2017 Annual Meeting

Presentation information

Oral presentation

II. Radiation, Accelerator and Beam Technologies » 202-2 Radiation Physics, Radiation Detection and Measurement

[2D18-23] Nuclear fuel material analysis (Debris accountability)

Tue. Mar 28, 2017 4:55 PM - 6:30 PM Room D (16-204 Building No.16)

Chair: Kenichi Watanabe (Nagoya Univ.)

6:10 PM - 6:25 PM

[2D23] Characterization Study of Candidate Technologies for Nuclear Material Quantification in Fuel Debris at Fukushima Daiichi Nuclear Power Station

(6)Study on Inventory Evaluation Method of Nuclear Fuel Material Using Detector Responses

*Keisuke Okumura1, Wakaei Sato3, Taketeru Nagatani1, Masao Komeda1, Tomooki Shiba1, Yasushi Nauchi2, Akira Takada3 (1. JAEA, 2. CRIEPI, 3. NESI)

Keywords:Fukushima Daiichi Nuclear Power Station, Fuel Debris, Nuclear Material Quantification, Non-destructive Assay, Burnup Calculation

In order to contribute to the development of quantitative technology for the nuclear fuel materials in the fuel debris at the Fukushima Daiichi Nuclear Power Station, we examined the evaluation method and prediction accuracy of the nuclear fuel material quantity in the fuel debris based on the detector responces of the non-destructive assay simulation and on the fuel burnup calculation results.