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Issue:
The Thermal Decomposition Kinetics of Water Gel Explosives
Author(s):
WANG Jin
,
MA Zhi-gang
,
LIU Zhi-bing
Pages:
52
-
54
Year:
2007
Issue:
3
Journal:
CHINESE JOURNAL OF EXPLOSIVES & PROPELLANTS
Keyword:
物理化学
;
水胶炸药
;
热分解动力学
;
TG
;
DSC
;
Abstract:
为研究水胶炸药的热分解特性及化学动力学参数,用非等温热失重(TG)和差热扫描(DSC)联用仪,在2.5、5.0、10.0、20.0、40.0K/min的线性升温速率下,测试了岩石水胶炸药和煤矿许用水胶炸药热分解的起始温度和峰顶温度.用Ozawa法和Kissinger法计算了水胶炸药受热分解的化学动力学参数,得到120、150和250℃时的反应速率常数,计算了等动力学温度点.结果表明,煤矿许用水胶炸药热安定性好于岩石水胶炸药.
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