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电站锅炉锅筒内压应力三维有限元分析
引用本文:赵铁成,沈月芬,梁艳明,朱国桢.电站锅炉锅筒内压应力三维有限元分析[J].中国电机工程学报,1999,19(1):31-33.
作者姓名:赵铁成  沈月芬  梁艳明  朱国桢
作者单位:1. 上海锅炉厂有限公司,200240
2. 上海西安交通大学,710049,西安
摘    要:通过对某国产300MW机组锅炉锅筒及其下降管三通的内压变力分布进行三维有限元分析,得出了内压应力的集中状况,对传统的疲劳寿命计算方法中内压机械应力的计算方法提出了改进建议。

关 键 词:锅筒  内压应力  有限元分析  锅炉  电站
修稿时间:1997-09-28

MECHANICAL STRESS FIELD ANALYSIS OF 300MW BOILER DRUM BY 3-D FINITE ELEMENT METHOD
Zhao Tiecheng,Shen Yuefen,Liang Yanming,Zhu Guozhen.MECHANICAL STRESS FIELD ANALYSIS OF 300MW BOILER DRUM BY 3-D FINITE ELEMENT METHOD[J].Proceedings of the CSEE,1999,19(1):31-33.
Authors:Zhao Tiecheng  Shen Yuefen  Liang Yanming  Zhu Guozhen
Abstract:In this paper,the mechanical stress profiles of a 300MW unit's drum and it's down comer tee were analyzed by 3 D Finite Element Method.The stress concertration conditions were analyzed.A suggestion on how to select mechanical stress concentrator in traditional fatigue life calculating method was given in this paper.
Keywords:boiler drum  mechanical stress  finite element analysis
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