Thermogravimetric study of the effect of a PVA oxygeninsulating barrier on the spontaneous combustio

• 作 者: MENG Xianhang CHU Ruizhi WU Gu
• 机 构: SchoolofChemicalEngineeringandTechnology,KeyLaboratoryofCoalProcessingandEfficientUtilization
• 出 处: 矿业科学技术：英文版
• 发表日期: 2010年6期
• 关键词: 煤炭自燃 聚乙烯醇 屏障作用 热天平 煤炭燃烧 活化能 绝缘层 热重分析 coal spontaneous combustion oxygen-insulat
• 基金项目: We gratefully acknowledge the financial support provided by the National Natural Science Foundation of China （No.20807056）, the Research Fund for the Doctoral Program of Higher Education of China （No.

Coal samples in the air for three months were characterized by Thermogravimetric Analysis (TGA). The effect of a PVA oxygen-insulating barrier on the spontaneous combustion of coal was examined. The moisture loss activation energy, oxidation activation en