GB151中U形管式换热器管板设计方法的改进

An Improvement on Tubesheet Design Method for U-tuble Heat Exchangers in GB151 Standard

文章介绍了即将纳入GB151－××新版标准的U形管式换热器管板的设计方法及其原理，同时给出了按新旧标准方法计算的对比结果。

An improved design method and its principle of the tublesheets for U-tube heat exchangers is presented in this paper, which will be issued in the new edition GB151-××. And a compareson of the design results between GB151-89 and GB151-××standards is made as well