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METHOD OF OPERATING A PRESSURIZED-WATER NUCLEAR REACTOR ALLOWING SAME TO PASS FROM A PLUTONIUM EQUILIBRIUM CYCLE TO A URANIUM EQUILIBRIUM CYCLE AND CORRESPONDING NUCLEAR FUEL ASSEMBLY
METHOD OF OPERATING A PRESSURIZED-WATER NUCLEAR REACTOR ALLOWING SAME TO PASS FROM A PLUTONIUM EQUILIBRIUM CYCLE TO A URANIUM EQUILIBRIUM CYCLE AND CORRESPONDING NUCLEAR FUEL ASSEMBLY
A method is provided for operating a nuclear reactor. The method includes operating the nuclear reactor for at least one plutonium equilibrium cycle during which the core contains plutonium-equilibrium nuclear fuel assemblies; subsequently, operating the reactor for transition cycles, at least some of the plutonium-equilibrium nuclear fuel assemblies being progressively replaced with transition nuclear fuel assemblies and then with uranium-equilibrium nuclear fuel assemblies; and then operating the nuclear reactor for at least one uranium equilibrium cycle.
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