Analysis of the Charge Influence on the Property of Electric Initiating Device;
装药对电火工品性能的影响分析
The Application of Oblate Spherical Powder to High Loading Density Gun Propellant Charge;
球扁药应用于大口径火炮高装填密度发射装药
A new explosive charge of warhead, JOH explosive, is a pressed high polymer bonded explosive based on HMX/RDX.
一种新型的破甲战斗部装药 -聚奥黑炸药是以 HMX/ RDX二种单质炸药为主体炸药的压装高聚物粘结炸药 ,其主要特点是可以通过改变 HMX/ RDX的组成比例 ,得到不同爆炸能量的系列化产品 ;更为突出的是 ,合理选择 HMX/ RDX比例 ,使 PBX装药具有与 HMX相近的高爆炸能量 ,而成本费用大幅度降低。
In this paper,the concept of buring surface temperature coefficient(BSTC)of explosive charge is introduced and the mechanism of the low temperature sensitivity ofcoated propellants charge is studied.
该文提出了燃面温度系数的概念,研究了包覆药装药的低温感原理,采用中止燃烧试验,测试了包覆药9B、11B的燃面温度系数特征值,研究了燃面温度系数与弹道温度系数的关系。
Softignition theory and its application to high dense explosive charge inguns have been introduced.
该文介绍软点火理论在高装填密度装药火炮上的应用,给出了软点火系统的设计思想和设计方法。
The application experience of squibbed blasing method in drilling,reaming and charging is introduced,and the emphasis is put on the drilling in the bottom of excavated pit by hand operated driller to obtain deephole (deeper than 5 m)squibs.
介绍了药壶爆破法在钻孔、扩壶、装药等工艺方面的施工经验。
According to the principles of fluid friction and some relevent theories of hydromechanics , a mechanics model of emulsion explosive charging process has been established.
文中依据流体内摩擦原理及流体力学的有关理论,对装药过程乳化炸药的受力建立力学模型,并加以理论分析、推导。
Based on explosion dynamics theory and analysis in theory of rock mechanics,the decoupling charging coefficients of different conditions in engineering blasting are calculated,and the corresponding expressions and the range of axial decoupling coefficients under different conditions are obtained.
在爆炸动力学和岩石力学理论分析的基础上,对工程爆破中不耦合系数在不同的装药条件下进行了计算,得到了相应的计算表达式,并以轴向不耦合系数为例进行了相关的试验研究,得到了良好的效果,对理论分析和工程应用都有一定的参考意义。
A theoretical analysis was made on the transmitted pressure on the bore wall in explosions of different charge structures such as borehole coupling charge,air-decoupling charge and water-decoupling charge.
对炮孔耦合装药、空气不耦合装药、水不耦合装药等几种装药结构形式爆破时孔壁的透射压力进行了理论分析,结果表明:同等炸药和岩石条件下,耦合装药,爆轰波直接冲击孔壁,孔壁透射压力最大;水不耦合装药,爆轰波冲击压缩水介质激起水中冲击波,由水将爆炸压力传递给岩石,孔壁冲击压力降低;而空气不耦合装药,爆轰产物则膨胀充满炮孔后再作用于孔壁,孔壁压力最小。
The calculation formulas of exponential function of P_m of coupling charge have been achieved on the action of medium explosives in rock blasting.
对在充分考虑炸药性能、岩石特性和爆轰波与孔壁相互作用等重要因素下的孔壁初始冲击波压力P_m的计算结果进行了回归分析,得到了中威力炸药耦合装药孔壁初始冲击波压力P_m的指数型表达式。
Based on the theory of the transmission of reflected wave and retracted wave at interface, the transmission of explosion energy is analyzed and the influence of different kinds of charging structure (coupling charge, decoupling charge with air and decoupling charge with water) on explosion energy transmission is discussed in this paper.
根据波的界面透射和反射理论,分析了爆炸能量的传递规律,探讨了不同装药结构(耦合装药、空气不耦合装药、水不耦合装药)对爆炸能量传递的影响,并建立了上述三种装药条件下传递给岩石的爆炸能量计算公式。
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