FUEL ASSEMBLY HAVING ANTI-CORROSION GRID

Fuel assembly for the core of a nuclear reactor comprising spacing grids situated in the upper part of the assembly arranged at smaller intervals from one another than the grids situated in the lower part of the assembly. The upper grids ensure a more intense mixing of the coolant downstream than th...

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Bibliographische Detailangaben
Hauptverfasser: THOMAZET, JOEL, KOLMAYER, ANDRE
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Fuel assembly for the core of a nuclear reactor comprising spacing grids situated in the upper part of the assembly arranged at smaller intervals from one another than the grids situated in the lower part of the assembly. The upper grids ensure a more intense mixing of the coolant downstream than the lower grids, so as to reduce corrosion at the upper part and the temperature difference between the top of the sheath and the coolant.