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Inventor:

周扬忠 (周扬忠.) [1] (Scholars:周扬忠) | 陈小剑 (陈小剑.) [2] | 熊先云 (熊先云.) [3] | 林晓刚 (林晓刚.) [4]

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incoPat

Abstract:

本发明涉及一种偏置60度六相永磁同步电机缺一相容错型转矩控制方法, 其步骤包括:采集剩余健康相电流及转子位置角;将剩余健康五相电流变换为及;计算虚拟定子电流;计算出虚拟定子磁链;判断虚拟定子磁链矢量所处αβ平面扇区编号;输出控制虚拟定子磁链幅值的变量;计算电磁转矩;输出控制电磁转矩变量τ;输出零序电流误差矢量;将、τ、及送给最优开关矢量表获得最优开关组合,再作用于剩余五相健康相绕组实现零序电流、虚拟定子磁链幅值及电磁转矩误差为0控制目标。本发明所述的控制方法解决了偏置60度六相永磁同步电机直接转矩控制驱动系统在电机一相断路或逆变桥一相故障后继续运行的难题。

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Patent Info :

Type: 发明授权

Patent No.: CN201410477291.3

Filing Date: 2014/9/18

Publication Date: 2016/10/5

Pub. No.: CN104184380B

公开国别: CN

Applicants: 福州大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count:

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ESI Highly Cited Papers on the List: 0 Unfold All

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Chinese Cited Count:

30 Days PV: 2

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