| 多机制损伤演化特性的研究 |
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| 引用本文： | 张平 龙顺起. 多机制损伤演化特性的研究[J]. 湘潭大学自然科学学报, 1990, 12(1): 27-33 |
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| 作者姓名： | 张平 龙顺起 |
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| 作者单位： | 湘潭大学流变力学研究所(张平)，航空部南方动力机械公司(龙顺起) |
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| 摘 要： | 本文研究了多机制损伤演化的干涉现象,指出了连续介质损伤力学的局限性。建议采用复损伤模型研究多机制损伤。并对GH123合金在高温低周疲劳下的损伤响应进行了实验验证,得到了有关损伤演变曲线和演化方程以及材料损伤响应函数随循环频率变化的曲线。同时进行了微观断口分析对比试验,其结果与宏观模型一致。
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| 关 键 词： | 材料损伤 多机制损伤 演化干涉 |
INVESTIGATION OF THE BEHAVIOUR OF MANIFOLD MECHANISM DAMAGE EVOLUTION |
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| Zhang Ping. INVESTIGATION OF THE BEHAVIOUR OF MANIFOLD MECHANISM DAMAGE EVOLUTION[J]. Natural Science Journal of Xiangtan University, 1990, 12(1): 27-33 |
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| Authors: | Zhang Ping |
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| Affiliation: | Zhang Ping (Dept of Mechanical Engng) Long Shunqi (South Motive Power Machine Compauy) |
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| Abstract: | The behaviour of manifold mechanism damage evolution is investigated and the theory of complex-damage is presented and verified by experiments. |
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| Keywords: | Manifold mechanism damage enterference of evolution strengthening of damage weakening of damage complex-damage response function of damage. |
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