reactivity coefficientとは 意味・読み方・使い方

REACTIVITY MEASURING METHOD FOR REACTOR, MEASURING METHOD FOR MODERATOR TEMPERATURE COEFFICIENT AND MEASURING DEVICE OF MODERATOR TEMPERATURE COEFFICIENT例文帳に追加

原子炉の反応度測定方法及び減速材温度係数測定方法並びに減速材温度係数測定装置 - 特許庁

To avoid problem of safety by making void reactivity coefficient negative maintaining an improved conversion ratio.例文帳に追加

転換比を向上したまま、ボイド反応度係数を負にし安全性に問題を無くす。 - 特許庁

By this manner, the nuclear fuel assembly becomes to have an improved conversion ratio and negative void reactivity coefficient.例文帳に追加

これにより転換比が向上しつつ、ボイド反応度係数が負の核燃料集合体となる。 - 特許庁

Therefore, the negative void reactivity coefficient can be increased, and the increase in change rate of reactivity during the state change between high temperature and low temperature can be suppressed.例文帳に追加

このため、負のボイド反応度係数を増大し、かつ高温−冷温の状態変化時の反応度変化率の増大を抑えることができる。 - 特許庁

To provide a fuel assembly that suppresses increase in change rate of reactivity during state change between high temperature and low temperature, and increases the negative void reactivity coefficient.例文帳に追加

高温−冷温の状態変化時における反応度変化率の増大を抑制でき、負のボイド反応度係数を増大することができる燃料集合体を提供する。 - 特許庁

To provide a fuel assembly that suppresses an increase in change rate of reactivity during state change between high temperature and low temperature, and increases the negative void reactivity coefficient.例文帳に追加

高温−冷温の状態変化時における反応度変化率の増大を抑制でき、負のボイド反応度係数を増大することができる燃料集合体を提供する。 - 特許庁

The void reactivity coefficient during operation can be accurately actually measured without changing the state by the use of the structure.例文帳に追加

上記構成により、運転中のボイド反応度係数を、状態を変えることなく高精度に実測できる。 - 特許庁

To provide a fuel assembly having desirable characteristics as a high burnup fuel by improving nuclear characteristics such as a void reactivity coefficient, high temperature-cold temperature reactivity and control rod reactivity value while realizing manufacturing cost reduction by reducing the kinds of enrichment, the reactivity increase of the fuel in high burnup and the decrease of an output peaking coefficient.例文帳に追加

濃縮度種類低減による製造コスト低減と、高燃焼度時の燃料の反応度増加、出力ピーキング係数の低減を実現するとともに、これと同時に、ボイド反応度係数、高温−冷温反応度、制御棒反応度価値などの核特性を改善でき、高燃焼度燃料として好ましい特性を持った燃料集合体を得ること。 - 特許庁