criticality assemblyとは 意味・読み方・使い方

FUEL ASSEMBLY FOR LIGHT WATER REACTOR AND CRITICALITY CONTROL METHOD NUCLEAR FUEL CYCLE FACILITY例文帳に追加

軽水炉用燃料集合体及び原子燃料サイクル施設の臨界管理方法 - 特許庁

To enhance the criticality safety of a nuclear fuel assembly for a reactor and to reduce power generation costs.例文帳に追加

原子炉の核燃料集合体の臨界安全性を高め、かつ、発電コストを低減させる。 - 特許庁

To provide adequate criticality safety control by safely modeling the state of introducing a spent fuel assembly into a bucket of a dissolver, evaluating criticality and calculating an effective multiplication factor.例文帳に追加

溶解槽のバケットに使用済燃料集合体が導入される状態を安全側にモデル化し臨界評価を行い実効増倍率を求めることにより、適正な臨界安全管理を行う。 - 特許庁

METHOD FOR CONTROLLING CRITICALITY OF NUCLEAR FUEL CYCLE FACILITY, METHOD FOR MANUFACTURING URANIUM DIOXIDE POWDER, NUCLEAR REACTOR'S FUEL RODS, AND FUEL ASSEMBLY例文帳に追加

原子燃料サイクル施設の臨界管理方法、二酸化ウラン粉末の製造方法、原子炉燃料棒および燃料集合体 - 特許庁

To make a fuel assembly supporting function, a heat removal function and a criticality prevention function compatible with one another, by separating the fuel rod supporting function, the heat removal function and the criticality prevention function and using two kinds of materials.例文帳に追加

燃料集合体の支持機能と、除熱機能及び臨界防止機能とを分離し、２種類の材料を用いて、燃料集合体の支持機能と、除熱機能及び臨界防止機能とを両立させる。 - 特許庁

Re-criticality can be prevented by providing a re-criticality mitigation material with a high melting point and high density in the lower part of core fuel assembly and moderating neutrons from molten fuel in core damage with a neutron moderator material.例文帳に追加

炉心燃料集合体下部に高融点、高密度の再臨界緩和材領域を設ける事により、炉心損傷による溶融燃料の中性子を中性子減速部材により減速して、再臨界を防止することができる。 - 特許庁

GAS-COOLED NUCLEAR REACTOR OBTAINED BY IMPROVING BOILING WATER NUCLEAR REACTOR LOADED WITH NUCLEAR FUEL ASSEMBLY OF POSITIVE BURNING REACTIVITY COEFFICIENT WITH INFINITE MULTIPLICATION FACTOR IN UNBURNTNESS NOT MORE THAN PROMPT CRITICALITY例文帳に追加

未燃焼時無限増倍係数が即発臨界以下で燃焼反応度係数正の核燃料集合体を装荷せる沸騰水型原子炉改良の気体冷却原子炉 - 特許庁