【摘 要】
：
根据南京某高大恒温展览馆通风空调项目,结合规范确定送风温度、送回风风口数量、位置等相关热工参数,采用CFD数值模拟的方法,建立该展览馆的物理模型,对系统中两种典型的气
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根据南京某高大恒温展览馆通风空调项目,结合规范确定送风温度、送回风风口数量、位置等相关热工参数,采用CFD数值模拟的方法,建立该展览馆的物理模型,对系统中两种典型的气流组织形式进行模拟分析,研究室内温度、速度分布规律.结果表明:在相同的送风条件下,采用两侧送两侧回气流组织形式在对展览馆的温度及舒适度控制上要优于上面送两侧回的气流组织方案,室内温度约可降低0.8℃,室内温度场和速度场分布更均匀,气流组织更合理,并采用上面送两侧回方式比两侧送两侧回方式的能量利用系数高0.39.
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