It is carried out that terminal maneuver to improve the problem of the low penetration ability in the terminal phase of wavy trajectory. 针对跳跃式弹道导弹末段突防能力不高的问题,对弹道进一步改进,即在末端进行迎角变轨机动或蛇行机动。
Analysis of Initial Phase Trajectory for the Torpedo Launched by Underwater Unmanned Vehicle 无人水下航行器发射鱼雷初始弹道分析
By quantum jump method, we find that the corrections to its phase for the no-jump trajectory are different when considering adiabatic and nonadiabatic evolutions. 利用量子跃迁方法,当考虑绝热和非绝热演化时,发现对于非跃迁轨道,其相位修正值是不同的。
Conservation quantities and its application in the free phase trajectory of ballistic missile 弹道导弹自由段飞行中的守恒量及其应用
Approximation of the disturbing gravity of the active phase of trajectory using finite element method 利用有限元方法逼近飞行器轨道主动段扰动引力
Also expressed in the phase plane is the trajectory depicting the deepening of the reaction, the trajectory being the operating line of the reactor. 同时也可以在该平面上画出表示反应进程的轨迹&反应器操作线。
In transition phase followed braking phase, a standard reentry trajectory is computed and stored using landing point prediction guidance method ( LPPGM). 该方法融合了落点预报制导方法和基准弹道制导方法的长处。
In this paper, based on the technology of phase space reconstruction and the methods of trajectory tracing, a new algorithm is proposed for estimating the largest Lyapunov exponent from a scalar chaotic time series. 在深入研究相空间重构技术和轨道跟踪法的基础上,提出了一种从标量混沌时间序列中估计最大李雅普诺夫指数的新算法。
The Study of Free Flight Phase Trajectory Estimation 自由飞行段弹道估计方法
The qualitative work including: research the phase trajectory of the system 、 Poincare map 、 power spectral and auto-correlation. 定性的研究工作有:研究系统运动的相轨图、庞加莱映射图、功率谱图和自相关函数图;
Faults Diagnosis Based on Lyapunov Exponent and Phase Trajectory for a Generator Sets 基于Lyapunov指数-相轨迹的发电机组故障诊断
An Optimization Design for Phase Controller of Revolution Shutter in Trajectory Camera Based on DPLL 数字锁相弹道相机旋转快门相位控制器的优化设计
The nonlinear motion of the projectile on the straight phase of trajectory when nonlinear static motion being considered only 在弹道直线段上仅考虑非线性静力矩时弹丸的非线性运动
Analysis of Phase Plane Trajectory of Transmembrane Ionic Current at Depolarized Phase O of Action Potential in Single Cell of Papillary Muscle of Guinea Pig 豚鼠乳头肌单细胞动作电位0期去极化跨膜离子电流的相平面曲线分析
Observability Analysis of Boost-Phase Trajectory Estimation 主动段弹道估计可观测性分析
Finally, the numerical methods in modern nonlinear dynamics such as phase plane trajectory, power spectrum and Lyapunov exponents are adopted to investigate the dynamical behavior of the beam. 最后利用相平面图、功率谱和Lyapunov指数等非线性动力学中的数值方法识别梁的动力学行为。
In preflight planning phase, the optimal global trajectory and its safe corridor can be found via synthesizing many kinds of information by large-scale computers on earth. The method based on Subdivision is adopted to plan the optimal global reference trajectory. 在离线航迹规划阶段,最优全局航迹规划和安全走廊可以通过综合地面计算机的大范围多种信息的方法来获得。
A Technical Study on Jet Dynamic Control in Power-off Phase of Missile Trajectory 导弹弹道被动段的燃气动力控制技术研究
Error Analysis of Estimating the Boost Phase of a Trajectory Measured by a Single Satellite 单星观测条件下弹道主动段估计的误差分析
Most of investigators use Eulerian gas phase model and particle trajectory model ( Eulerian Lagrangian) to simulate coal combustion in boiler furnaces. 目前炉内两相流动和煤粉燃烧数值模拟中多半采用颗粒随机轨道模型和单流体无滑移模型,这些模型都难以完整地给出三维空间内颗粒速度,浓度,湍流度分布的信息。
How to use a computer to draw automatically the phase trajectory and the time response diagram of the higher-rank PLL nonlinear capture 高阶PLL非线性捕获的相轨迹和时间响应图的计算机自动绘制
In this paper, MATLAB software is used to work out the computer program for solving the two-rank differential equations which describe the nonlinear capture of the two-rank PLL. The computer then draws automatically the phase trajectory and time response diagram. 采用MATLAB软件,编制了求解描述二阶PLL非线性捕获的二阶非线性微分方程的程序,计算机自动绘制了相轨迹和时间响应图;
Numerical simulation produces the time process and phase trajectory of its limit cycle oscillation responses, the comparison of which was made with the aeroelastic responses of the airfoil with central gap nonlinear stiffness. 通过数值仿真得到了系统极限环振动响应的时间历程和相轨迹,并与带中心间隙型非线性刚度环节二元机翼的气动弹性响应特性进行了比较;
The Application of the Phase Space Trajectory in the Nonlinear System 空间相轨迹在非线性系统中的应用
By searching the mid-point value, to complete the approximate equilibrium glide phase of the longitudinal reference trajectory, which is designed into a Piecewise linear function. 通过搜索中间点倾斜角值,将近似平衡滑翔段的纵向参考轨迹简化设计成分段线性函数。
Dynamic stability information, which includes oscillation frequency, damping coefficient, oscillation amplitude and phase, is contained by the response trajectory after the disturbance of the power system. 电力系统受扰后的响应轨迹包含了动态稳定性信息,即振荡频率、阻尼系数、振荡幅值与相位等振荡模态信息。
According to the phase trajectory of along-track drift, the switching function with the oblique lines was designed in order to converge the initial errors, and the limit cycle was analyzed correspondingly. 分析了构形沿航迹漂移的相轨迹,针对单开关门限控制律不能对初始误差收敛的问题,设计了倾斜开关曲线控制,并分析了相应的极限环参数。
Firstly, we must choose the appropriate interatomic potentials for molecular dynamics simulation to determine the strength of interparticle force. And then we can get the phase space trajectory of molecular dynamics simulation to research the macroscopic property of the materials. 进行分子动力学模拟首先要选择原子间势函数,根据原子间势函数来确定粒子之间所受力的大小,从而获得分子动力学模拟的相空间的轨迹,进而研究材料的一些宏观性能。
In the end of this thesis, the six-degreed-of-freedom mathematic model and simulation model was established for the terminal guidance phase, and the trajectory simulation was carried out with the different initial condition when intercepting the airplane and the tactical ballistic missile. 在以上内容的基础上,建立了滚转导弹末制导有关的六自由度数学模型和仿真模型,对不同初始条件下对拦截飞机和战术导弹进行了数值仿真。
By simulation, draw the phase trajectory diagram and time response plans under different conditions, found out the acquisition belt relate to any initial phase error. 通过仿真,给出了不同条件下的相轨迹和时间响应图以及任意初始相差对应的捕获带。