误差的补偿

A novel sliding-mode control is designed with a load thrust observer for the Linear Permanent Magnetism Synchronous Motors,in order to compensate the disturbance and effectively minimize the system chattering;introducing an integral action in the sliding mode to eliminate the system error and chattering.

针对永磁同步直线电机提出了一种基于负载推力观测器的新型滑模变结构控制，从而实现对推力扰动的补偿，且大大削弱了推力纹波及系统的抖振；在滑动模态中引入积分环节来进一步消除系统的稳态误差和系统抖振。

The nonlinear plant is first linearised, the fuzzy basis function vector is then introduced to adaptively learn the upper bound of the system uncertainty vector,and its output is used as the parameters of the compansator in the sense that both the robustness and the asymptotic error convergence can be obtained for the closed loop nonlinear control system.

在该方法中，首先将非线性系统线性化，然后利用模糊基函数向量自适应学习系统不确定向量的上界，模糊基函数向量可作为补偿控制器的一个参数。在控制系统的设计过程中可充分保证非线性控制系统的鲁棒性和跟踪误差的渐进收敛性。

The digital pro-cessor can automatically compensate presetting frequency variation with process and temperature, and control the operation of the auxiliary tuning loop.

数字处理器不仅能够自动的补偿由于工艺误差和温度所造成的预置频率的偏差，还能够控制辅助反馈环路的打开和关闭。

The result of simulation can provide reference to antenna designing. A method is given to compensate the dissymmetry.

分析了天线幅度、相位不对称对测量角误差的影响性质，可为提出天线设计的对称精度要求提供参考，并提出了天线幅度、相位不对称的补偿方法。

The experimental results show that temperature error and non-linearity of silicon piezoresistive pressure sensor can be reduced markedly.

本文针对其缺点，提出了以正交的局部函数——小波函数作为激励函数的小波神经网络对硅压阻式压力传感器的温度误差进行补偿。

Despreading the array receiving signal with the spread spectrum sequence being orthogonal to user's, and the coefficients of the channel FIR filter are then adjusted by CM algorithm adaptively to compensate the errors.

在天线阵列附近，发射扩谱序列正交于用户信号的同频辅助信号，用辅助信号对阵列接收信号解扩，采用恒模算法自适应的调节阵列通道滤波器参数，达到补偿阵列误差的目的。

The error spectra obtained from the results of the data processing by different operators based on rectangular formula, trapezoid formula and their compensation forms are discussed, through which some error features of these operators are obtained.

文中在总体上讨论了诸如矩形公式、梯形公式以及它们的补偿形式等数据处理方法的误差谱，讨论了它们的一系列性质，例如对称性、周期性。

The unit is a band-pass filter or a high-pass filters. It can eliminate dynamic measurement errors, but cause severe noise amplification.

其本质是一个带通或高通滤波器，在补偿测量误差的同时，会引入严重的高频噪声干扰，影响测量系统的精度。

Meanwhile, a new approach is also proposed to increase the machining accuracy by using virtual knife tool center point together with a technique of robot system error pre-compensation.

同时，提出一种使用虚拟刀具工具中心点和预补偿机器人系统误差的方法，提高了机器人的加工精度。

In order to obtain high-quality SAR images, combining wavenumber domain algorithm and considering the two-dimensional spatial-variant properties of motion error, practical motion compensation algorithms are put forward in this paper.

为了获得高质量的SAR图像，该文结合波数域算法，考虑运动误差的二维空变性，提出了具体的运动补偿算法，并基于实测数据得到了成像结果。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了