一种基于椭圆拟合的三相电压不平衡条件下的锁相环

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A Novel Digital Phase-locked Loop Under Three-phase Unbalance Voltages Based on Ellipse Fitting Method

SHI Wangwang and YAN Jianpeng

电源学报 . 2017, (4): 60 -64 . DOI: 10.13234/j.issn.2095-2805.2017.4.60