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공동주택단지의 개발계획단계 시 에너지 수요예측 프로세스에 관한 연구
문선혜(Mun Sun-Hye),허정호(Huh Jung-Ho) 한국태양에너지학회 2008 한국태양에너지학회 학술대회논문집 Vol.- No.-
Currently energy use planning council system is mandatory especially for the urban development project planned on a specified scale or more, The goal of existing demand prediction was to calculate the maximum load by multiplying energy load per unit area by building size, The result of this method may be exaggerated and has a limit in the information of period load, The paper suggests a new forecasting process based on standard unit household in order to upgrade the limit in demand prediction method of multi-family housing complex, The new process was verified by comparing actual using amount of multi-family housing complex to forecasting value of energy use plan.
다중초점화상기법(多重焦點畵像技法)을 적용(適用)한 면섬유광택분석(綿纖維光澤分析) 및 면직물(綿織物)의 광택(光澤)에 관(關)한 연구(硏究)
문선혜 ( Sun Hye Mun ),김종준 ( Jong Jun Kim ),전동원 ( Dong Won Jeon ) 한국패션비즈니스학회 2003 패션 비즈니스 Vol.7 No.5
Surface properties, including the texture and the luster, of cotton fibers and yarns thereof play an important role in textile technology. The convolutions and the cross-sectional shape of the cotton fiber affect the fabric texture and the luster accordingly. Mercerization of the cotton fabric affects the luster, strength, and other properties of the fabric. In this study, the effect of mercerization was examined on the luster of the cotton fabric, together with the effect of polishing treatment. One of the traditional methods determining the fabric luster is the use of glossmeter or goniometric glossmeter. The use of glossmeter gives successful results in determining the gloss of rather flat and continuous surface such as plastic sheet, painted surface, or paper products. Since the textile fabrics have diverse surface structures and textures, these could be regarded as having three-dimensional surface. Such complexity imposes some difficulties for differentiating subtle surface luster properties of diverse textile fabrics. The advancement in the area of imaging technologies has enabled the micro-scale analysis of the surface textures and the fabric luster recently. Using a CCD camera, the surface luster images were taken at various incident illumination conditions. Microscale analysis, including the blob analysis, of the images could differentiate the subtle luster properties present in a group of cotton fabric samples comprising mercerized cotton fabric, non-mercerized cotton fabric, polished cotton fabric, and a ``standard`` cotton fabric. The glossmeter measurement gave satisfactory but limited differentiation among the samples, whose luster differences are easily recognizable with visual observation, except for the mercerized cotton fabric sample and the non-mercerized cotton fabric. The microscale analysis of the fabric luster could, therefore, help understand the nature of diverse textile fabric luster.
1 ㎾ 고분자 전해질형 연료전지의 에너지성능 예측 모델 도출 연구
문선혜(Mun Sun Hye),조수현(Cho Su Hyun),정영선(Jeong Young Sun),황승태(Hwang Seung Tae) 한국태양에너지학회 2022 한국태양에너지학회 논문집 Vol.42 No.5
The dissemination of green architecture is one of the representative strategies of the architectural sector for the preemptive implementation of government-backed goals of increased greenhouse gas reductions. One implementation method is to realize zero-energy buildings through the convergence of passive houses and new and renewable energy. Energy self-sufficiency in residential buildings can be accomplished by the fusion of fuel cells with other renewable energy sources. To apply a fuel cell to a building, predictions of a building’s energy consumption and fuel-cell energy production should be conducted simultaneously. Although many existing studies and tools have been developed for predicting building energy consumption, research on the application of fuel cells to buildings remains insignificant. This study aims to derive an energy performance prediction equation for a 1-kW polymer electrolyte membrane fuel cell. To this end, operational data based on the partial load ratio were collected and analyzed, and the heat and power energy production and fuel consumption prediction equations of the corresponding fuel cell were derived.
문선혜(Mun Sun-Hye),신성은(Shin Sung-Eun),윤용상(Yoon Yong-Sang) 한국건축친환경설비학회 2011 한국건축친환경설비학회 학술발표대회 논문집 Vol.2011 No.10
The heat bridge in buildings means the site showing the heat energy loss more compared to other sites. It may give occupants an unpleasant feeling due to the performance drop in buildings, so it should be minimized. The energy loss by the heat bridge occurs more in the passive house buildings with good air-tightness and insulation performance compared to general buildings. This study targeted on the windows and outer wall joints with large energy loss due to heat bridge. As a result, it was analyzed that the linear thermal transmittance(Ψ) value in the windows and outer wall joints, varied up to about four times according to the installation location of frame. Additionally, the minimum temperature in indoor surface varied significantly according to the frame location. In final, according to the analysis of the equivalent U-value change in windows according to the change of Ψ-value, the larger the window size, the bigger the equivalent U-value because of the increase of length occurring the Ψ-value. As such, the U-value of window should be calculated considering the Ψ-value as well as the proportion of frame. Additionally, it's possible to evaluate more exactly the energy only through the application of the equivalent U-value applying the Ψ-value in time of calculating the energy of buildings. For this purpose, this study presented a correction factor so that the Ψ-value of frame changing according to the location of frame can be applied to the frame U-value.