转子位置传感器
The method to eliminate the influence of rotor radial displacement on axial displacement detection is proposed. Based on the analysis of magnetic field of magnet ring in radial PMB, symmetrical multi Hall sensor arrangement is proposed to achieve high dectecting accuracy.
基于径向永磁轴承的磁场分析,提出了多个霍尔传感器径向对称布置的方案,解决了霍尔传感器输出中转子径向位移和轴向位移的耦合带来的问题,提高了轴向位移检测精度。
In order to implement the sensor-less control, a high gain observer ( HGO) was proposed to estimate the rotor fluxes, speed and time constant using the stator currents and voltages.
为获得无速度传感器控制,提出一种非线性鲁棒高增益观测器。
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