2019 Fall Meeting

Presentation information

Print

Oral presentation

III. Fission Energy Engineering » 301-2 Reactor Design, Nuclear Energy Strategy, Nuclear Transmutation

[3J05-09] Design of New Reactor 2

Fri. Sep 13, 2019 10:35 AM - 11:55 AM Room J (Common Education Bildg. 2F D22)

Chair:Toshikazu Takeda(Univ. of Fukui)

11:35 AM - 11:50 AM

[3J09] Study on intrinsic safe fast reactors to prevent re-criticality by convex core shape

(6)Feasibility of a MOX fuel pellet with central axis absorber

*Yoshiaki TACHI1, Naoyuki TAKAKI2, Mari YANO2, Toshio WAKABAYASHI3 (1. Japan Atomic Energy Agency, 2. Tokyo City University, 3. Tohoku Univertsity)

Keywords:fuel with central axis absorber, neutron absorber, mixed oxide fuel, re-criticality, fast reactors

高速炉の燃料損傷時の再臨界防止のため、軸芯部に中性子吸収体を包含する軸芯燃料の開発を進めている。溶融時に軸芯部の中性子吸収体を均質に分散させるため、代替物質による評価試験を通して適切な軸芯燃料構造を検討し、軸芯燃料の材料的な成立性を評価した。