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Catalytic Decomposition of RDX-CMDBⅠ.Thermal Decomposition at High Pressure and its Correlation with Burning Rate
Author(s): 
Pages: 364-367,375
Year: Issue:  4
Journal: CHINESE JOURNAL OF ENERGETIC MATERIALS

Keyword:  物理化学高压差示扫描量热仪(PDSC)热分解燃速RDX-CMDB推进剂燃速催化剂;
Abstract: 用高压差示扫描量热仪(PDSC)研究了一种RDX-CMDB推进剂在所选用燃速催化剂(没食子高铅、对氨基苯甲酸铜和炭黑)作用下的热分解,并对比了纳米和非纳米催化剂对其热分解的影响.结果表明,压力和不同复合组成的燃速催化剂对PDSC特征量和RDX的相对放热量有影响;在14 MPa压力范围内PDSC的特征量和压力可用一经验方程,通过二元回归与燃速关联.该方程能得到表征压力(压强)和放热速度对燃速的贡献程度的参数,能反映较高压力(8~14 MPa)下推进剂燃速的平台效应和不同复合组成的燃速催化剂的影响.
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