Review of regenerative energy utilization in traction power supply system in Japan: Applications of energy storage systems in d.c. traction power supply system. - Hitoshi Hayashiya; Yuki Iino; Hirotaka Takahashi; Keiji Kawahara; Takashi Yamanoi; Takahiro Sekiguchi; Hideto Sakaguchi; Akihiko Sumiya; Shinichiro Kon (IECON, 2017)