本文应用热重法对石灰石在氮气气氛、不同升温速率下的分解动力学进行了研究,采用普适积分法、微分方程法以及多重速率扫描Kissinger法相结合的方式求解动力学参数,确定反应机理模型.研究结果表明石灰石分解反应符合相边界反应的收缩圆柱体模型,采用三种方式相结合的动力学处理方法可以有效的进行动力学模式函数的选取.
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