新风加热器防冻方法的实验研究
Experiment of antifreezing method for fresh air heaters
摘要：
分析了寒冷地区冬季新风加热器冻裂的原因, 在对新风加热盘管的断面温度分布进行实测的基础上, 提出用导流法防止新风加热器的冻裂。实验证明, 该方法是可行的。
关键词：新风加热器,调节阀,防冻,导流
Abstract：
Analyses the cause that fresh air heaters are frozen to damage. Presents that using diversion method to prevent fresh air heaters from being frozen to damage based on measurement of sectional temperature field of fresh air heaters. Experiment results show the method is practicable.
Keywords:fresh air heater, regulation valve, antifreezing, diversion