Debris shield of upper tie plate for nuclear fuel assembly and method to shield assembly from debris

A nuclear reactor fuel assembly (10) including: a fuel bundle including an array of fuel rods (11, 12) and water rods (23, 230, 56, 57) mounted in an upper tie plate (13, 52) and housed in walls of a channel (20), and a debris shield (26, 36, 50) mounted at least partially in the channel and above o...

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Bibliographische Detailangaben
Hauptverfasser:	SMITH, DAVID, STACHOWSKI, RUSSELL, LONGREN, RICHARD CARL, KIERNAN, MICHAEL, ELKINS, ROBERT B, FAWCETT, RUSSELL MORGAN, CLARK, CARLTON W, DE FILIPPIS, MICHAEL S, LUCIANO, GERALD A
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS NUCLEAR ENGINEERING NUCLEAR PHYSICS NUCLEAR REACTORS PHYSICS REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE
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Beschreibung
Zusammenfassung:	A nuclear reactor fuel assembly (10) including: a fuel bundle including an array of fuel rods (11, 12) and water rods (23, 230, 56, 57) mounted in an upper tie plate (13, 52) and housed in walls of a channel (20), and a debris shield (26, 36, 50) mounted at least partially in the channel and above or below the upper tie plate, the shield extending to or over the walls of the channel, wherein the shield is porous.