thecostinsimilarplantsisexpectedtofallasthetechnologiesdevelop.
ALTAC
Beginningatanelevationof100m,anopeningextends14.1minwidthand15.3minheighttoenablethesun'
sreflectedraystoreachthereceiver.
ThePS-10plantisownedbySolú
carEnergí
a,S.A.Thefirm,commonlyreferredtoasSolú
car,designs,promotes,finances,constructs,andoperatespowerplantsthatusethesunastheirprimaryenergysource.Solú
carisasubsidiaryofAbengoa,ofSevilla,atechnologycompanywhosevariousbusinessunitsconcernthemselveswithsolarenergy,bioenergy,environmentalservices,informationtechnology,andindustrialengineeringandconstruction.
Solú
carsubcontractedtheconstructionofthePS-10planttoAbenerEnergí
a,S.A.,afirmthatisoneofAbengoa'
ssubsid
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- 关 键 词:
- 土建 毕业设计 外文 翻译 电力
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