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Thermal decomposition characteristics and kinetics of methyl linoleate under nitrogen and oxygen atmospheres
  • ISSN号:1004-0595
  • 期刊名称:《摩擦学学报》
  • 时间:0
  • 分类:TQ328.9[化学工程—合成树脂塑料工业] TP242[自动化与计算机技术—控制科学与工程;自动化与计算机技术—检测技术与自动化装置]
  • 作者机构:1.Department of Military Oil Application & Administration Engineering, Logistical Engineering University, Chongqing, 401311, China
  • 相关基金:the financial support provided by National Natural Science Foundation of China (Project No.51375491);the Natural Science Foundation of Chongqing (Project No.CSTC,2014JCYJAA50021)
中文摘要:

在氮和氧气氛下面的甲基 linoleate (ML ) 的热分解特征被调查,用以 10 的加热的率的一个 thermogravimetric 分析器 ? 敷吗?

英文摘要:

The thermal decomposition characteristics of methyl linoleate (ML) under nitrogen and oxygen atmo- spheres were investigated, using a thermogravimetric analyzer at a heating rate of 10 ~C/min from room tem- perature to 600℃. Furthermore, the pyrolytic and kinetic characteristics of ML at different heating rates were stud- ied. The results showed that the thermal decomposition characteristics of ML under nitrogen and oxygen atmo- spheres were macroscopically similar, although ML exhibited relatively lower thermal stability under an oxy- gen atmosphere than under a nitrogen atmosphere. The initial decomposition temperature, the maximum weight loss temperature, the peak decomposition temperature, and the rate of maximum weight loss of ML under an oxygen atmosphere were much lower than those under a nitrogen atmosphere and increased with increasing heating rates under either oxygen or nitrogen atmosphere. In addition, the kinetic characteristics of thermal decomposition of ML were elucidated based on the experimental results and by the multiple linear regression method. The activation energy, pre-exponential factor, reaction order, and the kinetic equation for thermal decomposition of ML were obtained. The comparison of experimental and calculated data and the analysis of statistical errors of pyrolysis ratios demonstrated that the kinetic model was reliable for pyrolysis of ML with relative errors of about 1%. Finally, the kinetic compensation effect between the pre-exponential factors and the activation energy in the pyrolysis of ML was also confirmed.

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期刊信息
  • 《摩擦学学报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学院
  • 主办单位:中国科学院兰州化学物理研究所
  • 主编:薛群基
  • 地址:兰州市天水中路18号
  • 邮编:730000
  • 邮箱:tribology@lzb.ac.cn
  • 电话:0931-4968238
  • 国际标准刊号:ISSN:1004-0595
  • 国内统一刊号:ISSN:62-1095/O4
  • 邮发代号:54-42
  • 获奖情况:
  • 中国科学院优秀期刊三等奖,甘肃省达标期刊优秀奖,1999年、2000年连续2年获工程类学术影响因子第一名
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,美国工程索引,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:11879