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Author:

许家群 (许家群.) | 贾普凡 (贾普凡.)

Indexed by:

incoPat zhihuiya

Abstract:

一种基于扩张状态观测器逆变器侧电流采样的电机电流重构方法属于电机控制领域。对于带有LC滤波器的永磁同步电机系统,由于通常电流传感器集成安装在控制器内部、LC滤波器内不易安装电流传感器等问题,难以直接对输入电机的电流进行采样。对此,本发明提出一种对逆变器侧电流进行采样并通过扩张状态观测器对电机侧电流进行重构并反馈的方法,可以等效为直接对电机侧电流进行采样。该重构方法兼顾了逆变器侧电流采样的易操作性以及电机侧电流采样的系统性能,且不会额外增加控制系统的硬件成本。

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Patent Info :

Type: 发明申请

Patent No.: CN202210284016.4

Filing Date: 2022-03-21

Publication Date: 2022-06-14

Pub. No.: CN114629392A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 8

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