A Frequency Adaptive Control Strategy for Grid-Connected Inverters Without AC Voltage Sensor Based on an Improved Finite Position Set-Phase Locked Loop
IEEE TRANSACTIONS ON POWER ELECTRONICS（2025）
关键词
Frequency estimation,Frequency control,Phase locked loops,Voltage control,Newton method,Resonant frequency,Frequency locked loops,Accuracy,Wind turbines,Voltage,Double first-order low-pass filters (DFO-LPFs),finite position set-based phase-locked loop (FPS-PLL),frequency-adaptive control,grid-connected inverter (GCI),Newton-Raphson method,quasi proportion complex integral (QPCI) controller,virtual flux (VF)
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