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Author:

尚德广 (尚德广.) (Scholars:尚德广) | 张辉 (张辉.) | 尹翔 (尹翔.) | 左林玄 (左林玄.) | 曲林锋 (曲林锋.) | 张刚 (张刚.)

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incoPat zhihuiya

Abstract:

本发明公开了一种变幅加载下陶瓷基复合材料疲劳寿命的预测方法,包括以下步骤:步骤1.开展陶瓷基复合材料的疲劳实验,建立等寿命曲线;步骤2.拟合刚度退化模型,确定模型中的参数;步骤3.处理变幅载荷谱;步骤4.基于刚度退化下的损伤累积和寿命计算。本发明是基于陶瓷基复合材料的刚度退化来做变幅下的寿命预测,所需要的数据在做基本疲劳试验过程中即可获得,节约了试验成本。

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Patent Info :

Type: 发明申请

Patent No.: CN202110958637.1

Filing Date: 2021-08-20

Publication Date: 2024-03-29

Pub. No.: CN113792414B

Applicants: 北京工业大学;;中国航空工业集团公司沈阳飞机设计研究所

Legal Status: 授权

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: 15

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