Enhanced PLL-less grid synchronization algorithm amidst unbalanced and distorted three-phase grid conditions

Keyphrases

• Grid Synchronization 100%
• Fundamental Frequency 100%
• Three-phase Grid 100%
• Grid Condition 100%
• Enhanced PLL 100%
• Phase-locked Loop Less (PLL-less) 100%
• SRF-PLL 100%
• Synchronization Algorithm 100%
• Grid-connected Converter 50%
• Feedback Loop 50%
• Reliable Operation 50%
• Unbalanced Grid Conditions 50%
• Transient Response 50%
• Fast Tracking 50%
• Stability Limit 50%
• Grid Voltage 50%
• Phase Angle 50%
• Precise Tracking 50%
• Reliable Control 50%
• Pre-filtering 50%
• Positive-sequence Component 50%
• Discrete Fourier Transform 50%
• Bandpass Filter 50%
• Stability Issues 50%
• Curve Fitting 50%
• Frequency Estimator 50%
• Error Correction Mechanism 50%
• Distorted Grid Conditions 50%
• Frequency Feedback 50%
• Smooth Control 50%

Engineering

• Phase Locked Loop 100%
• Reference Frame 50%
• Fundamental Frequency 50%
• Experimental Result 25%
• Grid Voltage 25%
• Error Correction 25%
• Fundamental Component 25%
• Transient Analysis 25%
• Feedback Loop 25%
• Phase Angle 25%
• Grid-Side Converter 25%
• Discrete Fourier Transform 25%
• Sequence Component 25%
• Bandpass Filter 25%
• Fitting Curve 25%