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This paper minutely introduces Prof. Fanger's thermal comfort 本文详细介绍了Fanger教授的热舒适方程和舒适图、PMV、PPD等热舒适评价指标及其在服装舒适性评价方面的实际应用,为在不同环境条件下穿着不同服装时的热舒适性提供可靠的评价方法。 Based on the theory of the Fanger heat comfortable equation and appraiseindex PMV, count and analyse heat comfort of human body in the differentconditions reveal cold radiation of indoor surface of the surrounding structureeffect beat comfort of human body, propose the theory base of selecting heatingparameter indoor for designer. 本文以Fanger热舒适方程以及热舒适评价指标PMV为理论依据,对不同墙体结构、外围护结构面积、室外采暖温度的房间模型中各种不同位置的人体舒适性进行了计算分析,并计算出一定条件下保持人体热舒适所需的室内温度,着重揭示了冬季外围护结构内表面冷辐射对人体舒适性的影响,从而为暖通设计人员选择合理的室内采暖参数提供了理论依据。 By K-ε turbulence model,the indoor air/solids fluid flow and heat transfer conjugated programs are resolved by finite volume method on a staggered grid with SIMPLE algorithm.The effect of solar radiation and body heat is taken into account and these auxiliary heat flows are the source term of the energy equaiton.the 3-D distributions of the airflow and temperature field and thermal comfort index PMV-PPD in the chamber are numerically simulated.A basis is given for the optimized design of air distribution in... By K-ε turbulence model,the indoor air/solids fluid flow and heat transfer conjugated programs are resolved by finite volume method on a staggered grid with SIMPLE algorithm.The effect of solar radiation and body heat is taken into account and these auxiliary heat flows are the source term of the energy equaiton.the 3-D distributions of the airflow and temperature field and thermal comfort index PMV-PPD in the chamber are numerically simulated.A basis is given for the optimized design of air distribution in air-conditioned train passenger compartment. 利用带浮升力效应的K -ε湍流模型对空调列车室内气流分布进行了数值模拟。将人体散热和太阳辐射作为能量方程的附加源项 ,采用交错网格控制容积法将计算区域进行离散 ,用SIMPLE算法求解离散控制方程 ,研究了空调硬座列车室内空气流动速度和温度分布规律及热舒适评价指标PMV -PPD ,为空调列车室内气流组织的优化设计提供依据。
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