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Author:

孙国芹 (孙国芹.) (Scholars:孙国芹) | 刘金峰 (刘金峰.) | 孙宇娟 (孙宇娟.) | 付振豪 (付振豪.)

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incoPat zhihuiya

Abstract:

喷丸搅拌摩擦焊接头疲劳载荷下薄弱区域残余应力强度因子估算方法,属于机械结构诊断分析技术领域。FSW接头力学性能具有不均匀性,接头不同区域喷丸强化引入的残余应力场以及循环载荷下残余应力松弛情况差异明显。本发明考虑搅拌摩擦焊接头不同区域组织性能的差异和喷丸对材料状态造成的影响,能够较准确实现喷丸强化的搅拌摩擦焊接头疲劳载荷下薄弱区域残余应力强度因子的计算。对喷丸处理后搅拌摩擦焊焊接构件的安全服役具有重要理论意义和工程应用价值。

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Patent Info :

Type: 发明申请

Patent No.: CN202210531834.X

Filing Date: 2022-05-13

Publication Date: 2022-10-14

Pub. No.: CN115186396A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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