1) modified nitramine double base propellant
硝胺改性双基推进剂
1.
In the experimental research on several catalyst group,the burning rate of screw extrusion modified nitramine double base propellant reaches to 27mm/s(10MPa, + 20℃) While keeping high energy and high density.
通过对多个催化剂组合进行试验研究,在保持高能量及高密度的前提下,使螺压硝胺改性双基推进剂的燃速达到27mm/s(10MPa、+20℃)以上,并且在较宽的压力范围内(10-20MPa)获得了平台效应。
2) 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。
3) 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。
4) composite modified double base propellant
改性双基推进剂
1.
By using the closed combustion apparatus, the thermal aging combustion property of the composite modified double base propellant was measured.
采用密闭性燃烧器法对老化后的改性双基推进剂测定了燃烧性能 ,利用获得的燃速随老化时间变化的曲线计算了其贮存寿命 ,并与用中定剂法计算的贮存寿命进行了比较 ,两者吻合较好 ,说明推进剂燃速老化试验较真实地反映了改性双基推进剂的老化性质。
2.
Studies of safety, technological test and propellant properties on the application of HMX in screw extrusion composite modified double base propellant were carried out and the technological route of composite modified double base propellant containing HMX was decided.
研究了HMX在螺压改性双基推进剂中应用,进行了安全性研究、工艺性试验、推进剂性能研究。
5) CMDB propellant
改性双基推进剂
1.
) used in CMDB propellant has been investigated under different pressure.
利用高压差示扫描量热仪测试了改性双基推进剂常用的ＮＣ、ＮＧ、ＲＤＸ、ＨＭＸ等几种主要组分在常压及不同压力下的热分解行为，揭示了它们的热分解行为与压力的关系，并进一步分析探讨了各组分对推进剂燃烧性能的影响。
6) CMDB propellant
复合改性双基推进剂
补充资料：复合改性双基推进剂
分子式：
CAS号：
性质：在改性双基推进剂配方中加入复合推进剂用的黏合剂和固化剂而制成的推进剂。由于双基推进剂的黏合剂为半刚性高分子，所制得的推进剂的玻璃化温度偏高，伸长率较小，推进剂的使用温度较窄，为改善其力学性能，通常采用少量的聚醚或聚酯预聚物，并加入异氰酸酯进行固化交联。复合改性双基推进剂的力学性能明显优于一般双基推进剂，其低温(-40℃)的伸长率达30％左右，可用于贴壁浇注的发动机中。
CAS号：
性质：在改性双基推进剂配方中加入复合推进剂用的黏合剂和固化剂而制成的推进剂。由于双基推进剂的黏合剂为半刚性高分子，所制得的推进剂的玻璃化温度偏高，伸长率较小，推进剂的使用温度较窄，为改善其力学性能，通常采用少量的聚醚或聚酯预聚物，并加入异氰酸酯进行固化交联。复合改性双基推进剂的力学性能明显优于一般双基推进剂，其低温(-40℃)的伸长率达30％左右，可用于贴壁浇注的发动机中。
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