실측 실험을 통한 단열문의 열성능 평가
Thermal Performance Assessment of Insulated door by experiment.
0
조회
0
다운로드
1
인용
0
참고문헌
키워드
초록
Currently,Exteriorwall'sU-valueaboutbuildingenvelopeis0.36W/㎡K(CentralRegion),butwindow'sone is2.1W/㎡K accordingtoairgapofglazing,fillinggas,coatingandtypeofwindows.Thedoor'soneis1.6∼5.5W/㎡․K dependingonmaterialandconfigurationofdoor.Assuch,energylossperunitofdoorisconsiderably largerlikewindows.Thedoorfortherecognitionwasrelativelylow becauseenergylossthroughthedoor is relativelysmallcomparedtowindow area. In thispaper,thermalperformancewasanalyzed through simulation targeting thedoorwhich hasthermal breakthatcanimprovetheinsulationperformanceanddoesn'thaveone. Asaresultsofsimulations,case1wascalculatedastheaverageof1.63w/m2kandcase2wascalculatedas theaverageof4.14w/m2k.Thethermalperformanceofdoordependsonthetypeandconditionofinsulations. Asaresultsoffinalsimulations,Case1wascalculatedas1.06w/m2kandCase2wascalculatedas1.27w/m2k. Asaresultsoftheexperiments,thermalperformanceofcase1wasmeasuredas1.28w/m2k.Errorbetween experimentsandsimulationsisconsideredproblemsencounteredwhencreatingthesamples.Theeffectofdoor frameontheoverallthermalperformanceisslightbecauseit'sasmallproportionofthedoorframe.
Abstract
Currently,Exteriorwall'sU-valueaboutbuildingenvelopeis0.36W/㎡K(CentralRegion),butwindow'sone is2.1W/㎡K accordingtoairgapofglazing,fillinggas,coatingandtypeofwindows.Thedoor'soneis1.6∼5.5W/㎡․K dependingonmaterialandconfigurationofdoor.Assuch,energylossperunitofdoorisconsiderably largerlikewindows.Thedoorfortherecognitionwasrelativelylow becauseenergylossthroughthedoor is relativelysmallcomparedtowindow area. In thispaper,thermalperformancewasanalyzed through simulation targeting thedoorwhich hasthermal breakthatcanimprovetheinsulationperformanceanddoesn'thaveone. Asaresultsofsimulations,case1wascalculatedastheaverageof1.63w/m2kandcase2wascalculatedas theaverageof4.14w/m2k.Thethermalperformanceofdoordependsonthetypeandconditionofinsulations. Asaresultsoffinalsimulations,Case1wascalculatedas1.06w/m2kandCase2wascalculatedas1.27w/m2k. Asaresultsoftheexperiments,thermalperformanceofcase1wasmeasuredas1.28w/m2k.Errorbetween experimentsandsimulationsisconsideredproblemsencounteredwhencreatingthesamples.Theeffectofdoor frameontheoverallthermalperformanceisslightbecauseit'sasmallproportionofthedoorframe.
참고문헌 (7)
- 서승직, "초단열 슈퍼윈도우 시스템의 최적설계에 관한 연구", 2006년도 한국태양에너지학회 춘계학술대회, pp.333~338 (2006)
- 장철용, "초단열 슈퍼윈도우의 단열성능 실측과 시뮬레이션 비교 분석", 한국태양에너지학회 추계학술발표대회 논문집, pp.231~235 (2009)
- 이경회, "건축환경계획" (2008), 문운당
- 김치훈, "창호 및 벽체의 단열성능에 따른 건물에너지효율등급 평가 연구", 대한설비공학회 춘계학술발표대회 논문집, pp.121~
- 차재호, "에너지총설 下" (2003), 한국에너지정보센터
- LBNL, "WINDOW 5.2", THERM, THERM, pp.2006, ~
- "2NFRC SimulationManual,Lawrence BerkeleyNationalLaboratory", ~