Firstly, the motion programming of robot is presented to reduce the motion error of endpoint.
首先,研究以减小末端误差为目标的冗余度柔性机器人运动规划问题。
The motion error is one of the most important factors degrading the quality of low frequency UWB SAR images.
运动误差是造成低频超宽带合成孔径雷达成像质量降低的主要因素之一。
The machine tool spindle radial motion error is measured online under the condition of workpiece being manufactured.
在机床加工工件时,实时测量机床主轴的径向运动误差。
A novel accurate two-probe method in time domain is put forward to measure straight-going component motion error in machine tools.
提出了采用精确时域两点法测量机床直行部件运动误差的新方法。
A kind of calculation method for outputting motion error and return stroke error Angle of less toothed gear drive system was provided.
提供了一种少齿数齿轮传动系统输出运动误差和回程误差角的计算方法。
Since the INS/GPS does not meet the need of imaging, Doppler parameters are obtained from SAR raw data to compensate the motion error.
由于INS/GPS数据难以满足成像精度要求,从回波数据中提取运动参数,用于运动补偿。
Displaced phase center algorithm is an effective motion compensation method when the motion error along the synthetic aperture is small.
位移相位中心法在合成孔径声呐载体运动误差较小时是一种运动补偿的有效方法。
The profile error of workpiece is separated by error separation technique to realize the online measurement of spindle radial motion error.
采用误差分离技术将工件的形状误差从所测信号中分离出来,实现在线测量主轴的径向误差运动。
Traditional airborne SAR (Synthetic Aperture Radar) makes use of the GPS/INS to compensate the platform motion error to acquire high resolution images.
传统的机载合成孔径雷达(SAR)一般依赖于GPS/INS组合系统补偿平台的运动误差,并获得高分辨率的图像。
The effects of geometric eccentric and deformation of gear blank to motion errors is analyzed and an error model for gears left and right tooth profiles is built.
讨论了齿轮运动误差与模拟齿轮加工过程的关系;分析了齿坯几何偏心和变形对齿轮运动误差的影响;建立了左右齿廓形误差模型。
The effects of geometric eccentric and deformation of gear blank to motion errors is analyzed and an error model for gear's left and right tooth profiles is built.
分析了齿坯几何偏心和变形对齿轮运动误差的影响;建立了左右齿廓形误差模型。
A phase error model, in which the time synchronization error, frequency synchronization error and motion error are considered, reveals the sources of phase errors.
同步以及运动误差会引入相位误差,本文中提出了相位误差模型。
In ultraprecision machining, multi probe methods are widely used for measuring the straightness error of the workpiece to separate the straightness motion error of the carriage.
在超精密加工中,用多测头方法测量工件直线度时,需要采用误差分离的方法分离出溜板的运动误差,并用一定的算法重构工件表面的直线度。
The experiment results of the real-time signal processor show that this method can effectively compensate the airplane motion error in real-time, and improve the SAR image quality.
实时信号处理机的实验表明,本文方法能实时和有效的实现机载SAR运动补偿,获得满意的成像质量。
This paper detailedly analyzes precise Range Cell Migration (RCM) correction of the targets and motion error compensation of platform in high resolution airborne SAR data processing.
该文较为详细地分析了高分辨率机载SAR数据处理中,有关目标距离单元徙动(RCM)校正和平台运动偏差的精确补偿问题。
The method can not only measure the lathe straight motion error but also provides a new route for measuring the straightness of workpieces. So the method can be applied in many areas.
该方法不仅能测量车床直线运动误差,而且为工件直线度误差在线测量提供了新的测试手段,很有开发应用前景。
The method can not only measure the lathe straight motion error but also provides a new route for measuring the straightness of workpieces. So the method can be applied in many are...
该方法不仅能测量车床直线运动误差,而且为工件直线度误差在线测量提供了新的测试手段,很有开发应用前景。
According to the theory of mechanism precision and the idea of motion reliability, the article put forward a method of analysis to motion error and reliability for typical plane mechanism.
根据机构精确度理论和运动可靠性的概念,给出了典型平面机构的运动误差及运动可靠性的分析方法。
Stop Motion Yarn breakage, Yarn knot, Needle Breakage, shock detection, over-torque, piece count, program error, etc.
自停装置断纱、结、针、针、布、卷布、数完成、序错误、达过载等发生时会自动停机。
It is proven that the new controller can guarantee the perfect motion tracking. On the other hand, the force tracking error is bounded with the bound being adjustable.
证明了新的控制器一方面保证了运动的完全跟踪,另一方面保证了力跟踪误差是有界的且界的大小是可以调节的。
The characteristics of error motion of shafting is a complex signal which includes periodic component and random term.
轴系回转误差运动的特征是一项复合信号,它含有周期分量和随机分量。
The computer simulation results illustrate that the squint range model has less error and CA-ECS algorithm can be used to accomplish motion compensation with acceleration efficiently.
计算机仿真结果表明本文使用的等效斜视距离模型的误差较小,CA -ECS算法能有效地完成加速度运动补偿。
PGA algorithm, which can compensate any-order phase error in airborne SAR motion compensation, is discussed in this article. A fast PGA algorithm is also proposed.
研究了机载合成孔径雷达运动补偿中可以补偿任意阶相位误差的相位梯度自聚焦(pga)算法,提出一种PGA快速算法。
According to the concept of motion reliability, an analysis model for movement error is established by considering basic requirement of robot motion reliability in this paper.
本文依据动作可靠性的基本概念,结合机器人动作可靠性评价的基本要求,建立了机器人运动误差分析模型。
In this paper, based on the analysis of the characteristics of error surface and motion vector field, we propose a fast search strategy for motion estimation is proposed.
本文在分析低码率压缩码流运动矢量场以及误差曲面性质的基础上,提出一种基于时空预测的快速运动估值方法。
This method can offer academic reference for error model and error compensation of other multi-degree motion sy.
本方法可为其他类型的多自由度运动系统的误差建模及误差补偿提供理论参考。
Output errors of power amplifiers, hysteresis and creep error of PZTs and coupling error among the actuators are the critical factors affecting the motion accuracy of micromanipulator.
功率放大器的输出误差、压电陶瓷的洄滞及蠕变误差、驱动器之间的耦合误差等是影响机器人运动精度的关键因素。
Periodic error commonly appear in restoring uniform motion blurred picture, its appearance degrade the quality of restored image heavily.
周期性误差是匀速直线运动降质图像复原中普遍存在的现象,它严重影响复原图像质量。
According to variance changing laws of a precise rotor radial rotating error motion, it can be proved that the rotor's motion track is characterized by fractional Brownian motion.
通过分析某精密转轴轴心径向回转误差运动轨迹的方差变化规律,证明该轴的回转运动具备了分数布朗运动的基本特征。
According to variance changing laws of a precise rotor radial rotating error motion, it can be proved that the rotor's motion track is characterized by fractional Brownian motion.
通过分析某精密转轴轴心径向回转误差运动轨迹的方差变化规律,证明该轴的回转运动具备了分数布朗运动的基本特征。
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