[2D11-17] Fuel Debris 3

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[2D13] Assessment of dust dispersion data for future safety analysis of Fukushima Daiichi fuel debris retrieval(19) Measurement of dust dispersion data during cutting with chisel in air and under water

*Yoshikazu Yamamoto¹, Koichi Uozumi¹, Taizo Kanai¹, Shun Kanagawa¹, Tadafumi Koyama¹, Kinya Nakamura¹, Takatoshi Hijikata¹, Tetsuya Kato¹, Yuichi Iwata², Fumio Totsuka² (1. CRIEPI, 2. TEPCO HD)

Keywords:

Dust dispersion behavior,Chisel,Electric hammer,Drop weight test,Under water cutting,Impact energy

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