IMR OpenIR
钢丝绳疲劳损伤和其声发射行为机制的研究
朱祖铭; 马通达; 郭延风; 尹万全; 龙起易
1999-06-21
Conference Name第八届全国声发射学术研讨会
Source Publication论文集
Conference Date1999-06-21
Conference Place上海
Publication Place上海
Publisher上海交通大学
Abstract对φ16mm的西鲁式纤维芯结构钢毕绳进行应力比R=0.1的拉-拉疲劳.用声发射(AE)技术对其疲劳损伤过程进行实时监测.发现钢绳的疲劳裂纹均起源于其组成钢丝(以下简称钢丝)的表面缺陷,AE特征的变化有效地表征了钢绳的疲劳损伤过程和特征,且能预言钢绳的失效.AE的能量U、幅度A和持续时间D结合钢绳疲劳过程的AE行为能评定钢绳的质量.显微分析证明,钢绳疲劳和AE行为的不同与钢绳坯料一盘条的冶金质量和钢绳的加工质量有关.
description.department材料疲劳与断裂国家重点实验室中国科学院金属研究所
Keyword钢丝绳 疲劳损伤 声发射 显微分析
Funding Organization上海交通大学
Language中文
Document Type会议论文
Identifierhttp://ir.imr.ac.cn/handle/321006/69475
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
朱祖铭,马通达,郭延风,等. 钢丝绳疲劳损伤和其声发射行为机制的研究[C]. 上海:上海交通大学,1999.
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