Jong Ki Choi

Title: Innovations of Jong Ki Choi in HVDC Systems

Introduction

Jong Ki Choi is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of high voltage direct current (HVDC) systems. His innovative approach focuses on enhancing the efficiency and functionality of these systems.

Latest Patents

Jong Ki Choi holds a patent for a "Multi-pulse HVDC system using auxiliary circuit." This invention aims to minimize the number of thyristors required in a conventional 12-pulse thyristor HVDC system. By incorporating a thyristor auxiliary circuit, his design avoids the need for an additional stack of thyristors. The system is implemented based on an auxiliary circuit that supports multi-pulse configurations, such as 24-pulse, 36-pulse, and 48-pulse converters. The unique design features an upper side thyristor converter and a lower side thyristor converter installed in a Δ-Δ-Y transformer. Additionally, two current smoothing reactors and a direct voltage dividing condenser are positioned between the upper and lower thyristor converters.

Career Highlights

Jong Ki Choi is associated with Korea Electric Power Corporation, where he applies his expertise in electrical engineering. His work has contributed to advancements in HVDC technology, making it more efficient and reliable.

Collaborations

He has collaborated with colleagues such as Chan Ki Kim and Gil Jo Jung, who share a commitment to innovation in the energy sector.

Conclusion

Jong Ki Choi's contributions to HVDC systems exemplify the importance of innovation in electrical engineering. His patent reflects a significant advancement in the field, showcasing his dedication to improving energy transmission technologies.