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- By coupling the base bleed cavity equations and the gun interior ballistic equations, one-dimensional distributions of the pressure, temperature and velocity in the base bleed device and gun bore have been analyzed. 将底排内腔方程组与火炮内弹道方程组进行了耦合求解,分析了底排装置内和火炮膛内一维的压力、温度和速度分布规律。
- gun interior ballistic 火炮内弹道
- This paper presents an interior ballistic two-phase flow modeland computer code for a cannon gun with the stick propellants. 该文给出了某加农炮管状发射药两相流内弹道模型及其计算机编码。
- Using classical interior ballistic theory and momentum theorem, mathematic-physical model is developed for process of balance gun launching. 利用经典内弹道理论与动量平衡原理建立了平衡炮发射过程的内弹道数理模型;
- Aimed at nonsteady spray combustion flow problems of regenerative liquid propellant gun (RLPG)in process of interior ballistic,mathematical model was established,and numerical method was derived. 针对再生式液体发射药火炮(RLPG)内弹道过程中非稳态喷雾燃烧流动问题,建立了数学模型,给出了具体的计算方法。
- gun interior ballistics 火炮内弹道
- This pattern obsturator can satisfy requirement of rocket engine on the interior ballistic and exterior ballistic. 文中结合闭气装置工作环境,对火箭发动机的闭气装置性能进行了分析。
- The multi phase flow interior ballistic model for grain and stick propellants are established, a practical engineering software system is completed. 建立了粒状药与管状药组成的混合装药的多相流内弹道理论模型,编制工程实用的软件系统。
- The projecting model is constructed using classical interior ballistic theory, and the gasbag volume and the valid thrust area models are built according to gasbag expanding. 利用经典内弹道理论建立其抛射过程的内弹道模型,根据气囊膨胀过程的特点建立了气囊容积及有效推力面积模型;
- Keywords nitramine propellant;gun;interior ballistic;safety; 硝胺发射药;火炮;内弹道;安全性;
- In this paper, the problem of the interior ballistic design of the recoillessrifles is solved by using "ballistic functions" and the methed of solutionfor the minimum bore volume is presented. 本文应用“弹道函数”解决了无座力炮的内弹道设计问题,并提出了最小膛容方案的计算方法。
- It may be used to determine the effects of bore curvature, thermal deflection of the tube, eccentricity of the projectile, interior ballistics data and construction of gun tube on dispersion error. 可用于确定内膛弯曲度、身管热变形、弹丸偏心率、内弹道诸元和身管结构等对射弹散布的影响。
- In view of using the propellant charge in the torpedo launcher, this paper puts forward the mathematic model of interior ballistic with two periods by using the first thermodynamic law. 针对火药发射的特点,利用开口系统热力学第一定律的方法,建立了以火药为工质的鱼雷发射装置内弹道数学模型,并进行了计算机仿真。
- The interior ballistic performances of this system were calculated to obtain the pressure in pressure chambers, the velocity and acceleration of submunitions using a simulation method. 利用数值计算方法计算该抛撒机构的内弹道性能,得到燃气压力、子弹速度和子弹加速度等性能曲线。
- Taking the interior ballistics repletion of machine gun cartridge as the example, the powder parameters such as powder weight, powder force and web thickness were taken as the design variables. 以机枪弹内弹道循环为例,选择装药量、火药力、药厚为设计变量,设计目标为最大膛压值及弹丸出膛口速度。
- A firing experiment of super-high firing rate gun with three serial loading projectiles is tested.Its classical model of interior ballistics is established and a numerical simulation is conducted. 摘要该文进行了超高射频火炮膛内串联排列的3发弹丸的射击实验,建立了膛内过程的经典内弹道模型,并进行了数值模拟。
- INTERIOR BALLISTIC CALCULATIONS OF AN UNDER WATER GUN AT VARIOUS DEPTHS 水深变化时水下发射装置的内弹道计算
- interior ballistic similarity theory 内弹道相似理论
- The bullet was expelled from the gun. 子弹从枪中射出。
- Cartridges are ejected from the gun after firing. 开枪后子弹从枪膛里弹出去。