Oral presentation

III. Fission Energy Engineering » 301-1 Reactor Physics, Utilization of Nuclear Data, Criticality Safety

[1M08-13] Criticality Safety 1

Wed. Sep 5, 2018 2:45 PM - 4:25 PM Room M (E11 -E Building)

Chair:Yasunobu Nagaya(JAEA)

+Add all to schedule

2:45 PM - 3:00 PM

[1M08] Theoretical Development of Method to Estimate Reactivity and Fissile Isotope Ratio at the Same Time Based on Power Profile in Quasi Steady State

*Yuichi Yamane¹ (1. Japan Atomic Energy Agency)

3:00 PM - 3:15 PM

[1M09] Exponent dependency of neutron multiplication factor distribution in system randomized with 1/f^β frequency spectrum

*Shouhei Araki¹, Yuichi Yamane¹, Taro Ueki¹, Kotaro Tonoike¹ (1. Japan Atomic Energy Agency)

3:15 PM - 3:30 PM

[1M10] Criticality control technique development for Fukushima Daiichi fuel debris

(41) Statistical evaluation of criticality - The criticality evaluation of 1F-2/1F-3 RPV lower part debris with considering non-uniform positioning of UO2+Gd2O3

*Takuya UMANO^1,2, Mitsuaki YAMAOKA^1,2, Rei KIMURA^1,2, Yamato HAYASHI^1,2 (1. International Research Institute for Nuclear Decommissioning, 2. Toshiba Energy Systems & Solutions Corporation)

3:30 PM - 3:45 PM

[1M11] Criticality control technique development for Fukushima Daiichi fuel debris

(42) Criticality behavior analyses based on assumed criticality scenario during fuel debris retrieval

*Yamato Hayashi^1,2, Rei Kimura^1,2, Masahiko Kuroki^1,2 (1. IRID, 2. Toshiba ESS)

3:45 PM - 4:00 PM

[1M12] Criticality control technique development for Fukushima Daiichi fuel debris

(43) Feasibility study of sub-criticality monitoring method using Feynman-α method and neutron source multiplication method

*Shinya Kano^1,2, Satoshi Wada^1,2, Tsuyoshi Misawa³, Kitamura Yasunori³ (1. IRID, 2. Toshiba Energy Systems & Solutions Corp., 3. Kyoto Univ.)

4:00 PM - 4:15 PM

[1M13] Criticality control technique development for Fukushima Daiichi fuel debris

(44) Verification of sub-criticality monitoring system by KUCA experiment

*Satoshi Wada^1,2, Shinya Kano^1,2, Tsuyoshi Misawa³, Yasunori Kitamura³ (1. IRID, 2. Toshiba Energy Systems & Solutions, 3. Kyoto University)

Time reserved for Chair (4:15 PM - 4:25 PM)

Session information

[1M08-13] Criticality Safety 1

[1M08] Theoretical Development of Method to Estimate Reactivity and Fissile Isotope Ratio at the Same Time Based on Power Profile in Quasi Steady State

[1M09] Exponent dependency of neutron multiplication factor distribution in system randomized with 1/f^β frequency spectrum

[1M10] Criticality control technique development for Fukushima Daiichi fuel debris

(41) Statistical evaluation of criticality - The criticality evaluation of 1F-2/1F-3 RPV lower part debris with considering non-uniform positioning of UO2+Gd2O3

[1M11] Criticality control technique development for Fukushima Daiichi fuel debris

(42) Criticality behavior analyses based on assumed criticality scenario during fuel debris retrieval

[1M12] Criticality control technique development for Fukushima Daiichi fuel debris

(43) Feasibility study of sub-criticality monitoring method using Feynman-α method and neutron source multiplication method

[1M13] Criticality control technique development for Fukushima Daiichi fuel debris

(44) Verification of sub-criticality monitoring system by KUCA experiment

Authentication

Session information

[1M08-13] Criticality Safety 1

[1M08] Theoretical Development of Method to Estimate Reactivity and Fissile Isotope Ratio at the Same Time Based on Power Profile in Quasi Steady State

[1M09] Exponent dependency of neutron multiplication factor distribution in system randomized with 1/fβ frequency spectrum

[1M10] Criticality control technique development for Fukushima Daiichi fuel debris

(41) Statistical evaluation of criticality - The criticality evaluation of 1F-2/1F-3 RPV lower part debris with considering non-uniform positioning of UO2+Gd2O3

[1M11] Criticality control technique development for Fukushima Daiichi fuel debris

(42) Criticality behavior analyses based on assumed criticality scenario during fuel debris retrieval

[1M12] Criticality control technique development for Fukushima Daiichi fuel debris

(43) Feasibility study of sub-criticality monitoring method using Feynman-α method and neutron source multiplication method

[1M13] Criticality control technique development for Fukushima Daiichi fuel debris

(44) Verification of sub-criticality monitoring system by KUCA experiment

Authentication

[1M09] Exponent dependency of neutron multiplication factor distribution in system randomized with 1/f^β frequency spectrum