CAJ | 학술논문

针对某车灯（前照灯、后尾灯）易发生结雾而影响车灯正常使用的问题，建立车灯热－流耦合仿真模型对车灯点亮工作状态进行仿真分析。在准确预测车灯各部件的温度分布和内部空气流动状态的条件下，提出了分区露点温度的概念，并给出了基于仿真分析温度场结果的分区露点温度的计算方法。在此基础上，对汽车车灯点亮后是否结雾给出了判定准则。研究成果为开展车灯的热设计以实现车灯防雾提供了有益的基础。
침대모차등（전조등、후미등）역발생결무이영향차등정상사용적문제，건립차등열－류우합방진모형대차등점량공작상태진행방진분석。재준학예측차등각부건적온도분포화내부공기류동상태적조건하，제출료분구로점온도적개념，병급출료기우방진분석온도장결과적분구로점온도적계산방법。재차기출상，대기차차등점량후시부결무급출료판정준칙。연구성과위개전차등적열설계이실현차등방무제공료유익적기출。
Aiming at fogging and unable using of automotive lights ( headlights and taillights ) , it establishes a coupled flow/thermal model for the working state simulation of lighting lamps .Based on the condition for accu-rately predicting temperature distribution and internal air flow state of the automotive lights , it proposes the con-cept of the partitioned dew point temperature .Based on the temperature field simulation results , it describes the calculation method of partitioned dew point temperature .This gives the judgment criteria whether the light will fog when lit them .The research provides a useful foundation on thermal design of automotive lights to achieve an -ti-fog effects.