有限元网格精度对汇气管大开孔补强计算的影响  

Influence of Mesh Precision in FEA on Calculating Header's Large Opening Reinforcement

作　　者：杜亮坡[1] 郭磊[1] 东志红[1] 高枫[1] 唐颖浩[1] 李恒东[1] 耿正[1] 

机构地区：[1]中国石油天然气管道工程有限公司

出　　处：《化工机械》2013年第6期808-810,共3页Chemical Engineering & Machinery

摘　　要：介绍了有限元分析计算中的网格划分,针对实际工程中汇气管大开孔补强计算进行网格精度的测试,得出在提高计算结果准确性的同时要权衡网格精度和计算耗时的综合因素。The mesh division in finite element analysis was introduced, and testing of the mesh precision in calculating header＇ s large opening reinforcement shows that the mesh precision influence and the time con- sumed have to be considered when improving the accuracy of calculated results.

关 键 词：汇气管 网格精度 大开孔 补强 

分 类 号：TQ055.81[化学工程]