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接触分析在汽轮机隔板强度计算中的应用

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Indexed by:期刊论文

Date of Publication:2014-02-25

Journal:汽轮机技术

Included Journals:PKU、ISTIC

Issue:1

Page Number:6-8,38

ISSN No.: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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