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带夹套平板封头弹塑性有限元分析及优化

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2013-01-30

Journal: 压力容器

Included Journals: ISTIC

Volume: 30

Issue: 1

Page Number: 31-34

ISSN: 1001-4837

Key Words: 平板封头;夹套;有限元;优化设计

Abstract: 以带夹套平板封头为研究对象,建立了全实体结构、体-壳连接结构以及全壳结构的有限元模型,通过弹塑性有限元分析,得到了结构的应力和变形,并对不同建模方法的结果进行了比较,发现体-壳连接模型具有计算精度高、时间短的优点.应用分析设计方法并基于最优化理论对封头面板厚度进行优化设计,给出了最佳面板厚度.该研究对此类带夹套平板封头强度的设计具有一定的参考价值.

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