DC Power Control Strategy of MMC for Commutation Failure Prevention in Hybrid Multi-Terminal HVDC System. - Choongman Lee; Jae Woong Shim; Heejin Kim; Kyeon Hur (IEEE Access, 2020)

Measurement-Based Electric Arc Furnace Model Using Ellipse Formula. - Choongman Lee; Heejin Kim; Eun-Jae Lee; Seung-Taek Baek; Jae Woong Shim (IEEE Access, 2021)