Numerical Simulation and Experimental Research on Compact Shaped Charge Model of Theoretical Calculation of Shaped Charge with Modified P-E-R Theory 紧凑型聚能装药的数值模拟及实验研究基于PER理论的聚能装药射流理论计算方法
Meaning of Enhancing Power Factors from Calculation of Electricity Charge of Industrial and Mining Enterprises 从工矿企业电费的计算看提高功率因数的意义
Therefore, it is not appropriate for the calculation of interface-trapped charge with approximate method. And the accurate method with distribution function for electrons bound to interface states should be used. 因此,近似计算SiO2/SiC界面陷阱电荷不尽合理,应利用电子在界面态上的分布函数进行准确计算。
Theoretical models for cross section calculation of charge exchange and their regions of validity 电荷交换截面计算的理论模型与有效区域
The numerical calculation of space charge layer due to the corona discharge of metaling ground points under thunderstorm 雷暴下金属尖端放电所致空间电荷层分布的数值计算
The results show that when the phase spread or energy spread of the bunch is large, relatively large errors could be introduced in z-code during the calculation of space charge effect. Therefore t-code should be adopted instead in the dynamic simulations for more accurate results. 结果表明,当束团的相位宽度大或能散大时,z-code在计算空间电荷作用时会引入相对较大的误差,从而应该使用t-code来进行动力学模拟,以获得更准确的结果。
In this paper, considering factors such as the explosive gas in gas generator, killing fluid, casing, formation and so on, established a mathematical calculation model of charge versus pressure based on the first law of thermodynamics, and compiled a relevant calculation software. 将气体发生器中火药气体作为体系,把压井液、套管与地层等作为外界,根据热力学第一定律,建立了装药量与压力关系的数学计算模型,并编制了相应的计算软件。
This paper introduced a controlled blasting scheme for dismantling a store with double-arch brickwork structure, the determination of blasthole parameters, the calculation of powdered charge and the design of electric blasting network. 本文介绍砖砌双拱结构库房控制爆破拆除方案、药孔参数确定、装药量计算和电爆网路设计。
Simulating calculation of charge structure in Thunderstorm for different areas 不同地区雷暴电荷结构的模式计算
The calculation of explosive charge, dynamite-bags allocation plus its depth sinking into water, the disposal of water-proof, blasting network and safety defending measure were introduced. 论述了水压爆破药量的计算、药包布置、药包入水深度与安放、炸药的防水处理、爆破网路及起爆方式、安全防护等技术措施。
The Damage Zones Calculation of Uncoupled Charge Blasting in Fractured Rock 裂隙岩体不耦合装药的爆破破坏分区计算
The 2D PIC ( Particle in cell) method, widely used in the calculation of space charge effect for particle dynamic simulations is described. 本文介绍了二维PIC(Particleincell)方法,这种方法常用于粒子动力学模拟中空间电荷作用的计算。
In this paper, the advantages of afforestation by blasting on two sides of highway are outlined, the blasting digging of tree pits, calculation of charge mass and charging structure are expatiated. 本文概述了山区公路两侧爆破造林的优越性,详细介绍了爆破开挖树坑的施工方法、药量计算和装药结构;
Brief review on the formulas for calculation of charge weight in water-pressure blasting 水压爆破药量计算公式简评
Introduces fundamental principles and simple calculation of perforating charge with aftereffect; 介绍了增效射孔作业技术的基本原理和简化计算,论证了在增效射孔中大孔径射孔弹及高孔密射孔枪的重要性;
The work makes a good base, with which the building and calculation of the whole dynamic model, the optimization of product structure, the accurate calculation of refrigerant charge and the understanding of the two phase can all be made. 为系统的动态参数模型的建立和计算、优化产品结构,充注量的准确计算以及对管内两相流的正确理解打下基础。
Calculation of Electric Charge of Residential Quarters in Cities This kind of heater can shift electricity from peak periods to off peak periods, thus it can increase the using time of generators. 城市居民住宅及小区用电负荷计算因此该蓄热电暖器可以实现电网用电负荷削峰填谷,提高发电设备利用率;
In this paper, the determination of blasting parameters, the calculation of charge weight, trial blasting, the monitoring of blasting vibration and the others are introduced, and some experience are given. 本文介绍了爆破参数的确定、药量计算、试验爆破、爆破震动测量等,并总结了实施此类爆破拆除工程所获取的经验。
In this paper, the principle of blasting design, the calculation of charge mass, the arrangement of pre-molded holes, priming circuit and safety precautions are introduced. 本文介绍了爆破设计的原则、药量计算、炮孔布置、起爆网路和安全措施。
This paper introduced the principle of charged chamber disposal, selection of the least resistances, treatment of end effect, calculation of charge weight and so on. 本文介绍了这次爆破的药室布置原则、最小抵抗线的选取、端部效应处理、药包药量计算等。
This paper involved the selection of blasting parameters, calculation of charge weight, design of priming circuit, waterproof treatment of charges and the processes of charge setup and water pouring. In addition, pretreatment, priming circuit, safety precautions and so on were outlined. 文中介绍了爆破参数的选取、药量计算、起爆网路的设计、药包防水处理以及布药和注水工艺。此外,还简述了预处理、起爆网路和安全技术措施等。
Limitation of Approximate Calculation of Interface-Trapped Charge at SiO_2/ SiC SiO2/SiC界面陷阱电荷近似计算的局限
The Calculation of Charge Distributions in Groups Containing Phosphorus Element MEEM模型下含磷有机基团的电荷分布
Calculation of Space Charge Field for Annulus and Disc Bunch of Charged Particles 变盘和环状束流空间电荷场的计算
Power test and calculation of shaped charge warhead for antiship missile 反舰导弹聚能战斗部威力的试验、计算与研究
The visual software platform of charge simulation method, using Visual Fortran programming language, is built, which includes data input module for the practical problem, calculation module of charge simulation method, output module of calculation results. 采用VisualFORTRAN语言,形成一种可独立使用的可视化模拟电荷法软件平台,构造的可视化模拟电荷法应用平台包括根据问题所需的前期数据输入模块、模拟电荷法计算模块、计算结果输出模块。
Determination of blasting scheme, selection of blasting parameters, calculation of charge weight, priming network, safety precautions and others were presented in this paper. 文中介绍了爆破方案确定、爆破参数选择、装药量计算、起爆网络及安全措施等。
Jets parameters calculation of shaped charge with a shell 带壳聚能装药射流参数计算
The calculation method of charge quantity, charge arrangement pattern and blasting safety measures described in this paper could be referential to other similar structure demolitions by hydraulic blasting method. 文中论述的药量计算方法、布药方式和爆破安全等问题,可供同类型建筑物实施水压爆破时参考。
Among them, the pilot application module receives pilotage application information, query function of the ship dynamics module involves almost every module, the pilotage fee calculation of the charge management module is unique in module form, and that is why this paper takes them as examples. 其中,引航申请模块要接收引航申报信息,船舶动态模块中的查询功能几乎涉及到每一个模块,收费管理模块中引航费计算是模块特有的功能,这是本文选取它们为例的原因。