4:30 PM - 4:45 PM
*Daisuke TSUMUNE1, Michio AOYAMA2, Takaki TSUBONO1, Yutaka TATEDA1, Kazuhiro MISUMI1, Hiroshi HAYAMI1, Yasushi TOYODA1, Yoshikatsu YOSHIDA1, Mitsuo UEMATSU3 (1.Central Research Institute of Electric Power Industry, 2.Fukushima University, 3.Tokyo University)