Another typical feature of this algorithm is the strategy of downrange extension using FPA ( flight path angle) controller to fulfill the requirement of large downrange. 此算法另一有别于传统方法的特点在于算法可使用一个航迹角控制器来增加航程,以满足大航程需要。
In this paper, based on the analysis of these characteristics, attenuation and turbulence models are established, and the dependence of slant path link on the zenith angle is discussed. 在分析临近空间激光信道的特殊性的基础上,应用信道衰减和湍流模型,探讨斜程信道随天顶角的变化规律。
Create a path paying attention to the angle of the curves. 创建路径时注意曲线的角度。
Simulation results for a certain model show that the outputs of velocity, incidence angle, pitching angle, and vertical path angle can asymptotically track the control instruction according to the anticipative target, and have good performances. 结果显示无人机的速度、迎角、俯仰角以及航迹角输出均能按照预期的目标渐进跟踪控制指令,并且具有很好的动态响应。
First, the SISO case is developed and applied to the adaptive control of the fight path angle of an aircraft. 首先,对于单输入单输出情况,将其用于飞行器飞行路线角的自适应控制。
This paper analysed the kinematic properties of ball joint hinged on the piston rod and steering drag link of a separated assistant steering mechanism, and the equations of the path and mathematical model of pressure angle were established. 分析了分置式转向助力机构的液压缸活塞杆与转向直拉杆相铰接的球头销的运动特性,建立了其轨迹方程及压力角的数学模型。
Combined the characteristic of sensor network and the properties of ant algorithm to quickly identify optimal path, an ant routing algorithm based on deflection angle is proposed. 根据传感器网络的特性,结合蚂蚁算法能够快速找出最优路径的特点,提出了一种基于偏转角的蚂蚁路由算法。
A sliding mode observer is designed to estimate the angle of attack and flight path angle for a hypersonic vehicle. 对一个高超声速飞行器设计了滑动模态观测器来估计攻角和航迹倾角。
There are three modules in the algorithm, i.e., delay detection, path separation and angle estimation. 该算法由时延检测,路径分离及角度估计三部分组成。
In the three dimensional boundary layer of the swept flat plate the wane pattern changes slightly, the maximum amplitude amplifies quickly downstream along a path which has a almost unchangeable angle with the potential flow direction. 波包在后掠平板三维边界层的传播与二维不同,其波形基本不变,最大幅值的增长路径和势流的夹角变化很小,且幅值增长迅速。
Under the condition that the vehicle requires velocity and velocity path angle falling to the ground as hitting the target, the law is derived, an optimal reentry maneuver guidance law applying to attack the ground fixed target. 在考虑飞行器命中目标时有落地速度和速度倾角要求的条件下,推导出了一种适用于攻击地面固定目标的最优再入机动导引律。
A display model of piling three-dimension flight path with plane figure in varying visual angle 一种变视角的飞机姿态与立体航迹叠加显示模型
An analysis of the effect of tooth path and optimum clearance angle on tool life in the up milling and down milling processes is presented. 本文分析了铣削轨迹及合理后角对顺铣与逆铣中刀齿耐用度的影响。
The experiment came into use single light path critical angle method, output signals were detected by four-quadrant receiver, micro-displacement drive element were piezoelectric ceramics. 实验采用单光路临界角法,用四象限探测器探测输出信号,物面微位移采用压电陶瓷作为驱动元件。
This paper introduces the Floyd's algorithm which is used for computing the shortest path and discusses how to make use of GIS technology to realize the shortest path's finding from an application's angle. 本文介绍了求解最短路径的弗洛伊德算法,并从应用的角度讨论了如何利用GIS技术来实现最短路径的查找。
On the Light path Analysis of adjustable Beamsplitting Angle prism 可调分束角棱镜光路分析
This control law could guarantee aircraft accurately capturing desired 3-dimension penetration trajectory by decoupling control the flight velocity ( V), bank angle(φ), path angle(γ) and yaw angle(ψ w). 这组控制规律通过解耦控制飞机的飞行速度(V)、滚转角(φ)、航迹角(γ)和偏航角(φw),使飞机能够精确地跟踪期望的三维突防航迹。
The attitude information consists of flight path angle and roll angle about the aircraft velocity vector axis. 这里的载体姿态信息包括关于载体飞行速度矢量轴的航迹角和伪滚转角,即伪姿态。
Projectile motion path length and initial projectile angle 抛射体运动的飞行路径与抛射角的关系
A nonlinear control strategy for flight path angle and flight path azimuth angle is used to deal with the nonlinear non-affine system model. It is referred to as the dynamic feedback control that can guarantee that tracking errors converge exponentially. 对于弹道倾角和弹道偏角采用动态反馈,以及对非仿射型非线性系统的处理方法,保证跟踪误差收敛。
An Analysis of the Development Path of Higher Education from the Angle of Self-organization Theory 高等教育发展路径的自组织理论分析
First, defining what is a literature from the path of literature creating is a new theory angle. Secondly, defining literature is on artistic symbol, which benefits to the literature art practice in language. 首先,从文学创造的角度界定文学,这是理论上的新视角;其次,把文学的界定落脚在艺术化符号上,这有利于文学创作实践重视文学语言的创造。
Every cutter contact point on the initial tool path has the minimum tool attitude angle rate changes, which can ensure the generated tool path is smooth. 初始轨迹上的每一个刀具切触点都是使刀具姿态角变化率最小的点,可以保证得到的初始刀具轨迹是最光滑的。
On the basis of estimating electromagnetic wave refraction parameters ( path delay and bending angle) by single ground-based GNSS receiver, the retrieving algorithms of tropospheric refractivity profile have been investigated herein. 本文基于单站地基GNSS估计的电波折射参数(延迟与弯曲角,以延迟为主),研究了大气折射率剖面的反演算法。
Analyze via the path selection, angle of ground protection and running effect of protection measures. When the lightning protection is taked on some transmission line which has been run, the implement measures should be compared and selected with differentiated thought. 从路径选择、地线保护角、各项防雷措施运行成效进行分析,在对已运行的输电线路开展防雷治理时,实施方案应按差异化思路进行比选。
Thirdly, this paper carries out the study from various angles and analyzes the classification and orientation of universities, the directions of service, the universities-running characteristics and the path construction from a multi-dimension angle and tries to provide a comprehensive study vision. 三,本文从多种视角进行研究,对大学的分类定位、服务面向、办学特色、建设路径等进行多维度综合性的分析,力图提供一个较为全面的研究视野。
The simulation results showed that the desired path planning was achieved by the value of joint angle to control manipulator. 仿真表明,利用该路径规划得到的关节角度变化值去控制机械臂,实现了机械臂预期路径规划的目标。
Visual Ant using location information of nodes providing by GPS to calculate the deflection angle of next path, then use deflection angle get the path deflection value, then use deterministic routing formula and path deflection value to find a viable path. 可视蚂蚁利用GPS提供的临近节点的位置信息,计算下一步路径的偏向角,进而得到路径趋向值,使用确定性选路公式,在路径趋向度值的引导作用下,迅速找到可行路径。
The third chapter discussed the problem of how to design an effective moral incentive path in the visual angle of Mencius 'theory of original goodness of human nature. 第三章主要论述了在孟子性善论视角下,如何设计有效的道德激励路径的问题。
The designed variable structure guidance law can guarantee that the LOS rate can converge to zero before impact and the terminal flight path angle can meet the specified impact requirement in a finite time. 所给出的变结构导引规律既能保证制导系统的视线角速率在有限时间内收敛到零,又满足弹道倾角在有限时间达到期望的入射角度。