CN106339521B - 基于激光脉冲激励仿真的焊点空洞缺陷检测方法 - Google Patents
基于激光脉冲激励仿真的焊点空洞缺陷检测方法 Download PDFInfo
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- CN106339521B CN106339521B CN201510417524.5A CN201510417524A CN106339521B CN 106339521 B CN106339521 B CN 106339521B CN 201510417524 A CN201510417524 A CN 201510417524A CN 106339521 B CN106339521 B CN 106339521B
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序号 | 缺陷尺寸r(mm) | 热阻1/R(W/C) | 红外温差△T(℃) |
1 | 0 | 0.15 | 11 |
2 | 0.378 | 0.12 | 13.5 |
3 | 0.625 | 0.1 | 17 |
4 | 0.771 | 0.08 | 21 |
5 | 0.824 | 0.07 | 24 |
6 | 0.867 | 0.06 | 28 |
7 | 0.886 | 0.055 | 31 |
8 | 0.902 | 0.05 | 34 |
9 | 0.917 | 0.045 | 38 |
10 | 0.930 | 0.04 | 43 |
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CN106339521B true CN106339521B (zh) | 2019-09-10 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106980721B (zh) * | 2017-03-21 | 2020-02-04 | 电子科技大学 | 一种虚焊检测有限元仿真分析方法 |
CN107037083A (zh) * | 2017-04-12 | 2017-08-11 | 湖南科技大学 | 一种超声红外热像裂纹无损检测激励参数优选方法 |
CN109470707B (zh) * | 2018-11-30 | 2021-09-03 | 北京卫星制造厂有限公司 | 基于红外热像测试数据判定虚焊焊点的方法 |
CN109783970B (zh) * | 2019-01-29 | 2021-01-15 | 北京航空航天大学 | 一种面向电子产品可靠性仿真分析的热分析方法 |
CN111767666B (zh) * | 2020-06-24 | 2023-03-14 | 中国第一汽车股份有限公司 | 一种汽车零部件激光焊连接的cae仿真模拟方法 |
Citations (2)
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CN103199030A (zh) * | 2013-04-22 | 2013-07-10 | 哈尔滨工业大学 | 倒装焊芯片焊点缺陷对视测温检测法 |
CN103837607A (zh) * | 2014-01-21 | 2014-06-04 | 湖南大学 | 一种超声波焊点检测有限元仿真分析方法 |
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Patent Citations (2)
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CN103199030A (zh) * | 2013-04-22 | 2013-07-10 | 哈尔滨工业大学 | 倒装焊芯片焊点缺陷对视测温检测法 |
CN103837607A (zh) * | 2014-01-21 | 2014-06-04 | 湖南大学 | 一种超声波焊点检测有限元仿真分析方法 |
Non-Patent Citations (2)
Title |
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"The effect of Voids on Thermal Conductivity of Solder Joints";Hailong Li等;《2012 13th International Conference on Electronic Packaging Technology & High Density Packaging》;20120816;正文第1061-1064页摘要,第3-4节,图3-4 |
"红外热像检测在线路板元器件虚焊焊点上的应用及研究";周双锋等;《第三届空间材料及其应用技术学术交流会论文集》;20110922;正文第267-275页第1-2,5节,图10-13 |
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Inventor after: Huang Xiaokai Inventor after: Wang Xuewei Inventor after: Ren Zheng Inventor after: Zhou Yuege Inventor after: Liu Shouwen Inventor after: Liu Wengen Inventor after: Liu Chuang Inventor after: Qin Taichun Inventor after: Li Fangyong Inventor after: Lv Zhiwei Inventor after: Zhang Tong Inventor before: Huang Xiaokai Inventor before: Zhou Yuege Inventor before: Liu Shouwen Inventor before: Liu Wengen Inventor before: Liu Chuang |
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