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绕流管束的强迫对流换热

问答题
2022-02-28 20:59
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正确答案

这是工程中用得最多的流体换热方式之—。它的流动和换热的基本特征与单管时相同,但增加了排列方式、管间距以及排数三个新的影响因素。除了光管管束以外,在气体外部绕流换热的场合,各种型式的肋片管柬在工程领域里用得越来越普遍。肋片的型式极多,已经公开发表的计算式不一定与实际使用的肋片管相同,选择计算公式时应注意这个问题。


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绕流管束的强迫对流换热
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