强化管材质的导热系数对膜状凝结传热过程具有重要的影响,本文通过实验对比了铝黄铜和白铜两种材料制成的三维高效管和低肋管的凝结传热特性.结果表明对于同种材质的强化管,三维高效管比低助管强化效果好;当强化管类型相同时,较低导热系数管冷凝管传热系数较低,即铝黄铜的凝结传热强化效果优于白铜.
参考文献
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[2] | Wen-Tao Ji;Ding-Cai Zhang;Nan Feng;Jian-Fei Guo;Mitsuharu Numata;Guannan Xi;Wen-Quan Tao .Nucleate Pool Boiling Heat Transfer of R134a and R134a-PVE Lubricant Mixtures on Smooth and Five Enhanced Tubes[J].Journal of heat transfer: Transactions of the ASME,2010(11):111502-1-111502-8. |
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