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Author:

安彤 (安彤.) | 秦飞 (秦飞.) (Scholars:秦飞) | 刘亚男 (刘亚男.) | 白洁 (白洁.)

Abstract:

<正>作者通过实验研究发现,无铅焊锡材料的力学性能对应变率十分敏感,因此在分析焊锡接点跌落冲击时的力学行为时,必须考虑应变率效应。本文根据准静态拉伸实验和霍普金森拉压杆实验得到的应力应变曲线,建立了Sn_(37)Pb,Sn_(3.5)Ag和Sn_(3.0)Ag_(0.5)Cu焊锡材料的应变率无关弹塑性和率相关Johnson-Cook材料模型,并用于

Keyword:

应变率效应 焊锡接点 材料模型 跌落冲击

Author Community:

  • [ 1 ] 北京工业大学机械工程与应用电子技术学院

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Source :

Year: 2009

Language: Chinese

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: 10

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