Quality engineered solar airconditioning design examples PDF
Preview Quality engineered solar airconditioning design examples
The Solar Cooling Design Guide Related Titles Hens,H. BuildingPhysics:Heat,AirandMoisture FundamentalsandEngineeringMethodswithExamplesandExercises ThirdEdition 2017 PrintISBN:978-3-433-03197-1 WOLobookPDFISBN:978-3-433-60854-8 eMobiISBN:978-3-433-60855-5 ePubISBN:978-3-433-60856-2 AdobePDFISBN:978-3-433-60857-9 Edited by Daniel Mugnier Daniel Neyer and Stephen White The Solar Cooling Design Guide Case Studies of Successful Solar Air Conditioning Design DanielMugnier AllbookspublishedbyErnst&Sohnarecarefully TECSOLSA produced.Nevertheless,authors,editors,andpublisherdo 105Av.AlfredKastler notwarranttheinformationcontainedinthesebooks, BP90434 includingthisbook,tobefreeoferrors.Readersareadvised 6600Perpignan tokeepinmindthatstatements,data,illustrations, France proceduraldetailsorotheritemsmayinadvertentlybe inaccurate. DanielNeyer LibraryofCongressCardNo.:appliedfor UniversityofInnsbruck InstituteofStructuralEngineeringand BritishLibraryCataloguing-in-PublicationData MaterialSciences Acataloguerecordforthisbookisavailablefromthe UnitforEnergyEfficientBuilding BritishLibrary. TechnikerStr.13 6020Innsbruck BibliographicinformationpublishedbytheDeutsche Austria Nationalbibliothek TheDeutscheNationalbibliothekliststhispublicationin StephenD.White theDeutscheNationalbibliografie;detailedbibliographic CSIROEnergyFlagship dataareavailableontheInternetat<http://dnb.d-nb.de>. POBox330 2017WilhelmErnst&Sohn,VerlagfürArchitekturund NSW2300Newcastle technischeWissenschaftenGmbH&Co.KG,Rotherstraße Australia 21,10245Berlin,Germany Allrightsreserved(includingthoseoftranslationintoother languages).Nopartofthisbookmaybereproducedinany form–byphotoprinting,microfilm,oranyothermeans– nortransmittedortranslatedintoamachinelanguage Cover:AdmiralBuildinginArcheJacques withoutwrittenpermissionfromthepublishers.Registered Coeur,Montpellier,France.Theviewis names,trademarks,etc.usedinthisbook,evenwhennot showingonepartofthesolarcollectorfield specificallymarkedassuch,arenottobeconsidered feedingthesolarcoolingsystemforthe unprotectedbylaw. building.Theviewisshowingaswellthe upperpartofthetechnicalpremiceincluding PrintISBN: 978-3-433-03125-4 bothsolarcoolingabsorptionchiller,heat ePDFISBN: 978-3-433-60685-8 rejectiondeviceandbackupcompression ePubISBN: 978-3-433-60686-5 chillers. eMobiISBN: 978-3-433-60687-2 oBookISBN: 978-3-433-60684-1 Copyright:TECSOLSA,Perpignan,France Coverdesign: SimoneBenjamin,McLeeseLake,Canada Typesetting: ThomsonDigital,Noida,India PrintingandBinding: PrintedintheFederalRepublicof Germany Printedonacid-freepaper V Important Disclaimer TheauthorsandtheInternationalEnergyAgency(IEA)advisethattheinformation contained in this publication comprises general statements based on scientific research. The reader is advised and needs to be aware that such information may beincompleteorunabletobeusedinanyspecificsituation.Norelianceoractions must therefore be made on that information without seeking prior expert profes sional, scientific and technical advice. To the extent permitted by law, the IEA (includingitsemployeesandconsultants)excludesallliabilitytoanypersonforany consequences, including but not limited to all losses, damages, costs, expenses and anyothercompensation,arisingdirectlyorindirectlyfromusingthispublication(in part or in whole) and any information or material contained in it. VII Table of Contents AbouttheEditors XI ................................................................................................ ListofContributors XIII ............................................................................................. TheIEASolarHeatingandCoolingProgramme XV .................................... NotesfromtheEditors XVII ...................................................................................... Foreword XIX ................................................................................................................. 1 Introduction 1 ............................................................................................................ 1.1 AbouttheIEASHCTask48 2 ........................................................................... 1.2 Ambitionandphilosophyofthebook 3 .......................................................... References 4 ............................................................................................................... 2 Generalconsiderations 5 ........................................................................................ 2.1 Solarthermalair-conditioninggeneralflowsheet 5 .................................... 2.2 Keydesignprinciples 7 .......................................................................................... 2.3 Generaleconomicconsiderations 13 .................................................................. 2.4 PerformanceassessmentofSHCsystems 16 ................................................... References 18 ............................................................................................................... 3 CasestudyofasolarcoolingsystemwithasmallNH /H O 3 2 absorptionchiller 19 ................................................................................................... 3.1 Applicationdescriptionanddesignphilosophy 19 ........................................ 3.1.1 Background 19 ............................................................................................................ 3.1.2 Rationalefortheselectedconfiguration 19 ...................................................... 3.2 Solarheatingandcoolingprocessdescription 21 .......................................... 3.2.1 Flowsheetdescription 21 ......................................................................................... 3.2.2 Controlphilosophy 22 .............................................................................................. 3.2.2.1 Heatingandcoolingmodeselection 23 ............................................................. 3.2.2.2 Solarandwater-heatingflowloops 24 ............................................................... 3.2.2.3 Backupheatingflowloop 26 .................................................................................. 3.2.2.4 Chillerprocessflowloop 28 ................................................................................... 3.3 Equipmentspecification 29 .................................................................................... 3.3.1 Absorptionchiller 30 ................................................................................................ 3.3.2 Solarcollectorfield 31 .............................................................................................. 3.3.3 Solarheatexchanger 34 ........................................................................................... 3.3.4 Thermalstoragetank 34 ......................................................................................... 3.3.5 Coolingtower 36 ........................................................................................................ 3.3.6 Pumpsandhydraulics 36 ........................................................................................ 3.4 Hazardandoperability 37 ....................................................................................... 3.4.1 Hazardmanagement 37 ........................................................................................... 3.4.2 Commissioning/initialstartup 38 ......................................................................... 3.4.3 Overallperformancemonitoring 40 .................................................................... 3.5 Casestudysystemperformance 41 ..................................................................... 3.5.1 Monthlyenergyflows 41 ......................................................................................... 3.5.1.1 Sourceofheat 41 ....................................................................................................... VIII TableofContents 3.5.1.2 Coolingperformance 41 .......................................................................................... 3.5.1.3 Heatingperformance 45 .......................................................................................... 3.5.1.4 Combinedheatingandcoolingperformance 46 ............................................. 3.5.2 Instantaneousanddailyenergyflows 47 ........................................................... 3.6 Modelingperformanceanalysis 51 ...................................................................... 3.6.1 TRNSYScomponentsimulationmethodology 51 ......................................... 3.6.2 Casestudysimulationscenarios 52 ..................................................................... 3.6.3 Results 52 ...................................................................................................................... 3.6.3.1 Coldproduction(Q ) 57 SS.HP .................................................................................. 3.6.3.2 Seasonalperformancefactor(SPF ) 57 el.thC ....................................................... 3.7 Indicativecommercialanalysis 58 ........................................................................ 3.8 Qualityassurancechecklist 61 .............................................................................. 3.8.1 Lessonslearned 61 ..................................................................................................... 3.8.2 Evaluationagainstprinciples 62 ........................................................................... References 64 ............................................................................................................... 4 Casestudyofasolarcoolingsystemcombininganabsorptionchiller withdomestichotwaterproduction 67 ............................................................... 4.1 Applicationdescriptionanddesignphilosophy 67 ........................................ 4.1.1 Background 67 ............................................................................................................ 4.1.2 Rationalefortheselectedconfiguration 68 ...................................................... 4.2 Solarcoolingprocess–descriptionanddesignphilosophy 69 ................. 4.2.1 Flowsheetdescription 69 ......................................................................................... 4.2.2 ControlPhilosophy 71 ............................................................................................. 4.2.2.1 Cooling/hotwatermodeselection 71 ................................................................. 4.2.2.2 Controlofsolarprimarycircuitpump(Pump1) 72 ..................................... 4.2.2.3 Controlofthesolarsecondarycircuitpump(Pump2) 72 ......................... 4.2.2.4 Controloftheabsorptionchiller(pumps3,4and5,coolerfan) 72 ....... 4.2.2.5 Controlofthedomestichotwaterheatingpumps(pumps6and7) 73 4.3 Equipmentspecifications 73 .................................................................................. 4.3.1 Absorptionchiller 73 ................................................................................................ 4.3.2 Solarcollectorfield 75 .............................................................................................. 4.3.3 Evaporatively-cooleddrycooler 77 ..................................................................... 4.3.4 Thermalstoragetank 78 ......................................................................................... 4.3.5 Drain-backtank 79 .................................................................................................... 4.3.6 Pumps 79 ...................................................................................................................... 4.4 Hazard,operabilityandinstallationexperiences 80 ...................................... 4.4.1 Hazardmanagement 80 ........................................................................................... 4.4.2 Installationexperiences 80 ..................................................................................... 4.4.2.1 Architecturalissues 82 ............................................................................................. 4.4.2.2 Installerskills 82 ......................................................................................................... 4.4.2.3 Useofthestairwell 82 .............................................................................................. 4.4.2.4 Installationinanoccupiedbuilding 82 .............................................................. 4.4.2.5 Evaporatorcircuitconnectiontothemainchilledwatercircuit 82 ........ 4.4.3 Commissioning/initialstartup 83 ......................................................................... 4.4.4 Overallperformancemonitoring 83 .................................................................... TableofContents IX 4.5 Casestudysystemperformance 83 ..................................................................... 4.5.1 Monthlyenergyflows 83 ......................................................................................... 4.5.1.1 Sourceofheat 85 ....................................................................................................... 4.5.1.2 Coolingandheatingperformance 85 ................................................................. 4.5.2 Dailyenergyflows 86 ................................................................................................ 4.6 Modelingperformanceanalysis 87 ...................................................................... 4.6.1 TRNSYScomponentsimulationmethodology 87 ......................................... 4.6.2 Results 87 ...................................................................................................................... 4.6.2.1 Solarcollectortiltanglescenarioanalysis 90 ................................................... 4.7 Indicativecommercialanalysis 91 ........................................................................ 4.7.1 Actualproject 91 ........................................................................................................ 4.7.1.1 Capitalinvestmentcost 91 ..................................................................................... 4.7.1.2 Annualoperatingandmaintenancecosts 92 ................................................... 4.7.2 Greenfieldsites(IEATask48methodology) 94 ............................................. 4.8 Qualityassurancechecklist 94 .............................................................................. 4.8.1 Lessonslearned 94 ..................................................................................................... 4.8.2 Evaluationagainstprinciples 95 ........................................................................... References 97 ............................................................................................................... 5 Designguideforsolarcoolingwithdouble-effectabsorptionchillers 99 .. 5.1 Applicationdescriptionanddesignphilosophy 99 ........................................ 5.1.1 Background 99 ............................................................................................................ 5.1.2 Rationalefortheselectedconfiguration 100 ...................................................... 5.1.2.1 Solarcollectorfieldselection/sizing 101 .............................................................. 5.1.2.2 Backupheatsource 102 ............................................................................................. 5.1.2.3 Hydraulics 102 ............................................................................................................... 5.2 Solarcoolingprocessdescription 104 ................................................................... 5.2.1 Flowsheetdescription 104 ......................................................................................... 5.2.2 Controlphilosophy 105 .............................................................................................. 5.2.2.1 Solarflowloop 105 ...................................................................................................... 5.2.2.2 Chillerprocessflowloop 106 ................................................................................... 5.2.2.3 Coolingwaterflowloop 108 .................................................................................... 5.3 Equipmentspecification 108 .................................................................................... 5.3.1 Absorptionchiller 110 ................................................................................................ 5.3.2 Solarcollectorfield 110 .............................................................................................. 5.3.3 Thermalstoragetank 112 ......................................................................................... 5.3.4 Pumps 113 ...................................................................................................................... 5.4 Hazardandoperability 114 ....................................................................................... 5.4.1 Hazardmanagement 114 ........................................................................................... 5.4.2 Commissioning/initialstartup 115 ......................................................................... 5.5 Casestudysystemperformance 117 ..................................................................... 5.6 Designperformanceanalysis 120 ........................................................................... 5.6.1 TRNSYScomponentsimulationmethodology 120 ......................................... 5.6.2 Casestudysimulationscenarios 122 ..................................................................... 5.6.3 Results 122 ...................................................................................................................... 5.6.3.1 Storagetanksizing,Sydneylocation 122 ............................................................. X TableofContents 5.6.3.2 Impactofclimate 124 ................................................................................................. 5.7 Indicativecommercialanalysis 126 ........................................................................ 5.8 Qualityassurancechecklist 133 .............................................................................. 5.8.1 Lessonslearned 133 ..................................................................................................... 5.8.2 Evaluationagainstprinciples 134 ........................................................................... References 137 ............................................................................................................... Index 139 .........................................................................................................................
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