The experimental study on the performance of nucleate boiling of R22 outside the surface enhanced evaporation tubes was conducted by use of four two-sides enhanced tubes with different geometries.

• 摘要介绍了表面增强型蒸发强化管，并对氟利昂制冷工质R22在该管外的沸腾换热进行了实验研究。实验通过对4根不同管型的蒸发强化管进行对比，分析了不同管型参数对管外换热系数的影响。