Assessment of sensorless Kalman filter-based dual-loop control strategies for grid-connected VSIs with LCL filters

Engineering

• Control Strategy 100%
• Loop Control 100%
• Based Kalman Filter 100%
• Conventional Method 50%
• Control Scheme 50%
• Experimental Result 50%
• Second-Order Model 50%
• Frequency Spectrum 50%
• Stability Margin 50%
• Grid Voltage 50%
• Cost Measure 50%
• Filter Capacitor 50%
• Illustrates 50%
• Hazards 50%
• Distributed Power Generation 50%
• State Variable 50%

Keyphrases

• Grid-connected VSI 100%
• Dual-loop Control Strategy 100%
• Unbalanced Grid Voltage 66%
• Cost Reliability 33%
• Cost Measures 33%
• Dominant Pole 33%
• Parameter Deviation 33%
• Kalman Observer 33%