摘要:分析了NEPE固体推进剂化学老化原理,利用不同升温速率下得到的推进剂的热分解温度,按Kissinger法求得加热速率趋于零时试样的外推峰温,作为推进剂的自发火温度(自加热着火的最低温度)。为获得NEPE推进剂的自发火温度,利用微热量热仪进行推进剂2.0 K/min,1.0 K/min,0.1 K/min,0.05 K/min 4个升温速率下的温度扫描,得到不同升温速率下,NEPE推进剂的热分解温度(峰尖温度),外推获得NEPE自发火温度,由此获得NEPE推进剂的自发火温度为120℃.
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Chinese Physics C Chinese Physics B Chinese Journal of Integrative Medicine Journal of Traditional Chinese Medicine Chinese Journal of Chemistry Neuroscience Bulletin Chinese Medical Journal Chinese Chemical Letters Chinese Optics Letters Chemical Research in Chinese Universities Chinese Journal of Chemical Physics Chinese Journal of Aeronautics