Modeling of A Grid-Following Inverter Considering the relationship between PCC and POC Voltages. - Nobuaki Kawashima; Ryoichi Hara; Hiroyuki Kita; Hideo Ishii (ISGT Asia, 2023)

Model Reduction Method for Distribution System Including Smart Inverters with Grid-Forming Droop Control. - Nobuaki Kawashima; Ryoichi Hara; Hiroyuki Kita (ISGT EUROPE, 2023)

Comparative Study of Frequency Support Functions of IBRs for Bulk Power System Frequency Stability. - Nobuaki Kawashima; Ryoichi Hara; Hiroyuki Kita (ISGT EUROPE, 2024)