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대쉬부 두께가변 차음구조 개발과 실내투과 소음에 관한 연구
이진형(Jinhyung LEE),우창완(Changoan Woo),이호달(Hodal LEE),성창모(Changmmo Seong),채기상(Kisang Chae),안옥균(Okkyun An),이정욱(Jungwook LEE),박장석(Jangseok Park),신상조(Sangjo Shin) 한국자동차공학회 2016 한국자동차공학회 부문종합 학술대회 Vol.2016 No.5
Applying a variable thickness insulation material dash isolation Pad. Pu spray applied insulation thickness variable structure is a study about the dash isolation pad. While reducing the total area thick insulation material was applied to the area to reinforce the part thickness. Reinforced sound insulation performance weakened only a dash portion and to reduce the insensitive part by weight.
수치해석 기법을 이용한 자동차 헤드램프 렌즈의 습기발생 기초연구
오상준(Sangjune Oh),이진규(Jingyu Lee),이주한(Juhan Lee),우창완(Changoan Woo),김종복(Jongbok Kim),서태범(Taebeom Seo) 한국자동차공학회 2008 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
In order to predict the water vapor condensation characteristics which occurs on the inside of the automobile headlamp lens, the CFD analysis was used in this study. Water vapor condensation on the inside surface of the head lamp lens is an essential factor that affects secure front view and headlamp life. One of the headlamps of automobile which is one of the most popular in Korea was chosen for the present analysis. In the basis of the experimental data of automobile given by a manufacturer, boundary conditions were defined and free convection of the air inside the headlamp and radiation from the bulb to the other surfaces are considered. As a result, temperature distribution of the inside surface of the headlamp lens are approximately the same as the experimental result.