Secondly, the mathematical model of permanent magnet synchronous motor and the non-linear factor model of IGBT are analyzed.
其次，分析了永磁同步电机数学模型和IGBT非线性因素模型。
Conclusion the maximum likelihood method based on MCECM algorithm can be used to estimate the parameters of non-linear factor analysis model.
结论基于MCECM算法的极大似然估计方法可用于估计非线性因子分析模型的参数。
Based the math model of lens distortion, the plane roundness gridding model is used to calculate the lens distortion coefficients of radial distortion and other non-linear factor.
根据镜头畸变的数学模型，利用平面圆形网格模板的网格交点来求取镜头的径向、切向和薄棱镜畸变系数。
In precision machine tool servo control system, the existence of non-linear backlash element is the main factor that affects the performance of the control system.
超精密机床伺服系统中，间隙非线性环节是影响系统性能的主要原因。
Based on the unity power factor control strategy of single-phase active power filter, remove the part of non-linear load is the single-phase full-controlled rectifier.
基于单位功率因数控制策略的单相有源滤波，去掉非线性负载部分即为单相全控整流。
Based on the unity power factor control strategy of single-phase active power filter, remove the part of non-linear load is the single-phase full-controlled rectifier.
基于单位功率因数控制策略的单相有源滤波，去掉非线性负载部分即为单相全控整流。
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