环境作用下微裂纹相互影响的分子动力学模拟

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户：ahphone

【摘要】

：

针对环境作用下金属结构表面容易形成腐蚀损伤，并伴随有微裂纹产生以及相互影响的问题，对金属铝的腐蚀过程采用元胞自动机方法进行模拟，得到结构表面在腐蚀环境作用下随时间演化的腐蚀坑形貌图，将其转化成含多裂纹结构。通过分子动力学方法在原子尺度下对其在不同裂纹间距及不同裂纹尺寸下的扩展过程模拟分析。

【作者】

：

纪华张孝同任克亮王婷张晓斌李佶敏

【机构】

：

宁夏大学物理与电子气工程学院,银川 750021

【出处】

：

中国计算力学大会2018暨国际华人计算力学大会2018

【发表日期】

：

2018年10期

【关键词】

：

腐蚀损伤微裂纹相互影响元胞自动机分子动力学

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环境作用下微裂纹相互影响的分子动力学模拟

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