Search Results - "Fujimata, Kazuhiro"

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  1. 1
    Estimation of reactivity feedback and determination of safety criteria of inherent-safety fast reactors in unprotected transients based on the asymptotic approximation

    Estimation of reactivity feedback and determination of safety criteria of inherent-safety fast reactors in unprotected transients based on the asymptotic approximation by Takeda, Toshikazu, Fujimata, Kazuhiro, Fuchita, Sho, Takeda, Satoshi

    Published in Annals of nuclear energy (15-12-2021)
    “…•Estimation of reactivity feedback has been studied for an inherent safety fast reactor in unprotected transients.•The asymptotic approximation has been…”
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  2. 2
    A safety enhanced sodium-cooled MOX fueled fast reactor core concept

    A safety enhanced sodium-cooled MOX fueled fast reactor core concept by Fujimura, Koji, Fuchita, Sho, Fujimata, Kazuhiro, Takeda, Satoshi, Takeda, Toshikazu

    Published in Journal of nuclear science and technology (03-10-2023)
    “…We have developed a 750MWe sodium-cooled MOX fueled fast reactor core with enhanced safety against typical ATWS. Design goals were set as follows: 1) negative…”
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  3. 3
    Effect of void propagation to sodium void reactivity in transient analyses of fast reactors with sodium-plenum

    Effect of void propagation to sodium void reactivity in transient analyses of fast reactors with sodium-plenum by Takeda, Toshikazu, Fujimura, Koji, Fujimata, Kazuhiro, Takeda, Satoshi

    Published in Annals of nuclear energy (01-09-2018)
    “…•The effect of void propagation to sodium void reactivity is analyzed.•A fast reactor core with sodium-plenum is considered.•Void reactivity for sub-region in…”
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