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퍼지 언어적 평가법과 품질기능전개개념을 이용한 무선호출기의 감성공학적 제품설계 응용사례
박민용,최창성,Park, Min-Yong,Choe, Chang-Seong 대한인간공학회 1998 大韓人間工學會誌 Vol.17 No.3
This study proposed a method to apply certain fuzzy-related Quality control concepts to design customer-oriented products considering user requirements and information starting with the product development stage. This approach showed how to define the importance level of design elements and how to Quantify complex subjective perception of products using the fuzzy linguistic rating method and quality function deployment concepts. Using this approach, various customer requirements could be interpreted and reflected on the early design phase of a new product. To validate the proposed method, an experiment was conducted for designing the shape of the beeper using 14 subjects and 10 commercial beeper products. Front area, width/length ratio, thickness, curve variance, weight, and display area were selected as design elements of the beeper. The results showed that among design elements, front area and weight are significantly related with the subjective perception of the products. Consequently, this study indicates that customer decision on product selection could be made by quantification of user perception for beeper products.
친환경 세라믹 도료 열적측정을 통한 쿨루프 정책 확대방안
박민용,이동호,Park, Min Yong,Lee, Dong Ho 한국토지주택공사 토지주택연구원 2020 LHI journal of land, housing, and urban affairs Vol.11 No.3
The urban heat island phenomenon that accelerates global warming has always been controversial when summer heatwaves have occurred since it was first investigated and described by Luke Howard in the 1810s. In Korea, since 2014, government have been interested in Cool Roof and painted white coating on the rooftops of the aging and weak buildings, and the cool roof business has expanded nationwide. However, the roof occupies 20-25% of the entire city surface, much less than 37-45% of the pavement area consisting of roads, parking lots and sidewalks, there is a need to expand the policy of Cool Pavement as a way to reduce the urban heat island phenomenon. Domestic cities are high-rise buildings centered on apartments, and the area occupied by outer walls is larger than that of rooftops compared to foreign low-rise buildings. Therefore, as a way to reduce the urban heat island phenomenon, there is a need for a policy to expand the Cool Roof in buildings and use Cool Wall in parallel. Therefore, this study aims to present the expansion of Cool Wall in buildings and Cool Pavement in urban areas, expanding the installation range of Cool Roof, by comparing and reviewing the thermal characteristics of eco-friendly ceramic coating with excellent thermal proof performance and coatings used for roof waterproofing.
박민용,홍성완,Park, Min-Yong,Hong, Seong-Wan 대한인간공학회 1999 大韓人間工學會誌 Vol.18 No.2
Recently, noise from personal cassette players (PCP) poses growing concerns together with occupational noise-induced hearing loss. Eighteen male and female volunteer subjects participated to determine preferred noise levels for PCP usage before, during, and after 2-hour subway riding according to sources (types) of PCP listening (language/news, soft music, and hard music). Audiometric tests were conducted before and after the 2-hour exposure of PCP noise under subway riding. Statistical analyses showed some significant hearing losses with the greatest loss of more than 6 dB at 4000 Hz for both ears, indicating that serious noise-induced hearing loss would potentially occurred due to prolonged use of PCPs. Practical safety countermeasures against PCP noise are further discussed.
멀티미디어 통신시스템을 대상으로한 사용자 만족 전략의 감성공학적 수립
박민용,박희석,Park, Min-Yong,Park, Hui-Seok 대한인간공학회 1998 大韓人間工學會誌 Vol.17 No.1
The primary objective of this research was to establish and quantify the relationship between the physical degradation factors of multimedia telecommunications (teleconferencing) system and Subjective human perception. The research was performed in two stages. A field survey of the real users and pilot experiments were carried out in the first stage to determine customers' major complaints and corresponding system degradation factors. A prototype teleconferencing simulator was developed in two separate sound-treated chambers equipped with audio/video equipment running under a custom-developed software program. In the second stage, simulation experiments using the semantic differential methodology were performed utilizing 26 paid participants (14 college students and 12 housewives). The results indicated that audio/video synchronization and the frame rate were the main system factors for both subject groups, but different pattern of factors' influence was found according to the group, implying that the system configuration would hopefully accommodate the characteristics of the end users. Also, a single quality index, developed for system preference, was revealed to be highly correlated with user satisfaction. The results provide some fundamental data on the human subjective perception of multimedia telecommunications quality, and further can help establish the quality standards to enhance service level.
건물 수직샤프트를 이용한 태양광 조명시스템 성능평가에 관한 연구
박민용(Park Min-Yong),오세대(O Se-Dae),이경희(Lee Kyung-Hee) 한국건축친환경설비학회 2013 한국건축친환경설비학회 논문집 Vol.7 No.1
Artificial lighting accounts for a significant portion of the electric energy use in buildings. Therefore, daylighting is considered one of the fundamental design features of energy-efficient buildings, and daylighting is important roles of physiological & mental comfort improvement, learning & work improvement, health recovery in human. The purpose of this paper is to investigate daylighting illumination system performance using building vertical shaft(area:10.25 ) in elevator hall floor, and is to investigate daylighting illumination system using building vertical shaft in B2 floor level in oder to evaluate the possibility of indoor plants growth which is necessary illumination level[X]. The daylighting illumination system is composed of heliostat which is programmed sun path, the second reflectors, the third reflectors on penthouse, and the forth reflectors in building vertical shaft. As a result, it was found that the daylighting illumination system can produce average 100 in elevator hall floor which is completely blacked window, and can be good to KS intensity of illumination “E-pattern” basis. In addition to, it was found that the daylighting illumination system can produce average 600~1,700lx on indoor plants in B2 floor level.