S. Kobayashi

Study of turn-on test method for high-voltage thyristor valve

S. Kobayashi, S. Tanabe, K. Itoh, 1993 .

Secular change in characteristics of thyristors used in HVDC valve

T. Yamada, S. Kobayashi, S. Tanabe, 1997 .

Study on overvoltage protection in HVDC LTT valve

S. Kobayashi, S. Tanabe, M. Sampei, 2000 .