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    • 簡介:SEEDISCUSSIONS,STATS,ANDAUTHORPROFILESFORTHISPUBLICATIONATHTTPS//WWWRESEARCHGATENET/PUBLICATION/322687163MOBILEMARKETINGCONCEPTUALIZATIONANDRESEARCHREVIEWARTICLEINESPACIOSDECEMBER2017CITATIONS0READS683AUTHORSSOMEOFTHEAUTHORSOFTHISPUBLICATIONAREALSOWORKINGONTHESERELATEDPROJECTSCUIDADOCRONICOYCUIDANDOALCUIDADORVIEWPROJECTPROSPECTIVAAPLICACIONESVIEWPROJECTOSCARROBAYOINSTITUCIóNUNIVERSITARIAPOLITéCNICOGRANCOLOMBIANO19PUBLICATIONS14CITATIONSSEEPROFILELUZALEXANDRAMONTOYANATIONALUNIVERSITYOFCOLOMBIA121PUBLICATIONS176CITATIONSSEEPROFILESANDRAPATRICIAROJASBERRIONATIONALUNIVERSITYOFCOLOMBIA37PUBLICATIONS19CITATIONSSEEPROFILEALLCONTENTFOLLOWINGTHISPAGEWASUPLOADEDBYSANDRAPATRICIAROJASBERRIOON24JANUARY2018THEUSERHASREQUESTEDENHANCEMENTOFTHEDOWNLOADEDFILERELATIONSHIPSWITHCONSUMERSFORINSTANCE,COMPUTERANDCOMMUNICATIONSMARKETRESEARCHFIRMINTERNATIONALDATACORPORATIONIDCPOINTSOUTTHATTHEGLOBALSMARTPHONEMARKETGREWBY40IN2013ANDISLIKELYTOREACH107BILLIONAYEARBY2017THEFACTORSASSOCIATEDWITHTHISIMPORTANTGROWTH,ACCORDINGTOIDC,ARE,FIRSTANDFOREMOST,THESUBSIDIESOFFEREDBYOPERATORSTOUSERSINEXCHANGEFORTHEADOPTIONBYTHEMOFAMINIMUMSTAYCLAUSEINTHEIRMOBILECOMMUNICATIONSERVICEPLANSECOND,THEREISTHEINCREASINGLYFREQUENTAPPEARANCEOFEQUIPMENTINALOWERPRICERANGETHATMAYCURRENTLYBEAROUND200IDC,2013ANDHANDINHANDWITHTHEGROWTHINSALESOFMOBILEDEVICESISTHEPHENOMENONOFUSINGTHEINTERNETACCORDINGTOCOMSCORE2016,ALTHOUGHLATINAMERICACURRENTLYACCOUNTSFORONLY10OFTHETOTALGLOBALINTERNETAUDIENCE,ITISTHEREGIONWITHTHEHIGHESTGROWTHBETWEENJUNE2015ANDJUNE2016,AT11,REACHINGTHUSATOTALOF197,612,000UNIQUEVISITORSINTHECASEOFCOLOMBIA,THISSAMEREPORTINDICATESTHATBYJUNE2016,AFIGUREOF13642,000USERSHADALREADYBEENREACHEDSOMETHINGTOHIGHLIGHTISTHEDISTRIBUTIONOFTHESEUSERSBYAGERANGESINCOLOMBIA,74OFUSERSBELONGTOGENERATIONYORMILLENNIALS,SINCETHEYAREBETWEEN15AND34YEARSOLD,ACOMPARATIVELYHIGHERFIGURETHANTHEGLOBALAVERAGEOF52INADDITION,THEGROWTHPOTENTIALOFMULTIPLATFORMONLINECONSUMPTIONISVERYBROADACCORDINGTOCOMSCORE2016,INCOLOMBIATHEPERCENTAGEOFUSERSACCESSINGTHEINTERNETVIASMARTPHONE,TABLETANDDESKTOPIS42,COMPAREDTO66INTHEUSAOR78INTHEUKITISIMPORTANTTHENTOSTUDYTHEMECHANISMSOFADOPTIONANDUSEOFMOBILETECHNOLOGIES,SINCEUNLIKETHEDESKTOPCOMPUTER,ANDEVENTHELAPTOP,SMARTPHONESARECONSIDEREDASPERSONALDEVICESOFPRIVATEUSE,WHICHSUGGESTSTHATCONSUMERSHAVEDIFFERENTATTITUDESTOWARDSMOBILESERVICESCOMPAREDTOTRADITIONALMEDIAPARK,SHENOYKITCHENHAM,2004PéREZRAVE,áLVAREZJARAMILLO,INTHATVEIN,THEFOLLOWINGPROCEDURESWERECARRIEDOUT21DEFINITIONOFQUESTIONSORISSUESOFINTERESTTHISRESEARCHADDRESSEDTHEFOLLOWINGQUESTIONSWHATISTHELEVELOFCONCEPTUALIZATIONOFMOBILEMARKETING,WHATARETHEMAINCHARACTERISTICSOFMOBILEMARKETING,WHATARETHERESEARCHAPPROACHESRELATEDTOACCEPTANCEANDATTITUDESTOWARDSMARKETINGANDMOBILEADVERTISING,AND,WHATFUTURELINESOFRESEARCHEXISTFORMOBILEMARKETINGAREA
      下載積分: 10 賞幣
      上傳時間:2024-03-14
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      ( 4 星級)
    • 簡介:3800英文單詞,英文單詞,21萬英文字符,中文萬英文字符,中文6200字文獻出處文獻出處OGORODNYKO,MARTINSENKMONITORINGANDCONTROLFORTHERMOPLASTICSINJECTIONMOLDINGAREVIEWJPROCEDIACIRP,2018,67380385MONITORINGANDCONTROLFORTHERMOPLASTICSINJECTIONMOLDINGAREVIEWOLGAOGORODNYK,KRISTIANMARTINSENABSTRACTTHERMOPLASTICSINJECTIONMOLDINGHASFOUNDINCREASINGUSEINSEVERALINDUSTRYSECTORSTOACHIEVEHIGHEFFECTIVITYOFTHEPROCESSANDDESIRABLEQUALITYOFTHEMANUFACTUREDPRODUCT,CORRECTANDPRECISEPARAMETERS’SETTINGISCRITICALLYIMPORTANTASINJECTIONMOLDINGISASOPHISTICATEDPROCESSITISOFTENHARDTOTAKECAREOFALLTHECHANGESOCCURRINGDURINGITSAPPLICATIONHOWEVER,IMPLEMENTATIONOFARTIFICIALINTELLIGENCEAIMETHODSINCONTROLANDMONITORINGSYSTEMSOFINJECTIONMOLDINGMACHINESCANINCREASECONTROLLABILITYANDADDITIVITYOFTHEPROCESSTHISPAPERGIVESANOVERVIEWOFDIFFERENTSTUDIESRELATEDTORESEARCHONTHETOPICOFMONITORINGANDCONTROLSYSTEMSFORINJECTIONMOLDINGANDEXPLAINSWHYAPPLICATIONOFAIMETHODSWOULDBEBENEFICIALKEYWORDSINJECTIONMOLDINGARTIFICIALINTELLIGENCEMETHODSINTELLIGENTPROCESSMONITORINGANDCONTROLINTELLIGENTHEATMANAGEMENT1INTRODUCTIONTODAYMORETHANONETHIRDOFPOLYMERICPRODUCTSISPRODUCEDWITHUSEOFINJECTIONMOLDING1ITISACOMPLICATEDPROCESS,ASTHEMOLTENPOLYMERSUNDERGOCOMPLEXTHERMOMECHANICALCHANGESASINJECTIONMOLDINGISMOSTLYUSEDFORMASSPRODUCTION,REPEATABILITYANDQUALITYOFTHEFINALPRODUCTISVERYIMPORTANT“IMPROPERSETTINGSOFPROCESSVARIABLESWILLPRODUCEVARIOUSDEFECTSINTHEFINALPRODUCT”2,3ANDRESULTININCREASEDAMOUNTSOFWASTEANDSCRAPASNEEDFORCONTROLOFTHEINJECTIONMOLDINGPROCESSISHIGH,THEFIRSTSTEPINTHISCASEISTOPRECISELYDESIGN,MEASUREANDMONITORTHEPROCESSTOMAKETHEKEYPROCESSVARIABLESOBSERVABLEANDCONTROLLABLE4THISWILLALLOWTOINCREASECONTROLLABILITYANDREPEATABILITYOFTHEOVERALLPROCESS,LEADINGTOPOSSIBILITYOFLOWERINGPROBABILITYOFUNNECESSARYINPROCESSVARIATIONSTHEPROCESSOFINJECTIONMOLDINGINCLUDESFOURMAINSTAGESPLASTICIZATION,INJECTION,COOLINGANDEJECTIONAMONGTHESEFOUR,THECOOLINGSTAGETAKESFROM50TO80OFTHECYCLETIME5ITHASALWAYSBEENOFAHIGHINTERESTTOSHORTENOVERALLCYCLETIME,AS“THECOSTEFFICIENCYOFTHEPROCESSISDEPENDENTONTHETIMESPENTINTHEMOLDINGCYCLE”6ONEOFTHEWAYSTOSHORTENTHECYCLETIMEAND,INPARTICULAR,THECOOLINGSTAGE,WITHOUTCOMPROMISINGQUALITYOFMANUFACTUREDPARTSISUSEOFRAPIDHEATINGANDCOOLINGSYSTEMS,WHICHCANINCLUDEAPPLICATIONOFVARIOTHERMTECHNOLOGYANDCONFORMALCOOLING/HEATINGCHANNELSPROCESSMONITORINGANDCONTROL,ASWELLASUSEOFVARIOTHERMTECHNOLOGYORCONFORMALCOOLING/WARMINGCHANNELSWOULDBENEFITFROMAPPLICATIONOFARTIFICIALINTELLIGENCEMETHODSINORDERTOFUNCTIONINTHEMOSTOPTIMALWAYTHEFOLLOWINGSECTIONSWILLEXPLAINIMPORTANCEOFMONITORINGANDCONTROLSYSTEMS,GIVEEXAMPLESOFRESEARCHONTHESESYSTEMSANDEXPLAINWHYAIMETHODSAREOFAHIGHIMPORTANCEFORTHEINJECTIONMOLDING2INJECTIONMOLDINGPROCESSVARIABLESANDARTIFICIALINTELLIGENCEMETHODSACCORDINGTOKARBASIANDREISER4,THEINJECTIONMOLDINGPROCESSINCLUDESTHREENESTEDPROCESSLOOPSSHOWNINFIG1THEFIRSTLOOPCALLEDMACHINECONTROLINCLUDESCONTROLOFMACHINEFIG2CLASSIFICATIONOFOPTIMIZATIONMETHODS12AIMETHODSGIVEBETTERRESULTSWHENITCOMESTOPROCESSMODELLINGANDFORECASTING,ASTHEYHAVEHIGHERPRECISIONANDLOWERERRORVALUESCOMPAREDTOCONVENTIONALMODELLINGMETHODSINADDITION,THEYARENOTASRESOURCECONSUMINGASDIRECTDISCRETEOPTIMIZATIONMETHODS12INORDERTOBUILDTHEMODELDIFFERENTARTIFICIALINTELLIGENCEMETHODSCANBEUSEDTOPROCESSBIGAMOUNTSOFDATARECEIVEDDURINGTHEPROCESSRUNARTIFICIALNEURALNETWORKSANNISAMETHODTHATWASUSEDFORMODELLINGANDFORECASTINGINMANYAREASOFSCIENCEANDENGINEERING13ANNISAMETHODUSEDFORINFORMATIONPROCESSING,WHICHINCLUDESUSEOFNONLINEARANDINTERCONNECTEDPROCESSINGELEMENTSCALLEDNEURONSTHESEELEMENTSAREORGANIZEDINSEPARATELEVELSCONNECTEDWITHLAYERS’WEIGHTSANNSOFTENCONSISTOFTHREELAYERSTHEINPUTLAYER,THEHIDDENLAYERANDTHEOUTPUTLAYER14ATFIRST,THEDATAIS“FED”TOTHENETWORK’SFIRSTLAYER,INTHESECONDLAYER,ITISPROCESSEDANDTHEMODELISBUILT,INTHETHIRDLAYERTHEFORECASTBASEDONTHEMODELISHANDEDOUTASARESULTOFTHEALGORITHM’SWORKANFISORADAPTIVENEURALBASEDINFERENCESYSTEMISONEMOREMETHODUSEDTOCREATETHEMODELSANDFORECASTSFORCERTAINPROCESSESTHISMETHODISACOMPOSITIONOFARTIFICIALNEURALNETWORKSANDFUZZYLOGICAPPROACHESITIDENTIFIESASETOFPARAMETERSTHATTHEMODELWILLBEBASEDONUSINGAHYBRIDLEARNINGRULE“ITCANBEUSEDASABASISFORCONSTRUCTINGASETOFFUZZYIFTHENRULESWITHAPPROPRIATEMEMBERSHIPFUNCTIONSINORDERTOGENERATETHEPREVIOUSLYSTIPULATEDINPUT–OUTPUTPAIRS”14,15GENETICPROGRAMMINGCANBEAPPLIEDTOACHIEVETHESAMEGOALSITISAMETHODOLOGYWHICHGIVESPOSSIBILITYTOGENERATEALGORITHMSANDEXPRESSIONSTOFINDSOLUTIONOFEXISTINGPROBLEMTHESEEXPRESSIONSAREREPRESENTEDBYATREESTRUCTURECONSISTINGOFLEAVES/TERMINALSANDFUNCTIONS/NODESWHENAPOPULATIONOFTHEGENETICPROGRAMMINGTREEISDEFINEDPROCEDURESSIMILARTOTHEONESUSEDINGENETICALGORITHMAREAPPLIEDTHESEPROCEDURESINCLUDEDEFININGTHEFITNESSFUNCTION,GENETICOPERATORSCROSSOVER,MUTATIONANDREPRODUCTIONANDTHETERMINATIONCRITERIONTHESEAREONLYTHREEEXAMPLESOFAIMETHODSPOSSIBLETOBEAPPLIEDFORINJECTIONMOLDING,HOWEVER,THEYNEEDTOBECHOSENCAREFULLYTOFITAPURPOSEOFRESEARCH,ASWELLASPARAMETERSORFACTORSUSEDINTHEMODEL22PARAMETERS/FACTORSINFLUENCINGTHEQUALITYOFINJECTIONMOLDEDPARTQUALITYOFINJECTIONMOLDEDPARTDEPENDSONALOTOFFACTORSANDTHEYARERELATEDBOTHTOPLASTICMATERIALPROPERTIESANDTHEPROCESSPARAMETERS12ASMENTIONEDBEFORE,ITISPOSSIBLETODISTINGUISHTHREEGROUPSOFINJECTIONMOLDINGPROCESSPARAMETERS,WHILEDIFFERENTSCHOLARSMIGHT
      下載積分: 10 賞幣
      上傳時間:2024-03-16
      頁數(shù): 20
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    • 簡介:INTERNATIONALJOURNALOFMARKETINGSTUDIESVOL8,NO42016ISSN1918719XEISSN19187203PUBLISHEDBYCANADIANCENTEROFSCIENCEANDEDUCATION37MOBILEMARKETINGINCHINACANWECHATTURNTHEIRNEWADVERTISINGSTRATEGYINTOASUSTAINABLEADVANTAGEDIANABKONTSEVAIA1201639WECHAT’SMARKETINGSTRATEGYWILLBESUCCESSFULONLYIFTHEYCONTINUETOPROVIDEUTILITYTOTHEIRUSERSIFTHEYAREABLETOCONTINUALLYINNOVATEFORTHEIRMARKET,THENTHEMOBILEADSENTRYISLIKELYTOBEPROFITABLE3DIFFERENTIATIONANDREVENUEACCORDINGTOJUNIPERRESEARCH,ITWILLBEASTRUGGLEFORMOBILEMESSAGINGCOMPANIESTOSUSTAINREVENUE,DESPITEGROWINGTRAFFICJUNIPERRESEARCH,2015MANYPREDICTIONSHAVEBEENMADETHATARGUETHATJUSTBECAUSETRAFFICISGOINGTOINCREASE,SOWILLTHEREVENUEEG,SUFANGETAL,2016JUNIPERSHOWS,HOWEVER,THATTHISISNOTNECESSARILYTHECASEACCORDINGTOTHEIRRESEARCH,THEREVENUEGENERATEDFROMEACHMESSAGESENTOVERAPPSSIMILARTOTHOSEOFWECHATWILLBELESSTHAN1OFWHATWILLBEGENERATEDFROMSMSANDMMSJUNIPERRESEARCH,2015THEYPREDICTTHAT,DESPITETHEDOUBLINGOFMOBILETRAFFIC,FREEMESSAGINGPLATFORMSWILLSTRUGGLETOTURNTHATTRAFFICINTOREVENUE,EVENFORADVERTISINGENABLEDPLATFORMSINLIGHTOFPOSSIBLESTAGNATIONOFREVENUEFROMMOBILEMESSAGINGPLATFORMS,WILLAMOBILEMARKETINGSTRATEGYHURTWECHAT’SREVENUEBYWEAKENINGITSFOCUSONUSERSFIRST,LET’SEXAMINEOTHERCOMPANIESWHICHHAVEBEENSUCCESSFULWITHNATIVEADVERTISING,ANDTHEIRFUTURESTRATEGIES31FACEBOOKWHYMOBILENEEDSTODIFFERENTIATEFACEBOOKSTARTEDOUTASASINGLESOCIALWEBSITEBASEDINTHEUNITEDSTATESANDHASSINCEEXPANDEDITSUNIVERSETOINCLUDEAVARIETYOFAPPSSUCHASWHATSAPP,ATEXTCOMMUNICATIONSAPP,INSTAGRAM,APHOTOSHARINGAPP,ANDMESSENGER,FACEBOOK’SOWNTEXTMESSAGINGAPPFACEBOOK’SBIGGESTCHALLENGEINANIMMENSELYCOMPETITIVESPACEISTOENSURETHATTHEIRUSERSSTAYENGAGEDWITHTHEIRUNIVERSEACQUISITIONOFAPPSSUCHASWHATSAPPANDINSTAGRAMWASAWAYTOENSURETHATFACEBOOKGETSACCESSTOAVARIETYOFUSERDATA,EVENWHENUSERSARENOTDIRECTLYCONNECTEDTOFACEBOOKJOHNSON,2016OFCOURSE,FACEBOOKNEEDSALOTOFDATATOSUSTAINTHEIRMAINSOURCEOFREVENUENATIVEADVERTISINGFACEBOOKBEGANUSINGNATIVEADVERTISINGIN2011WHILEITDIDNOTEXACTLYINVENTTHEPRACTICE,FACEBOOKISTHEONETHATPERFECTEDIT,BYGIVINGBUSINESSESACCESSTOANUNPRECEDENTEDPRODUCTASOCIALMEDIAPLATFORMTHATREVOLUTIONIZEDCOMMUNICATION,ANDTHUS,BECAMEINGRAINEDANDENTRENCHEDINTHEWORLD’SMINDFACEBOOKADSWORKONAPAYPERCLICKORPAYPERIMPRESSIONBASIS,ANDVARYINPRICE,DEPENDINGONTHETYPEOFAUDIENCEBEINGTARGETEDMANYBUSINESSESJUMPEDONTHEOPPORTUNITYTONOTONLYCONNECTWITHCUSTOMERSUSINGTHEIRSOCIALPROFILESOR“PAGES,”BUTALSOTODIRECTLYIMPRESSUPONATAILOREDAUDIENCEINDEED,FACEBOOKREMAINSONEOFTHEPLATFORMSWITHTHEMOSTDETAILEDTARGETINGOPTIONSAVAILABLEDESPITEFACEBOOK’SUSINGTHEIRCOMMUNITYASTHEIRMAINPRODUCT,THEYHAVEBEENVERYSUCCESSFULINREMAININGTHENUMBERONESOCIALMEDIAPLATFORMANDHAVESTEADILYBEGUNTHEIRMIGRATIONTOMOBILEIN2014,FACEBOOK’SMESSENGERWASTHENUMBERONEMESSENGERACCESSEDPERMONTHINTHEUSA,FOLLOWEDBYGOOGLE,THENSNAPCHAT,ANDFOURTHBEINGFACEBOOKOWNEDINSTAGRAMKOKALITCHEVA,2015HOWEVER,THEREAREMORECHANGESCOMINGINTHEFASTWORLDOFMOBILEADVERTISING,ITISNOLONGEREFFECTIVETORELYONUSERSSIMPLYLOGGINGINONTOANETWORKPEOPLEHAVETOBEENGAGEDOTHERWISETHEREISNOUTILITYFORTHEMINUSINGANAPPLICATIONTHATISWHY,INRECENTYEARS,FACEBOOKHASPUTALOTOFFOCUSONDEVELOPINGITSMESSAGINGPLATFORMINTOANALLAROUNDCOMMUNICATIONSPLATFORMITSLATESTCHALLENGEISTOINTEGRATESERVICESANDEVENTUALLY,PAYMENTS,TOENSURETHATUSERSCANDERIVECONTINUEDBENEFITGOTTFRIED,2013WHILEDIVERSIFICATIONOFITSPRODUCTMAYSEEMNATURAL,ITALSOCOMESATATIMEWHENFACEBOOKPOSTEDDROPSINADVERTISINGREVENUESJOHNSON,2016THEREVENUEDROPSUGGESTSTHATMONETIZINGADSMIGHTNOLONGERBEENOUGHTOSUSTAINGROWTHINTHELONGRUN,ANDTHATOTHERBUSINESSMODELSMIGHTBENECESSARYTHEDROPINREVENUESANDDIFFERENTIATIONSSUPPORTSJUNIPERRESEARCH’SFINDINGSTHATUSERGROWTHDOESNOTALWAYSEQUALREVENUEGROWTH,DESPITETHEDISBELIEFITHASRECEIVEDINTHELITERATURE32REVENUEFROMNEWMARKETSEVENIFJUNIPERRESEARCHISWRONGANDTHETEXTMESSAGINGBUSINESSWILLCONTINUETOGROWATTHECURRENTPACE,TURNINGTRAFFICINTOREVENUE,ITISNOTAPPARENTHOWWECHATCOULDREPLICATETHESAMESUCCESSASFACEBOOKRECENTLY,FACEBOOK’SADREVENUECAMEMAINLYFROMFOREIGNCOUNTRIES,RATHERTHANFROMINSIDEITS“HOME”COUNTRY,THEUNITEDSTATESGOTTFRIED,2013THATISPRIMARILYBECAUSEPEOPLEINTHEUSHAVELIKELYBECOMEDESENSITIZEDTOSOCIALADS,IFNOTLEAVINGTHEPLATFORMALTOGETHERIFWECHAT’SUSERBASEBECOMESSIMILARLYDESENSITIZED,EXPANSIONINTOFOREIGNMARKETSWILLPROVEVERYDIFFICULT,BECAUSE93OFITSOPERATIONSISCONCENTRATEDINTHECHINESEMAINLANDTHEYHAVEASMALLPRESENCEINTHEUS,HONGKONG,EUROPEANDOTHERLOCATIONS,BUTASNOTED,THESEMARKETSACCOUNTFORONLYABOUT7OFTHEIRINFLUENCEMARKETLINE,2013WHILEWECHATCANSPENDRESOURCESATDOMINATINGOTHERLOCALMARKETS,ITISUNLIKELYTHATTHEYWILLBEABLETOREPLACETHECOMPETITIONALREADYWITHINTHOSECOUNTRIESINFACT,WECHATOWESITSBEGINNING
      下載積分: 10 賞幣
      上傳時間:2024-03-13
      頁數(shù): 7
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TORAGESYSTEMSCUSTOMERSAGAINSTTHEDISTRIBUTIONGRIDELECTRICITYFLOWSTOALLEVIATEVOLTAGERISEANDOTHERLOCALCONDITIONSTHATMAYNECESSITATEPOWERGRIDREINFORCEMENTINADDITION,THEEFFECTIVECHARGINGANDDISCHARGINGSCHEDULINGWEREIMPLEMENTEDRESEARCHERSINTRODUCEDADYNAMICALMODELTOCONSIDERMETHODSTOMANAGEDAYAHEADBATTERYCHARGESCHEDULINGUNDERTHEASSUMPTIONOFACOSTOFNETMETERINGTHEMODELREQUIREDLOADINGANDGENERATIONFORECASTSATDIFFERENTLOCATIONSINTHENETWORKTHISAPPROACHEMULATEDIMPERFECTFORECASTSUSINGHISTORICALDATATHEYUTILISEPOWERFLOWANALYSISTOPLACECONSTRAINTSONTHEOPTIMISATIONPROBLEMSTHEYDEMONSTRATETHAT,INTERMSOFCUSTOMERBENEFIT,THECENTRALISEDSYSTEMWASPREFERABLE,BECAUSETHEEQUALSAVINGSWEREPROVIDEDTOALLRESIDENTIALCUSTOMERS,HENCETHATNOCUSTOMERSWEREPENALISEDFORUTILISINGBATTERYSTORAGE14THISSTUDYPROPOSEDSMALLSCALEANDLARGESCALESOLARENERGY,WINDPOWERANDENERGYSTORAGESYSTEMENERGYSTORAGEISACOMBINATIONOFBATTERYSTORAGEANDV2GBATTERYSTORAGETHESESTORAGESAREINPARALLELSUPPORTINGEACHOTHERTHENOVELTYOFTHISWORKINRELATIONTOSIMILARWORKISTHESIMULTANEOUSUSAGEOFBATTERYSTORAGEANDV2GBATTERYSTORAGETHEPROPOSEDTOPICISIMPORTANTANDWORTHYOFINVESTIGATIONSINCETHEIMPACTOFV2GOPERATIONSPLAYSAKEYROLEINTHECONVENIENCEOFVEHICLEOWNERSINSUPPORTINGTHEMAINGRIDWITHTHISKINDOFANCILLARYSERVICESRENEWABLEENERGYSUPPLYSYSTEMSWEREDIVIDEDINTOTWOPARTSSMALLSCALESUPPLYANDLARGESCALE
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簡介:8000英文單詞,英文單詞,41萬英文字符,中文萬英文字符,中文12400字文獻出處文獻出處JAMARA,MAJIDZAA,AZMIWH,ETALAREVIEWOFWATERHEATINGSYSTEMFORSOLARENERGYAPPLICATIONSJINTERNATIONALCOMMUNICATIONSINHEATANDMASSTRANSFER,2016,76178187AREVIEWOFWATERHEATINGSYSTEMFORSOLARENERGYAPPLICATIONSAJAMAR,ZAAMAJID,WHAZMI,MNORHAFANA,AARAZAKABSTRACTSOLARENERGYISONEOFTHEWIDELYUSEDRENEWABLEENERGYTHATCANBEHARNESSEDEITHERBYDIRECTLYDERIVINGENERGYFROMSUNLIGHTORINDIRECTLYSOLARWATERHEATINGSYSTEM,ONTHEOTHERHAND,ISONEOFTHEAPPLICATIONSOFSOLARENERGYTHATHASDRAWNGREATATTENTIONAMONGRESEARCHERSINTHISFIELDSOLARCOLLECTORS,STORAGETANKSANDHEATTRANSFERFLUIDSARETHETHREECORECOMPONENTSINSOLARWATERHEATERAPPLICATIONS,WHICHAREREVIEWEDINTHISPAPERTHISPAPERDISCUSSESTHELATESTDEVELOPMENTSANDADVANCEMENTOFASOLARWATERHEATERBASEDONTHETHREEBASICCOMPONENTSTHATMAYAFFECTTHETHERMALPERFORMANCEOFTHESYSTEMITALSOREVIEWSTHEDEVELOPMENTOFVARIOUSTYPESOFSOLARCOLLECTORSINSOLARWATERHEATER,INCLUDINGBOTHTHENONCONCENTRATINGCOLLECTORSFLATPLATECOLLECTOR,EVACUATEDTUBECOLLECTORANDTHECONCENTRATINGCOLLECTORSPARABOLICDISHREFLECTOR,PARABOLICTROUGHCOLLECTORALLTHESEARESTUDIEDINTERMSOFOPTICALOPTIMIZATION,HEATLOSSREDUCTION,HEATRECUPERATIONENHANCEMENTANDDIFFERENTSUNTRACKINGMECHANISMSAMONGTHENONCONCENTRATINGANDCONCENTRATINGCOLLECTORS,THEPARABOLICDISHREFLECTORCOLLECTORSSHOWTHEBESTOVERALLPERFORMANCETHEUSEOFNANOFLUIDSASAHEATTRANSFERFLUIDWASALSODISCOVEREDINTHISPAPERKEYWORDSSOLARENERGY,SOLARWATERHEATINGSYSTEM,SOLARWATERHEATER,RENEWABLEENERGY1INTRODUCTIONTODAY,FOSSILFUELHASBEENPRIMARILYUSEDTOHEATANDPOWERHOMESANDFUELCARS1ITISCONVENIENTTOUSECOAL,OILANDNATURALGASFORMEETINGHUMANSENERGYNEEDS2,BUTTHELIMITEDSUPPLYOFTHESEFUELSHASBECOMETHEMAINCONSTRAINTFORPEOPLETOPERSISTTHEMASTHECONTINUOUSSOURCESONEARTH3,4INRECENTYEARS,HIGHADVANCEMENTINMALAYSIASECONOMYHASSTEEREDTOAVIVIDLYINCREASESINENERGYCONSUMPTION,PARTICULARLYELECTRICALENERGYUSEDINCOMMERCIALANDDOMESTICALLYBUILDING5ASENERGYPLAYSACRUCIALROLEINTHEDAILYNEEDSOFHUMANS6,THEREAREMANYALTERNATIVEENERGYSOURCESTHATCANBEUSEDINSTEADOFFOSSILFUELS7,8,ANDONEOFTHEMISRENEWABLEENERGYRE9RECANBEDESCRIBEDASENERGYTHATCANBEGENERATEDBYNATURALSOURCESSUCHASSUNLIGHTWHICHISAPRIMARYSOURCEOFENERGY10THEMAJORGAINSOFREISTHATNOFUELISNECESSARILYREQUIRED,WHICHERADICATESTHEEMISSIONOFCARBONDIOXIDECO2ONEOFTHEFACTORSINAIRPOLLUTIONINSUFFICIENTFOSSILFUELSUPPLIESANDDISPROPORTIONATEGASEMISSIONSRESULTINGFROMINCREASINGFOSSILFUELCONSUMPTIONHAVEBECOMETHEWORSTCONTRIBUTIONTOTHECURRENTGLOBALENERGYPROBLEMITWASRECOUNTEDTHATTHEPRESENTPETROLEUMCONSUMPTIONWAS105TIMESFASTERTHANTHEAMOUNTNATURECANCREATE11PREDICTABLY,ATTHISHUGERATEOFCONSUMPTION,THEWORLDSFOSSILFUELRESERVESWILLDIMINISHBY205011,12ANDTHEGLOBALDEMANDFORENERGYWOULDTURNTOBEAPPROXIMATELY30AND46TWBY2050AND2100,RESPECTIVELY13EVENTHOUGHTHEFOSSILFUELSSUPPLYMORETHAN90OFENERGYDEMAND,THEYINDEEDCONVEYAVERTICALFIGUREINENVIRONMENTALCOST14INCHINA,THEAPPLICATIONOFREINBUILDINGSISAPROMISINGSOLUTIONTOWARDTHECONFLICTBETWEENTHEGROWINGENERGYDEMANDANDENVIRONMENTALPROTECTION15ITCOULDALSOPROVIDEATECHNOLOGYISUSUALLYNOTANISSUEFORTHEUSERASITISA“BEHINDTHESCREEN”TECHNOLOGY35MOREOVER,SIMPLICITY,TECHNOLOGICALFEASIBILITY,ANDECONOMICALANDCOMMERCIALVIABILITYARETHESTRENGTHENINGFACTORSOFSOLARWATERHEATERSWHICHMADETHEMPOPULARAMONGTHEREPRODUCTSALLOVERTHEWORLD36,37FORINSTANCE,THEMOSTPOPULARCATEGORIESOFHOTWATERHEATERSINTHECHINAMARKETAREELECTRICWATERHEATERS,GASWATERHEATERS,ANDSOLARWATERHEATERS38INADDITIONTOTHESYSTEM,ACOLLECTORFUNCTIONSTOCOLLECTSOLARENERGYFROMSUNLIGHTWHEREASASTORAGETANKSTORESHOTWATERTHATHASBEENPRODUCEDTHROUGHTHESYSTEMITSELFINMAKINGSURETHATTHEWATERISALWAYSHOT,THETANKMUSTBEINSULATEDWELLTOAVOIDHEATLOSSES,ASMENTIONEDEARLIER39SOLARENERGYCANBEACQUIREDWHENTHEABSORBERPANELCOATEDWITHSELECTEDCOATINGTRANSFERSTHEHEATTOTHERISERPIPESUNDERNEATHTHEPANELTHEWATERWILLPASSTHROUGHTHERISERTOBEHEATEDUPANDTHENCHANNELEDTOTHESTORAGETANKTHERECIRCULATIONOFTHESAMEWATERTHROUGHTHEABSORBERPANELINTHECOLLECTORRAISESTHETEMPERATUREUPTO80°CMAXIMUMONAGOODSUNNYDAYTHISISRECOGNIZEDASACOMPLETESYSTEMOFHOTWATERUSINGSOLARENERGYWITHTHEUSEOFEQUIPMENTSUCHASASOLARCOLLECTOR,ASTORAGETANKANDPIPELINESANDISKNOWNASTHESOLARWATERHEATINGSYSTEMTHEEXISTINGSOLARWATERHEATERTODAYCONSISTSOFACYLINDRICALGLASSTUBETHATWORKSASTHERECEIVEROFSOLARENERGYANDACOPPERCOILTHROUGHWHICHTHEWATERFLOWS,THATISPLACEDINSIDETHEGLASSTUBEANDACTSASTHECOLLECTOR40THETECHNICALANDENVIRONMENTALPERFORMANCEOFASOLARWATERHEATERISEXAMINEDUSINGTHEMETHODOFLIFECYCLEASSESSMENTLCA41,42NEVERTHELESS,THEREISSTILLMUCHTODOTOIMPROVETHEPERFORMANCEOFSOLARWATERHEATERSWHICHINCLUDEIMPROVINGTHETHERMALSTRATIFICATIONOFTHESTORAGETANK,ENHANCINGTHEPERFORMANCEOFTHECOLLECTOR,BOOSTINGTHEHEATTRANSFERTECHNIQUESCONSISTOFCOLLECTORDESIGNS,COLLECTORTILTANGLES,COATINGOFPIPES,FLUIDFLOWRATES,THERMALINSULATION,INTEGRATEDCOLLECTORSTORAGE,THERMALENERGYSTORAGE,USEOFPHASECHANGEMATERIALSPCM43,ANDINSERTIONOFTWISTEDTAPES44,ANDOPTIMIZINGTHECONTROLLERBESIDES,OPTIMIZINGTHEHOTWATERTANKSTRUCTUREANDENHANCINGTHEIMMERSEDHEATEXCHANGEPERFORMANCEISALSOCONSIDEREDASONEOFTHEIRBESTWAYS453SOLARWATERHEATINGSYSTEMONEOFTHEMOSTWIDELYKNOWNSOLARTHERMALAPPLICATIONSISTHESOLARWATER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