COMPUTER-PROGRAMS FOR KINETIC-ANALYSIS OF NONISOTHERMAL THERMOGRAVIMETRIC DATA

被引:0
|
作者
CHEN, D
GAO, X
DOLLIMORE, D
机构
[1] UNIV TOLEDO,DEPT CHEM,TOLEDO,OH 43606
[2] UNIV TOLEDO,COLL PHARM,TOLEDO,OH 43606
来源
ANALYTICAL INSTRUMENTATION | 1992年 / 20卷 / 2-3期
关键词
D O I
暂无
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
In this paper, computer programs to evaluate kinetic analysis from non-isothermal thermogravimetric data are discussed. The flowcharts for all the programs are shown. These include those based on single-heating-rate and multi-heating-rate procedures. The single-heating-rate methods include the differential and integral calculations while the multi-heating-rate methods include those of Friedman and Ozawa. It is proposed that the multi-heating-rate programs should be used as a reference to distinguish the mechanisms and the single-heating-rate programs should be used to obtain the reaction activation energy, the frequency factor values and the linear regression parameters.
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页码:137 / 152
页数:16
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