바닥공조 시스템이 적용된 사무공간의 거주후 성능평가
Post Occupancy Evaluation for Office Building with An Underfloor Air Distribution System
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다운로드
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참고문헌
키워드
초록
Inthisstudy,anunderfloorairdistribution(UFAD)system installedontheS.officebuildingwasevaluatedforitsindoor environmentalqualityperformance.FieldmeasurementandsurveywereconductedfortheoverallPOE(PostOccupied Evaluation).PMV(including temperature,humidity,airvelocity and globe temperature)and severalenvironmental componentsweremeasuredwhilethermalcomfort,thermalsensation,acousticalenvironmentandothers.wereinvestigated throughsurvey. Exceptforthedirectupperpartoftheairsupplydiffuseronthefloor,theindoorvelocitywaslessthan0.25m/s,which hasbeensuggestedbyASHRAEStandard55asthelimitforthermalcomfort.MRT oftheperimeterzoneoftheroom showedahighervaluethanthatintheinteriorbecauseoftheintroducedsolarradiationthroughthebuildingenvelope. PMV wasgenerallymaintainedintherangeofthermalcomfort(from -0.5to+0.5),thoughitweightedtothewarm side.Itwasreportedtohave61% positiveresponseonthermalcomfortand55% onneutralthermalsensation.Theresults ofeachsurvey item showedsomegender-baseddifferences.Specifically,femalerespondentshadhigherdegreeof dissatisfactionwithindooraircleannessandacousticalprivacy.Theworkingsurfaceshowedmorethan400luxandthe equivalentnoiselevelshowedlessthan50dB(A). Inconclusion,theresultsofthemeasurementandsurveyshowedgoodagreement.Indoorenvironmentalqualityofthe subjectofficeroom wheretheUFAD system wasinstalledshowedanoverallexcellentperformance
Abstract
Inthisstudy,anunderfloorairdistribution(UFAD)system installedontheS.officebuildingwasevaluatedforitsindoor environmentalqualityperformance.FieldmeasurementandsurveywereconductedfortheoverallPOE(PostOccupied Evaluation).PMV(including temperature,humidity,airvelocity and globe temperature)and severalenvironmental componentsweremeasuredwhilethermalcomfort,thermalsensation,acousticalenvironmentandothers.wereinvestigated throughsurvey. Exceptforthedirectupperpartoftheairsupplydiffuseronthefloor,theindoorvelocitywaslessthan0.25m/s,which hasbeensuggestedbyASHRAEStandard55asthelimitforthermalcomfort.MRT oftheperimeterzoneoftheroom showedahighervaluethanthatintheinteriorbecauseoftheintroducedsolarradiationthroughthebuildingenvelope. PMV wasgenerallymaintainedintherangeofthermalcomfort(from -0.5to+0.5),thoughitweightedtothewarm side.Itwasreportedtohave61% positiveresponseonthermalcomfortand55% onneutralthermalsensation.Theresults ofeachsurvey item showedsomegender-baseddifferences.Specifically,femalerespondentshadhigherdegreeof dissatisfactionwithindooraircleannessandacousticalprivacy.Theworkingsurfaceshowedmorethan400luxandthe equivalentnoiselevelshowedlessthan50dB(A). Inconclusion,theresultsofthemeasurementandsurveyshowedgoodagreement.Indoorenvironmentalqualityofthe subjectofficeroom wheretheUFAD system wasinstalledshowedanoverallexcellentperformance
참고문헌 (5)
- Webster,T, "Underfloorairdistribution", Thermalstratification performance of UFAD systems, 2002, pp.44(5), ~
- FredS.Bauman, "UnderfloorAirDistribution(UFAD) DesingGuide" (2003), ASHRAE
- 유기형, "바닥공조시스템과 천장공조시스템의 실내환경 비교 평가", 대한건축학회논문집 계획계, 20(5), pp.185~192 (2004), 대한건축학회
- "ISO 7730-2005,Ergonomicsofthethermal environment - Analytical determination and interpretationofthermalcomfortusingcalculation ofthePMV andPPD indicesandlocalthermal comfortcriteria", ~ (2005)
- "ANSI", ASHRAEStandard55,ThermalEnvironmental ConditionsforHumanOccupancy, 1992