Characterization of the Fukushima Dai-ichi Unit 2 sediments / debris based on the on-site video investigations in comparison to the debris obtained after integral CLADS-MADE-01 test

福島第一原子力発電所2号機ペデスタル部デブリに係るビデオ画像分析

Pshenichnikov, A. ; 倉田 正輝 ; 永江 勇二 

Pshenichnikov, A.; Kurata, Masaki; Nagae, Yuji

The new data from video investigation of the 1F Unit 2 pedestal debris performed by TEPCO was analysed. The debris features as derived from visual appearance on the video compared with the debris obtained after the CLADS-MADE-01 test. Some speculative conclusions concerning the properties and possible nature of the debris can be made.