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수치해석을 이용한 차량 제상 덕트 및 공조 덕트 성능 평가
한동기(Donggi Han) 한국자동차공학회 2002 한국자동차공학회 Symposium Vol.2002 No.11
Performance validation of defroster and ventilation duct has been one of the main issues for automotive engineers.<br/> A large number of cold room experiments and field tests are performed to confirm the reliability of the defrosting<br/> performance while the priority of CFD analysis has been increased as computing power is rapidly progressed.<br/> This paper shows the results of steady flow analysis on center mounted HVAC system, defroster duct and<br/> simplified passenger compartment to examine the flow patterns at windshield and front door glass for further<br/> defrosting analysis. Flow analysis on ventilation duct at ventilation mode of center mounted HVAC system was<br/> performed to assess its ventilation performance. Numerical analysis in this paper was performed by FLUENT, which<br/> is a general-purpose CFD package.