讨论了几个与蒸气凝结相关的问题,指出壁面上球冠形液滴的内外压差和临界半径同样遵循经典的Laplace公式和Kalvin公式;蒸气在冷壁上的冷凝形态主要由后退接触角决定;空气中的水蒸气在换热器表面呈膜状冷凝时换热器的性能优于呈滴状冷凝时换热器的性能.
参考文献
[1] | 曹治觉;郭愚 .冷凝器壁面滴状冷凝的热力学机理及最佳接触角[J].物理学报,1999,48(10):1823-1830. |
[2] | 曹治觉.冷凝器滴状冷凝的动态描述及接触角的选择[J].物理学报,2002(01):25-30. |
[3] | 杨世铭.传热学[M].北京:人民教育出版社,1981:173. |
[4] | 施明恒;甘永平;马重芳.沸腾和凝结[M].北京:高等教育出版社,1995:242-243. |
[5] | 戴锅生.传热学[M].北京:高等教育出版社,1999:168-169. |
[6] | 岳丹婷;孙玉清;刘惠枝 .水蒸气在低能表面相变形态的热力学分析[J].工程热物理学报,1997,18(05):529-532. |
[7] | 闵敬春.滴状冷凝中液滴的内外压差及临界半径[J].物理学报,2002(12):2730-2732. |
[8] | Min J C;Webb R L .Condensate Formation and Drainage on Typical Fin Materials[J].Experimental Thermal and Fluid Science,2001,25(3-4):101-111. |
[9] | 闵敬春,彭晓峰,王晓东.竖壁上液滴的脱落直径[J].应用基础与工程科学学报,2002(01):57-62. |
[10] | Min J C;Webb R L .Performance Evaluation of Finned Tube Heat Exchangers: [Technical Report][R].U.S.A.: York International Corporation,1999. |
[11] | Min J C;Webb R L;Bemisderfer C H .Long-term Hydraulic Performance of Dehumidifying Heat Exchangers with and without Hydrophilic Coating[J].International Journal of HVAC and R Research,2000,6(03):257-272. |
[12] | Min JC.;Webb RL. .Condensate carryover phenomena in dehumidifying, finned-tube heat exchangers[J].Experimental Thermal and Fluid Science: International Journal of Experimental Heat Transfer, Thermodynamics, and Fluid Mechanics,2000(3/4):175-182. |
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