1) smokeless XLDB propellant
无烟交联改性双基推进剂
1.
The combustion characteristics of smokeless XLDB propellant at different pressure were studied in detail by analysis of flame structure, combustion waves and SEM.
分析了无烟交联改性双基推进剂样品的火焰结构、燃烧波温度分布和熄火表面成分,初步研究了无烟交联改性双基推进剂在高、低压力下的燃烧特性。
2) smokeless modified double-base propellant
无烟改性双基推进剂
1.
The theoretical calculation results of energy characteristics for smokeless modified double-base propellant with ACP show that ACP can decrease the energy of the propellant.
含ACP的无烟改性双基推进剂能量特性理论计算表明,ACP对推进剂的能量影响较小。
2.
Four mathematical models describing the combustion of smokeless modified double-base propellant, which contain fast burning energetic substance with different shapes (cube,globular,cuboid,and slice), are established.
建立了含4种不同晶形快燃物(立方体、球形、长方体、片状)无烟改性双基推进剂的燃烧数学模型,推导出推进剂燃速数学表达式,以及在推进剂燃烧方向上快燃物有效使用粒径的数学表达式。
3) cross linked modified double base propellant
交联改性双基推进剂
4) Crosslinking double base propellant
交联双基推进剂
5) Modified double base propellant
改性双基推进剂
1.
The prepolymer P(E-CO-T)-N100 system with end group —NCO was prepared through melt polymerization and its application in crosslinked modified double base propellant binder was investigated.
用本体聚合法合成了含—NCO端基的P(E-CO-T)-N100预聚物体系,并对其在交联改性双基推进剂粘合剂体系中的应用进行了研究。
2.
The experiments of series thermal analysis point out that this kind of plasticizer is beneficial to the thermal decomposition of double base composite propellant and hexogen, and its application in the modified double base propellants could improve combustion properties.
介绍了一种新型含能的叠氮类增塑剂ＰＤＡＤＮ 合成、结构及物理化学性质，系列热分析实验表明，它有利于双基组分及黑索今的热分解，指出它在改性双基推进剂中将可改善燃烧性能。
6) modified double-base propellant
改性双基推进剂
1.
To study the effect of ACP,a fast burning energy material,on the deflagration-to-detonation transition(DDT) in the modified double-base propellant,the experimental study of DDT process of propellant under the condition of porous charge is carried out with the testing system established by the DDT tube.
为研究快燃物ACP对改性双基推进剂燃烧转爆轰性能的影响,利用DDT管建立相应的测试系统,对推进剂在多孔装药条件下的燃烧转爆轰过程进行了实验研究。
2.
The effect of thermoplastic polyurethane elastomer(TPUE) on mechanical properties of modified double-base propellants was investigated by dynamic mechanical analyzer(DMA) and tensile strength measurement,and its function mechanism was analyzed by scanning electron microscope(SEM).
采用动态热机械分析(DMA)和拉伸强度测试方法研究了两种热塑性聚氨酯弹性体(TPUE)对改性双基推进剂力学性能的影响,用扫描电镜从微观上分析了TPUE对推进剂力学性能的作用机理。
补充资料：交联改性双基推进剂
分子式：
CAS号：
性质：为改善改性双基推进剂的力学性能，在配方中加入异氰酸酯类交联剂(如六次甲基二异氰酸酯)与硝化棉大分子的剩余羟基发生交联而形成的一类推进剂。其力学性能有明显改善，-20℃时的伸长率可达20％左右。
CAS号：
性质：为改善改性双基推进剂的力学性能，在配方中加入异氰酸酯类交联剂(如六次甲基二异氰酸酯)与硝化棉大分子的剩余羟基发生交联而形成的一类推进剂。其力学性能有明显改善，-20℃时的伸长率可达20％左右。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条