FAST NEUTRAL NUCLEAR REACTOR COOLED BY A LIQUID METAL, WITH INTERNAL STRUCTURES EQUIPPED WITH A THERMAL PROTECTION DEVICE

摘要

THE INTERNAL STRUCTURES 32 OF A FAST NEUTRON NUCLEAR REACTOR ARE COVERED AT LEAST PARTLY, FROM THE WARMEST SIDE, BY A THERMAL PROTECTION DEVICE. THIS DEVICE INCLUDES MODULAR PLATES 38 ARRANGED END TO END WITH A CERTAIN CLEARANCE BETWEEN THEM AND APPROXIMATELY EXPENDING THE SHAPE OF THE INTERNAL STRUCTURES 32. EACH PLATE 38 IS FIXED AT ITS CENTER ON THE INTERNAL STRUCTURES 32 BY A STUD 40. A PLATE 42 ATTACHED TO THE INTERNAL STRUCTURES 32. ONE OF THE CORNERS OF EACH OF THE PLATES 38 AND PARTLY COVERING THE NEIGHBORING PLATES PROVIDES SECURITY FIXING OF THEM.