This study demonstrates a hardware solution that reduces high-frequency harmonics in flexible HVDC systems, suggesting enhanced operational reliability.
Key Points
High-frequency harmonics in flexible HVDC systems can be significantly reduced using novel hardware solutions.
The proposed dual-strategy control scheme lowers total harmonic distortion from 5.74% to 0.80% while also reducing switching frequency.
The convolution Fourier series analysis reveals critical relationships between oscillations and system parameters in HVDC converters.
Experimental validation showed approximately 50% reduction in high-frequency harmonics with sufficient impedance matching.