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海水淡化中降膜蒸发过程的实验研究
引用本文:牟兴森,杨勇,沈胜强.海水淡化中降膜蒸发过程的实验研究[J].热科学与技术,2011(4):291-296.
作者姓名:牟兴森  杨勇  沈胜强
作者单位:大连理工大学辽宁省海水淡化重点实验室;
基金项目:上海市科委科研计划资助项目(09DZ1200502); 中央高校基本科研业务费专项资金资助项目(DUT10ZD109); 辽宁省海水淡化重点实验室专项资金资助项目
摘    要:由于横管降膜蒸发具有传热系数高、热耗低、可利用低品位能源等优点,横管降膜蒸发技术成为低温多效海水淡化技术中应用最广泛的方法.搭建了单管横管降膜试验台,观测了横管降膜蒸发的流动过程,研究了横管降膜蒸发过程中的流动特性和传热特性,归纳了管间距、喷淋密度对横管降膜蒸发过程中流动特性和传热特性的影响.实验结果表明:喷淋密度的增...

关 键 词:海水淡化  横管降膜蒸发  流动特性  传热特性

Experimental research of horizontal tube falling film evaporation in desalination
MU Xing-sen,YANG Yong,SHEN Sheng-qiang School of Energy , Power Engineering,Dalian University of Technology,Dalian ,China.Experimental research of horizontal tube falling film evaporation in desalination[J].Journal of Thermal Science and Technology,2011(4):291-296.
Authors:MU Xing-sen  YANG Yong  SHEN Sheng-qiang School of Energy  Power Engineering  Dalian University of Technology  Dalian  China
Affiliation:MU Xing-sen,YANG Yong,SHEN Sheng-qiang School of Energy and Power Engineering,Dalian University of Technology,Dalian 116024,China
Abstract:Horizontal tube falling film evaporation is the most widely used method of MED in desalination field at present because it has high heat transfer coefficient,small heat consumption,and low scaling potential.An experimental equipment for horizontal tube falling film evaporation outside a single tube was built.Based on the experiment,the flow process of the horizontal tube falling film evaporation was observed,and the flow characteristics and heat transfer characteristics of the horizontal tube falling film e...
Keywords:desalination  horizontal tube falling film evaporation  flow characteristics  heat transfer characteristics  
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