Abstract: CO 2 laser ignition facilities were employed to study the effect of GAP coating boron on the ignition characteristics of boron based propellants Other methods were used to study the combustion residues Results show that the method of GAP coating boron can increase the ignition ability and the combustion residues dispersion of boron based propellants

Key words: Solid rocket propellant;Boron;Cladding;Propellant ignition;Propellant combustion

摘要： 采用CO2 激光点火装置研究了GAP包覆硼对含硼推进剂点火性能的影响 ,并采用扫描电镜 (SEM)观察分析了燃烧残留物。结果表明 ,GAP包覆硼在较高的压力下能改善含硼推进剂的点火性能 ,而且能够改善含硼推进剂的燃烧残渣分散性。

关键词: 固体火箭推进剂;硼;包覆;推进剂点火;推进剂燃烧