The spring attempts to reach a target angle by adding spring and damping forces. 通过添加弹簧和阻尼力,弹簧试图达到一个目标角度。
The results show that the pdf of target's angle by considering both parts is accordance with the simulation data. 结果表明综合考虑实部和虚部得到的目标角度概率分布与仿真数据吻合。
Finally, the method using the characteristics of the echo stretching to retrieve the target inclination angle was brought forward. 最后提出了利用激光遥感回波脉宽展宽特性反演目标倾斜角的方法。
Self-tuning PID control parameters results virtually have no overshoot and get stability in short time, and have less oscillation at the set target angle value. 从控制结果上参数自调整PID控制结果几乎没有超调,稳定时间短,在设定的目标角度值附近振荡少。
Considering the target angle rate changing, an adaptive attitude tracking control law was designed based on the error quaternion, and the corresponding close system stability was also proved. 考虑目标姿态角速度可以时变的一般情形,设计了基于误差四元数的自适应姿态跟踪控制律,给出了稳定性证明。
In the case of a HingeJoint the target position is the target angle in degrees. 就铰链关节目标位置来说是目标角度。
Using this method the problem of measuring target directional angle in anti-TBM aimed warhead was solved. 将该方法应用到反导定向战斗部中,解决了反导定向战斗部确定目标方向角信息的技术难题。
Acquired conclusion is that using fire control system to automatically measure target angle speed and to fire is a basic method to fire at moving and static targets, this method is preferred to use when tank fire control system can operate regularly. 通过对各种射击方法进行精度分析,可以得出结论:使用火控系统自动测量目标角速度并进行射击,是对运动和静止目标射击的基本方法,在火控系统能够正常工作时必须首先采用。
The Effect of Target Angle on Range Estimate Error in Sector Scan TWS Radar 扇形扫描的TWS雷达目标方位角对距离估计误差的影响
Meanwhile, target extension angle estimation value and estimation variation are presented. Finally, experimental result is given by feature extraction. 同时利用目标方位走向特征向量,给出了体目标的目标视在张角估计值,做为识别判据。文章给出了目标方位走向的提取方法、试验结果,同时给出了目标视在张角估计方差。
Research on Target Orientation Angle Measurement with Wireless Phase Discrimination Method in Anti-TBM Aimed Warhead 反导定向战斗部目标方位无线电比相测角法研究
The accuracy of angle and range estimation of acoustic localization method based on four-element sensor array is influenced by target azimuth angle. 四元十字阵的测向和测距精度受目标方位角的影响,而五元十字阵就可以克服这一缺点。
A Study on Target Angle Error Obtaining Algorithm for Conical Scan MMW Pulse Doppler Radar Seeker 毫米波脉冲多普勒雷达导引头锥扫测角算法
Based on the target angle information obtained from the passive acoustic measurement, a mathematic model is developed. 基于被动声测量得到的目标角度信息,建立了数学模型,用来求解目标运动方向和智能雷最佳指向。
Based on the definition of radar tracking target angle velocity maximum and acceleration maximum, relates the feasibility to represent the angle tracking characteristic, and the simulation way of the low frequency error signal is discussed. 基于雷达跟踪目标最大角速度和角加速度的定义,分析了用雷达跟踪目标最大角速度和角加速度表征雷达跟踪性能的可行性,并对角误差信号的模拟方法进行了讨论。
Analysis on what condition should be fulfilled to reach any target angle; 在何种条件下可以达到任意角度的分析;
The target angle of the X-ray tube recently used is relatively small, thus the dispersing curve of its irradiating quantity is quite different from the X-ray tube used in the experiment in the history. 近年来使用的X线管靶面倾角较小,因此其照射量分布曲线与历史上用作实验的X线管也不尽相同。
The difference between optimum fitting-waveforms and practical waveforms of MOLA return signal, with different target slope angle and threshold value, were obtained by using LM nonlinear algorithm. 以MOLA系统为例,采用LM非线性拟合算法,得到了不同目标倾斜角及阈值情况下,最优化高斯拟合波形与实际接收信号波形的误差。
Then the paper builds the histograms of initial target azimuth angle and of target speed respectively and detect targets by clustering the two histograms. 建立目标初始方位角直方图和目标速度直方图,分别对两个直方图聚类实现目标探测;
Determination of the Target Approaching Angle while Launching Air-to-Air Missiles 发射空对空导弹时目标进入角的确定
As process, the target slewing angles are subsequently imput into micro computer first, the micro computer then controlled electro-hydraulic servo system, the tracking of the working angle to the target angle, is realized, thus affecting the trajectory control. 方法是,先将目标转角序列输入微机,利用微机控制的电液伺服驱动系统,使工作转角跟踪目标转角,实现轨迹控制。
Another, several parameters affecting spectral lines such as the x-rays tube voltage and x-ray tube target materials, target angle, target thickness, target radius are simulated through the established low-energy x-rays radiation device model. 另外通过建立的低能X射线辐射装置模型模拟了管电压及X光管的靶材料、靶角度、靶厚、靶半径等参数对能量谱线的影响。
Through emphatically analysis and research on tracking principle of directional antenna, we put forward the calculation method of target azimuth angle and target servo angle of directional antenna based on GPS geographical coordinates. 文中重点研究了定向天线的跟踪原理,给出了基于GPS地理位置坐标的天线目标方位角和天线伺服目标角的求解方法。
Aiming at this issue, this paper first using ESPRIT algorithm estimates target receiving Angle. 针对该问题,本文首先利用ESPRIT算法估计目标的接收角度。
Sonar Target Glint is the inherent error in the measurement of sonar target direction angle. 声纳目标角闪烁是声纳在对目标方位角进行测量时存在的固有误差。
Big azimuth angle error can be caused by small attitude error at both situation when target pitch angle is big. 不论哪种情况,当目标俯仰角较大时,小的姿态误差都会导致姿态变换后大的方位角定向误差,提出应用时应尽量减小目标俯仰角。
The traditional warning system is aimed to provide remote detection with accurate target angle and distance information as early as possible. And it can quickly give out the threat level and warning. 传统的预警系统是针对目标进行远程探测以尽早提供较为准确的目标角度及距离信息,并迅速判别威胁程度和发出告警。
The influences of target deflection angle on corner extraction are analyzed through different experiment targets. 通过引入不同的实验对象,分析了目标偏转角度对于角点提取的影响。
The simulation results show that the new control strategy can get better control characteristics and compensate for the target angle value based on the pressure signal shock. ( 3) A new method of high-speed communication between the upper and lower computer. 仿真结果表明,新控制策略能够根据新增间隙值对转角设定值进行补偿。(3)提出了一种上下位机高速通讯的新方法。
The error of real-time steering engine angle between target angle and the transformation of error get a reasonable intelligent classification. 将舵机的实时舵偏角度与给定目标角度的误差以及误差的变换量进行了合理的智能分级。