Voltage control by using PV power factor, var controllers and transformer tap for large scale photovoltaic penetration. - Shunsuke Aida; Takayuki Ito 006; Yuta Mori; Shinichi Iwamoto; Shingo Sakaeda; Yukihiro Onoue (ISGT Asia, 2015)

Studies on stabilizing a massive PV penetrated power system using VSG. - Shingo Sakaeda; Mitsutoshi Asano; Shigeyuki Sugimoto; S. C. Verma; Ryosuke Uda; Kenichi Kuroda (ISGT Europe, 2017)