Power Conversion Systems
Grid-Connected Inverters
Grid-Following (GFL) & Grid-Forming (GFM) inverter control: Inverter control stability, Islanding mode control & detection, SCR estimation, 3P positive-negative control, seamless control, etc.
HVDC Converters & Inverters
o Solid-State-Transformer (SST, 반도체 변압기)
Cascaded AC/DC converter control
Bidirectional DC/DC converter design & control
o Modular Multilevel Converters (MMC, 모듈러멀티레벨컨버터)
MMC topology design & control
MVDC Converters
o Bidirectional DC/DC converter design & control
DAB&TAB&QAB converter design
High efficient converter control algorithm
o Multiple active-bridge converter control
Magnetic Component Design
o High efficiency and high power density HFTR design
Parameter optimizations
Loss minimization & high insulation capability
o High efficiency integrated transformer design
Utilizing leakage inductance in HFTR
o PCB coil based Inductor & Transformer Design
EV Charging Systems
o EV OBC design & Control
Power Factor Correction (PFC) Control (Bridgeless & Totempole Bridgeless PFC, etc.
Resonant LLC & CLLC converter design & control
Phase-Shift Full Bridge (PSFB) converter design & control
o High efficiency & High power density DC/DC Converters
ZVZCS resonant converter design & control
