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溶液调湿过程气液界面RBM效应的实验研究
引用本文:高文忠,柳建华,邬志敏,章学来.溶液调湿过程气液界面RBM效应的实验研究[J].制冷学报,2011,32(5):15-19.
作者姓名:高文忠  柳建华  邬志敏  章学来
作者单位:1. 上海海事大学商船学院 上海 201306
2. 上海理工大学能源与动力学院 上海200093
基金项目:国家自然科学基金(50976064)资助项目; 上海海事大学科研基金项目(20110034)资助~~
摘    要:分析了液体调湿过程产生RBM效应的机理,考察了除湿和再生过程的RBM效应以及RBM效应对热质传递性能的影响.结果表明:气液热质交换导致液膜温度、密度在径向和流向方向分布不均,形成表面张力梯度和密度梯度,引发RBM效应;RBM效应严重影响传热传质效率和润湿率,影响程度因热质交换条件不同差异很大.

关 键 词:工程热物理  液体除湿  RBM效应  传热传质  气液界面

Experimental Study of RBM Effect at Air-Liquid Interface of Liquid Desiccant Air Conditioning
Gao Wenzhong,Liu Jianhu,Wu Zhimin and Zhang Xuelai.Experimental Study of RBM Effect at Air-Liquid Interface of Liquid Desiccant Air Conditioning[J].Journal of Refrigeration,2011,32(5):15-19.
Authors:Gao Wenzhong  Liu Jianhu  Wu Zhimin and Zhang Xuelai
Affiliation:Gao Wenzhong1 Liu Jianhua2 Wu Zhimin2 Zhang Xuelai1(1.Merchant Marine college,Shanghai Maritime University,Shanghai,201306,China,2.School of energy &Power Engineering,University of Shanghai for Science and Technology,200093,China)
Abstract:Mechanism of RBM effects in liquid desiccant process was analyzed.Experiments were conducted to test RBM effect in the process of dehumidification and regeneration,as well as RBM effects on performance of heat and mass transfer.The results show that: RBM effect is triggered by the surface tension gradient and density gradient in radial and flow direction,which are caused by heat and mass transfer between air and solution.RBM effect has significant effect on the efficiency of heat and mass transfer rate and ...
Keywords:Engineering thermophysics  Liquid desiccant  RBM effect  Heat and mass transfer  Gas-liquid interface  
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