| 浅裂纹COD减小因子m值的分析与计算 |
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| 引用本文： | 黄筱调.浅裂纹COD减小因子m值的分析与计算[J].力学与实践,1999,21(6):40-41. |
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| 作者姓名： | 黄筱调 |
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| 作者单位： | 华东冶金学院机械工程系 |
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| 摘 要： | 本文提出了适用于工程中浅裂纹Ｊ积分和ＣＯＤ的关系式，根据实验和三维有限元计算的结果，对ＣＯＤ值减小因子ｍ值进行了分析，为浅裂纹断裂强度设计与断裂破坏分析提供一种思路．
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| 关 键 词： | 浅裂纹 J积分 裂纹张开位移 |
| 收稿时间： | 2006-07-26 |
CALCULatING AND ANALYSIS FORCOD REDUCTION DFACTOR m OFSHALLOW CRACK |
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| HUANG Xiajodiao.CALCULatING AND ANALYSIS FORCOD REDUCTION DFACTOR m OFSHALLOW CRACK[J].Mechanics and Engineering,1999,21(6):40-41. |
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| Authors: | HUANG Xiajodiao |
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| Abstract: | The relationship the between J integraland the crack opening displacement of the shallonecrack is discussed. According to results of experiment and 3-D FEM computation, COD reductionfactor m is analyzed. The method may be usedfor strength design and damage analysis of shallowcrack in engineering. |
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| Keywords: | shallow crack crack opening displacement plastic strain energy |
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