落角

模拟结果表明，以切缝深度作为垮落角顶点，随着切缝深度的增加，垮落角逐渐减小。

The results showed that , the cutting seam depth is used as vertex of the fall Angle , with the increased depth of the cut seam , the fall Angle gradually reduces .

结果表明，优化后的TVC方案避免了弹体抬头的现象发生，提高了导弹击顶时的落角，可降低对战斗部的指标要求。

The results indicate that the optimized TVC scheme avoids rising of missile-body , and increases the impact angle , which reduces the requirement on the warhead .

本文围绕BTT飞行器制导控制一体化设计完成落角与控制回路动态的制导律设计方法和带落角约束的制导控制一体化设计方法初步研究。

In this paper , design method for guidance law with impact angle constraint and control loop dynamics is researched . Then , an integrated guidance and control method with impact angle constraint for BTT missile are presented .

带落点和落角约束的最优末制导律研究

Study on the Optimal Terminal Guidance Law with Interception and Impact Angle

基于落角约束的超声速导弹制导方案研究

Research on Super-Sonic Missile Guidance Plan Based on the Terminal Angular Constraint

带落角约束的再入机动弹头的变结构导引律

Variable structure guidance law of reentry maneuvering warhead with terminal angular constraint

限制导弹落角和落点的最优制导律

Impact Angle and Final Position Constrained Optimal Guidance Law

带末端落角约束的变结构导引律

The passive homing missile 's variable structure proportional navigation with terminal impact angular constraint

本文分析的落角点在第三个阶段。

The dissertation focuses on the third period .

应用多滑模面滑模控制理论设计带落角约束的制导控制一体化规律。

According to multiple sliding surfaces control theory , integrated guidance and control laws are designed .

基于最优控制的落角约束攻击设计

Design of guidance law and controller of missile with terminal angular constraint based on optimal control

为了实现大落角攻击目标，进行了末制导过重补设计。

In order to attack the target with big impact angle , over compensation of gravity is added to the design .

由于有限元适用于弹塑性介质，不能确定垮落角和移动角。

Caving angle and displacement angle can 't be determined by FEM for it is applicable to elastic and plastic medium .

制导控制系统设计合理，对于静止和机动目标，落点射击精度和落角均满足设计要求。

The guidance and control system is properly designed and can meet the accuracy and attack angle requirement for still or mobile target .

覆岩关键层的破断使工作面顶板垮落角减小、周期垮落步距和来压强度都增大。

The fracture of overlying key stratum results in decrease of the roof caving angle and the increase of periodic caving span and weighting intensity .

关键层的承载作用和岩层力学特性的差异使关键层间顶板的垮落角不同。

Caving angles of roofs among key strata are different because of the differences of the load-bearing effect of key strata and mechanical characters of rock strata .

仿真结果表明该制导控制系统性能良好，可以精确的将制导炮弹导引到目标捕获区，实现小脱靶量大落角对目标进行攻击。

The guidance and control system simulation of ground to air missile weapon system is from the beginning to the end of guidance and control system development .

该导引律能同时满足脱靶量要求和末端落角要求，保证了大空域变轨弹道的各段弹道平滑衔接。

This guidance law can satisfy the requirements of miss distance and terminal angle , thus it guarantees that all phases of the large-space variable trajectory smoothly link .

依据第二种微分方程从最优控制理论出发，给出了一种能保证导弹落角的制导规律。

For the second kind of differential equations , two guidance laws are proposed . The first one is based on optimal control theory ; it can ensure that the missile has expectation of impact angle at the end of guidance .

由于自适应滑模控制的强鲁棒性，制导炮弹可适应各种干扰情况，具有较好的弹道性能，能够在远程发射并以大落角姿态精确命中目标。

Because of strong robustness of adaptive sliding mode control , guided projectiles are adapt to various situation with disturbance , also have good ballistic performance , and can hit the target with long-distance launching , big impact angle and high precision .

采用带落角约束的变结构导引律，对弹目距离及距离变化率进行估计，克服被动寻的导弹不能测距的约束，同时使切换开关增益随时间自适应变化以减小俯冲过载。

The variable structure proportional navigation with terminal angular constraint is utilized , and estimation about the distance rate and distance between missile and target is made , which broke the constraint that passive homing missile can 't measure out the distance and distance rate .

别逗了，我一场都不会落下，雾角队加油

Are you kidding ? I 'm not missing one ! Go Foghorns !

借助相似模拟试验，研究了顶板自然垮落的最小跨度、移动角和垮落角。

So the minimal uncontrolled roof-fall span , displacement angle and caving angle are studied by similarity simulation .

这些边刚刚好落在等角网格上，他们或者是落在30度角上，或者是落在150度角上。

These edges will now fall onto an isometric grid ; they will either be on the30 degree or150 degree angle .

结果表明：不同落角都有一个杀伤面积峰值，且最大杀伤面积随落角的减小而减小。

The results show that different falling angle has a peak value of the lethal area and the maximum of lethal area is reduced with the decrease of falling angle .