shading device design alternative decision making遮阳装置的设计方案决策

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1、SHADINGDEVICEDESIGNALTERNATIVEDECISIONMAKINGbyMAJDIMUSTAFAALSADEKAMasterReportforCEM600InPartialFulfillmentoftheRequirementsforthedegreeMASTEROFENGINEERINGINCONSTRUCTIONENGINEERINGANDMANAGEMENTKINGFAHDUNIVERSITYOFPETROLEUM&MINERALSDhahran,SaudiArabiaJanuary,

2、2001ACKNOWLEDGEMENTAcknowledgementisduetotheKingFahdUniversityofPetroleum&Mineralsforsupportingthisresearch.IwishtoexpressmyappreciationtoProfessorOsamaJannadiwhoservedasmymajoradvisor.IalsowishtothankmyothersupervisorDr.SaadiAssafwhoguidedmethroughdifferent

3、sub-topicsofthisreport.xPageTABLEOFCONTENTSLISTOFTABLESVLISTOFFIGURESVIREPORTABSTRACTXCHAPTER1.INTRODUCTION1BACKGROUNDKNOWLEDGE1STATEMENTOFTHEPROBLEM6GOALSANDOBJECTIVES8METHODOFACHIEVEMENT11SCOPEANDLIMITATIONS14SIGNIFICANCEOFTHESTUDY16CHAPTER2.SHADINGDEVICES

4、PRINCIPLESANDCONSIDERATION18CLIMATECONTRIBUTIONTOHUMAN’SCOMFORT18SHADINGDEVICESINBUILDINGS28SHADINGDEVICESEFFECTSONBUILDINGPERFORMANCE35CONSIDERATIONOFSHADINGDEVICES45CHAPTER3.PERFORMANCEEVALUATIONOFSHADINGDEVICES51CHARACTERISTICSOFSUNLIGHT51xEXPERIMENTALASS

5、ESSMENTSOLARRADIATION52EXPERIMENTOUTPUT-RAWDATA67CHAPTER1.SHADINGDEVICESIMPACTONDESIGNALTERNATIVEDECISION69CASESTUDY:OFFICEBUILDING69INPUTDATA70DESIGNALTERNATIVEEVALUATION71INTERNALCOOLINGLOADS71EXTERNALCOOLINGLOADS74CHAPTER2.CONCLUSIONANDRECOMMENDATIONS79SU

6、MMARY79CONCLUSIONS80RECOMMENDATIONS83APPENDIXA.TABLES85APPENDIXB.FIGURES92APPENDIXC.CASESTUDY‘U’VALUECALCULATION141APPENDIXD.INTERNALCOOLINGLOADCALCULATIONS146APPENDIXE.EXTERNALCOOLINGLOADCALCULATIONS151REFERENCES161xLISTOFTABLESxLISTOFFIGURESxREPORTABSTRACT

7、MAJDIMUSTAFAALSADEKSHADINGDEVICEDESIGNALTERNATIVEDECISIONMAKINGCONSTRUCTIONENGINEERING&MANAGEMENTJanuary,2001ThisreportconsiderssomeeffectsofSunShadingDevicesonbuildingenvelopeperformanceincludingthermalcontrol,noisecontrol,airflowandVentilation;withparticul

8、aremphasisondaylightilluminationandadmissionofsolarradiantheatenergy.Quantityofdaylightadmittedthroughthreeformsofshadingdeviceswereassessedandevaluatedthroughmodelstudyrelativetoexternaldayligh