查询词典 detonation wave

The fuel dispersion of the FAE bomb is analyzed on the detonation wave and the charge dimension and the detonation velocity and the burster-fuel weight ratio of the combination burster.

在此基础上，进行了以压装密度为1.72 g.cm-3、爆速为8400 m.s-1的8701炸药为芯药，以低密度硝基胍为外层炸药，以环氧丙烷和宏观固态燃料为FAE 燃料分散与引爆实验。

The corner turning distance decreases with the increase of the angle of the convex corner.The delay of the detonation wave is small for the case of 60 convex corner,but the dead region...

拐角为60'时没有明显的爆轰波滞后现象；随着拐角角度的增大，拐角距离减小；拐角为120'时，有死区存在。

Detonation wave ; corner effect ; convex corner ; angle ; cast TNT

爆轰波；拐角效应；拐角；角度；注装TNT

This paper establishes two PDE models on the base of analyzing radical principle of detonation wave, formation characteristics and propagation mechanism as well as performance of detonation wave, and working principle and cycle of pulse detonation engine. Then give a 2D axisymmetrical numerical simulation of internal flow field of the detonation chamber.

本文在分析爆震波的基本理论、爆震波的形成特点、传播机理及其特性和脉冲爆震发动机的工作原理的基础上，建立了两个PDE模型，并用FLUENT对其爆震室内流场进行了二维轴对称数值模拟。

Effects of partial detonable mixture filling proportion on detonation wave pressure properties of kerosene/air pneumatic-valve pulse detonation engine were investigated. A preliminary analysis of a series of wave's reciprocity was carried out.

研究了不同部分充填比例对煤油／空气气动阀式脉冲爆震发动机的爆震波压力特性影响，初步分析了部分充填的爆震管内一系列波相互作用的机理。

Thirdly, after analyzing and discussing laser supported combustion wave and laser supported detonation wave , LSCW and LSDW models are built according to the hydrodynamical equations and the plasma state equation, and some formulae of the pressure behind the shock wave, the propagating speed are given, and the differences between the LSDW and LSCW and their judging methods are pointed out emphatically.

其三，在分析和讨论激光支持燃烧波和爆轰波的基础上，由流体动力学方程组和等离子体状态方程建立了LSCW和LSDW模型，得到了波后压力、传播速度等参量公式，并着重指出了LSDW和LSCW之间的区别和判别方法。

Further, the hot spot is amplified to form the overdriven detonation wave, then, the overdriven detonation wave gradually becomes the steady detonation wave.

形成的热点迅速放大成为过驱爆震波，并逐渐衰减为稳定爆震波。

Pulse detonation engine is a new concept of propulsive engine which uses high temperature and pressure gas produced by intermittent or pulsant detonation wave to generate thrust. PDE has many desirable advantages, including high thermal dynamic cycle efficiency, low specific fuel consumption, high thrust/weight and specific impulse, simple configuration, and will become propulsive device of aviation and spaceflight aerocraft in 21st century.

脉冲爆震发动机是一种利用间歇式或脉冲式爆震波产生的高温、高压燃气来产生推力的新概念发动机，这种发动机具有循环热效率高、燃料消耗率低、推重比高、比冲大、结构简单等优点，将成为21世纪新型的航空航天飞行器的动力装置。

Numerical results indicate that in some cases detonation wave may quench when detonation wave front diffracts at the entrance of expanding chamber due to the extreme declination of temperature and pressure.

结果表明，爆轰波传播至突变截面扩张管道时，由于稀疏波的作用可能会使爆轰波局部熄爆甚至完全熄爆，对于某些敏感度高的反应气体爆轰波可以二次起爆。

Regarding to model 1, firstly analyzes and studies principle as well as formation of detonation wave, the internal flow field structure of the detonation chamber. Then study the flow field structure near the outdoor of the detonation chamber, backflow process of the dilatation wave after detonation wave reach the outdoor and the change of thrust wall pressure and so on.

对于模型1，首先分析研究爆震波在爆震室内形成传播机理和爆震室的内流场结构，然后研究爆震波传出爆震管以后爆震管出口处的流场结构，膨胀波的回传过程以及推力壁压力随时间的变化等。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了