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都市街路空間의 物理的 構成要素와 心理的 評價置의 相關分析
이진숙,최경락 忠南大學校 産業技術硏究所 1994 산업기술연구논문집 Vol.9 No.1
This study is to explicate environmental evaluation of street spaces objectively. In this paper, the Correlation analysis of the street spaces are approached by three steps. First step, it was explain space-consciousness of street spaces by SD(Semantic Differential) and Factor analysis(Direct-Varimax) method : psychological analysis. As a result, it is identified that the three important factors of space-consciousness are psychology-factor, visuality-factor, variation-activity-factor. Second step, we measured physical elements of urban street spaces quantatively by colour panorama photographs : trees, traffic and passage, facilities, signboard, composed colours, street-breadth and continuity along the street and the pedestrian buffer spaces. Third step, the Correlation analysis, the relation between space elements and three psychological factors, was carried out. The analysis methods are Correlation of statistical package for the social sciences and Quantification 1 statistical package. In conclusion, how to arrange space elements(trees, traffic and passage, facilities, signboards, composed colours, street-breadth and continuity along the street and the pedestrian buffer spaces) produces different psychological influences. It can be said that the wrong arrangement of these elements disturbs unity, harmony and continuity of the street spaces.
이진숙,김재구,최경락 忠南大學校 産業技術硏究所 1995 산업기술연구논문집 Vol.10 No.1
Lighting pattern is very important factor to improve efficiency in indoor lighting. The purpose of this study is to grasp that lighting patterns influence brightness. Experiment was carried out by scaled-models changed as lighting patterns and evaluations of brightness were done by Magnitude Evaluation Method and Semantic Difference Method. These were analyzed as Standard Score(Z score) by statistics. The results of this study are summarized as follows. 1)The shorter accomodate-time is, the more brightness increase. 2)The more luminance increase, the more brightness increase. 3)Lighting pattern of unbalance is low brightness.
局部·全般倂用照明方式의 快適輝度와 에너지 절약효율 추출에 관한 硏究
최경락 대한건축학회 2003 대한건축학회논문집 Vol.19 No.1
The purpose of this paper is to extract the luminance, electric power consumption, power saving ratio, cooling load, and cooling load-saving ratio in the comfort condition of workers. The established iluminances for this paper are 300. 500, 750, 1000lx and the setting of a task-plane are no-partition, partition-reflectance 20%, 38%, 73%. Though the value of electric power consumption is increased with the established partition, the electric power consumption is decreased with the increasing partition-reflectance in the established partition. Comparing to the general lighting system, the ratio of electric power reduction by Task and ambient Lighting system is 34.180.8% under the condition of non-partition and partition. The reduction effect of electric power is maximized under the condition of 750 and 1000lx of the established illuminance. The cooling load is reduced with the increasing TAL ratio and partition-reflectance, and the cooling load saving ratio by the Task and Ambient Lighting system is 26.5~ 5.6% compared to the General Lighting. The luminance-difference between the work-sheet and the task-plane is increased with the increasing iluminance, and the minimum luminances for the comfortness are 15cd/㎥, 10cd/㎥ and 13cd/㎥ on the wall, the floor, and the ceiling, respectively.