^〇Hisashi Tanigawa¹, Mikio Enoeda¹, Yasuo Ose² (1.Japan Atomic Energy Agency, 2.YAMATO SYSTEM ENGINEER Co.,Ltd.)

^〇Akira Kakiyama¹, Tetsuo Matsumoto¹, Ryouzi Hiwatari² (1.Tokyo City University, 2.Central Research Institute of Electric Power Industry)

^〇Kyosuke Ishibashi¹, Ryoji Hiwatari², Youji Someya³, Tetsuo Matsumoto¹ (1.Tokyo City University, 2.Central Research Institute of Electric Power Industry, 3.Japan Atomic Energy Agency)