PEL

ChungAng University

Power Electronics Laboratory

Introduction of Power Electronics Lab

The Power Electronics Lab (PEL Lab) focuses on research and development as well as high quality training and education for high-efficient and high reliable power electronics systems. The research scopes of our lab cover 

1) design of a variety of power converters including ac-dc converters, dc-ac inverters, ac-ac matrix converters, multilevel converters, and resonant converters, 

2) development of modern control algorithms and modulation techniques for power converters as well as their realization of DSP(Digital Signal Processor) boards, 

3) condition monitoring, fault detection, and fault-tolerant control techniques of power converters, 

4) artificial intelligence (AI) based reliability improvement techniques including embedded online AI board developments

Main research topics

• Designs of topologies and control methods of single-phase and three-phase AC-DC converters and PFC (Power Factor Correction) circuits

• Developments of structures and control algorithms for two-level and multilevel inverters and converters including Neutral Point Clamped Converters, Transistor Clamped Converter, Flying Capacitor Converters, Cascaded H-Bridge Converters, Modular Multilevel Converters etc.

• Design and control of direct matrix ac-ac converters

• Fault diagnosis, prognosis, and fault-tolerant control of power converters

• Artificial Intelligence (AI) combined power electronics technologies

• Developments of onboard artificial intelligence (AI) embedded power converters

• Research for DC and AC arc fault detections using signal processing and AI

• Research on degradation and reliability for power semiconductor devices including Si and SiC MOSFETS, and IGBTs, and GaN devices

• Design of structures and controls for dc-dc converters and resonant converters

• Diagnosis of DC and AC arc faults by AI and signal processing approahces