KINETIC-ANALYSIS OF SIMULATED DTA RESPONSES

被引:7
作者
BECK, MW [1 ]
BROWN, ME [1 ]
机构
[1] RHODES UNIV,DEPT CHEM,GRAHAMSTOWN 6140,SOUTH AFRICA
关键词
D O I
10.1016/0040-6031(90)80453-6
中图分类号
O414.1 [热力学];
学科分类号
摘要
The classical and Boersma DTA signals produced by melting, by endothermic and by exothermic first-order reactions have been simulated using a simple model of a DTA instrument. The simulations have been related to reality by comparison with experimental results. The simulated DTA curves have been subjected to non-isothermal kinetic analysis using the Borchardt and Daniels method and the kinetic parameters derived have been compared with the input values. The consequences of the approximations used are discussed. © 1990.
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页码:379 / 393
页数:15
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