Oxide material trapped in the melted core of a nuclear reactor

摘要

nuclear power engineering. SUBSTANCE: additionally introduced in corium catcher oxide material incorporating Al2O3, SiO2, are Fe2O3 and/or Fe3O4 and target additive in the form of Gd2O3, or Eu2O3, or Sm2O3, proportion of ingredients being as follows, mass percent: Fe2O3 and/or Fe3O4, 46-80; Al2O3, 16-50; SiO2, 1-4; and target additive, 0.1-4. EFFECT: enhanced degree of subcriticality, nuclear safety, and confinement efficiency of corium. 3 cl, 1 tbl