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含能材料  2010 

几种典型固体推进剂的危险性能实验研究

DOI: 10.3969/j.issn.1006-9941.2010.03.019

Keywords: 物理化学,固体推进剂,危险性分级,燃烧转爆轰,雷管感度,冲击波感度

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Abstract:

为进行固体推进剂的危险性能(感度特性)研究,对NEPE推进剂、粒铸CMDB推进剂、螺压CMDB推进剂三种典型的固体推进剂分别进行了雷管感度实验、冲击波感度实验(隔板实验)和燃烧转爆轰实验。结果显示:NEPE推进剂对雷管引爆较敏感;三种推进剂对冲击波刺激较敏感;颗粒状的粒铸CMDB、螺压CMDB推进剂和内部有孔洞的NEPE推进剂在燃烧转爆轰实验中发生爆轰。实验表明,推进剂的危险性能(感度)与推进剂的组成(有无敏感物质)、装药形态(颗粒或药柱)及外界约束条件(强或弱)有密切关系。实验证实,固体推进剂在一定条件下也能发生燃烧转爆轰。

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