NKN釜式换热器管板计算方法对比  

Comparison of Calculating Methods for Tubesheet in NKN Kettle Heat Exchanger

作　　者：褚建伟 肖天菊 王书萌 李国建 李乡梅 Zhu Jianwei;Xiao Tianju;Wang Shumeng;Li Guojian;Li Xiangmei(Jiangsu SUNPOWER Heat Exchange&Pressure Vessel Co.,Ltd,Nanjing 211112,China)

机构地区：[1]江苏中圣压力容器装备制造有限公司,南京211112

出　　处：《化工设备与管道》2022年第4期8-11,18,共5页Process Equipment & Piping

摘　　要：在国内外标准中,NKN釜式换热器管板计算的方法有很多。对常用的三种方法进行对比,并采用有限元法进行验证。最后根据计算结果分析每种方法的正确性和适用范围。结果表明,在保证安全的前提下选择合适的管板计算方法,可以有效避免工程上人力的浪费,提高生产效率。There are many methods for calculating the tubesheet in NKN kettle heat exchanger in Chinese and foreign standards.In this article,three commonly used methods were validated by using finite element analysis,and compared.For each method,the correctness and applicable scope were analyzed from the results of the calculation.It was shown that with the selection of proper calculation method for tubesheet under the precondition that safety is guaranteed,in engineering,the waste in manpower can be efficiently avoided,and production efficiency be enhanced.

关 键 词：GB/T 151—2014 ASMEⅧ-1 ASMEⅧ-2 当量多孔板法 全实体建模 管板分析 

分 类 号：TQ050.2[化学工程] TH122[机械工程—机械设计及理论]