This analysis aims to explore the coupling characteristics of ripples and harmonics in modular multilevel matrix converters during grid-side asymmetric faults.
Developed a 2D phasor analytical framework to decouple interactions in M3C.
Utilized an iterative approach to study dynamic cross-coupling mechanisms.
Modeled multi-component fault scenarios in MATLAB/Simulink.
Revealed dynamic mechanisms between ripples and harmonics during asymmetric faults.
Identified nonlinear interactions between bridge-arm current and submodule capacitor voltage.
Validated the proposed method's effectiveness through various fault scenarios.