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Modified Split Flux를 이용한 주광률 계산식 적용에 관한 연구
윤수인(Yun Su-In),윤경(Yun Gyeong),김강수(Kim Kang-Soo) 한국태양에너지학회 2014 한국태양에너지학회 논문집 Vol.34 No.6
Daylighting has a great effect on people inside the room. It is also closely related to the lighting energy consumption. Daylight factor(DF) is a very important index for evaluation of the daylighting in overcast sky. The objective of this study is to verify the suitability of the Tregenza"s Modified Split Flux formula for the calculation of the daylight factor. We compared the daylight factors calculated by two methods; one by a measurement with 1/5 scale model and the other by the Daysim program. We used variables for verification as window wall ratios(WWR) and angles of the sky visible. As a result, daylight factor calculated by Modified Split Flux is similar to the measurement when more daylight enters the inside. And error is significantly increased when the angle of the sky visible is 50°.
윤수인(Yun, Soo-In) 한국영상제작기술학회 2016 영상기술연구 Vol.- No.25
Raging Bull is 1980 film produced by Martin Scorsese. The film deals with tragic story of a man nicked named Raging Bull who during 1941 until 1964 shows how he destructs himself and his family. Raging Bull closes with Biblical quote from Gospel of John “All I know is this: once I was blind and now I can see” and delivers a blind person’s feeling through the film to the audience. Jake, the protagonist, becomes the boxing champion of the world but because his unsociable character, everyone close to him leaves. His suspicion leads to his relationships with others to crumble and he himself is tormented by his character. Jake’s constant suspicion and belligerent character is the main focus throughout the film. Such focus enables the story’s suspense and character development. “A horse, a horse, my kingdom for a horse” is the last line in William Shakespeare’s Richard the Third. The director through this line which appears in the beginning and ending of the film, identifies Jake with Richard the Third who life ends in his final battle. Martin Scorsese effectively utilizes various cinematic techniques such as slow motion, framing, and mise-en-scene to illustrate Jake’s character development. This study will explore the use of these techniques and application of mise en scene.
다양한 천공상태 및 외부 방해물 조건에서 실내주광조도의 평가를 위한 분할광속법의 개선에 관한 연구
윤수인(Yun, Su-In),김강수(Kim, Kang-Soo) 대한건축학회 2016 대한건축학회논문집 Vol.32 No.7
It is important to understand the distribution of luminance of the sky as accurately as possible. The purpose of this study is to modify split flux method, formulae for daylight factor(DF), with variable sky conditions and obstructions. Split flux method has been modified continuously through a number of previous studies. And several studies had also applied this formula not only to the CIE overcast sky but also to the other CIE standard skies. CIE standard skies are studied based on measurement data of real sky. In existing research of split flux, there was no direct sun component in SC(Sky component). So there are 4 cases to modify split flux method with direct sky component, and best case is picked to compare with Desktop radiance program. And also obstructions threw a shadow over 145 sky patchs for the consideration of external obstruction. As a result, the outputs of remodified formulae are improved and outputs of considering external obstruction are enhanced.
VBA(Visual Basic for Applications)를 활용한 실외 수직면 조도 간이계산법에 관한 연구
윤수인(Yun, Su-In),김강수(Kim, Kang-Soo) 대한건축학회 2018 大韓建築學會論文集 : 構造系 Vol.34 No.12
The purpose of this study is to predict vertical illuminance accurately at the design stage of a building without the help of simulation tools. Comparing two well-known vertical illuminance prediction algorithms with measured values, it is verified that the Igawa model is more consistent with the measured values than the Perez model. Using the DIVA program, we simulated the vertical illuminance at 30-degree intervals from south to north, compared with the vertical illuminance calculated with the Igawa model. The result of calculation values were verified from 120 degrees east to 120 degrees west. The vertical illuminance values with each of three shade devices were calculated using the Igawa model, and compared with the vertical illuminance simulated by DIVA program. As a result, all the errors when installing horizontal / vertical / grid shade divices were included in the error standard specified by ASHRAE.
예비유아교사의 음악극 기획 및 공연 경험이 음악교수효능감과 정서지능에 미치는 효과
윤수인 ( Yoon Soo In ),박윤 ( Park Yun ) 아시아문화학술원 2017 인문사회 21 Vol.8 No.4
본 연구는 예비유아교사의 음악극 기획 및 공연 경험이 음악교수효능감과 정서지능에 어떠한 효과를 미치는지를 알아보고자 하였다. 본 연구의 대상은 음악극 동아리를 운영하고 있는 N대학교 2학년 27명을 실험집단으로, 음악극 동아리를 운영하고 있지 않은 C대학교 유아교육과 2학년 27명을 통제집단으로 구성하였다. 실험집단은 음악 극 공연에 대한 계획·실행·평가의 전 과정을 직접체험 하였으며, 통제집단은 음악극에 대한 이론만 학습하였을 뿐 음악 극 기획 및 공연을 경험하지 않았다. 연구결과 첫째, 음악 극 기획 및 공연을 경험한 예비유아교사는 음악교수효능감 점수가 통제집단에 비해 향상한 것으로 나타났다. 둘째, 음악극 기획 및 공연을 경험한 예비유아교사는 정서지능 점수가 통제집단에 비해 향상된 것으로 나타났다. 이러한 결과는 음악극이 유아교사 양성과정에서 효율적인 교수·학습방법의 대안으로 활용될 수 있음을 시사한다. The purpose of this study is to investigate how the pre-service early childhood teachers` experience of music drama play planning and performance affects their music teaching efficacy and emotional intelligence. The subjects of this study consisted of two groups, each group of 27 students attending early childhood education departments in N university and Cuniversity. From the results of the study, first, the pre-service early childhood teachers who experienced planning and performance of music drama play showed that the score of music teaching efficacy was improved compared to the control group. Second, the pre-service early childhood teachers who experienced planning and performance of music drama play showed that the score of emotional intelligence was improved compared to the control group. These results suggest that music drama play can be used as an effective alternative method of teaching learning in the process of raising early childhood teachers.
실내 주광조도 간이 예측식을 활용한 담천공 시의 자연 채광 성능 평가
윤갑천(Yoon Kap-Chun),윤수인(Yun Su-In),김성식(Kim Seong-Sik),김강수(Kim Kang-Soo) 한국태양에너지학회 2014 한국태양에너지학회 논문집 Vol.34 No.5
Daylight is very useful to control the indoor environment, and can save energy in buildings. So it is necessary to evaluate the daylighting performance of buildings. We proposed a simplified equation that can be used in the early stages of design. And we verified the equation by using the measured illuminance data from the 1/5 scale model. We compared the calculated indoor illuminances and measured illuminance including Daylight Factors of scale model in order to verify the applicability of the simplified equation, and proved the analyzed values are acceptable. When we have a target value of the Daylight Factor, we just have to determine the window area, transmittance of the glazing system, and indoor surface reflectance, then can achieve it with this simplified equation.