A new clean cationic exchange process.docx
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A new clean cationic exchange process.docx
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Anewcleancationicexchangeprocess
Liquid–liquidequilibriumofternarymixture(propargylalcohol + water + butylacetate) OriginalResearchArticle
FluidPhaseEquilibria,Volume285,Issues1-2,15November2009,Pages69-72
GangYuan,JiaWu,KongmengYe
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Abstract
Theliquid–liquidequilibriumofternarymixture(propargylalcohol + water + butylacetate)wasmeasuredunderatmosphericpressureandatdifferenttemperaturesof291.95 K,297.35 K,303.55 K,313.75 Kand323.25 K.Thetriangularphasediagramswerepresentedbyplottingtheexperimentaltie-linedataandthecalculatedbinodalcurvesandtie-lines.Withthebinaryinteractionparametersobtainedbyregressionontheexperimentaldata,theUNIQUACmodelcandescribetheLLEbehaviorofthissystemfairlywell.
ArticleOutline
1.Introduction
2.Experimental
2.1.Chemicals
2.2.Procedure
3.Resultsanddiscussion
3.1.LLEmeasurements
3.2.CorrelationwithUNIQUACmodel
4.Conclusion
References
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309
Currentstatusandfuturedevelopmentofcoatedfuelparticlesforhightemperaturegas-cooledreactors ReviewArticle
ProgressinNuclearEnergy,Volume53,Issue2,March2011,Pages182-188
X.W.Zhou,C.H.Tang
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Abstract
ThecoatedparticleswerefirstinventedbyRoyHuddleinHarwell1957.Throughfivedecadesofdevelopment,theGermanUO2coatedparticleandUSLEUUCOcoatedparticlerepresentthehighlysuccessfulcoatedparticledesignsuptonow.Inthispaper,currentstatusaswellasthefailuremechanismsofcoatedparticlesofarisreviewedanddiscussed.ThechallengesassociatedwithhightemperaturesforcoatedparticlesappliedinfutureVHTRareevaluated.Andfuturedevelopmentprospectsofadvancedcoatedparticlesuitedforhighertemperaturesarepresented.Accordingtothepastcoatedfuelparticledevelopmentexperience,itisunwisetomakemultiplesimultaneouschangesinthecoatedparticledesign.TwoadvanceddesignswhicharemodificationsofstandardGermanUO2coatedparticle(UO2*herein)andUSUCOcoatedparticle(TRIZO)arepromisingandfeasibleundertheworld-widecooperationsandefforts.
ArticleOutline
1.Introduction
2.LimitsofcurrentTRISO-coatedparticles
2.1.IrradiationimpactonPyClayers
2.2.Gaspressurevessel
2.3.Kernelmigration(amoebaeffect)
2.4.FissionproductattackonSiC
2.5.Temperaturelimits
2.6.As-manufacturedattributions
3.FuturedevelopmentofTRISO-coatedparticle
3.1.OptimizationofconventionalTRISO-coatedparticle
3.2.Newfuelkernelsdesign
3.3.Newcoatingsystem
3.3.1.ReplaceSiCwithZrCTRISO-coatedparticle(TRIZO)
3.3.2.Refractorybarriercoatings
3.3.3.Multiplediversebarriercoatings
3.4.Oxygengettersandsacrificialadditives
4.Conclusions
References
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310
Developmentofalow-carbonproductdesignsystembasedonembeddedGHGemissions OriginalResearchArticle
Resources,ConservationandRecycling,Volume54,Issue9,July2010,Pages547-556
Jong-SungSong,Kun-MoLee
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Abstract
TheGHGemissionsofaproductthroughoutitslifecyclemustbeestimated,withproblematicpartsand/ormaterialsidentifiedtoreducegreenhousegas(GHG)emissionsbytheproduct.Productsaremadeofparts;thus,theamountofGHGemissionsofaproductdependsontheGHGemissionsoftheindividualparts.Partssuitableforproductspecificationarechosentoformthebillofmaterials(BOM)oftheproduct.Thispaperproposesalow-carbonproductdesignsystembasedonBOMusingtheembeddedGHGemissionsdataoftheparts.
TheembeddedGHGemissionsofapartrepresenttheGHGemissionsofthepartforitsentirelifecycle,whichisdefinedasthesumoftwosetsofGHGemissions:
thefirstfromtheuseofrawmaterials,manufacturingandtransportofthepartitself,andthesecondfromtheemissionsallocatedtothepartduringtheproduct'smanufacturing,distribution,useandendoflifestages.
Alow-carbonproductdesignsystemconsistsofseveralsteps.ThemajorstepsincludesettingupestablishmentoftheGHGemissiontarget,establishmentoftheBOMstructure,formationoftheg-BOM(greenhousegas-BOM),estimationoftheGHGemissionsoftheproduct,identificationofproblematicparts,selectionofalternativepartsandevaluationoftheGHGemissionsofthenewlydesignedproduct.Theapplicabilityoftheproposedlow-carbonproductdesignsystemwasevaluatedusingaliquid-crystaldisplay(LCD)TVmodule.
Thelow-carbonproductdesignsystemallowsquickcalculationoftheGHGemissionsofaproduct.Thus,adesignercaneasilyandquicklyevaluatealternativepartsforthedesignofalow-carbonproduct.Casestudyresultsshowedthatalow-carbonproductdesigncanbesimpleandeasytoapplyintheevaluationofalternativedesignsolutions;thus,makinglow-carbonproductdesignpossibleduringtheembodimentdesignstage.
ArticleOutline
1.Introduction
2.EstimationofembeddedGHGemissionsofapart
2.1.ConceptoftheembeddedGHGemissionofapart
2.2.EstimationoftheGHGemissionofaproduct
2.3.EstimationoftheembeddedGHGemissionofapart
3.Low-carbonproductdesignsystem
3.1.Conceptofthelow-carbonproductsystem
3.2.EstablishmentoftheGHGemissiontarget
3.3.EstablishmentoftheBOMstructure
3.4.Formationoftheg-BOM
3.5.EstimationoftheGHGemissionsusingtheg-BOMoftheproduct
3.6.IdentificationofproblematicpartswithhighGHGemissions
3.7.Selectionofalternativepartstoreplaceproblematicparts
3.8.Evaluationofthenewlydesignedproduct'sGHGemission
4.Casestudy:
a52″LCDTVmodule
4.1.Referenceproduct
4.2.Functionalunitandsystemboundary
4.3.EstimationoftheGHGemissions
4.3.1.EstimationoftheGHGemissionoftheproductoveritsentirelifecycle
4.3.2.EstimationoftheembeddedGHGemissionofparts
4.3.3.EstablishmentoftheGHGemissiontarget
4.3.4.Formationofg-BOM
4.3.5.Identificationofproblematicparts
4.4.Selectionofalternativepartstoreplacetheproblematicparts
4.5.Evaluationofthenewlydesignedproduct'sGHGemission
5.Summaryandconclusion
References
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311
Extensionoftheexp-6modeltothesimulationofvapor–liquidequilibriaofprimaryalcoholsandtheirmixtures OriginalResearchArticle
FluidPhaseEquilibria,Volume301,Issue1,15February2011,Pages73-79
MitraHajipour,SeyedFoadAghamiri,HassanSabzyan,FakhrySeyedeyn-Azad
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Abstract
Configurational-biasedGibbsensembleMonteCarlosimulationswereperformedtoobtainthephasebehaviorofthehomologousseriesofprimaryalcoholsfromethanolto1-heptanol.Molecularinteractionsinthesesystemsaremodeledbyanewlydevelopedexp-6potentialincombinationwithaCoulombicintermolecularpotential.Someofexp-6potentialparametersrequiredtodescribethesealcoholsweretakenfromthepreviousliteraturedatareportedformethanolandn-alkanes.Theoxygen'spotentialparameterswereoptimizedtofitthecoexistencecurveofthesealcoholstotheexperimentaldata.Simulatedvaluesofsaturatedliquidandvapordensities,vaporpressuresandcriticalconstantsofthealcoholsareingoodagreementwithexperimentaldata.Theefficiencyofthenewmodelinthepredictionofbinaryphasediagramofwater/ethanolandn-hexane/1-propanolmixturesisalsoevaluated.Thecalculatedmolefractionsinthevaporandliquidphasesofthesebinarymixturesalsoshowsatisfactoryagreementwiththeexperimentaldata.
ArticleOutline
1.Introduction
2.Methods
2.1.Potentialmodel
2.2.Forcefielddevelopment
3.Simulationdetails
4.Resultsanddiscussion
4.1.VLEofpurefluids
4.2.Binarymixturesphasebehavior
5.Conclusion
References
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Optimizationmethodsappliedtorenewableandsustainableenergy:
Areview ReviewArticle
RenewableandSustainableEnergyReviews,Volume15,Issue4,May2011,Pages1753-1766
R.Baños,F.Manzano-Agugliaro,F.G.Montoya,C.Gil,A.Alcayde,J.Gómez
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Abstract
Energyisavitalinputforsocialandeconomicdevelopment.Asaresultofthegeneralizationofagricultural,industrialanddomesticactivitiesthedemandforenergyhasincreasedremarkably,especiallyinemergentcountries.Thishasmeantrapidgrowerinthelevelofgreenhousegasemissionsandtheincreaseinfuelprices,whicharethemaindrivingforcesbehindeffortstoutilizerenewableenergysourcesmoreeffectively,i.e.energywhichcomesfromnaturalresourcesandisalsonaturallyreplenished.Despitetheobviousadvantagesofrenewableenergy,itpresentsimportantdrawbacks,suchasthediscontinuityofgeneration,asmostrenewableenergyresourcesdependontheclimate,whichiswhytheiruserequirescomplexdesign,planningandcontroloptimizationmethods.Fortunately,thecontinuousadvancesincomputerhardwareandsoftwareareallowingresearcherstodealwiththeseoptimizationproblemsusingcomputationalresources,ascanbe
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