摘要永磁同步电机具有功率密度高, 转矩惯量比大, 动态响应速度快的优点,
在大功率交流传动领域具有明显的优势. 对永磁同步电机的高性能控制依赖于精确的转子位置 …

在永磁同步电机(permanent magnet synchronous motor, PMSM) 无位置传感器控制中,
得到反电动势或磁链等信息后, 为避免微分计算的噪声, 可使用锁相环(phase locked loop, PLL) …

At low speeds, a high frequency signal injection method for the position-sensorless control
of permanent magnet synchronous motors (PMSMs) produces additional power loss and …

In the traditional sliding mode observer based sensorless field oriented control scheme for
permanent magnet synchronous motor (PMSM), the observed back-electromotive force …

摘要位置传感器故障是内置式永磁同步电机可靠性降低的重要原因之一. 针对无位置传感器算法
中滑模观测器存在观测角度滞后和系统抖振的缺陷, 提出了一种以自抗扰控制器为核心的无速度 …

Under the low speed condition, a method of real-time tracking and estimation of rotor
position based on PLL technology is proposed, which is used to solve the control system …

摘要针对传统正交锁相环(Quadrature phase-locked loop, QPLL) 应用于永磁同步电机无位置
传感器控制中存在的反转失效与加, 减速工况下出现显著的转子位置直流偏移误差问题 …

采用sigmoid 函数的传统滑模观测器能够有效抑制滑模抖振, 但反电动势的估计值与实际值之间
存在幅值和相位偏差. 为了抑制估计反电动势相位滞后导致的位置估计误差 …

With the continuous improvement of the grid-connected capacity of wind power, a large
number of wind turbine generator sets are connected to the grid through power electronic …

Aiming at the issues of slow convergence, phase delay, and chattering in the sensorless
vector control system of permanent magnet synchronous motor (PMSM) controlled by sliding …