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接触分析在汽轮机隔板强度计算中的应用

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2014-02-25

Journal: 汽轮机技术

Included Journals: ISTIC、PKU

Issue: 1

Page Number: 6-8,38

ISSN: 1001-5884

Key Words: 汽轮机隔板;Wahl法;接触分析有限元法;挠度

Abstract: 介绍了传统经验公式Wahl法和目前普遍采用的有限元数值计算方法,指出在对汽轮机隔板强度进行有限元计算时,设定合理准确的边界条件至关重要。通过对某汽轮机厂的实际隔板模型进行计算对比,表明在处理隔板的支承情况时,采用接触分析有限元法能更准确地计算隔板体的挠度和应力。

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