固态相变解析模型的扩展
基于固态相变解析模型,提出推导非等温固态相变的转变分数的新解析方法.该方法将转变起始温度和精确的温度积分引入到解析模型,从而得到扩展的解析模型.计算表明,扩展的解析模型能够准确地预测计算得到的转变分数与转变速率.扩展的解析模型与原有解析模型相比,它能够更加准确地描述相变过程的动力学行为.在转变初始温度较高的情况下,扩展的解析模型具有优越性.同时,从扩展的解析模型得到的动力学参数比原有解析模型的更合理、准确.
非等温转变、解析模型、转变初始温度、近似方法
22
V22;TU5
Projects 09-QZ-2008,24-TZ-2009 supported by the Free Research Fund of State Key Laboratory of Solidification Processing,China;Project B08040 supported by the Program of Introducing Talents of Discipline to Universities,China;Projects 51071127,51134011supported by the National Natural Science Foundation of China;Project JC200801 supported by the Fundamental Research Fund of Northwestern Polytechnieal University,China;Project 51125002 supported by the National Science Foundation for Distinguished Young Scholars,China;Project 2011CB610403 supported by the National Basic Research Program of China
2012-08-16（万方平台首次上网日期，不代表论文的发表时间）
共6页
1176-1181
