The accuracy of the rotor speed estimation in speed sensorless vector control system of induction motor under load is sensitive to parameter errors of the internal machine model.
在感应电动机无速传感器矢量控制系统中，在负载条件下转子速度估计的精确度对电机内部模型参数误差非常敏感。
Amplitude gain and phase error would lead to performance degradation of high-resolution parameter estimation algorithms; especially the phase errors will cause deviation of parameter estimation.
幅度增益和相位误差使得高分辨率的参数估计算法的性能下降，特别是相位的误差，将会引起参数估计的偏离。
By simulation test, it shows that robust estimation, which is applied to parameter estimation, can resist gross errors.
通过使用模拟数据进一步验证了稳健估计用于参数估计中良好的抗差作用。
The aim of parameter errors identification is to find the wrong parameter, the goal of parameter errors estimation is to provide a correct estimation value for the wrong parameter.
参数错误辨识的目的是找出错误的参数，参数错误估计的目标则是给错误的参数提供一个正确的估计值。
Hypothetical example shows that neglecting the silt-layer may results in significant parameter errors and parameter estimation discrepancy between the amplitude attenuation and the time lag methods.
最后，用一个假设的例子说明以往在用波幅衰减法和时滞法进行参数估计时，忽略淤泥层的存在可能会导致估计偏差。
The perfect parameter estimation includes parameter errors identification and estimation.
完善的参数估计包括参数错误辨识和估计。
Two integral inequalities with a parameter whose estimation of errors is best were given under certain conditions.
在一定的条件下给出了两个含参数的积分不等式，其误差估计是最佳的。
The method for parameters estimation based on the sensitivity relationship between the measurement residuals and parameter errors are discussed in detail.
文中简要介绍了主要的参数估计算法，并详细分析了基于量测残差和参数误差间灵敏度关系的参数估计方法。
The method for parameters estimation based on the sensitivity relationship between the measurement residuals and parameter errors are discussed in detail.
文中简要介绍了主要的参数估计算法，并详细分析了基于量测残差和参数误差间灵敏度关系的参数估计方法。
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